Diff of the two buildlogs:

--
--- b1/build.log	2024-04-09 04:47:51.627691784 +0000
+++ b2/build.log	2024-04-09 04:52:21.500210760 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Mon Apr  8 16:46:34 -12 2024
-I: pbuilder-time-stamp: 1712637994
+I: Current time: Tue Apr  9 18:48:00 +14 2024
+I: pbuilder-time-stamp: 1712638080
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -25,52 +25,84 @@
 dpkg-source: info: unpacking apertium-mkd-eng_0.1.3-2.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/29691/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/10701/tmp/hooks/D01_modify_environment starting
+debug: Running on virt64a.
+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  9 04:48 /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/10701/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/10701/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]="21" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.2.21(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='2bb8b7eadcef45a0bd41b9cc876c61ef'
-  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='29691'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=90c687acfc4247cba3cb176bed29f428
+  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=10701
   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.4zB7Ptz8/pbuilderrc_R0R4 --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.4zB7Ptz8/b1 --logfile b1/build.log apertium-mkd-eng_0.1.3-2.dsc'
-  SUDO_GID='110'
-  SUDO_UID='103'
-  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.4zB7Ptz8/pbuilderrc_lf5Z --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.4zB7Ptz8/b2 --logfile b2/build.log apertium-mkd-eng_0.1.3-2.dsc'
+  SUDO_GID=114
+  SUDO_UID=108
+  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 virt32z 6.1.0-18-armmp-lpae #1 SMP Debian 6.1.76-1 (2024-02-01) armv7l GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-18-arm64 #1 SMP Debian 6.1.76-1 (2024-02-01) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Apr  7 11:25 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/29691/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Apr  8 11:24 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/10701/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -183,7 +215,7 @@
 Get: 65 http://deb.debian.org/debian trixie/main armhf pkgconf-bin armhf 1.8.1-1+b2 [28.9 kB]
 Get: 66 http://deb.debian.org/debian trixie/main armhf pkgconf armhf 1.8.1-1+b2 [26.2 kB]
 Get: 67 http://deb.debian.org/debian trixie/main armhf pkg-config armhf 1.8.1-1+b2 [14.0 kB]
-Fetched 37.7 MB in 1s (68.7 MB/s)
+Fetched 37.7 MB in 1s (42.3 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package readline-common.
 (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 ... 19636 files and directories currently installed.)
@@ -413,8 +445,8 @@
 Setting up tzdata (2024a-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Tue Apr  9 04:47:13 UTC 2024.
-Universal Time is now:  Tue Apr  9 04:47:13 UTC 2024.
+Local time is now:      Tue Apr  9 04:49:45 UTC 2024.
+Universal Time is now:  Tue Apr  9 04:49:45 UTC 2024.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -475,7 +507,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/apertium-mkd-eng-0.1.3/ && 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  > ../apertium-mkd-eng_0.1.3-2_source.changes
+I: user script /srv/workspace/pbuilder/10701/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/10701/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/apertium-mkd-eng-0.1.3/ && 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  > ../apertium-mkd-eng_0.1.3-2_source.changes
 dpkg-buildpackage: info: source package apertium-mkd-eng
 dpkg-buildpackage: info: source version 0.1.3-2
 dpkg-buildpackage: info: source distribution unstable
@@ -512,21 +548,19 @@
 configure: creating ./config.status
 config.status: creating Makefile
    dh_auto_build
-	make -j3
+	make -j4
 make[1]: Entering directory '/build/reproducible-path/apertium-mkd-eng-0.1.3'
 apertium-validate-dictionary apertium-mkd-eng.mkd.dix
 apertium-validate-dictionary apertium-mkd-eng.eng.dix
 if [ ! -d .deps ]; then mkdir .deps; fi
+apertium-validate-dictionary apertium-mkd-eng.eng.dix
 xsltproc lexchoicebil.xsl apertium-mkd-eng.mkd-eng.dix > .deps/apertium-mkd-eng.mkd-eng.dix
 apertium-mkd-eng.eng.dix:1481: element pardef: Schemas validity error : Element 'pardef': Duplicate key-sequence ['ble/ed__vblex'] in unique identity-constraint 'pardef-unique'.
+apertium-mkd-eng.eng.dix:1481: element pardef: Schemas validity error : Element 'pardef': Duplicate key-sequence ['ble/ed__vblex'] in unique identity-constraint 'pardef-unique'.
 apertium-mkd-eng.mkd.dix:2577: element pardef: Schemas validity error : Element 'pardef': Duplicate key-sequence ['зн/ае__vblex'] in unique identity-constraint 'pardef-unique'.
+lt-comp rl apertium-mkd-eng.eng.dix mkd-eng.autogen.bin
 lt-comp lr apertium-mkd-eng.eng.dix eng-mkd.automorf.bin 
 lt-comp lr apertium-mkd-eng.mkd.dix mkd-eng.automorf.bin apertium-mkd-eng.mkd.acx
-apertium-validate-dictionary apertium-mkd-eng.eng.dix
-apertium-mkd-eng.eng.dix:1481: element pardef: Schemas validity error : Element 'pardef': Duplicate key-sequence ['ble/ed__vblex'] in unique identity-constraint 'pardef-unique'.
