Diff of the two buildlogs:

--
--- b1/build.log	2025-02-14 15:31:43.242647935 +0000
+++ b2/build.log	2025-02-14 15:34:44.486474646 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Mar 19 09:53:24 -12 2026
-I: pbuilder-time-stamp: 1773957204
+I: Current time: Sat Feb 15 05:31:46 +14 2025
+I: pbuilder-time-stamp: 1739547106
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -31,52 +31,84 @@
 dpkg-source: info: applying fix-re-syntax-warnings
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/997805/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1184772/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 Feb 14 15:31 /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/1184772/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1184772/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='trixie'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='51f873e5126d4305a8c1871723817546'
-  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='997805'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=b75bee4293014942a04d7e5d4ec455d9
+  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=1184772
   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.Exe9M7TQ/pbuilderrc_Aqa8 --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.Exe9M7TQ/b1 --logfile b1/build.log yotta_0.20.5-8.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.Exe9M7TQ/pbuilderrc_nD5e --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.Exe9M7TQ/b2 --logfile b2/build.log yotta_0.20.5-8.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 codethink03-arm64 6.1.0-31-cloud-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-cloud-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/997805/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1184772/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -397,7 +429,7 @@
 Get: 233 http://deb.debian.org/debian trixie/main arm64 python3-pytest all 8.3.4-1 [250 kB]
 Get: 234 http://deb.debian.org/debian trixie/main arm64 python3-semantic-version all 2.10.0-3 [17.7 kB]
 Get: 235 http://deb.debian.org/debian trixie/main arm64 valinor all 1.1.4+ds-10 [12.9 kB]
-Fetched 134 MB in 1s (197 MB/s)
+Fetched 134 MB in 1s (124 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libtext-charwidth-perl: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 ... 19922 files and directories currently installed.)
@@ -1149,8 +1181,8 @@
 Setting up tzdata (2024b-6) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Thu Mar 19 21:53:56 UTC 2026.
-Universal Time is now:  Thu Mar 19 21:53:56 UTC 2026.
+Local time is now:      Fri Feb 14 15:33:05 UTC 2025.
+Universal Time is now:  Fri Feb 14 15:33:05 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up liberror-perl (0.17029-2) ...
@@ -1389,7 +1421,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/yotta-0.20.5/ && 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  > ../yotta_0.20.5-8_source.changes
+I: user script /srv/workspace/pbuilder/1184772/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/1184772/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/yotta-0.20.5/ && 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  > ../yotta_0.20.5-8_source.changes
 dpkg-buildpackage: info: source package yotta
 dpkg-buildpackage: info: source version 0.20.5-8
 dpkg-buildpackage: info: source distribution unstable
@@ -1653,7 +1689,7 @@
        Destination: /build/reproducible-path/yotta-0.20.5/docs/_site/html
  Incremental build: disabled. Enable with --incremental
       Generating... 
-                    done in 0.641 seconds.
+                    done in 1.514 seconds.
  Auto-regeneration: disabled. Use --watch to enable.
 make[1]: Leaving directory '/build/reproducible-path/yotta-0.20.5'
    dh_auto_test -O--buildsystem=pybuild
@@ -1713,8 +1749,8 @@
     super(Spec, self).__init__(version_spec)
 
 -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
-========= 22 passed, 2 skipped, 182 deselected, 234 warnings in 0.50s ==========
-	rm -fr -- /tmp/dh-xdg-rundir-KMEsWlHw
+========= 22 passed, 2 skipped, 182 deselected, 234 warnings in 1.27s ==========
+	rm -fr -- /tmp/dh-xdg-rundir-U7Z6O9_G
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=pybuild
    dh_prep -O--buildsystem=pybuild
@@ -2170,7 +2206,7 @@
 D: dh_python3 pydist:313: dpkg -S did not find package for valinor: dpkg-query: no path found matching pattern *python3/*/[Vv][Aa][Ll][Ii][Nn][Oo][Rr]-?*.*-info
 
