Diff of the two buildlogs:

--
--- b1/build.log	2025-03-08 14:24:10.798003211 +0000
+++ b2/build.log	2025-03-08 14:25:09.251382847 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Apr 10 08:46:21 -12 2026
-I: pbuilder-time-stamp: 1775853981
+I: Current time: Sun Mar  9 04:24:12 +14 2025
+I: pbuilder-time-stamp: 1741443852
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -22,51 +22,83 @@
 dpkg-source: info: unpacking authres_1.2.0-4.debian.tar.xz
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/974676/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/3987506/tmp/hooks/D01_modify_environment starting
+debug: Running on infom01-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  8 14:24 /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/3987506/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/3987506/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'
+  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=12 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='2a7f2a6f574e4158b3695fabd689f0ef'
-  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='974676'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=d1012ad7f9b540d5a3dab6ff79ff7940
+  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=3987506
   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.CDGF8T9I/pbuilderrc_x35Q --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.CDGF8T9I/b1 --logfile b1/build.log authres_1.2.0-4.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'
+  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.CDGF8T9I/pbuilderrc_Smb6 --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.CDGF8T9I/b2 --logfile b2/build.log authres_1.2.0-4.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'
 I: uname -a
-  Linux infom02-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-cloud-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 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/974676/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/3987506/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -165,7 +197,7 @@
 Get: 55 http://deb.debian.org/debian trixie/main amd64 python3-setuptools all 75.8.0-1 [724 kB]
 Get: 56 http://deb.debian.org/debian trixie/main amd64 dh-python all 6.20250108 [113 kB]
 Get: 57 http://deb.debian.org/debian trixie/main amd64 python3-all amd64 3.13.2-1 [1048 B]
-Fetched 28.4 MB in 2s (18.7 MB/s)
+Fetched 28.4 MB in 2s (13.8 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 ... 19800 files and directories currently installed.)
@@ -364,8 +396,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Fri Apr 10 20:46:51 UTC 2026.
-Universal Time is now:  Fri Apr 10 20:46:51 UTC 2026.
+Local time is now:      Sat Mar  8 14:24:50 UTC 2025.
+Universal Time is now:  Sat Mar  8 14:24:50 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -425,7 +457,11 @@
 fakeroot is already the newest version (1.37-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/authres-1.2.0/ && 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  > ../authres_1.2.0-4_source.changes
+I: user script /srv/workspace/pbuilder/3987506/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/3987506/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/authres-1.2.0/ && 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  > ../authres_1.2.0-4_source.changes
 dpkg-buildpackage: info: source package authres
 dpkg-buildpackage: info: source version 1.2.0-4
 dpkg-buildpackage: info: source distribution unstable
@@ -460,16 +496,16 @@
 running build
 running build_py
 creating /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/dkim_adsp.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/arc.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/core.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
 copying authres/rrvs.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/__main__.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/__init__.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/smime.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
-copying authres/dmarc.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/arc.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
 copying authres/vbr.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/__main__.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/dkim_adsp.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
 copying authres/dkim_b.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/dmarc.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/core.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/smime.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
+copying authres/__init__.py -> /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres
 running egg_info
 creating authres.egg-info
 writing authres.egg-info/PKG-INFO
@@ -521,27 +557,27 @@
 running install_lib
 creating /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages
 creating /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/dkim_adsp.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/arc.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/core.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
 copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/rrvs.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/__main__.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/__init__.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/smime.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/dmarc.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/arc.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
 copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/vbr.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/__main__.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/dkim_adsp.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
 copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/dkim_b.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/dmarc.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/core.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/smime.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
 copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/tests -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/dkim_adsp.py to dkim_adsp.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/arc.py to arc.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/core.py to core.cpython-313.pyc
+copying /build/reproducible-path/authres-1.2.0/.pybuild/cpython3_3.13/build/authres/__init__.py -> /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres
 byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/rrvs.py to rrvs.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/__main__.py to __main__.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/__init__.py to __init__.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/smime.py to smime.cpython-313.pyc
-byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/dmarc.py to dmarc.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/arc.py to arc.cpython-313.pyc
 byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/vbr.py to vbr.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/__main__.py to __main__.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/dkim_adsp.py to dkim_adsp.cpython-313.pyc
 byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/dkim_b.py to dkim_b.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/dmarc.py to dmarc.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/core.py to core.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/smime.py to smime.cpython-313.pyc
+byte-compiling /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres/__init__.py to __init__.cpython-313.pyc
 running install_egg_info
 Copying authres.egg-info to /build/reproducible-path/authres-1.2.0/debian/python3-authres/usr/lib/python3.13/dist-packages/authres-1.2.0.egg-info
 Skipping SOURCES.txt
@@ -569,12 +605,14 @@
 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/3987506/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/3987506/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/974676 and its subdirectories
-I: Current time: Fri Apr 10 08:47:10 -12 2026
-I: pbuilder-time-stamp: 1775854030
+I: removing directory /srv/workspace/pbuilder/3987506 and its subdirectories
+I: Current time: Sun Mar  9 04:25:08 +14 2025
+I: pbuilder-time-stamp: 1741443908