Diff of the two buildlogs:

--
--- b1/build.log	2025-01-25 19:06:19.125392232 +0000
+++ b2/build.log	2025-01-25 19:07:10.491086269 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Feb 27 13:26:08 -12 2026
-I: pbuilder-time-stamp: 1772241968
+I: Current time: Sun Jan 26 09:06:21 +14 2025
+I: pbuilder-time-stamp: 1737831981
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -20,52 +20,84 @@
 dpkg-source: info: unpacking xorg_7.7+24.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/462466/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1875235/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos11-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 Jan 25 19:06 /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/1875235/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1875235/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'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=42 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  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=20 '
+  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='f9736e8bf71046f5b13cfc90f32fc600'
-  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='462466'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=738254665b3f49ecba51a94b422f03ef
+  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=1875235
   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.v8hA58Gr/pbuilderrc_xPWK --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.v8hA58Gr/b1 --logfile b1/build.log xorg_7.7+24.dsc'
-  SUDO_GID='110'
-  SUDO_UID='105'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://213.165.73.152:3128'
+  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.v8hA58Gr/pbuilderrc_Nkhr --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.v8hA58Gr/b2 --logfile b2/build.log xorg_7.7+24.dsc'
+  SUDO_GID=111
+  SUDO_UID=106
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://46.16.76.132:3128
 I: uname -a
-  Linux ionos5-amd64 6.12.9+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.9-1~bpo12+1 (2025-01-19) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.124-1 (2025-01-12) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/462466/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1875235/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -160,7 +192,7 @@
 Get: 53 http://deb.debian.org/debian unstable/main amd64 intltool-debian all 0.35.0+20060710.6 [22.9 kB]
 Get: 54 http://deb.debian.org/debian unstable/main amd64 po-debconf all 1.0.21+nmu1 [248 kB]
 Get: 55 http://deb.debian.org/debian unstable/main amd64 debhelper all 13.24.1 [920 kB]
-Fetched 29.8 MB in 9s (3441 kB/s)
+Fetched 29.8 MB in 0s (75.8 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.13-minimal:amd64.
 (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 ... 19832 files and directories currently installed.)
@@ -355,8 +387,8 @@
 Setting up tzdata (2025a-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Sat Feb 28 01:28:21 UTC 2026.
-Universal Time is now:  Sat Feb 28 01:28:21 UTC 2026.
+Local time is now:      Sat Jan 25 19:06:50 UTC 2025.
+Universal Time is now:  Sat Jan 25 19:06:50 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -408,7 +440,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/xorg-7.7+24/ && 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  > ../xorg_7.7+24_source.changes
+I: user script /srv/workspace/pbuilder/1875235/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/1875235/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/xorg-7.7+24/ && 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  > ../xorg_7.7+24_source.changes
 dpkg-buildpackage: info: source package xorg
 dpkg-buildpackage: info: source version 1:7.7+24
 dpkg-buildpackage: info: source distribution unstable
@@ -422,7 +458,7 @@
 /usr/bin/make -C xsf-docs clean
 make[2]: Entering directory '/build/reproducible-path/xorg-7.7+24/xsf-docs'
 Removing all generated files
