Diff of the two buildlogs:

--
--- b1/build.log	2024-07-15 06:35:17.085573773 +0000
+++ b2/build.log	2024-07-15 06:37:46.915207037 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun Jul 14 18:33:07 -12 2024
-I: pbuilder-time-stamp: 1721025187
+I: Current time: Mon Jul 15 20:35:28 +14 2024
+I: pbuilder-time-stamp: 1721025328
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -27,52 +27,84 @@
 dpkg-source: info: applying incorrect-path-for-interpreter.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/23301/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/17144/tmp/hooks/D01_modify_environment starting
+debug: Running on cbxi4a.
+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 Jul 15 06:36 /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/17144/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/17144/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='acf41fa849e44ecd8875bc54a50932d2'
-  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='23301'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=22c72b0925784401a154b3b01151221f
+  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=17144
   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.jMEI2ZeN/pbuilderrc_1wzn --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.jMEI2ZeN/b1 --logfile b1/build.log libmonitoring-livestatus-perl_0.84-2.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.jMEI2ZeN/pbuilderrc_blte --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.jMEI2ZeN/b2 --logfile b2/build.log libmonitoring-livestatus-perl_0.84-2.dsc'
+  SUDO_GID=113
+  SUDO_UID=107
+  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 virt64b 6.1.0-22-arm64 #1 SMP Debian 6.1.94-1 (2024-06-21) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-22-armmp #1 SMP Debian 6.1.94-1 (2024-06-21) armv7l GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Jun  5 22:35 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/23301/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/17144/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -153,7 +185,7 @@
 Get: 35 http://deb.debian.org/debian trixie/main armhf libyaml-tiny-perl all 1.74-1 [30.7 kB]
 Get: 36 http://deb.debian.org/debian trixie/main armhf libmodule-install-perl all 1.21-2 [139 kB]
 Get: 37 http://deb.debian.org/debian trixie/main armhf netcat-openbsd armhf 1.226-1.1 [40.3 kB]
-Fetched 20.2 MB in 1s (25.3 MB/s)
+Fetched 20.2 MB in 2s (10.2 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%
(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 ... 19407 files and directories currently installed.)
@@ -317,7 +349,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/libmonitoring-livestatus-perl-0.84/ && 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  > ../libmonitoring-livestatus-perl_0.84-2_source.changes
+I: user script /srv/workspace/pbuilder/17144/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/17144/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/libmonitoring-livestatus-perl-0.84/ && 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  > ../libmonitoring-livestatus-perl_0.84-2_source.changes
 dpkg-buildpackage: info: source package libmonitoring-livestatus-perl
 dpkg-buildpackage: info: source version 0.84-2
 dpkg-buildpackage: info: source distribution unstable
@@ -350,15 +386,15 @@
 Writing Makefile for Monitoring::Livestatus
 Writing MYMETA.yml and MYMETA.json
    dh_auto_build
-	make -j3
+	make -j4
 make[1]: Entering directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
-cp lib/Monitoring/Livestatus.pm blib/lib/Monitoring/Livestatus.pm
 cp lib/Monitoring/Livestatus/UNIX.pm blib/lib/Monitoring/Livestatus/UNIX.pm
 cp lib/Monitoring/Livestatus/INET.pm blib/lib/Monitoring/Livestatus/INET.pm
+cp lib/Monitoring/Livestatus.pm blib/lib/Monitoring/Livestatus.pm
 Manifying 3 pod documents
 make[1]: Leaving directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
    dh_auto_test
-	make -j3 test TEST_VERBOSE=1
+	make -j4 test TEST_VERBOSE=1
 make[1]: Entering directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
 PERL_DL_NONLAZY=1 "/usr/bin/perl" "-MExtUtils::Command::MM" "-MTest::Harness" "-e" "undef *Test::Harness::Switches; test_harness(1, 'inc', 'blib/lib', 'blib/arch')" t/01-Monitoring-Livestatus-basic_tests.t t/02-Monitoring-Livestatus-internals.t t/085-json_xs.t t/20-Monitoring-Livestatus-test_socket.t t/21-Monitoring-Livestatus-INET.t t/22-Monitoring-Livestatus-UNIX.t t/23-Monitoring-Livestatus-BigData.t t/30-Monitoring-Livestatus-live-test.t t/32-Monitoring-Livestatus-backend-test.t t/33-Monitoring-Livestatus-test_socket_timeout.t t/34-Monitoring-Livestatus-utf8_support.t t/35-Monitoring-Livestatus-callbacks_support.t t/97-Pod.t t/98-Pod-Coverage.t t/99-Perl-Critic.t
 t/01-Monitoring-Livestatus-basic_tests.t .......... 
