Diff of the two buildlogs:

--
--- b1/build.log	2024-12-01 07:52:29.872797392 +0000
+++ b2/build.log	2024-12-01 08:01:31.576204722 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Nov 30 19:36:29 -12 2024
-I: pbuilder-time-stamp: 1733038589
+I: Current time: Sun Dec  1 21:52:45 +14 2024
+I: pbuilder-time-stamp: 1733039565
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -30,52 +30,84 @@
 dpkg-source: info: applying 0006-Fix-binaries-not-being-installed-on-non-amd64-archs.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/9302/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/11965/tmp/hooks/D01_modify_environment starting
+debug: Running on virt64z.
+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 Dec  1 07:52 /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/11965/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/11965/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='armhf'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='armhf'
+  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]="32" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.2.32(1)-release'
+  BUILDDIR=/build/reproducible-path
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=armhf
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 '
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='1082321fa04643f7a9e5a4a388aa68fa'
-  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='9302'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ea7cf2b85f944cc8b56537e32f9768cc
+  LANG=C
+  LANGUAGE=it_CH:it
+  LC_ALL=C
+  MACHTYPE=arm-unknown-linux-gnueabihf
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnueabihf
+  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=11965
   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.6pEJsmuN/pbuilderrc_ujvE --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.6pEJsmuN/b1 --logfile b1/build.log lambda-align2_2.0.1-3.dsc'
-  SUDO_GID='113'
-  SUDO_UID='107'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:3142/'
+  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.6pEJsmuN/pbuilderrc_0405 --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.6pEJsmuN/b2 --logfile b2/build.log lambda-align2_2.0.1-3.dsc'
+  SUDO_GID=110
+  SUDO_UID=103
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:3142/
 I: uname -a
-  Linux virt32c 6.1.0-28-armmp-lpae #1 SMP Debian 6.1.119-1 (2024-11-22) armv7l GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-28-arm64 #1 SMP Debian 6.1.119-1 (2024-11-22) aarch64 GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Aug  4 21:30 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/9302/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/11965/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -178,7 +210,7 @@
 Get: 55 http://deb.debian.org/debian trixie/main armhf libseqan2-dev all 2.4.0+dfsg-16 [1216 kB]
 Get: 56 http://deb.debian.org/debian trixie/main armhf openssl armhf 3.3.2-2 [1348 kB]
 Get: 57 http://deb.debian.org/debian trixie/main armhf zlib1g-dev armhf 1:1.3.dfsg+really1.3.1-1+b1 [905 kB]
-Fetched 33.6 MB in 1s (41.3 MB/s)
+Fetched 33.6 MB in 1s (31.7 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package libproc2-0:armhf.
 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
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(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 ... 19683 files and directories currently installed.)
@@ -421,7 +453,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/lambda-align2-2.0.1/ && 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  > ../lambda-align2_2.0.1-3_source.changes
+I: user script /srv/workspace/pbuilder/11965/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/11965/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/lambda-align2-2.0.1/ && 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  > ../lambda-align2_2.0.1-3_source.changes
 dpkg-buildpackage: info: source package lambda-align2
 dpkg-buildpackage: info: source version 2.0.1-3
 dpkg-buildpackage: info: source distribution unstable
@@ -519,7 +555,7 @@
   CMake that the project does not need compatibility with older versions.
