Diff of the two buildlogs:

--
--- b1/build.log	2025-01-21 22:33:22.592337717 +0000
+++ b2/build.log	2025-01-21 22:43:49.304253700 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Tue Jan 21 10:27:42 -12 2025
-I: pbuilder-time-stamp: 1737498462
+I: Current time: Wed Jan 22 12:33:37 +14 2025
+I: pbuilder-time-stamp: 1737498817
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -24,52 +24,84 @@
 dpkg-source: info: applying 0004-Don-t-ship-copy-of-extlibs-in-the-binary-packages.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/14115/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/5406/tmp/hooks/D01_modify_environment starting
+debug: Running on virt32z.
+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 21 22:33 /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/5406/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/5406/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='337b0dfb5a2b44afbabc1c5b2f77c681'
-  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='14115'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=5ea636debe474cccb99eaea1397a4e4d
+  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=5406
   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.apgOe5ZU/pbuilderrc_Oayy --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.apgOe5ZU/b1 --logfile b1/build.log pyglet_2.0.17+ds-3.dsc'
-  SUDO_GID='113'
-  SUDO_UID='107'
-  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.apgOe5ZU/pbuilderrc_e4PX --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.apgOe5ZU/b2 --logfile b2/build.log pyglet_2.0.17+ds-3.dsc'
+  SUDO_GID=110
+  SUDO_UID=103
+  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 virt64b 6.1.0-30-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-armmp-lpae #1 SMP Debian 6.1.124-1 (2025-01-12) armv7l GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/14115/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/5406/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -82,7 +114,7 @@
 Depends: debhelper-compat (= 13), dh-sequence-python3, flit, libavcodec-dev, libavformat-dev, libavutil-dev, libfontconfig-dev, libfreetype-dev, libgl-dev, libgl1-mesa-dri, libglu1-mesa, libpulse-dev, libswresample-dev, libswscale-dev, libx11-dev, libxext-dev, libxi-dev, libxinerama-dev, libxxf86vm-dev, pybuild-plugin-pyproject, python3-all, python3-png, python3-pytest, python3-setuptools, xauth, xvfb
 dpkg-deb: building package 'pbuilder-satisfydepends-dummy' in '/tmp/satisfydepends-aptitude/pbuilder-satisfydepends-dummy.deb'.
 Selecting previously unselected package pbuilder-satisfydepends-dummy.
-(Reading database ... 19564 files and directories currently installed.)
+(Reading database ... 19563 files and directories currently installed.)
 Preparing to unpack .../pbuilder-satisfydepends-dummy.deb ...
 Unpacking pbuilder-satisfydepends-dummy (0.invalid.0) ...
 dpkg: pbuilder-satisfydepends-dummy: dependency problems, but configuring anyway as you requested:
@@ -466,10 +498,10 @@
 Get: 309 http://deb.debian.org/debian unstable/main armhf xkb-data all 2.42-1 [790 kB]
 Get: 310 http://deb.debian.org/debian unstable/main armhf xserver-common all 2:21.1.15-2 [2399 kB]
 Get: 311 http://deb.debian.org/debian unstable/main armhf xvfb armhf 2:21.1.15-2 [3036 kB]
-Fetched 149 MB in 6s (24.3 MB/s)
+Fetched 149 MB in 36s (4165 kB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.13-minimal:armhf.
-(Reading database ... 
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+(Reading database ... 
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(Reading database ... 19563 files and directories currently installed.)
 Preparing to unpack .../libpython3.13-minimal_3.13.1-3_armhf.deb ...
 Unpacking libpython3.13-minimal:armhf (3.13.1-3) ...
 Selecting previously unselected package libexpat1:armhf.
@@ -482,7 +514,7 @@
 Setting up libexpat1:armhf (2.6.4-1) ...
 Setting up python3.13-minimal (3.13.1-3) ...
 Selecting previously unselected package python3-minimal.
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(Reading database ... 19898 files and directories currently installed.)
+(Reading database ... 
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 Preparing to unpack .../0-python3-minimal_3.13.1-2_armhf.deb ...
 Unpacking python3-minimal (3.13.1-2) ...
 Selecting previously unselected package media-types.
@@ -518,7 +550,7 @@
 Unpacking libpython3-stdlib:armhf (3.13.1-2) ...
 Setting up python3-minimal (3.13.1-2) ...
 Selecting previously unselected package python3.
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(Reading database ... 20908 files and directories currently installed.)
+(Reading database ... 
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 Preparing to unpack .../000-python3_3.13.1-2_armhf.deb ...
 Unpacking python3 (3.13.1-2) ...
 Selecting previously unselected package libpython3.12-minimal:armhf.
@@ -1484,8 +1516,8 @@
 Setting up tzdata (2025a-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Tue Jan 21 22:29:28 UTC 2025.
-Universal Time is now:  Tue Jan 21 22:29:28 UTC 2025.
+Local time is now:      Tue Jan 21 22:38:16 UTC 2025.
+Universal Time is now:  Tue Jan 21 22:38:16 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libxcb-present0:armhf (1.17.0-2+b1) ...
@@ -1752,7 +1784,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/pyglet-2.0.17+ds/ && 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  > ../pyglet_2.0.17+ds-3_source.changes
+I: user script /srv/workspace/pbuilder/5406/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/5406/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/pyglet-2.0.17+ds/ && 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  > ../pyglet_2.0.17+ds-3_source.changes
 dpkg-buildpackage: info: source package pyglet
 dpkg-buildpackage: info: source version 2.0.17+ds-3
 dpkg-buildpackage: info: source distribution unstable
@@ -2508,7 +2544,7 @@
 tests/unit/text/test_caret.py::test_color_setter_changes_alpha_channel_when_setting_rgba_colors[original_rgb_or_rgba_color1] PASSED
 tests/unit/text/test_layout.py::test_incrementallayout_get_position_on_line_before_start_of_text PASSED
 
