Diff of the two buildlogs:

--
--- b1/build.log	2025-01-18 00:20:55.950638205 +0000
+++ b2/build.log	2025-01-18 00:28:26.758261087 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Feb 19 18:37:15 -12 2026
-I: pbuilder-time-stamp: 1771569435
+I: Current time: Sat Jan 18 14:20:59 +14 2025
+I: pbuilder-time-stamp: 1737159659
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -31,52 +31,84 @@
 dpkg-source: info: applying pytest-8.2.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/166720/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/3598504/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink04-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 Jan 18 00:21 /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/3598504/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/3598504/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='470640a52efe4f729f58443bae4e7239'
-  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='166720'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ca3e8297710841d0b18d234185e90be4
+  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=3598504
   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.udlPU1B6/pbuilderrc_dWFg --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.udlPU1B6/b1 --logfile b1/build.log libcloud_3.8.0+repack-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'
-  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.udlPU1B6/pbuilderrc_FdKM --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.udlPU1B6/b2 --logfile b2/build.log libcloud_3.8.0+repack-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'
+  http_proxy=http://192.168.101.4:3128
 I: uname -a
-  Linux codethink01-arm64 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/166720/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/3598504/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -238,7 +270,7 @@
 Get: 98 http://deb.debian.org/debian unstable/main arm64 python3-urllib3 all 2.3.0-1 [114 kB]
 Get: 99 http://deb.debian.org/debian unstable/main arm64 python3-requests all 2.32.3+dfsg-1 [71.9 kB]
 Get: 100 http://deb.debian.org/debian unstable/main arm64 python3-requests-mock all 1.12.1-3 [17.6 kB]
-Fetched 38.8 MB in 0s (119 MB/s)
+Fetched 38.8 MB in 1s (70.8 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.13-minimal:arm64.
 (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 ... 19965 files and directories currently installed.)
@@ -576,8 +608,8 @@
 Setting up tzdata (2024b-6) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Fri Feb 20 06:37:55 UTC 2026.
-Universal Time is now:  Fri Feb 20 06:37:55 UTC 2026.
+Local time is now:      Sat Jan 18 00:21:54 UTC 2025.
+Universal Time is now:  Sat Jan 18 00:21:54 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -674,7 +706,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/libcloud-3.8.0+repack/ && 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  > ../libcloud_3.8.0+repack-4_source.changes
+I: user script /srv/workspace/pbuilder/3598504/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/3598504/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/libcloud-3.8.0+repack/ && 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  > ../libcloud_3.8.0+repack-4_source.changes
 dpkg-buildpackage: info: source package libcloud
 dpkg-buildpackage: info: source version 3.8.0+repack-4
 dpkg-buildpackage: info: source distribution unstable
@@ -4353,17 +4389,17 @@
 
 -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
 ============================= slowest 10 durations =============================
-3.73s call     libcloud/test/test_utils.py::TestUtils::test_read_in_chunks_corectness
-3.01s call     libcloud/test/compute/test_ssh_client.py::ParamikoSSHClientTests::test_password_protected_key_valid_password_provided
-2.01s call     libcloud/test/storage/test_base.py::BaseStorageTests::test_should_retry_rate_limited_errors_until_success
+3.01s call     libcloud/test/test_utils.py::TestUtils::test_read_in_chunks_corectness
 2.00s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_parse_errors_can_be_retried
+2.00s call     libcloud/test/storage/test_base.py::BaseStorageTests::test_should_retry_rate_limited_errors_until_success
 2.00s call     libcloud/test/storage/test_base.py::BaseStorageTests::test_should_retry_rate_limited_errors
-1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_timeout
+1.88s call     libcloud/test/compute/test_ssh_client.py::ParamikoSSHClientTests::test_password_protected_key_valid_password_provided
 1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_sleep
-1.02s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_backoff
+1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_backoff
+1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_timeout
 1.01s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_rate_limit_error_timeout
 1.01s call     libcloud/test/compute/test_vultr.py::VultrTests::test_rate_limit
-== 8109 passed, 25 skipped, 2 deselected, 4304 warnings in 114.22s (0:01:54) ===
+== 8109 passed, 25 skipped, 2 deselected, 4304 warnings in 126.14s (0:02:06) ===
 I: pybuild pybuild:334: rm -f /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.12_libcloud/build/libcloud/test/secrets.py
 I: pybuild pybuild:308: ./debian/setup-test-env.sh /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build
 'libcloud/test/secrets.py-dist' -> '/build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build/libcloud/test/secrets.py-dist'
@@ -7092,17 +7128,17 @@
 
