Diff of the two buildlogs:

--
--- b1/build.log	2025-03-26 06:33:53.622071872 +0000
+++ b2/build.log	2025-03-26 06:37:13.669028311 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Tue Mar 25 18:31:56 -12 2025
-I: pbuilder-time-stamp: 1742970716
+I: Current time: Wed Apr 29 02:56:56 +14 2026
+I: pbuilder-time-stamp: 1777381016
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -28,52 +28,84 @@
 dpkg-source: info: applying debian-hacks/docs-Drop-any-linking-to-external-grahpics.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/538549/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/565359/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink03-arm64.
+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 Apr 28 12:57 /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/565359/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/565359/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='arm64'
-  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]="aarch64-unknown-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=arm64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='884f1e84170945c9a0830cfde606be97'
-  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='538549'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ded8820ca539460a9c645ac3d520cba2
+  LANG=C
+  LANGUAGE=nl_BE:nl
+  LC_ALL=C
+  MACHTYPE=aarch64-unknown-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=565359
   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.50GtMBzK/pbuilderrc_9RsG --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.50GtMBzK/b1 --logfile b1/build.log python-flask-cors_5.0.1-1.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'
-  http_proxy='http://192.168.101.4:3128'
+  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.50GtMBzK/pbuilderrc_Pbme --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.50GtMBzK/b2 --logfile b2/build.log python-flask-cors_5.0.1-1.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'
+  http_proxy=http://192.168.101.4:3128
 I: uname -a
-  Linux codethink04-arm64 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/538549/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/565359/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -251,7 +283,7 @@
 Get: 122 http://deb.debian.org/debian unstable/main arm64 python3-jaraco.context all 6.0.1-1 [8276 B]
 Get: 123 http://deb.debian.org/debian unstable/main arm64 python3-pluggy all 1.5.0-1 [26.9 kB]
 Get: 124 http://deb.debian.org/debian unstable/main arm64 python3-pytest all 8.3.5-1 [250 kB]
-Fetched 54.0 MB in 0s (124 MB/s)
+Fetched 54.0 MB in 1s (56.7 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 ... 19919 files and directories currently installed.)
@@ -654,8 +686,8 @@
 Setting up tzdata (2025b-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Wed Mar 26 06:32:41 UTC 2025.
-Universal Time is now:  Wed Mar 26 06:32:41 UTC 2025.
+Local time is now:      Tue Apr 28 12:57:55 UTC 2026.
+Universal Time is now:  Tue Apr 28 12:57:55 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20240727.1) ...
@@ -782,7 +814,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/python-flask-cors-5.0.1/ && 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  > ../python-flask-cors_5.0.1-1_source.changes
+I: user script /srv/workspace/pbuilder/565359/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/565359/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/python-flask-cors-5.0.1/ && 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  > ../python-flask-cors_5.0.1-1_source.changes
 dpkg-buildpackage: info: source package python-flask-cors
 dpkg-buildpackage: info: source version 5.0.1-1
 dpkg-buildpackage: info: source distribution unstable
@@ -844,7 +880,7 @@
 Copying flask_cors.egg-info to build/bdist.linux-aarch64/wheel/./flask_cors-0.0.1.egg-info
 running install_scripts
 creating build/bdist.linux-aarch64/wheel/flask_cors-0.0.1.dist-info/WHEEL
-creating '/build/reproducible-path/python-flask-cors-5.0.1/.pybuild/cpython3_3.13_flask-cors/.tmp-snhkl2d1/flask_cors-0.0.1-py3-none-any.whl' and adding 'build/bdist.linux-aarch64/wheel' to it
+creating '/build/reproducible-path/python-flask-cors-5.0.1/.pybuild/cpython3_3.13_flask-cors/.tmp-rdepkn_k/flask_cors-0.0.1-py3-none-any.whl' and adding 'build/bdist.linux-aarch64/wheel' to it
 adding 'flask_cors/__init__.py'
 adding 'flask_cors/core.py'
 adding 'flask_cors/decorator.py'
@@ -870,7 +906,7 @@
 DEBUG   -  Config value 'site_url' = 'https://corydolphin.github.io/flask-cors/'
 DEBUG   -  Config value 'site_description' = 'CORS'
 DEBUG   -  Config value 'site_author' = 'Cory Dolphin'
-DEBUG   -  Config value 'theme' = Theme(name='material', dirs=['/usr/lib/python3/dist-packages/material/templates', '/usr/lib/python3/dist-packages/mkdocs/templates'], static_templates={'404.html', 'sitemap.xml'}, name='material', locale=Locale('en'), language='en', direction=None, features=['content.code.copy'], font={'text': 'Roboto', 'code': 'Roboto Mono'}, icon={'repo': 'fontawesome/brands/github'}, favicon='assets/images/favicon.png', feature={'tabs': True}, palette=[{'media': '(prefers-color-scheme: light)', 'scheme': 'default', 'primary': 'white', 'accent': 'deep orange', 'toggle': {'icon': 'material/brightness-7', 'name': 'Switch to dark mode'}}, {'media': '(prefers-color-scheme: dark)', 'scheme': 'slate', 'primary': 'black', 'accent': 'deep orange', 'toggle': {'icon': 'material/brightness-4', 'name': 'Switch to light mode'}}])
+DEBUG   -  Config value 'theme' = Theme(name='material', dirs=['/usr/lib/python3/dist-packages/material/templates', '/usr/lib/python3/dist-packages/mkdocs/templates'], static_templates={'sitemap.xml', '404.html'}, name='material', locale=Locale('en'), language='en', direction=None, features=['content.code.copy'], font={'text': 'Roboto', 'code': 'Roboto Mono'}, icon={'repo': 'fontawesome/brands/github'}, favicon='assets/images/favicon.png', feature={'tabs': True}, palette=[{'media': '(prefers-color-scheme: light)', 'scheme': 'default', 'primary': 'white', 'accent': 'deep orange', 'toggle': {'icon': 'material/brightness-7', 'name': 'Switch to dark mode'}}, {'media': '(prefers-color-scheme: dark)', 'scheme': 'slate', 'primary': 'black', 'accent': 'deep orange', 'toggle': {'icon': 'material/brightness-4', 'name': 'Switch to light mode'}}])
 DEBUG   -  Config value 'docs_dir' = '/build/reproducible-path/python-flask-cors-5.0.1/docs'
 DEBUG   -  Config value 'site_dir' = '/build/reproducible-path/python-flask-cors-5.0.1/debian/html'
 DEBUG   -  Config value 'copyright' = 'Maintained by <a href="https://corydolphin.com">corydolphin</a>.'