-========= 609 passed, 106 skipped, 95 deselected, 2 xfailed in 38.27s ==========
+========= 609 passed, 106 skipped, 95 deselected, 2 xfailed in 59.45s ==========
 I: pybuild base:311: cd /build/reproducible-path/pyglet-2.0.17+ds/.pybuild/cpython3_3.13_pyglet/build; xvfb-run --auto-servernum --server-num=20 -s "-screen 0 1024x768x24 -ac +extension GLX +render -noreset" python3.13 -m pytest -v -k "not interactive and not PulseAudio and not test_pulse and not test_player_play and not test_player_play_multiple and not test_player_silent_audio_driver and not test_freetype_face and not test_fontconfig and not test_linux_fontconfig and not test_driver and not test_openal and not test_elapsed_time_between_tick and not test_compute_fps" --ignore=tests/interactive
 ============================= test session starts ==============================
 platform linux -- Python 3.13.1, pytest-8.3.4, pluggy-1.5.0 -- /usr/bin/python3.13
@@ -3236,7 +3272,7 @@
 tests/unit/text/test_caret.py::test_color_setter_changes_alpha_channel_when_setting_rgba_colors[original_rgb_or_rgba_color1] PASSED
 tests/unit/text/test_layout.py::test_incrementallayout_get_position_on_line_before_start_of_text PASSED
 
-========= 609 passed, 106 skipped, 95 deselected, 2 xfailed in 57.83s ==========
+========= 609 passed, 106 skipped, 95 deselected, 2 xfailed in 43.10s ==========
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=pybuild
    dh_prep -O--buildsystem=pybuild
@@ -3267,12 +3303,14 @@
 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/5406/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/5406/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/14115 and its subdirectories
-I: Current time: Tue Jan 21 10:33:17 -12 2025
-I: pbuilder-time-stamp: 1737498797
+I: removing directory /srv/workspace/pbuilder/5406 and its subdirectories
+I: Current time: Wed Jan 22 12:43:45 +14 2025
+I: pbuilder-time-stamp: 1737499425