 -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
 ============================= slowest 10 durations =============================
-4.95s call     libcloud/test/test_utils.py::TestUtils::test_read_in_chunks_corectness
-2.00s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_parse_errors_can_be_retried
+2.15s call     libcloud/test/test_utils.py::TestUtils::test_read_in_chunks_corectness
+2.01s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_parse_errors_can_be_retried
 2.00s call     libcloud/test/storage/test_base.py::BaseStorageTests::test_should_retry_rate_limited_errors_until_success
 2.00s call     libcloud/test/storage/test_base.py::BaseStorageTests::test_should_retry_rate_limited_errors
-1.49s call     libcloud/test/compute/test_ssh_client.py::ParamikoSSHClientTests::test_password_protected_key_valid_password_provided
-1.04s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_timeout
-1.04s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_backoff
-1.04s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_sleep
-1.01s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_rate_limit_error_timeout
-1.01s call     libcloud/test/compute/test_vultr.py::VultrTests::test_rate_limit
-== 8109 passed, 25 skipped, 2 deselected, 4304 warnings in 123.49s (0:02:03) ===
+1.34s call     libcloud/test/compute/test_ssh_client.py::ParamikoSSHClientTests::test_password_protected_key_valid_password_provided
+1.18s call     libcloud/test/compute/test_openstack.py::OpenStack_2_Tests::test_list_sizes
+1.09s call     libcloud/test/compute/test_openstack.py::OpenStack_2_Tests::test_list_sizes_response
+1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_sleep
+1.03s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_timeout
+1.02s call     libcloud/test/test_connection.py::ConnectionClassTestCase::test_retry_with_backoff
+== 8109 passed, 25 skipped, 2 deselected, 4304 warnings in 119.25s (0:01:59) ===
 I: pybuild pybuild:334: rm -f /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build/libcloud/test/secrets.py
 dh_auto_test -O--buildsystem=pybuild -- --test-pytest --test-args "-m 'serial'"
 I: pybuild pybuild:308: ./debian/setup-test-env.sh /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.12_libcloud/build
@@ -9499,7 +9535,7 @@
 ============================= slowest 10 durations =============================
 
 (6 durations < 0.005s hidden.  Use -vv to show these durations.)
-================ 2 passed, 8134 deselected, 1 warning in 5.25s =================
+================ 2 passed, 8134 deselected, 1 warning in 2.17s =================
 I: pybuild pybuild:334: rm -f /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.12_libcloud/build/libcloud/test/secrets.py
 I: pybuild pybuild:308: ./debian/setup-test-env.sh /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build
 'libcloud/test/secrets.py-dist' -> '/build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build/libcloud/test/secrets.py-dist'
@@ -11895,7 +11931,7 @@
 ============================= slowest 10 durations =============================
 
 (6 durations < 0.005s hidden.  Use -vv to show these durations.)
-================ 2 passed, 8134 deselected, 1 warning in 4.02s =================
+================ 2 passed, 8134 deselected, 1 warning in 2.19s =================
 I: pybuild pybuild:334: rm -f /build/reproducible-path/libcloud-3.8.0+repack/.pybuild/cpython3_3.13_libcloud/build/libcloud/test/secrets.py
 make[1]: Leaving directory '/build/reproducible-path/libcloud-3.8.0+repack'
    create-stamp debian/debhelper-build-stamp
@@ -23820,12 +23856,14 @@
 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/3598504/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/3598504/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/166720 and its subdirectories
-I: Current time: Thu Feb 19 18:43:54 -12 2026
-I: pbuilder-time-stamp: 1771569834
+I: removing directory /srv/workspace/pbuilder/3598504 and its subdirectories
+I: Current time: Sat Jan 18 14:28:25 +14 2025
+I: pbuilder-time-stamp: 1737160105