Diff of the two buildlogs:

--
--- b1/build.log	2025-03-18 03:39:57.082044878 +0000
+++ b2/build.log	2025-03-18 03:42:27.127244892 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Mon Mar 17 15:38:53 -12 2025
-I: pbuilder-time-stamp: 1742269133
+I: Current time: Tue Apr 21 00:02:59 +14 2026
+I: pbuilder-time-stamp: 1776679379
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -31,51 +31,83 @@
 dpkg-source: info: applying 0008-Trim-out-broken-curses-check.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/2843696/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2133278/tmp/hooks/D01_modify_environment starting
+debug: Running on infom02-amd64.
+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 Apr 20 10:03 /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/2133278/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2133278/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='amd64'
-  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]="x86_64-pc-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=amd64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='cf2869b9083c470fbc312ff5cedc23f7'
-  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='2843696'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=343bdacdfdd0469da1091432e388dc72
+  LANG=C
+  LANGUAGE=et_EE:et
+  LC_ALL=C
+  MACHTYPE=x86_64-pc-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=2133278
   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.KgaUJZ8I/pbuilderrc_GfRU --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.KgaUJZ8I/b1 --logfile b1/build.log ncftp_3.2.7-1.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'
+  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.KgaUJZ8I/pbuilderrc_IvK2 --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.KgaUJZ8I/b2 --logfile b2/build.log ncftp_3.2.7-1.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'
 I: uname -a
-  Linux infom01-amd64 6.1.0-32-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/2843696/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2133278/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -150,7 +182,7 @@
 Get: 33 http://deb.debian.org/debian unstable/main amd64 libncurses-dev amd64 6.5+20250216-2 [353 kB]
 Get: 34 http://deb.debian.org/debian unstable/main amd64 libreadline8t64 amd64 8.2-6 [169 kB]
 Get: 35 http://deb.debian.org/debian unstable/main amd64 libreadline-dev amd64 8.2-6 [153 kB]
-Fetched 21.7 MB in 0s (73.9 MB/s)
+Fetched 21.7 MB in 0s (60.3 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package readline-common.
 (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 ... 19784 files and directories currently installed.)
@@ -309,7 +341,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/ncftp-3.2.7/ && 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  > ../ncftp_3.2.7-1_source.changes
+I: user script /srv/workspace/pbuilder/2133278/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/2133278/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/ncftp-3.2.7/ && 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  > ../ncftp_3.2.7-1_source.changes
 dpkg-buildpackage: info: source package ncftp
 dpkg-buildpackage: info: source version 2:3.2.7-1
 dpkg-buildpackage: info: source distribution unstable
@@ -648,13 +684,13 @@
 ./lib/autoconf/general.m4:2918: AC_TRY_LINK is expanded from...
 autoconf_local/aclocal.m4:5233: wi_CURSES_FEATURES is expanded from...
 configure.in:184: the top level
--rwxr-xr-x 1 pbuilder1 pbuilder1 447776 Mar 18 03:39 configure
+-rwxr-xr-x 1 pbuilder2 pbuilder2 447776 Apr 20 10:03 configure
 
 
 
 ******************* /build/reproducible-path/ncftp-3.2.7/sio *******************
 autoheader: warning: autoconf input should be named 'configure.ac', not 'configure.in'
--rw-r--r-- 1 pbuilder1 pbuilder1 3844 Mar 18 03:39 config.h.in
+-rw-r--r-- 1 pbuilder2 pbuilder2 3844 Apr 20 10:03 config.h.in
 configure.in:5: warning: The macro 'AC_CONFIG_HEADER' is obsolete.
 configure.in:5: You should run autoupdate.
 ./lib/autoconf/status.m4:719: AC_CONFIG_HEADER is expanded from...
@@ -680,7 +716,7 @@
 
