Diff of the two buildlogs:

--
--- b1/build.log	2025-03-23 01:49:26.989623875 +0000
+++ b2/build.log	2025-03-23 01:50:13.319552702 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Apr 24 20:11:51 -12 2026
-I: pbuilder-time-stamp: 1777104711
+I: Current time: Sun Mar 23 15:49:29 +14 2025
+I: pbuilder-time-stamp: 1742694569
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -27,52 +27,84 @@
 dpkg-source: info: applying fortify-lto.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3325000/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2486842/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink04-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 Mar 23 01:49 /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/2486842/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2486842/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]="2" [2]="37" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu")
+  BASH_VERSION='5.2.37(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='unstable'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='0597ce8acdf443e580fecb08b684bbed'
-  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='3325000'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=d5c6fcbfed7c4c1b865806f4aa056335
+  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=2486842
   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.hjQbyTek/pbuilderrc_W3tr --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.hjQbyTek/b1 --logfile b1/build.log atftp_0.8.0-7.dsc'
-  SUDO_GID='109'
-  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.hjQbyTek/pbuilderrc_e6jA --distribution unstable --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.hjQbyTek/b2 --logfile b2/build.log atftp_0.8.0-7.dsc'
+  SUDO_GID=109
+  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 codethink03-arm64 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3325000/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2486842/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -161,7 +193,7 @@
 Get: 41 http://deb.debian.org/debian unstable/main arm64 libreadline-dev arm64 8.2-6 [155 kB]
 Get: 42 http://deb.debian.org/debian unstable/main arm64 libwrap0 arm64 7.6.q-36 [55.0 kB]
 Get: 43 http://deb.debian.org/debian unstable/main arm64 libwrap0-dev arm64 7.6.q-36 [22.6 kB]
-Fetched 23.5 MB in 0s (113 MB/s)
+Fetched 23.5 MB in 0s (144 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libproc2-0:arm64.
 (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 ... 19921 files and directories currently installed.)
@@ -352,7 +384,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/atftp-0.8.0/ && 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  > ../atftp_0.8.0-7_source.changes
+I: user script /srv/workspace/pbuilder/2486842/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/2486842/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/atftp-0.8.0/ && 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  > ../atftp_0.8.0-7_source.changes
 dpkg-buildpackage: info: source package atftp
 dpkg-buildpackage: info: source version 0.8.0-7
 dpkg-buildpackage: info: source distribution unstable
@@ -514,7 +550,6 @@
 gcc -DHAVE_CONFIG_H -I.  -D_GNU_SOURCE -Wdate-time -D_FORTIFY_SOURCE=2  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89 -c -o tftpd_list.o tftpd_list.c
 gcc -DHAVE_CONFIG_H -I.  -D_GNU_SOURCE -Wdate-time -D_FORTIFY_SOURCE=2  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89 -c -o tftpd_mcast.o tftpd_mcast.c
 gcc -DHAVE_CONFIG_H -I.  -D_GNU_SOURCE -Wdate-time -D_FORTIFY_SOURCE=2  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89 -c -o tftpd_pcre.o tftpd_pcre.c
-gcc -DHAVE_CONFIG_H -I.  -D_GNU_SOURCE -Wdate-time -D_FORTIFY_SOURCE=2  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89 -c -o tftpd_mtftp.o tftpd_mtftp.c
 tftpd_pcre.c: In function 'tftpd_pcre_open':
 tftpd_pcre.c:109:37: warning: passing argument 1 of 'pcre2_substring_list_free_8' from incompatible pointer type [-Wincompatible-pointer-types]
   109 |           pcre2_substring_list_free((const PCRE2_UCHAR **)substrlist);
@@ -526,6 +561,7 @@