@@ -890,7 +926,7 @@
 DEBUG   -  Config value 'remote_branch' = 'gh-pages'
 DEBUG   -  Config value 'remote_name' = 'origin'
 DEBUG   -  Config value 'extra' = {'social': [{'icon': 'fontawesome/brands/github', 'link': 'https://github.com/corydolphin/flask-cors'}, {'icon': 'fontawesome/brands/python', 'link': 'https://pypi.org/project/flask-cors'}]}
-DEBUG   -  Config value 'plugins' = {'material/search': <material.plugins.search.plugin.SearchPlugin object at 0xffffbb20bb60>, 'mkdocstrings': <mkdocstrings._internal.plugin.MkdocstringsPlugin object at 0xffffbb20be00>}
+DEBUG   -  Config value 'plugins' = {'material/search': <material.plugins.search.plugin.SearchPlugin object at 0xffffb1cfbb60>, 'mkdocstrings': <mkdocstrings._internal.plugin.MkdocstringsPlugin object at 0xffffb1cfbe00>}
 DEBUG   -  Config value 'hooks' = {}
 DEBUG   -  Config value 'watch' = []
 DEBUG   -  Config value 'validation' = {'nav': {'omitted_files': 20, 'not_found': 30, 'absolute_links': 20}, 'links': {'not_found': 30, 'absolute_links': 20, 'unrecognized_links': 20, 'anchors': 20}}
@@ -907,7 +943,7 @@
 DEBUG   -  No translations found here: '/usr/lib/python3/dist-packages/material/templates/locales'
 DEBUG   -  Running `config` event from plugin 'mkdocstrings'
 DEBUG   -  mkdocstrings: Adding extension to the list
-DEBUG   -  mkdocstrings: Added a subdued autorefs instance <mkdocs_autorefs._internal.plugin.AutorefsPlugin object at 0xffffbad38ad0>
+DEBUG   -  mkdocstrings: Added a subdued autorefs instance <mkdocs_autorefs._internal.plugin.AutorefsPlugin object at 0xffffb1828ad0>
 DEBUG   -  Running `config` event from plugin 'autorefs'
 DEBUG   -  mkdocs_autorefs: Adding AutorefsExtension to the list
 INFO    -  Cleaning site directory
@@ -1062,9 +1098,9 @@
 DEBUG   -  Copying media file: 'assets/stylesheets/main.8608ea7d.min.css.map'
 DEBUG   -  Copying media file: 'assets/stylesheets/palette.06af60db.min.css'
 DEBUG   -  Copying media file: 'assets/stylesheets/palette.06af60db.min.css.map'
-DEBUG   -  Building theme template: 404.html
 DEBUG   -  Building theme template: sitemap.xml
 DEBUG   -  Gzipping template: sitemap.xml
+DEBUG   -  Building theme template: 404.html
 DEBUG   -  Building markdown pages.
 DEBUG   -  Building page index.md
 DEBUG   -  Running `page_context` event from plugin 'material/search'
@@ -1081,7 +1117,7 @@
 DEBUG   -  Running `post_build` event from plugin 'material/search'
 DEBUG   -  Running `post_build` event from plugin 'mkdocstrings'
 DEBUG   -  mkdocstrings: Tearing handlers down
-INFO    -  Documentation built in 0.70 seconds
+INFO    -  Documentation built in 2.12 seconds
 rm -f debian/html/sitemap.xml.gz
 make[1]: Leaving directory '/build/reproducible-path/python-flask-cors-5.0.1'
    debian/rules override_dh_auto_test
@@ -1111,7 +1147,7 @@
 tests/decorator/test_w3.py ...                                           [ 71%]
 tests/extension/test_app_extension.py ........................           [100%]
 
-======================== 82 passed, 1 skipped in 0.94s =========================
+======================== 82 passed, 1 skipped in 3.66s =========================
 make[1]: Leaving directory '/build/reproducible-path/python-flask-cors-5.0.1'
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=pybuild
@@ -1143,12 +1179,14 @@
 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/565359/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/565359/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/538549 and its subdirectories
-I: Current time: Tue Mar 25 18:33:52 -12 2025
-I: pbuilder-time-stamp: 1742970832
+I: removing directory /srv/workspace/pbuilder/565359 and its subdirectories
+I: Current time: Wed Apr 29 03:00:12 +14 2026
+I: pbuilder-time-stamp: 1777381212