Diff of the two buildlogs:

--
--- b1/build.log	2025-01-30 01:57:23.944866504 +0000
+++ b2/build.log	2025-01-30 01:59:32.679054480 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Tue Mar  3 20:08:19 -12 2026
-I: pbuilder-time-stamp: 1772611699
+I: Current time: Thu Jan 30 15:57:26 +14 2025
+I: pbuilder-time-stamp: 1738202246
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -31,54 +31,86 @@
 dpkg-source: info: applying 0010-use-todoman-binary-in-manpage.patch
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/62390/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/42603/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos2-i386.
+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 30 01:57 /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/42603/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/42603/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='i386'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=22 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='i386'
+  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]="i686-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=i386
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=10 '
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=i686
+  HOST_ARCH=i386
   IFS=' 	
   '
-  INVOCATION_ID='d0525e58adbb437bb2c2e95822097e50'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  LD_LIBRARY_PATH='/usr/lib/libeatmydata'
-  LD_PRELOAD='libeatmydata.so'
-  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='62390'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=f25c5b403a2e4e19945b44826863be9f
+  LANG=C
+  LANGUAGE=de_CH:de
+  LC_ALL=C
+  LD_LIBRARY_PATH=/usr/lib/libeatmydata
+  LD_PRELOAD=libeatmydata.so
+  MACHTYPE=i686-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=42603
   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.2N9SpkCw/pbuilderrc_N9WC --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.2N9SpkCw/b1 --logfile b1/build.log todoman_4.5.0-2.dsc'
-  SUDO_GID='112'
-  SUDO_UID='107'
-  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.2N9SpkCw/pbuilderrc_1dbo --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.2N9SpkCw/b2 --logfile b2/build.log todoman_4.5.0-2.dsc'
+  SUDO_GID=112
+  SUDO_UID=107
+  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 ionos16-i386 6.1.0-30-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.124-1 (2025-01-12) 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/62390/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/42603/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -330,7 +362,7 @@
 Get: 146 http://deb.debian.org/debian unstable/main i386 python3-urwid i386 2.6.16-1 [196 kB]
 Get: 147 http://deb.debian.org/debian unstable/main i386 python3-xdg all 0.28-2 [40.5 kB]
 Get: 148 http://deb.debian.org/debian unstable/main i386 tzdata-legacy all 2025a-1 [178 kB]
-Fetched 53.6 MB in 1s (43.9 MB/s)
+Fetched 53.6 MB in 1s (86.5 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 ... 19829 files and directories currently installed.)
@@ -812,8 +844,8 @@
 Setting up tzdata (2025a-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Wed Mar  4 08:13:42 UTC 2026.
-Universal Time is now:  Wed Mar  4 08:13:42 UTC 2026.
+Local time is now:      Thu Jan 30 01:57:55 UTC 2025.
+Universal Time is now:  Thu Jan 30 01:57:55 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -966,7 +998,11 @@
 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/todoman-4.5.0/ && 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  > ../todoman_4.5.0-2_source.changes
+I: user script /srv/workspace/pbuilder/42603/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/42603/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/todoman-4.5.0/ && 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  > ../todoman_4.5.0-2_source.changes
 dpkg-buildpackage: info: source package todoman
 dpkg-buildpackage: info: source version 4.5.0-2
 dpkg-buildpackage: info: source distribution unstable
@@ -1006,15 +1042,15 @@
 running build
 running build_py
 creating build/lib/todoman
+copying todoman/exceptions.py -> build/lib/todoman
+copying todoman/interactive.py -> build/lib/todoman
 copying todoman/model.py -> build/lib/todoman
-copying todoman/configuration.py -> build/lib/todoman
-copying todoman/formatters.py -> build/lib/todoman
+copying todoman/widgets.py -> build/lib/todoman
 copying todoman/version.py -> build/lib/todoman
 copying todoman/__main__.py -> build/lib/todoman
-copying todoman/exceptions.py -> build/lib/todoman
+copying todoman/configuration.py -> build/lib/todoman
 copying todoman/__init__.py -> build/lib/todoman
-copying todoman/widgets.py -> build/lib/todoman
-copying todoman/interactive.py -> build/lib/todoman
+copying todoman/formatters.py -> build/lib/todoman
 copying todoman/cli.py -> build/lib/todoman
 running egg_info
 creating todoman.egg-info
@@ -1033,21 +1069,21 @@
 running install_lib
 creating build/bdist.linux-i686/wheel
 creating build/bdist.linux-i686/wheel/todoman
+copying build/lib/todoman/exceptions.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/interactive.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/model.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/configuration.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/formatters.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/widgets.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/version.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/__main__.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/exceptions.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/configuration.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/__init__.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/widgets.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/interactive.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/formatters.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/cli.py -> build/bdist.linux-i686/wheel/./todoman
 running install_egg_info
 Copying todoman.egg-info to build/bdist.linux-i686/wheel/./todoman-4.5.0.egg-info
 running install_scripts
 creating build/bdist.linux-i686/wheel/todoman-4.5.0.dist-info/WHEEL
-creating '/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.12/.tmp-bip0de41/todoman-4.5.0-py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
+creating '/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.12/.tmp-x62zi6f2/todoman-4.5.0-py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
 adding 'todoman/__init__.py'
 adding 'todoman/__main__.py'
 adding 'todoman/cli.py'
@@ -1102,9 +1138,9 @@
 preparing documents... done
 copying assets... 
 copying static files... 
+Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/documentation_options.js
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/basic.css
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/language_data.js
-Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/documentation_options.js
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/js/versions.js
 copying static files: done
 copying extra files... 
@@ -1223,21 +1259,21 @@
 running install_lib
 creating build/bdist.linux-i686/wheel
 creating build/bdist.linux-i686/wheel/todoman
+copying build/lib/todoman/exceptions.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/interactive.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/model.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/configuration.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/formatters.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/widgets.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/version.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/__main__.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/exceptions.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/configuration.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/__init__.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/widgets.py -> build/bdist.linux-i686/wheel/./todoman
-copying build/lib/todoman/interactive.py -> build/bdist.linux-i686/wheel/./todoman
+copying build/lib/todoman/formatters.py -> build/bdist.linux-i686/wheel/./todoman
 copying build/lib/todoman/cli.py -> build/bdist.linux-i686/wheel/./todoman
 running install_egg_info
 Copying todoman.egg-info to build/bdist.linux-i686/wheel/./todoman-4.5.0.egg-info
 running install_scripts
 creating build/bdist.linux-i686/wheel/todoman-4.5.0.dist-info/WHEEL
-creating '/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/.tmp-__h98u7p/todoman-4.5.0-py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
+creating '/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/.tmp-tphae6yz/todoman-4.5.0-py3-none-any.whl' and adding 'build/bdist.linux-i686/wheel' to it
 adding 'todoman/__init__.py'
 adding 'todoman/__main__.py'
 adding 'todoman/cli.py'
@@ -1279,9 +1315,9 @@
 preparing documents... done
 copying assets... 
 copying static files... 
+Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/documentation_options.js
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/basic.css
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/language_data.js
-Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/documentation_options.js
 Writing evaluated template result to /build/reproducible-path/todoman-4.5.0/docs/build/html/_static/js/versions.js
 copying static files: done
 copying extra files... 
@@ -1364,7 +1400,7 @@
 hypothesis profile 'default' -> database=DirectoryBasedExampleDatabase(PosixPath('/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.12/build/.hypothesis/examples'))
 rootdir: /build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.12/build
 configfile: pyproject.toml
-plugins: hypothesis-6.124.0, cov-5.0.0, typeguard-4.4.1
+plugins: typeguard-4.4.1, cov-5.0.0, hypothesis-6.124.0
 collecting ... collected 194 items
 
