Diff of the two buildlogs:

--
--- b1/build.log	2025-02-16 04:21:17.812291738 +0000
+++ b2/build.log	2025-02-16 04:26:10.559058358 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Feb 15 16:13:03 -12 2025
-I: pbuilder-time-stamp: 1739679184
+I: Current time: Sun Feb 16 18:21:27 +14 2025
+I: pbuilder-time-stamp: 1739679687
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -29,52 +29,84 @@
 dpkg-source: info: applying debian/0006-sphinx-extlinks.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/6714/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/9720/tmp/hooks/D01_modify_environment starting
+debug: Running on virt64c.
+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 Feb 16 04:23 /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/9720/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/9720/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='armhf'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='armhf'
+  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]="arm-unknown-linux-gnueabihf")
+  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=armhf
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 '
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='8c08294f2ee64c399ad0ace37a3ff6fb'
-  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='6714'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ea5524a8beca40df9739f4bf76e775ac
+  LANG=C
+  LANGUAGE=it_CH:it
+  LC_ALL=C
+  MACHTYPE=arm-unknown-linux-gnueabihf
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnueabihf
+  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=9720
   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.HSkSac1F/pbuilderrc_oawi --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.HSkSac1F/b1 --logfile b1/build.log terminaltables_3.1.10-7.dsc'
-  SUDO_GID='110'
-  SUDO_UID='103'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:3142/'
+  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.HSkSac1F/pbuilderrc_gCki --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.HSkSac1F/b2 --logfile b2/build.log terminaltables_3.1.10-7.dsc'
+  SUDO_GID=113
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:3142/
 I: uname -a
-  Linux virt32z 6.1.0-31-armmp-lpae #1 SMP Debian 6.1.128-1 (2025-02-07) armv7l GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/6714/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/9720/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -275,7 +307,7 @@
 Get: 141 http://deb.debian.org/debian unstable/main armhf python3-sphinxcontrib.jquery all 4.1-5 [7348 B]
 Get: 142 http://deb.debian.org/debian unstable/main armhf python3-sphinx-rtd-theme all 3.0.2+dfsg-2 [29.7 kB]
 Get: 143 http://deb.debian.org/debian unstable/main armhf python3-termcolor all 2.4.0-2 [9460 B]
-Fetched 55.1 MB in 35s (1587 kB/s)
+Fetched 55.1 MB in 1s (63.8 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package fonts-lato.
 (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 ... 19533 files and directories currently installed.)
@@ -742,8 +774,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Sun Feb 16 04:15:59 UTC 2025.
-Universal Time is now:  Sun Feb 16 04:15:59 UTC 2025.
+Local time is now:      Sun Feb 16 04:24:04 UTC 2025.
+Universal Time is now:  Sun Feb 16 04:24:04 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -886,7 +918,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/terminaltables-3.1.10/ && 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  > ../terminaltables_3.1.10-7_source.changes
+I: user script /srv/workspace/pbuilder/9720/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/9720/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/terminaltables-3.1.10/ && 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  > ../terminaltables_3.1.10-7_source.changes
 dpkg-buildpackage: info: source package terminaltables
 dpkg-buildpackage: info: source version 3.1.10-7
 dpkg-buildpackage: info: source distribution sid
@@ -6264,7 +6300,7 @@
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_height[Test-bottom-2-expected24]
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_height[Test-middle-3-expected31]
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_odd_width_height_pad_space[\x1b[34mTest\x1b[39m\n\x1b[34mTest\x1b[39m\nTest--expected29]
-================= 76 failed, 711 passed, 14 skipped in 12.57s ==================
+================== 76 failed, 711 passed, 14 skipped in 6.19s ==================
 E: pybuild pybuild:389: test: plugin pyproject failed with: exit code=1: cd /build/reproducible-path/terminaltables-3.1.10/.pybuild/cpython3_3.12_terminaltables/build; python3.12 -m pytest tests
 I: pybuild pybuild:308: cp example*.py /build/reproducible-path/terminaltables-3.1.10/.pybuild/cpython3_3.13_terminaltables/build
 I: pybuild base:311: cd /build/reproducible-path/terminaltables-3.1.10/.pybuild/cpython3_3.13_terminaltables/build; python3.13 -m pytest tests
@@ -11605,7 +11641,7 @@
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_height[Test-bottom-2-expected24]
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_height[Test-middle-3-expected31]
 FAILED tests/test_width_and_alignment/test_align_and_pad_cell.py::test_odd_width_height_pad_space[\x1b[34mTest\x1b[39m\n\x1b[34mTest\x1b[39m\nTest--expected29]
-================== 76 failed, 711 passed, 14 skipped in 7.40s ==================
+================== 76 failed, 711 passed, 14 skipped in 5.69s ==================
 E: pybuild pybuild:389: test: plugin pyproject failed with: exit code=1: cd /build/reproducible-path/terminaltables-3.1.10/.pybuild/cpython3_3.13_terminaltables/build; python3.13 -m pytest tests
 dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p "3.12 3.13" returned exit code 13
 make[1]: [debian/rules:16: override_dh_auto_test] Error 25 (ignored)
@@ -11676,12 +11712,14 @@
 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/9720/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/9720/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/6714 and its subdirectories
-I: Current time: Sat Feb 15 16:21:13 -12 2025
-I: pbuilder-time-stamp: 1739679673
+I: removing directory /srv/workspace/pbuilder/9720 and its subdirectories
+I: Current time: Sun Feb 16 18:26:03 +14 2025
+I: pbuilder-time-stamp: 1739679963