Diff of the two buildlogs:

--
--- b1/build.log	2025-01-06 19:52:29.371505982 +0000
+++ b2/build.log	2025-01-06 19:54:28.302081011 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun Feb  8 14:14:29 -12 2026
-I: pbuilder-time-stamp: 1770603269
+I: Current time: Tue Jan  7 09:52:32 +14 2025
+I: pbuilder-time-stamp: 1736193152
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -24,51 +24,83 @@
 dpkg-source: info: applying relax-bindgen.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/578340/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/3258631/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 Jan  6 19:52 /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/3258631/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/3258631/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='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='f12e905045e249f18a77daf5090196a5'
-  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='578340'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=5b8c30610cba4d0fafe3707fff91ea1a
+  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=3258631
   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.tCmER1MH/pbuilderrc_YUwg --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.tCmER1MH/b1 --logfile b1/build.log rust-input-sys_1.18.0-3.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.tCmER1MH/pbuilderrc_9luM --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.tCmER1MH/b2 --logfile b2/build.log rust-input-sys_1.18.0-3.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 6.11.10+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.11.10-1~bpo12+1 (2024-12-19) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-28-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.119-1 (2024-11-22) 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/578340/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/3258631/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -233,7 +265,7 @@
 Get: 119 http://deb.debian.org/debian unstable/main amd64 libmtdev-dev amd64 1.1.6-1.2+b1 [14.8 kB]
 Get: 120 http://deb.debian.org/debian unstable/main amd64 libwacom-dev amd64 2.13.0-1 [10.2 kB]
 Get: 121 http://deb.debian.org/debian unstable/main amd64 libinput-dev amd64 1.26.2-1 [34.9 kB]
-Fetched 145 MB in 2s (93.3 MB/s)
+Fetched 145 MB in 2s (91.6 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.12-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 ... 19848 files and directories currently installed.)
@@ -636,8 +668,8 @@
 Setting up tzdata (2024b-4) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Mon Feb  9 02:15:13 UTC 2026.
-Universal Time is now:  Mon Feb  9 02:15:13 UTC 2026.
+Local time is now:      Mon Jan  6 19:54:01 UTC 2025.
+Universal Time is now:  Mon Jan  6 19:54:01 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libsysprof-capture-4-dev:amd64 (47.2-1) ...
@@ -747,7 +779,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/rust-input-sys-1.18.0/ && 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  > ../rust-input-sys_1.18.0-3_source.changes
+I: user script /srv/workspace/pbuilder/3258631/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/3258631/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/rust-input-sys-1.18.0/ && 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  > ../rust-input-sys_1.18.0-3_source.changes
 dpkg-buildpackage: info: source package rust-input-sys
 dpkg-buildpackage: info: source version 1.18.0-3
 dpkg-buildpackage: info: source distribution unstable
@@ -786,7 +822,7 @@
 [input-sys 1.18.0] cargo:rustc-env=LIBINPUT_VERSION_STR=1_21
      Running `CARGO=/usr/bin/cargo CARGO_CRATE_NAME=input_sys CARGO_MANIFEST_DIR=/build/reproducible-path/rust-input-sys-1.18.0 CARGO_MANIFEST_PATH=/build/reproducible-path/rust-input-sys-1.18.0/Cargo.toml CARGO_PKG_AUTHORS='Victoria Brekenfeld (Drakulix) <github@drakulix.de>' CARGO_PKG_DESCRIPTION='Bindgen generated unsafe libinput wrapper' CARGO_PKG_HOMEPAGE='' CARGO_PKG_LICENSE=MIT CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=input-sys CARGO_PKG_README='' CARGO_PKG_REPOSITORY='https://github.com/Drakulix/input.rs/tree/master/input-sys' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=1.18.0 CARGO_PKG_VERSION_MAJOR=1 CARGO_PKG_VERSION_MINOR=18 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' CARGO_PRIMARY_PACKAGE=1 CARGO_RUSTC_CURRENT_DIR=/build/reproducible-path/rust-input-sys-1.18.0 LD_LIBRARY_PATH=/build/reproducible-path/rust-input-sys-1.18.0/target/debug/deps LIBINPUT_TARGET_ARCH=x86_64 LIBINPUT_TARGET_OS=linux LIBINPUT_VERSION_STR=1_21 OUT_DIR=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/build/input-sys-09dcf918038eebf2/out rustc --crate-name input_sys --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libinput_1_21"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("bindgen", "default", "libinput_1_11", "libinput_1_14", "libinput_1_15", "libinput_1_19", "libinput_1_21", "proc-macro2", "regex", "update_bindings", "use_bindgen"))' -C metadata=b3b0714fc4f09f95 -C extra-filename=-b3b0714fc4f09f95 --out-dir /build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps --target x86_64-unknown-linux-gnu -C incremental=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/incremental -L dependency=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps -L dependency=/build/reproducible-path/rust-input-sys-1.18.0/target/debug/deps -C debuginfo=2 -C strip=none --cap-lints warn -C linker=x86_64-linux-gnu-gcc -C link-arg=-Wl,-z,relro --remap-path-prefix /build/reproducible-path/rust-input-sys-1.18.0=/usr/share/cargo/registry/input-sys-1.18.0 --remap-path-prefix /build/reproducible-path/rust-input-sys-1.18.0/debian/cargo_registry=/usr/share/cargo/registry`
      Running `CARGO=/usr/bin/cargo CARGO_CRATE_NAME=input_sys CARGO_MANIFEST_DIR=/build/reproducible-path/rust-input-sys-1.18.0 CARGO_MANIFEST_PATH=/build/reproducible-path/rust-input-sys-1.18.0/Cargo.toml CARGO_PKG_AUTHORS='Victoria Brekenfeld (Drakulix) <github@drakulix.de>' CARGO_PKG_DESCRIPTION='Bindgen generated unsafe libinput wrapper' CARGO_PKG_HOMEPAGE='' CARGO_PKG_LICENSE=MIT CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=input-sys CARGO_PKG_README='' CARGO_PKG_REPOSITORY='https://github.com/Drakulix/input.rs/tree/master/input-sys' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=1.18.0 CARGO_PKG_VERSION_MAJOR=1 CARGO_PKG_VERSION_MINOR=18 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' CARGO_PRIMARY_PACKAGE=1 CARGO_RUSTC_CURRENT_DIR=/build/reproducible-path/rust-input-sys-1.18.0 LD_LIBRARY_PATH=/build/reproducible-path/rust-input-sys-1.18.0/target/debug/deps LIBINPUT_TARGET_ARCH=x86_64 LIBINPUT_TARGET_OS=linux LIBINPUT_VERSION_STR=1_21 OUT_DIR=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/build/input-sys-09dcf918038eebf2/out rustc --crate-name input_sys --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="libinput_1_21"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("bindgen", "default", "libinput_1_11", "libinput_1_14", "libinput_1_15", "libinput_1_19", "libinput_1_21", "proc-macro2", "regex", "update_bindings", "use_bindgen"))' -C metadata=b6bee6591163ef9c -C extra-filename=-b6bee6591163ef9c --out-dir /build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps --target x86_64-unknown-linux-gnu -C incremental=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/incremental -L dependency=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps -L dependency=/build/reproducible-path/rust-input-sys-1.18.0/target/debug/deps -C debuginfo=2 -C strip=none --cap-lints warn -C linker=x86_64-linux-gnu-gcc -C link-arg=-Wl,-z,relro --remap-path-prefix /build/reproducible-path/rust-input-sys-1.18.0=/usr/share/cargo/registry/input-sys-1.18.0 --remap-path-prefix /build/reproducible-path/rust-input-sys-1.18.0/debian/cargo_registry=/usr/share/cargo/registry`
-    Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
+    Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
      Running `CARGO=/usr/bin/cargo CARGO_MANIFEST_DIR=/build/reproducible-path/rust-input-sys-1.18.0 CARGO_MANIFEST_PATH=/build/reproducible-path/rust-input-sys-1.18.0/Cargo.toml CARGO_PKG_AUTHORS='Victoria Brekenfeld (Drakulix) <github@drakulix.de>' CARGO_PKG_DESCRIPTION='Bindgen generated unsafe libinput wrapper' CARGO_PKG_HOMEPAGE='' CARGO_PKG_LICENSE=MIT CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=input-sys CARGO_PKG_README='' CARGO_PKG_REPOSITORY='https://github.com/Drakulix/input.rs/tree/master/input-sys' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=1.18.0 CARGO_PKG_VERSION_MAJOR=1 CARGO_PKG_VERSION_MINOR=18 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' LD_LIBRARY_PATH='/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps:/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug:/usr/lib/rustlib/x86_64-unknown-linux-gnu/lib' LIBINPUT_TARGET_ARCH=x86_64 LIBINPUT_TARGET_OS=linux LIBINPUT_VERSION_STR=1_21 OUT_DIR=/build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/build/input-sys-09dcf918038eebf2/out /build/reproducible-path/rust-input-sys-1.18.0/target/x86_64-unknown-linux-gnu/debug/deps/input_sys-b6bee6591163ef9c`
 
 running 0 tests
@@ -831,12 +867,14 @@
 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/3258631/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/3258631/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/578340 and its subdirectories
-I: Current time: Sun Feb  8 14:15:28 -12 2026
-I: pbuilder-time-stamp: 1770603328
+I: removing directory /srv/workspace/pbuilder/3258631 and its subdirectories
+I: Current time: Tue Jan  7 09:54:27 +14 2025
+I: pbuilder-time-stamp: 1736193267