 I: dh_python3 pydist:316: Cannot find package that provides valinor. Please add package that provides it to Build-Depends or add "valinor python3-valinor" line to debian/py3dist-overrides or add proper dependency to Depends by hand and ignore this info.
-D: dh_python3 depends:253: D={'python3-jsonschema', 'python3-argcomplete', 'python3-semantic-version', 'python3-certifi', 'python3-cryptography (>= 2.8)', 'python3-jinja2', 'python3-json-pointer', 'python3-intelhex', 'python3:any', 'python3-colorama', 'python3-github', 'python3-hgapi', 'python3-requests', 'python3-jwt'}; R=[]; S=[]; E=[], B=[]; RT=[('/usr/share/yotta', '')]
+D: dh_python3 depends:253: D={'python3-json-pointer', 'python3-argcomplete', 'python3-jinja2', 'python3-colorama', 'python3-hgapi', 'python3-certifi', 'python3-intelhex', 'python3-jwt', 'python3-cryptography (>= 2.8)', 'python3-jsonschema', 'python3:any', 'python3-semantic-version', 'python3-requests', 'python3-github'}; R=[]; S=[]; E=[], B=[]; RT=[('/usr/share/yotta', '')]
    dh_installsystemduser -O--buildsystem=pybuild
    dh_lintian -O--buildsystem=pybuild
 	install -m0755 -d debian/yotta/usr/share/lintian/overrides
@@ -2185,16 +2221,16 @@
 	ln -s ../yotta-doc/html debian/yotta-doc/usr/share/doc/yotta/html
    dh_strip_nondeterminism -O--buildsystem=pybuild
 	Using 1738986424 as canonical time
+	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/interdependent-separated.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/shared-private-dep.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/yt.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/interdependent-separated.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/interdependent-circle.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/interdependent-combined.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/foo-utility-dependency.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/interdependent-circle.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/foo-impl-simple.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/circular-deps-1.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/foo-api-nocircle.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/foo-api-circle.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/yotta-doc/usr/share/doc/yotta-doc/html/assets/img/circular-deps-1.png using File::StripNondeterminism::handlers::png
    dh_compress -O--buildsystem=pybuild
 	cd debian/yotta
 	cd debian/yotta-doc
@@ -2209,10 +2245,10 @@
 	find debian/yotta-doc ! -type l -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod go=rX,u+rw,a-s
 	find debian/yotta-doc/usr/share/doc -type f -a ! \( -regex .\*__pycache__.\* \) -a ! -regex 'debian/yotta-doc/usr/share/doc/[^/]*/examples/.*' -print0 2>/dev/null | xargs -0r chmod 0644
 	find debian/yotta/usr/share/doc -type f -a ! \( -regex .\*__pycache__.\* \) -a ! -regex 'debian/yotta/usr/share/doc/[^/]*/examples/.*' -print0 2>/dev/null | xargs -0r chmod 0644
-	find debian/yotta-doc/usr/share/doc -type d -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0755
 	find debian/yotta/usr/share/doc -type d -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0755
-	find debian/yotta/usr/share/man debian/yotta/usr/share/lintian/overrides -type f -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0644
+	find debian/yotta-doc/usr/share/doc -type d -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0755
 	find debian/yotta-doc -type f \( -name '*.so.*' -o -name '*.so' -o -name '*.la' -o -name '*.a' -o -name '*.js' -o -name '*.css' -o -name '*.scss' -o -name '*.sass' -o -name '*.jpeg' -o -name '*.jpg' -o -name '*.png' -o -name '*.gif' -o -name '*.cmxs' -o -name '*.node' \) -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0644
+	find debian/yotta/usr/share/man debian/yotta/usr/share/lintian/overrides -type f -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0644
 	find debian/yotta -type f \( -name '*.so.*' -o -name '*.so' -o -name '*.la' -o -name '*.a' -o -name '*.js' -o -name '*.css' -o -name '*.scss' -o -name '*.sass' -o -name '*.jpeg' -o -name '*.jpg' -o -name '*.png' -o -name '*.gif' -o -name '*.cmxs' -o -name '*.node' \) -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod 0644
 	find debian/yotta/usr/bin -type f -a ! \( -regex .\*__pycache__.\* \) -a -true -print0 2>/dev/null | xargs -0r chmod a+x
    dh_missing -O--buildsystem=pybuild
@@ -2234,11 +2270,11 @@
 	echo misc:Depends= >> debian/yotta-doc.substvars
 	echo misc:Pre-Depends= >> debian/yotta-doc.substvars
 	dpkg-gencontrol -pyotta-doc -ldebian/changelog -Tdebian/yotta-doc.substvars -cdebian/control -Pdebian/yotta-doc
-	chmod 0644 -- debian/yotta-doc/DEBIAN/control
 	chmod 0644 -- debian/yotta/DEBIAN/control
+	chmod 0644 -- debian/yotta-doc/DEBIAN/control
    dh_md5sums -O--buildsystem=pybuild
-	install -m0755 -d debian/yotta/DEBIAN
 	install -m0755 -d debian/yotta-doc/DEBIAN
+	install -m0755 -d debian/yotta/DEBIAN
 	cd debian/yotta-doc >/dev/null && xargs -r0 md5sum | perl -pe 'if (s@^\\@@) { s/\\\\/\\/g; }' > DEBIAN/md5sums
 	cd debian/yotta >/dev/null && xargs -r0 md5sum | perl -pe 'if (s@^\\@@) { s/\\\\/\\/g; }' > DEBIAN/md5sums
 	chmod 0644 -- debian/yotta-doc/DEBIAN/md5sums
@@ -2258,12 +2294,14 @@
 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/1184772/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1184772/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/997805 and its subdirectories
-I: Current time: Thu Mar 19 09:54:41 -12 2026
-I: pbuilder-time-stamp: 1773957281
+I: removing directory /srv/workspace/pbuilder/1184772 and its subdirectories
+I: Current time: Sat Feb 15 05:34:43 +14 2025
+I: pbuilder-time-stamp: 1739547283