-rm -f ./index.html ./upstream-features.html ./howto/report-bugs.html ./howto/build-mesa.html ./howto/configure-input.html ./howto/use-xrandr.html ./howto/use-gdb.html ./howto/triage-bugs.html ./reference/experimental.html ./reference/squeeze-backports.html ./reference/git-usage.html ./reference/dependencies.html ./reference/upstream-contacts.html ./faq/general.html ./index.pdf ./upstream-features.pdf ./howto/report-bugs.pdf ./howto/build-mesa.pdf ./howto/configure-input.pdf ./howto/use-xrandr.pdf ./howto/use-gdb.pdf ./howto/triage-bugs.pdf ./reference/experimental.pdf ./reference/squeeze-backports.pdf ./reference/git-usage.pdf ./reference/dependencies.pdf ./reference/upstream-contacts.pdf ./faq/general.pdf
+rm -f ./howto/build-mesa.html ./howto/report-bugs.html ./howto/configure-input.html ./howto/triage-bugs.html ./howto/use-gdb.html ./howto/use-xrandr.html ./index.html ./reference/git-usage.html ./reference/dependencies.html ./reference/experimental.html ./reference/upstream-contacts.html ./reference/squeeze-backports.html ./faq/general.html ./upstream-features.html ./howto/build-mesa.pdf ./howto/report-bugs.pdf ./howto/configure-input.pdf ./howto/triage-bugs.pdf ./howto/use-gdb.pdf ./howto/use-xrandr.pdf ./index.pdf ./reference/git-usage.pdf ./reference/dependencies.pdf ./reference/experimental.pdf ./reference/upstream-contacts.pdf ./reference/squeeze-backports.pdf ./faq/general.pdf ./upstream-features.pdf
 make[2]: Leaving directory '/build/reproducible-path/xorg-7.7+24/xsf-docs'
 make[1]: Leaving directory '/build/reproducible-path/xorg-7.7+24'
    dh_clean
@@ -434,46 +470,34 @@
 make[1]: Entering directory '/build/reproducible-path/xorg-7.7+24'
 /usr/bin/make -C xsf-docs
 make[2]: Entering directory '/build/reproducible-path/xorg-7.7+24/xsf-docs'
- HTML index.html
- HOME index.html
- CSS  index.html
- JS   index.html
- HTML upstream-features.html
- HOME upstream-features.html
- CSS  upstream-features.html
- JS   upstream-features.html
- HTML howto/report-bugs.html
- HOME howto/report-bugs.html
- CSS  howto/report-bugs.html
- JS   howto/report-bugs.html
  HTML howto/build-mesa.html
  HOME howto/build-mesa.html
  CSS  howto/build-mesa.html
  JS   howto/build-mesa.html
+ HTML howto/report-bugs.html
+ HOME howto/report-bugs.html
+ CSS  howto/report-bugs.html
+ JS   howto/report-bugs.html
  HTML howto/configure-input.html
  HOME howto/configure-input.html
  CSS  howto/configure-input.html
  JS   howto/configure-input.html
- HTML howto/use-xrandr.html
- HOME howto/use-xrandr.html
- CSS  howto/use-xrandr.html
- JS   howto/use-xrandr.html
- HTML howto/use-gdb.html
- HOME howto/use-gdb.html
- CSS  howto/use-gdb.html
- JS   howto/use-gdb.html
  HTML howto/triage-bugs.html
  HOME howto/triage-bugs.html
  CSS  howto/triage-bugs.html
  JS   howto/triage-bugs.html
- HTML reference/experimental.html
- HOME reference/experimental.html
- CSS  reference/experimental.html
- JS   reference/experimental.html
- HTML reference/squeeze-backports.html
- HOME reference/squeeze-backports.html
- CSS  reference/squeeze-backports.html
- JS   reference/squeeze-backports.html
+ HTML howto/use-gdb.html
+ HOME howto/use-gdb.html
+ CSS  howto/use-gdb.html
+ JS   howto/use-gdb.html
+ HTML howto/use-xrandr.html
+ HOME howto/use-xrandr.html
+ CSS  howto/use-xrandr.html
+ JS   howto/use-xrandr.html
+ HTML index.html
+ HOME index.html
+ CSS  index.html
+ JS   index.html
  HTML reference/git-usage.html
  HOME reference/git-usage.html
  CSS  reference/git-usage.html
@@ -482,14 +506,26 @@
  HOME reference/dependencies.html
  CSS  reference/dependencies.html
  JS   reference/dependencies.html
+ HTML reference/experimental.html
+ HOME reference/experimental.html
+ CSS  reference/experimental.html
+ JS   reference/experimental.html
  HTML reference/upstream-contacts.html
  HOME reference/upstream-contacts.html
  CSS  reference/upstream-contacts.html
  JS   reference/upstream-contacts.html
+ HTML reference/squeeze-backports.html
+ HOME reference/squeeze-backports.html
+ CSS  reference/squeeze-backports.html
+ JS   reference/squeeze-backports.html
  HTML faq/general.html
  HOME faq/general.html
  CSS  faq/general.html
  JS   faq/general.html
+ HTML upstream-features.html
+ HOME upstream-features.html
+ CSS  upstream-features.html
+ JS   upstream-features.html