 
 
--- Configuring done (4.4s)
+-- Configuring done (2.2s)
 -- Generating done (0.1s)
 CMake Warning:
   Manually-specified variables were not used by the project:
@@ -532,7 +568,7 @@
 -- Build files have been written to: /build/reproducible-path/lambda-align2-2.0.1/build
 make[1]: Leaving directory '/build/reproducible-path/lambda-align2-2.0.1'
    dh_auto_build -O--builddirectory=build
-	cd build && make -j3 "INSTALL=install --strip-program=true" VERBOSE=1
+	cd build && make -j4 "INSTALL=install --strip-program=true" VERBOSE=1
 make[1]: Entering directory '/build/reproducible-path/lambda-align2-2.0.1/build'
 /usr/bin/cmake -S/build/reproducible-path/lambda-align2-2.0.1 -B/build/reproducible-path/lambda-align2-2.0.1/build --check-build-system CMakeFiles/Makefile.cmake 0
 /usr/bin/cmake -E cmake_progress_start /build/reproducible-path/lambda-align2-2.0.1/build/CMakeFiles /build/reproducible-path/lambda-align2-2.0.1/build//CMakeFiles/progress.marks
@@ -1124,14 +1160,14 @@
 make[3]: Leaving directory '/build/reproducible-path/lambda-align2-2.0.1/build'
 make  -f src/CMakeFiles/manual.dir/build.make src/CMakeFiles/manual.dir/build
 make[3]: Entering directory '/build/reproducible-path/lambda-align2-2.0.1/build'
-[ 42%] Generating lambda2.1
-[ 57%] Generating lambda2-searchn.1
-cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 --export-help=man > lambda2.1
 [ 71%] Generating lambda2-searchp.1
+[ 71%] Generating lambda2-mkindexn.1
+[ 71%] Generating lambda2-searchn.1
+cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 mkindexn --export-help=man > lambda2-mkindexn.1
+[ 85%] Generating lambda2.1
 cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 searchn --export-help=man > lambda2-searchn.1
 cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 searchp --export-help=man > lambda2-searchp.1
-[ 85%] Generating lambda2-mkindexn.1
-cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 mkindexn --export-help=man > lambda2-mkindexn.1
+cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 --export-help=man > lambda2.1
 [100%] Generating lambda2-mkindexp.1
 cd /build/reproducible-path/lambda-align2-2.0.1/build/src && ../bin/lambda2 mkindexp --export-help=man > lambda2-mkindexp.1
 make[3]: Leaving directory '/build/reproducible-path/lambda-align2-2.0.1/build'
@@ -1153,7 +1189,7 @@
 	rm -fr -- debian/.debhelper/generated/lambda-align2/ debian/lambda-align2/ debian/tmp/
    dh_auto_install --destdir=debian/lambda-align2/ -O--builddirectory=build
 	install -m0755 -d /build/reproducible-path/lambda-align2-2.0.1/debian/lambda-align2
-	cd build && make -j3 install DESTDIR=/build/reproducible-path/lambda-align2-2.0.1/debian/lambda-align2 AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
+	cd build && make -j4 install DESTDIR=/build/reproducible-path/lambda-align2-2.0.1/debian/lambda-align2 AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
 make[1]: Entering directory '/build/reproducible-path/lambda-align2-2.0.1/build'
 /usr/bin/cmake -S/build/reproducible-path/lambda-align2-2.0.1 -B/build/reproducible-path/lambda-align2-2.0.1/build --check-build-system CMakeFiles/Makefile.cmake 0
 make  -f CMakeFiles/Makefile2 preinstall
@@ -1199,8 +1235,8 @@
 sed -i 's/LAMBDA2 SEARCHP/LAMBDA2_SEARCHP/' ./debian/lambda-align2/usr/share/man/man1/lambda2-searchp.1
 sed -i 's/^lambda2 searchp /lambda2_searchp /' ./debian/lambda-align2/usr/share/man/man1/lambda2-searchp.1
 dh_installman
-	man-recode --to-code UTF-8 --suffix .dh-new debian/lambda-align2/usr/share/man/man1/lambda2-searchn.1 debian/lambda-align2/usr/share/man/man1/lambda2-searchp.1
 	man-recode --to-code UTF-8 --suffix .dh-new debian/lambda-align2/usr/share/man/man1/lambda2-mkindexn.1 debian/lambda-align2/usr/share/man/man1/lambda2-mkindexp.1
+	man-recode --to-code UTF-8 --suffix .dh-new debian/lambda-align2/usr/share/man/man1/lambda2-searchn.1 debian/lambda-align2/usr/share/man/man1/lambda2-searchp.1
 	man-recode --to-code UTF-8 --suffix .dh-new debian/lambda-align2/usr/share/man/man1/lambda2.1
 	mv debian/lambda-align2/usr/share/man/man1/lambda2.1.dh-new debian/lambda-align2/usr/share/man/man1/lambda2.1
 	chmod 0644 -- debian/lambda-align2/usr/share/man/man1/lambda2.1
@@ -1267,12 +1303,14 @@
 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/11965/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/11965/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/9302 and its subdirectories
-I: Current time: Sat Nov 30 19:52:25 -12 2024
-I: pbuilder-time-stamp: 1733039545
+I: removing directory /srv/workspace/pbuilder/11965 and its subdirectories
+I: Current time: Sun Dec  1 22:01:27 +14 2024
+I: pbuilder-time-stamp: 1733040087