-lt-comp rl apertium-mkd-eng.eng.dix mkd-eng.autogen.bin
-final@inconditional 187 3357
-main@standard 46335 99832
 apertium-validate-transfer apertium-mkd-eng.mkd-eng.t1x
 apertium-preprocess-transfer apertium-mkd-eng.mkd-eng.t1x mkd-eng.t1x.bin
 Warning (5400): assignment to 'sl' side has no effect.
@@ -569,15 +603,17 @@
 apertium-validate-modes modes.xml
 apertium-gen-modes modes.xml
 apertium-validate-dictionary apertium-mkd-eng.mkd-eng.dix
-final@inconditional 241 1101
-main@standard 28498 80783
+final@inconditional 187 3357
+main@standard 46335 99832
 final@inconditional 189 3340
 main@standard 47020 100541
 lt-comp lr .deps/apertium-mkd-eng.mkd-eng.dix mkd-eng.autobil.bin
+final@inconditional 241 1101
+main@standard 28498 80783
 main@standard 53077 85450
 make[1]: Leaving directory '/build/reproducible-path/apertium-mkd-eng-0.1.3'
    dh_auto_test
-	make -j3 test "TESTSUITEFLAGS=-j3 --verbose" VERBOSE=1
+	make -j4 test "TESTSUITEFLAGS=-j4 --verbose" VERBOSE=1
 make[1]: Entering directory '/build/reproducible-path/apertium-mkd-eng-0.1.3'
 apertium-regtest test
 Corpus 1 of 1: mkd-eng-pending
@@ -588,19 +624,19 @@
    create-stamp debian/debhelper-build-stamp
    dh_prep
    dh_auto_install
-	make -j3 install DESTDIR=/build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp AM_UPDATE_INFO_DIR=no
+	make -j4 install DESTDIR=/build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp AM_UPDATE_INFO_DIR=no
 make[1]: Entering directory '/build/reproducible-path/apertium-mkd-eng-0.1.3'
 make[2]: Entering directory '/build/reproducible-path/apertium-mkd-eng-0.1.3'
 make[2]: Nothing to be done for 'install-exec-am'.
 apertium-gen-modes -f -l modes.xml /usr/share/apertium/apertium-mkd-eng
  /usr/bin/mkdir -p '/build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/'
- /usr/bin/install -c -m 644 mkd-eng.automorf.bin eng-mkd.automorf.bin mkd-eng.autobil.bin mkd-eng.autogen.bin mkd-eng.prob mkd-eng.t1x.bin mkd-eng.t2x.bin mkd-eng.t3x.bin mkd-eng.rlx.bin mkd-eng.lex.bin lexchoicebil.xsl mkd-eng.alpha.bin apertium-mkd-eng.mkd-eng.t1x apertium-mkd-eng.mkd-eng.t2x apertium-mkd-eng.mkd-eng.t3x mkd-eng.autopgen.bin '/build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/'
 /usr/bin/mkdir -p /build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/modes/
 modes=`xmllint --xpath '//mode[@install="yes"]/@name' modes.xml | sed 's/ *name="\([^"]*\)"/\1.mode /g'`; \
 	if test -n "$modes"; then \
 		/usr/bin/install -c -m 644 $modes /build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/modes/; \
 		rm $modes; \
 	fi
+ /usr/bin/install -c -m 644 mkd-eng.automorf.bin eng-mkd.automorf.bin mkd-eng.autobil.bin mkd-eng.autogen.bin mkd-eng.prob mkd-eng.t1x.bin mkd-eng.t2x.bin mkd-eng.t3x.bin mkd-eng.rlx.bin mkd-eng.lex.bin lexchoicebil.xsl mkd-eng.alpha.bin apertium-mkd-eng.mkd-eng.t1x apertium-mkd-eng.mkd-eng.t2x apertium-mkd-eng.mkd-eng.t3x mkd-eng.autopgen.bin '/build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/'
 /usr/bin/install -c -m 644 apertium-mkd-eng.mkd-eng.t1x /build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/
 /usr/bin/install -c -m 644 apertium-mkd-eng.mkd-eng.t2x /build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/
 /usr/bin/install -c -m 644 apertium-mkd-eng.mkd-eng.t3x /build/reproducible-path/apertium-mkd-eng-0.1.3/debian/tmp/usr/share/apertium/apertium-mkd-eng/
@@ -623,8 +659,8 @@
 dpkg-gencontrol: warning: Depends field of package apertium-mkd-eng: substitution variable ${shlibs:Depends} used, but is not defined
    dh_md5sums
    dh_builddeb
-dpkg-deb: building package 'apertium-mkd-eng' in '../apertium-mkd-eng_0.1.3-2_all.deb'.
 dpkg-deb: building package 'apertium-mk-en' in '../apertium-mk-en_0.1.3-2_all.deb'.
+dpkg-deb: building package 'apertium-mkd-eng' in '../apertium-mkd-eng_0.1.3-2_all.deb'.
  dpkg-genbuildinfo --build=binary -O../apertium-mkd-eng_0.1.3-2_armhf.buildinfo
  dpkg-genchanges --build=binary -O../apertium-mkd-eng_0.1.3-2_armhf.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -632,12 +668,14 @@
 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/10701/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/10701/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/29691 and its subdirectories
-I: Current time: Mon Apr  8 16:47:46 -12 2024
-I: pbuilder-time-stamp: 1712638066
+I: removing directory /srv/workspace/pbuilder/10701 and its subdirectories
+I: Current time: Tue Apr  9 18:52:11 +14 2024
+I: pbuilder-time-stamp: 1712638331