 ****************** /build/reproducible-path/ncftp-3.2.7/Strn *******************
 autoheader: warning: autoconf input should be named 'configure.ac', not 'configure.in'
--rw-r--r-- 1 pbuilder1 pbuilder1 1720 Mar 18 03:39 config.h.in
+-rw-r--r-- 1 pbuilder2 pbuilder2 1720 Apr 20 10:03 config.h.in
 configure.in:3: warning: The macro 'AC_CONFIG_HEADER' is obsolete.
 configure.in:3: You should run autoupdate.
 ./lib/autoconf/status.m4:719: AC_CONFIG_HEADER is expanded from...
@@ -924,7 +960,7 @@
 checking CFLAGS... -D_REENTRANT -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ncftp-3.2.7=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -Wno-format-y2k
 checking CPPFLAGS... -I/build/reproducible-path/ncftp-3.2.7 -I/build/reproducible-path/ncftp-3.2.7/libncftp -I/build/reproducible-path/ncftp-3.2.7/sio -I/build/reproducible-path/ncftp-3.2.7/Strn -Wdate-time -D_FORTIFY_SOURCE=2
 checking DEFS... 
-checking NDEFS...  -DLINUX=61000 -DLINUX_LIBC=5
+checking NDEFS...  -DLINUX=72012 -DLINUX_LIBC=5
 checking LDFLAGS... -L/build/reproducible-path/ncftp-3.2.7/libncftp -L/build/reproducible-path/ncftp-3.2.7/sio -L/build/reproducible-path/ncftp-3.2.7/Strn -Wl,-z,relro -Wl,-z,now
 checking LIBS... -lresolv
 configure: creating ./config.status
@@ -953,8 +989,8 @@
 Compiling strtokc.c.
 Compiling DStrCatList.c.
 Compiling DStrInit.c.
-Compiling Dynsrecpy.c.
 Compiling Strnpcat.c.
+Compiling Dynsrecpy.c.
 Compiling DStrCpy.c.
 Compiling DStrNew.c.
 Compiling StrFree.c.
@@ -968,14 +1004,14 @@
 Creating library libStrn.a.
   ar: creating libStrn.a
 x86_64-linux-gnu-ranlib "libStrn.a"
--rw-r--r-- 1 pbuilder1 pbuilder1 127506 Mar 18 03:39 libStrn.a
+-rw-r--r-- 1 pbuilder2 pbuilder2 127506 Apr 20 10:05 libStrn.a
 Done making Strn.
 make[2]: Leaving directory '/build/reproducible-path/ncftp-3.2.7/Strn'
 make[2]: Entering directory '/build/reproducible-path/ncftp-3.2.7/sio'
 Compiling UAccept.c.
 Compiling UBind.c.
-Compiling UConnectByName.c.
 Compiling UConnect.c.
+Compiling UConnectByName.c.
 Compiling UNew.c.
 Compiling URecvfrom.c.
 Compiling USendtoByName.c.
@@ -1007,7 +1043,7 @@
 Creating library libsio.a.
   ar: creating libsio.a
 x86_64-linux-gnu-ranlib libsio.a
--rw-r--r-- 1 pbuilder1 pbuilder1 391698 Mar 18 03:39 libsio.a
+-rw-r--r-- 1 pbuilder2 pbuilder2 391698 Apr 20 10:05 libsio.a
 make[2]: [Makefile:66: libsio.a] Error 2 (ignored)
 Done.
 make[2]: Leaving directory '/build/reproducible-path/ncftp-3.2.7/sio'
@@ -1015,8 +1051,8 @@
 Compiling c_chdir.c.
 Compiling c_chdir3.c.
 Compiling c_chdirlist.c.
-Compiling c_chmod.c.
 Compiling c_delete.c.
+Compiling c_chmod.c.
 Compiling c_exists.c.
 Compiling c_filetype.c.
 Compiling c_getcwd.c.
@@ -1030,8 +1066,8 @@
 Compiling c_rmdirr.c.
 Compiling c_size.c.
 Compiling c_sizemdtm.c.
-Compiling c_symlink.c.
 Compiling c_type.c.
+Compiling c_symlink.c.
 Compiling c_umask.c.
 Compiling c_utime.c.
 Compiling errno.c.
@@ -1051,6 +1087,14 @@
 Compiling io_sendfile.c.
 Compiling io_util.c.
 Compiling lglob.c.
+Compiling lglobr.c.
+Compiling linelist.c.
+Compiling open.c.
+Compiling rcmd.c.
+Compiling rftw.c.
+Compiling rglob.c.
+Compiling rglobr.c.
+Compiling u_close.c.
   ftw.c: In function 'Readdir':
   ftw.c:134:9: warning: 'readdir_r' is deprecated [-Wdeprecated-declarations]
     134 |         if ((readdir_r(dir, dp, &p) == 0) && (p != NULL))
@@ -1060,14 +1104,6 @@
   /usr/include/dirent.h:185:12: note: declared here
     185 | extern int readdir_r (DIR *__restrict __dirp,
         |            ^~~~~~~~~
-Compiling lglobr.c.
-Compiling linelist.c.
-Compiling open.c.
-Compiling rcmd.c.
-Compiling rftw.c.
-Compiling rglob.c.
-Compiling rglobr.c.
-Compiling u_close.c.
 Compiling u_decodeurl.c.
 Compiling u_decodehost.c.
 Compiling u_error.c.
@@ -1096,7 +1132,7 @@
 Compiling u_feat.c.
 Creating library libncftp.a.
   ar: creating libncftp.a
--rw-r--r-- 1 pbuilder1 pbuilder1 1953396 Mar 18 03:39 libncftp.a
+-rw-r--r-- 1 pbuilder2 pbuilder2 1953396 Apr 20 10:05 libncftp.a
 make[3]: Entering directory '/build/reproducible-path/ncftp-3.2.7/sio'
 Done.
 make[3]: Leaving directory '/build/reproducible-path/ncftp-3.2.7/sio'
@@ -1107,8 +1143,8 @@
 make[2]: Leaving directory '/build/reproducible-path/ncftp-3.2.7/libncftp'
 make[2]: Entering directory '/build/reproducible-path/ncftp-3.2.7/ncftp'
 Compiling cmds.c.
-Compiling cmdlist.c.
 Compiling ls.c.
+Compiling cmdlist.c.
 Compiling main.c.
 Compiling version.c.
 Compiling shell.c.
@@ -1153,13 +1189,13 @@
 Done making NcFTP full-screen utilities.
 make[2]: Leaving directory '/build/reproducible-path/ncftp-3.2.7/vis'
 total 5860
--rwxr-xr-x 1 pbuilder1 pbuilder1 1471536 Mar 18 03:39 ncftp
--rwxr-xr-x 1 pbuilder1 pbuilder1 1112512 Mar 18 03:39 ncftpbatch
--rwxr-xr-x 1 pbuilder1 pbuilder1  613280 Mar 18 03:39 ncftpbookmarks
--rwxr-xr-x 1 pbuilder1 pbuilder1  991432 Mar 18 03:39 ncftpget
--rwxr-xr-x 1 pbuilder1 pbuilder1  776096 Mar 18 03:39 ncftpls
--rwxr-xr-x 1 pbuilder1 pbuilder1 1021664 Mar 18 03:39 ncftpput
-lrwxrwxrwx 1 pbuilder1 pbuilder1      10 Mar 18 03:39 ncftpspooler -> ncftpbatch
+-rwxr-xr-x 1 pbuilder2 pbuilder2 1471536 Apr 20 10:05 ncftp
+-rwxr-xr-x 1 pbuilder2 pbuilder2 1112512 Apr 20 10:05 ncftpbatch
+-rwxr-xr-x 1 pbuilder2 pbuilder2  613280 Apr 20 10:05 ncftpbookmarks
+-rwxr-xr-x 1 pbuilder2 pbuilder2  991432 Apr 20 10:05 ncftpget
+-rwxr-xr-x 1 pbuilder2 pbuilder2  776096 Apr 20 10:05 ncftpls
+-rwxr-xr-x 1 pbuilder2 pbuilder2 1021664 Apr 20 10:05 ncftpput
+lrwxrwxrwx 1 pbuilder2 pbuilder2      10 Apr 20 10:05 ncftpspooler -> ncftpbatch
 Done.
 