 make[2]: Leaving directory '/build/reproducible-path/xorg-7.7+24/xsf-docs'
 make[1]: Leaving directory '/build/reproducible-path/xorg-7.7+24'
    create-stamp debian/debhelper-build-stamp
@@ -501,7 +537,7 @@
 make[2]: Entering directory '/build/reproducible-path/xorg-7.7+24/xsf-docs'
 mkdir -p /build/reproducible-path/xorg-7.7+24/debian/xserver-xorg/usr/share/doc/xorg
 # There are probably better ways:
-set -e; for i in ./index.html ./upstream-features.html ./howto/report-bugs.html ./howto/build-mesa.html ./howto/configure-input.html ./howto/use-xrandr.html ./howto/use-gdb.html ./howto/triage-bugs.html ./reference/experimental.html ./reference/squeeze-backports.html ./reference/git-usage.html ./reference/dependencies.html ./reference/upstream-contacts.html ./faq/general.html ./index.txt ./upstream-features.txt ./howto/report-bugs.txt ./howto/build-mesa.txt ./howto/configure-input.txt ./howto/use-xrandr.txt ./howto/use-gdb.txt ./howto/triage-bugs.txt ./reference/experimental.txt ./reference/squeeze-backports.txt ./reference/git-usage.txt ./reference/dependencies.txt ./reference/upstream-contacts.txt ./faq/general.txt xsf.css asciidoc-xhtml11.css asciidoc-xhtml11.js xsf.svg xsf.png; do \
+set -e; for i in ./howto/build-mesa.html ./howto/report-bugs.html ./howto/configure-input.html ./howto/triage-bugs.html ./howto/use-gdb.html ./howto/use-xrandr.html ./index.html ./reference/git-usage.html ./reference/dependencies.html ./reference/experimental.html ./reference/upstream-contacts.html ./reference/squeeze-backports.html ./faq/general.html ./upstream-features.html ./howto/build-mesa.txt ./howto/report-bugs.txt ./howto/configure-input.txt ./howto/triage-bugs.txt ./howto/use-gdb.txt ./howto/use-xrandr.txt ./index.txt ./reference/git-usage.txt ./reference/dependencies.txt ./reference/experimental.txt ./reference/upstream-contacts.txt ./reference/squeeze-backports.txt ./faq/general.txt ./upstream-features.txt xsf.css asciidoc-xhtml11.css asciidoc-xhtml11.js xsf.svg xsf.png; do \
 	d=/build/reproducible-path/xorg-7.7+24/debian/xserver-xorg/usr/share/doc/xorg/`dirname $i` && \
 	mkdir -p $d && \
 	install $i $d; \
@@ -536,18 +572,18 @@
    dh_shlibdeps -a
    dh_installdeb
    dh_gencontrol
-dpkg-gencontrol: warning: package x11-common: substitution variable ${misc:Pre-Depends} unused, but is defined
 dpkg-gencontrol: warning: Depends field of package xserver-xorg: substitution variable ${shlibs:Depends} used, but is not defined
+dpkg-gencontrol: warning: package x11-common: substitution variable ${misc:Pre-Depends} unused, but is defined
    dh_md5sums
    dh_builddeb
-dpkg-deb: building package 'xutils' in '../xutils_7.7+24_all.deb'.
 dpkg-deb: building package 'xserver-xorg' in '../xserver-xorg_7.7+24_amd64.deb'.
+dpkg-deb: building package 'x11-common' in '../x11-common_7.7+24_all.deb'.
 dpkg-deb: building package 'xserver-xorg-video-all' in '../xserver-xorg-video-all_7.7+24_amd64.deb'.
 dpkg-deb: building package 'xserver-xorg-input-all' in '../xserver-xorg-input-all_7.7+24_amd64.deb'.
-dpkg-deb: building package 'x11-common' in '../x11-common_7.7+24_all.deb'.
 dpkg-deb: building package 'xorg' in '../xorg_7.7+24_amd64.deb'.
-dpkg-deb: building package 'xbase-clients' in '../xbase-clients_7.7+24_all.deb'.
 dpkg-deb: building package 'xorg-dev' in '../xorg-dev_7.7+24_all.deb'.
+dpkg-deb: building package 'xutils' in '../xutils_7.7+24_all.deb'.
+dpkg-deb: building package 'xbase-clients' in '../xbase-clients_7.7+24_all.deb'.
  dpkg-genbuildinfo --build=binary -O../xorg_7.7+24_amd64.buildinfo
  dpkg-genchanges --build=binary -O../xorg_7.7+24_amd64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -555,12 +591,14 @@
 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/1875235/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1875235/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/462466 and its subdirectories
-I: Current time: Fri Feb 27 13:29:18 -12 2026
-I: pbuilder-time-stamp: 1772242158
+I: removing directory /srv/workspace/pbuilder/1875235 and its subdirectories
+I: Current time: Sun Jan 26 09:07:09 +14 2025
+I: pbuilder-time-stamp: 1737832029