Diff of the two buildlogs:

--
--- b1/build.log	2025-03-06 14:03:14.999355204 +0000
+++ b2/build.log	2025-03-06 14:10:40.135277881 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Apr  8 08:22:41 -12 2026
-I: pbuilder-time-stamp: 1775679761
+I: Current time: Fri Mar  7 04:03:17 +14 2025
+I: pbuilder-time-stamp: 1741269797
 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 localechooser_2.109.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3087472/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/4040812/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 Mar  6 14:03 /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/4040812/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/4040812/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='4c3b812081f94c58ae31ccd59df11dff'
-  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='3087472'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=50768687c79a408caad234f157a6566d
+  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=4040812
   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.CwxlpAVj/pbuilderrc_OaUr --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.CwxlpAVj/b1 --logfile b1/build.log localechooser_2.109.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.CwxlpAVj/pbuilderrc_3wsW --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.CwxlpAVj/b2 --logfile b2/build.log localechooser_2.109.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 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3087472/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/4040812/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -148,7 +180,7 @@
 Get: 35 http://deb.debian.org/debian unstable/main amd64 libjson-glib-1.0-common all 1.10.6+ds-1 [62.3 kB]
 Get: 36 http://deb.debian.org/debian unstable/main amd64 libjson-glib-1.0-0 amd64 1.10.6+ds-1 [64.2 kB]
 Get: 37 http://deb.debian.org/debian unstable/main amd64 isoquery amd64 3.3.4-1 [51.5 kB]
-Fetched 29.2 MB in 3s (10.8 MB/s)
+Fetched 29.2 MB in 8s (3891 kB/s)
 Preconfiguring packages ...
 Selecting previously unselected package sensible-utils.
 (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 ... 19783 files and directories currently installed.)
@@ -313,7 +345,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/localechooser-2.109/ && 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  > ../localechooser_2.109_source.changes
+I: user script /srv/workspace/pbuilder/4040812/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/4040812/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/localechooser-2.109/ && 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  > ../localechooser_2.109_source.changes
 dpkg-buildpackage: info: source package localechooser
 dpkg-buildpackage: info: source version 2.109
 dpkg-buildpackage: info: source distribution unstable
@@ -384,77 +420,77 @@
 I: skipping region other: no associated countries in regionmap
 cat debian/localechooser.templates-in debian/templates.continents >debian/templates.base-in
 ./mktemplates.base debian/templates.base-in debian/templates.base
-am.po ............................................................................................. done.
-ar.po ................................................................................. done.
-ast.po .................................................................................. done.
-be.po ........................................................................... done.
-bg.po ............................................................................... done.
-bn.po ........................................................................... done.
-bo.po bs.po ........................................................................... done.
-ca.po .............................................................................. done.
-cs.po ............................................................................... done.
-cy.po ....................................................................... done.
-da.po ............................................................................... done.
-de.po .................................................................................. done.
-dz.po .......................................................................... done.
-el.po ............................................................................. done.
-eo.po ........................................................................ done.
-es.po .................................................................................. done.
-et.po ................................................................. done.
-eu.po ........................................................................ done.
-fa.po ........................................................................ done.
-fi.po ........................................................................ done.
-fr.po ........................................................................ done.
-ga.po ....................................................................... done.
-gl.po ............................................................................... done.
-gu.po .............................................................................. done.
-he.po ....................................................................................... done.
-hi.po ................................................................................... done.
-hr.po .......................................................................... done.
-hu.po ................................................................................ done.
-id.po ..................................................................................... done.
-is.po ...................................................................... done.
-it.po .................................................................... done.
-ja.po ............................................................................ done.
-ka.po .............................................................................. done.
-kab.po ........................................................................................................ done.
-kk.po .......................................................................... done.
-km.po ......................................................................... done.
-kn.po ........................................................................ done.
-ko.po .................................................................................... done.
-ku.po lo.po .................................................................................................. done.
-lt.po ........................................................................ done.
-lv.po ............................................................................... done.
-mk.po ............................................................................ done.
-ml.po ............................................................................ done.
-mr.po ......................................................................... done.