 ** Please report any problems to http://www.NcFTP.com/contact/ **
@@ -1200,13 +1236,13 @@
 ..... Finishing up .....
 
 /build/reproducible-path/ncftp-3.2.7/debian/ncftp/usr/bin:
-  -rwxr-xr-x 1 pbuilder1 pbuilder1 1471536 Mar 18 03:39 ncftp
-  -rwxr-xr-x 2 pbuilder1 pbuilder1 1112512 Mar 18 03:39 ncftpbatch
-  -rwxr-xr-x 1 pbuilder1 pbuilder1  613280 Mar 18 03:39 ncftpbookmarks
-  -rwxr-xr-x 1 pbuilder1 pbuilder1  991432 Mar 18 03:39 ncftpget
-  -rwxr-xr-x 1 pbuilder1 pbuilder1  776096 Mar 18 03:39 ncftpls
-  -rwxr-xr-x 1 pbuilder1 pbuilder1 1021664 Mar 18 03:39 ncftpput
-  -rwxr-xr-x 2 pbuilder1 pbuilder1 1112512 Mar 18 03:39 ncftpspooler
+  -rwxr-xr-x 1 pbuilder2 pbuilder2 1471536 Apr 20 10:05 ncftp
+  -rwxr-xr-x 2 pbuilder2 pbuilder2 1112512 Apr 20 10:05 ncftpbatch
+  -rwxr-xr-x 1 pbuilder2 pbuilder2  613280 Apr 20 10:05 ncftpbookmarks
+  -rwxr-xr-x 1 pbuilder2 pbuilder2  991432 Apr 20 10:05 ncftpget
+  -rwxr-xr-x 1 pbuilder2 pbuilder2  776096 Apr 20 10:05 ncftpls
+  -rwxr-xr-x 1 pbuilder2 pbuilder2 1021664 Apr 20 10:05 ncftpput
+  -rwxr-xr-x 2 pbuilder2 pbuilder2 1112512 Apr 20 10:05 ncftpspooler
 
 Done installing NcFTP.
 make[1]: Leaving directory '/build/reproducible-path/ncftp-3.2.7'
@@ -1242,12 +1278,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: including full source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/2133278/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2133278/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/2843696 and its subdirectories
-I: Current time: Mon Mar 17 15:39:56 -12 2025
-I: pbuilder-time-stamp: 1742269196
+I: removing directory /srv/workspace/pbuilder/2133278 and its subdirectories
+I: Current time: Tue Apr 21 00:05:26 +14 2026
+I: pbuilder-time-stamp: 1776679526