 tests/test_backend.py::test_datetime_serialization PASSED                [  0%]
@@ -1682,7 +1718,7 @@
 --------------------------------------------------------
 TOTAL                       1415     20    99%
 
-=========== 185 passed, 6 skipped, 3 xfailed, 42 warnings in 15.18s ============
+=========== 185 passed, 6 skipped, 3 xfailed, 42 warnings in 15.61s ============
 I: pybuild pybuild:334: rm /build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.12/build/.coverage
 I: pybuild base:311: cd /build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/build; python3.13 -m pytest tests
 ============================= test session starts ==============================
@@ -1691,7 +1727,7 @@
 hypothesis profile 'default' -> database=DirectoryBasedExampleDatabase(PosixPath('/build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/build/.hypothesis/examples'))
 rootdir: /build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/build
 configfile: pyproject.toml
-plugins: hypothesis-6.124.0, cov-5.0.0, typeguard-4.4.1
+plugins: typeguard-4.4.1, cov-5.0.0, hypothesis-6.124.0
 collecting ... collected 194 items
 
 tests/test_backend.py::test_datetime_serialization PASSED                [  0%]
@@ -2009,7 +2045,7 @@
 --------------------------------------------------------
 TOTAL                       1415     20    99%
 
-=========== 185 passed, 6 skipped, 3 xfailed, 42 warnings in 13.46s ============
+=========== 185 passed, 6 skipped, 3 xfailed, 42 warnings in 15.67s ============
 I: pybuild pybuild:334: rm /build/reproducible-path/todoman-4.5.0/.pybuild/cpython3_3.13/build/.coverage
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=pybuild
@@ -2045,12 +2081,14 @@
 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/42603/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/42603/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/62390 and its subdirectories
-I: Current time: Tue Mar  3 20:20:22 -12 2026
-I: pbuilder-time-stamp: 1772612422
+I: removing directory /srv/workspace/pbuilder/42603 and its subdirectories
+I: Current time: Thu Jan 30 15:59:31 +14 2025
+I: pbuilder-time-stamp: 1738202371