Diff of the two buildlogs:

--
--- b1/build.log	2025-01-15 02:31:35.465137745 +0000
+++ b2/build.log	2025-01-15 02:36:58.110495581 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Mon Feb 16 20:52:49 -12 2026
-I: pbuilder-time-stamp: 1771318369
+I: Current time: Wed Jan 15 16:31:38 +14 2025
+I: pbuilder-time-stamp: 1736908298
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -25,52 +25,84 @@
 dpkg-source: info: applying 0002-plexus-compatibility.patch
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3161527/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1359929/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 Jan 15 02:31 /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/1359929/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1359929/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='trixie'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='b9e2f19dab364742884895397326054f'
-  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='3161527'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=c9f9a104943d4836a485b3e29fd9896a
+  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=1359929
   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.fEMJH6YW/pbuilderrc_hAO5 --distribution trixie --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.fEMJH6YW/b1 --logfile b1/build.log animal-sniffer_1.16-2.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.fEMJH6YW/pbuilderrc_yjDX --distribution trixie --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.fEMJH6YW/b2 --logfile b2/build.log animal-sniffer_1.16-2.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 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3161527/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1359929/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -437,7 +469,7 @@
 Get: 305 http://deb.debian.org/debian trixie/main arm64 maven-repo-helper all 1.11 [142 kB]
 Get: 306 http://deb.debian.org/debian trixie/main arm64 unzip arm64 6.0-28+b1 [158 kB]
 Get: 307 http://deb.debian.org/debian trixie/main arm64 maven-debian-helper all 2.6.6 [108 kB]
-Fetched 269 MB in 1s (259 MB/s)
+Fetched 269 MB in 2s (144 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libapparmor1: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 ... 19968 files and directories currently installed.)
@@ -1908,7 +1940,11 @@
 fakeroot is already the newest version (1.36.2-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/animal-sniffer-1.16/ && 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  > ../animal-sniffer_1.16-2_source.changes
+I: user script /srv/workspace/pbuilder/1359929/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/1359929/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/animal-sniffer-1.16/ && 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  > ../animal-sniffer_1.16-2_source.changes
 dpkg-buildpackage: info: source package animal-sniffer
 dpkg-buildpackage: info: source version 1.16-2
 dpkg-buildpackage: info: source distribution unstable
@@ -2254,18 +2290,18 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] Reactor Summary for Animal Sniffer 1.16:
 [INFO] 
-[INFO] Java boot classpath detector ....................... SUCCESS [  1.438 s]
-[INFO] Animal Sniffer Annotations ......................... SUCCESS [  0.457 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [  0.661 s]
-[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  1.987 s]
-[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  0.326 s]
-[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  0.787 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [  0.018 s]
+[INFO] Java boot classpath detector ....................... SUCCESS [  4.771 s]
+[INFO] Animal Sniffer Annotations ......................... SUCCESS [  1.790 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [  2.420 s]
+[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  8.042 s]
+[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  1.024 s]
+[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  2.220 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [  0.081 s]
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  5.822 s
-[INFO] Finished at: 2026-02-17T08:53:49Z
+[INFO] Total time:  20.695 s
+[INFO] Finished at: 2025-01-15T02:35:44Z
 [INFO] ------------------------------------------------------------------------
    dh_auto_test
 	/usr/lib/jvm/default-java/bin/java -noverify -cp /usr/share/maven/boot/plexus-classworlds-2.x.jar -Dmaven.home=/usr/share/maven -Dmaven.multiModuleProjectDirectory=/build/reproducible-path/animal-sniffer-1.16 -Dclassworlds.conf=/etc/maven/m2-debian.conf -Dproperties.file.manual=/build/reproducible-path/animal-sniffer-1.16/debian/maven.properties org.codehaus.plexus.classworlds.launcher.Launcher -s/etc/maven/settings-debian.xml -Ddebian.dir=/build/reproducible-path/animal-sniffer-1.16/debian -Dmaven.repo.local=/build/reproducible-path/animal-sniffer-1.16/debian/maven-repo --batch-mode test
@@ -2365,7 +2401,7 @@
 [INFO]  T E S T S
 [INFO] -------------------------------------------------------
 [INFO] Running org.codehaus.mojo.animal_sniffer.SignatureCheckerTest
-[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.004 s - in org.codehaus.mojo.animal_sniffer.SignatureCheckerTest
+[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.025 s - in org.codehaus.mojo.animal_sniffer.SignatureCheckerTest
 [INFO] 
 [INFO] Results:
 [INFO] 
@@ -2504,18 +2540,18 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] Reactor Summary for Animal Sniffer 1.16:
 [INFO] 
-[INFO] Java boot classpath detector ....................... SUCCESS [  0.740 s]
-[INFO] Animal Sniffer Annotations ......................... SUCCESS [  0.221 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [ 30.908 s]
-[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  1.926 s]
-[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  0.044 s]
-[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  0.027 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [  0.015 s]
+[INFO] Java boot classpath detector ....................... SUCCESS [  2.123 s]
+[INFO] Animal Sniffer Annotations ......................... SUCCESS [  0.703 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [ 32.415 s]
+[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  5.881 s]
+[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  0.140 s]
+[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  0.116 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [  0.048 s]
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  34.041 s
-[INFO] Finished at: 2026-02-17T08:54:25Z
+[INFO] Total time:  41.927 s
+[INFO] Finished at: 2025-01-15T02:36:31Z
 [INFO] ------------------------------------------------------------------------
    create-stamp debian/debhelper-build-stamp
  fakeroot debian/rules binary
@@ -2644,18 +2680,18 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] Reactor Summary for Animal Sniffer 1.16:
 [INFO] 
-[INFO] Java boot classpath detector ....................... SUCCESS [  0.390 s]
-[INFO] Animal Sniffer Annotations ......................... SUCCESS [  0.034 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [  0.041 s]
-[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  0.029 s]
-[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  0.040 s]
-[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  0.042 s]
-[INFO] Animal Sniffer ..................................... SUCCESS [  0.041 s]
+[INFO] Java boot classpath detector ....................... SUCCESS [  1.289 s]
+[INFO] Animal Sniffer Annotations ......................... SUCCESS [  0.242 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [  0.213 s]
+[INFO] Animal Sniffer Maven Plugin ........................ SUCCESS [  0.120 s]
+[INFO] Animal Sniffer Maven Enforcer Rule ................. SUCCESS [  0.160 s]
+[INFO] Animal Sniffer Ant Tasks ........................... SUCCESS [  0.112 s]
+[INFO] Animal Sniffer ..................................... SUCCESS [  0.037 s]
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  0.808 s
-[INFO] Finished at: 2026-02-17T08:54:28Z
+[INFO] Total time:  2.870 s
+[INFO] Finished at: 2025-01-15T02:36:41Z
 [INFO] ------------------------------------------------------------------------
 	mh_resolve_dependencies --non-interactive --offline --build -plibanimal-sniffer-java --base-directory=/build/reproducible-path/animal-sniffer-1.16 --non-explore
 Analysing pom.xml...
@@ -2687,12 +2723,14 @@
 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/1359929/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1359929/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/3161527 and its subdirectories
-I: Current time: Mon Feb 16 20:54:34 -12 2026
-I: pbuilder-time-stamp: 1771318474
+I: removing directory /srv/workspace/pbuilder/1359929 and its subdirectories
+I: Current time: Wed Jan 15 16:36:56 +14 2025
+I: pbuilder-time-stamp: 1736908617