-nb.po ne.po ......................................................................... done.
-nl.po .............................................................................. done.
-nn.po ......................................................................... done.
-oc.po ............................................................................. done.
-pa.po ........................................................................... done.
-pl.po .............................................................................. done.
-pt.po ............................................................................ done.
-pt_BR.po ........................................................................... done.
-ro.po ............................................................................. done.
-ru.po ........................................................................... done.
-se.po si.po ............................................................................ done.
-sk.po ........................................................................... done.
-sl.po ............................................................................. done.
-sq.po ......................................................................... done.
-sr.po .................................................................................. done.
-sv.po ................................................................................ done.
-ta.po ........................................................................ done.
-te.po ........................................................................... done.
-tg.po .................................................................... done.
-th.po ........................................................................... done.
-tl.po ........................................................................ done.
-tr.po .......................................................................... done.
-ug.po ........................................................................... done.
-uk.po ............................................................................. done.
-vi.po ................................................................................. done.
-zh_CN.po .......................................................................... done.
-zh_TW.po .............................................................................. done.
+am.po ....................................................................... done.
+ar.po ............................................... done.
+ast.po .................................................. done.
+be.po .......................................................... done.
+bg.po ............................................... done.
+bn.po .............................................. done.
+bo.po bs.po ........................................................... done.
+ca.po ............................................... done.
+cs.po .............................................. done.
+cy.po ............................................... done.
+da.po ................................................ done.
+de.po ................................................................ done.
+dz.po ......................................................... done.
+el.po .................................................. done.
+eo.po .............................................. done.
+es.po ........................................................ done.
+et.po ...................................................... done.
+eu.po ............................................... done.
+fa.po .................................................... done.
+fi.po ................................................ done.
+fr.po ............................................... done.
+ga.po ...................................................... done.
+gl.po ........................................................ done.
+gu.po .............................................. done.
+he.po ............................................... done.
+hi.po ................................................. done.
+hr.po ................................................. done.
+hu.po ............................................... done.
+id.po ............................................... done.
+is.po .................................................. done.
+it.po .............................................. done.
+ja.po ........................................................ done.
+ka.po ........................................................ done.
+kab.po ..................................................................................... done.
+kk.po .............................................. done.
+km.po ....................................................... done.
+kn.po ........................................................... done.
+ko.po ................................................ done.
+ku.po lo.po ........................................................................ done.
+lt.po ............................................................ done.
+lv.po ....................................................... done.
+mk.po ........................................................ done.
+ml.po ............................................................ done.
+mr.po ................................................. done.
+nb.po ne.po ......................................................... done.
+nl.po ............................................... done.
+nn.po ................................................................. done.
+oc.po ............................................... done.
+pa.po .............................................. done.
+pl.po .............................................. done.
+pt.po ................................................. done.
+pt_BR.po ................................................ done.
+ro.po .............................................. done.
+ru.po ................................................... done.
+se.po si.po ................................................... done.
+sk.po ............................................................. done.
+sl.po .................................................... done.
+sq.po .............................................. done.
+sr.po .................................................. done.
+sv.po .............................................. done.
+ta.po ............................................... done.
+te.po ............................................................. done.
+tg.po ................................................ done.
+th.po ................................................... done.
+tl.po ........................................................... done.
+tr.po ............................................... done.
+ug.po ................................................. done.
+uk.po .............................................. done.
+vi.po ....................................................... done.
+zh_CN.po ............................................... done.
+zh_TW.po ..................................................... done.
 
 WARNING: se: spurious newline removed
 WARNING: se: spurious newline removed
@@ -571,12 +607,14 @@
 dpkg-buildpackage: info: source-only upload: Debian-native package
 dpkg-genchanges: info: including full source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/4040812/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/4040812/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/3087472 and its subdirectories
-I: Current time: Wed Apr  8 08:26:13 -12 2026
-I: pbuilder-time-stamp: 1775679973
+I: removing directory /srv/workspace/pbuilder/4040812 and its subdirectories
+I: Current time: Fri Mar  7 04:10:39 +14 2025
+I: pbuilder-time-stamp: 1741270239