 /usr/include/pcre2.h:1011:1: note: expected 'PCRE2_UCHAR8 **' {aka 'unsigned char **'} but argument is of type 'const PCRE2_UCHAR8 **' {aka 'const unsigned char **'}
  1011 | PCRE2_TYPES_STRUCTURES_AND_FUNCTIONS
       | ^
+gcc -DHAVE_CONFIG_H -I.  -D_GNU_SOURCE -Wdate-time -D_FORTIFY_SOURCE=2  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89 -c -o tftpd_mtftp.o tftpd_mtftp.c
 gcc  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89  -Wl,-z,relro -Wl,-z,now -o atftp tftp.o tftp_io.o logger.o options.o tftp_def.o tftp_file.o argz.o tftp_mtftp.o -lncurses -lreadline -lpthread 
 gcc  -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/atftp-0.8.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -g -Wall -D_REENTRANT -O2 -std=gnu89  -Wl,-z,relro -Wl,-z,now -o atftpd tftpd.o logger.o options.o stats.o tftp_io.o tftp_def.o tftpd_file.o tftpd_list.o tftpd_mcast.o argz.o tftpd_pcre.o tftpd_mtftp.o  -lpthread -lpcre2-8 
 make[3]: Leaving directory '/build/reproducible-path/atftp-0.8.0'
@@ -544,18 +580,18 @@
 make[2]: Entering directory '/build/reproducible-path/atftp-0.8.0'
 make[3]: Entering directory '/build/reproducible-path/atftp-0.8.0'
  /usr/bin/mkdir -p '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/bin'
+  /usr/bin/install -c atftp '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/bin'
  /usr/bin/mkdir -p '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/sbin'
  /usr/bin/mkdir -p '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man1'
- /usr/bin/mkdir -p '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man8'
-  /usr/bin/install -c atftp '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/bin'
   /usr/bin/install -c atftpd '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/sbin'
 make  install-exec-hook
  /usr/bin/install -c -m 644 atftp.1 '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man1'
+ /usr/bin/mkdir -p '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man8'
 make[4]: Entering directory '/build/reproducible-path/atftp-0.8.0'
 (cd /build/reproducible-path/atftp-0.8.0/debian/tmp/usr/sbin && ln -sf atftpd in.tftpd)
+make[4]: Leaving directory '/build/reproducible-path/atftp-0.8.0'
  /usr/bin/install -c -m 644 atftpd.8 '/build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man8'
 make  install-data-hook
-make[4]: Leaving directory '/build/reproducible-path/atftp-0.8.0'
 make[4]: Entering directory '/build/reproducible-path/atftp-0.8.0'
 (cd /build/reproducible-path/atftp-0.8.0/debian/tmp/usr/share/man/man8 && ln -sf atftpd.8 in.tftpd.8)
 make[4]: Leaving directory '/build/reproducible-path/atftp-0.8.0'
@@ -587,10 +623,6 @@
    dh_makeshlibs -a
    dh_shlibdeps -a
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
- diversion by libc6 from: /lib/ld-linux-aarch64.so.1
-dpkg-shlibdeps: warning: diversions involved - output may be incorrect
- diversion by libc6 to: /lib/ld-linux-aarch64.so.1.usr-is-merged
-dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libreadline8t64 from: /lib/aarch64-linux-gnu/libreadline.so.8
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libreadline8t64 to: /lib/aarch64-linux-gnu/libreadline.so.8.usr-is-merged
@@ -598,6 +630,10 @@
  diversion by libc6 from: /lib/ld-linux-aarch64.so.1
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libc6 to: /lib/ld-linux-aarch64.so.1.usr-is-merged
+dpkg-shlibdeps: warning: diversions involved - output may be incorrect
+ diversion by libc6 from: /lib/ld-linux-aarch64.so.1
+dpkg-shlibdeps: warning: diversions involved - output may be incorrect
+ diversion by libc6 to: /lib/ld-linux-aarch64.so.1.usr-is-merged
    dh_installdeb
    dh_gencontrol
    dh_md5sums
@@ -613,12 +649,14 @@
 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/2486842/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2486842/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/3325000 and its subdirectories
-I: Current time: Fri Apr 24 20:12:25 -12 2026
-I: pbuilder-time-stamp: 1777104745
+I: removing directory /srv/workspace/pbuilder/2486842 and its subdirectories
+I: Current time: Sun Mar 23 15:50:12 +14 2025
+I: pbuilder-time-stamp: 1742694612