@@ -416,7 +452,7 @@
 ok 1 - use Monitoring::Livestatus;
 creating unix socket
 creating tcp socket
-ok 2 - An object of class 'Monitoring::Livestatus' isa 'Monitoring::Livestatus'
+ok 2 - An object of class 'Monitoring::Livestatus::INET' isa 'Monitoring::Livestatus'
 ok 3 - enable verbose
 ok 4 - disable verbose
 ok 5 - disable errors_are_fatal
@@ -470,7 +506,7 @@
 ok 53 - selectrow_arrayref($empty_statement)
 ok 54 - selectrow_hashref($empty_statement)
 ok 55 - selectall_arrayref($empty_hostgroups_stm)
-ok 56 - An object of class 'Monitoring::Livestatus::INET' isa 'Monitoring::Livestatus'
+ok 56 - An object of class 'Monitoring::Livestatus::UNIX' isa 'Monitoring::Livestatus'
 ok 57 - enable verbose
 ok 58 - disable verbose
 ok 59 - disable errors_are_fatal
@@ -497,7 +533,7 @@
 ok 80 - selectrow_arrayref($empty_statement)
 ok 81 - selectrow_hashref($empty_statement)
 ok 82 - selectall_arrayref($empty_hostgroups_stm)
-ok 83 - An object of class 'Monitoring::Livestatus::UNIX' isa 'Monitoring::Livestatus'
+ok 83 - An object of class 'Monitoring::Livestatus' isa 'Monitoring::Livestatus'
 ok 84 - enable verbose
 ok 85 - disable verbose
 ok 86 - disable errors_are_fatal
@@ -549,9 +585,9 @@
 ok 8 - result has right number
 ok 9 - result contains hashes
 ok 10 - result contains all hosts
-ok 11 - memory at end: 10.38 MB
-ok 12 - memory delta: 0.08 MB
-ok 13 - memory usage per entry: 17203 B
+ok 11 - memory at end: 10.30 MB
+ok 12 - memory delta: 0.02 MB
+ok 13 - memory usage per entry: 4096 B
 ok
 t/30-Monitoring-Livestatus-live-test.t ............ skipped: Author test.  Set $ENV{TEST_SOCKET} and $ENV{TEST_SERVER} to run
 t/32-Monitoring-Livestatus-backend-test.t ......... skipped: Author test.  Set $ENV{TEST_SOCKET} and $ENV{TEST_SERVER} and $ENV{TEST_BACKEND} to run
@@ -562,20 +598,20 @@
 t/98-Pod-Coverage.t ............................... skipped: Author test.  Set $ENV{TEST_AUTHOR} to a true value to run.
 t/99-Perl-Critic.t ................................ skipped: Author test.  Set $ENV{TEST_AUTHOR} to a true value to run.
 All tests successful.
-Files=15, Tests=171,  8 wallclock secs ( 0.18 usr  0.02 sys +  3.88 cusr  0.46 csys =  4.54 CPU)
+Files=15, Tests=171, 14 wallclock secs ( 0.38 usr  0.11 sys +  9.61 cusr  1.43 csys = 11.53 CPU)
 Result: PASS
 make[1]: Leaving directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
    create-stamp debian/debhelper-build-stamp
    dh_prep
    dh_auto_install --destdir=debian/libmonitoring-livestatus-perl/
-	make -j3 install DESTDIR=/build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl AM_UPDATE_INFO_DIR=no PREFIX=/usr
+	make -j4 install DESTDIR=/build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl AM_UPDATE_INFO_DIR=no PREFIX=/usr
 make[1]: Entering directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
 Manifying 3 pod documents
 Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/perl5/Monitoring/Livestatus.pm
-Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/perl5/Monitoring/Livestatus/INET.pm
 Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/perl5/Monitoring/Livestatus/UNIX.pm
-Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/man/man3/Monitoring::Livestatus::INET.3pm
+Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/perl5/Monitoring/Livestatus/INET.pm
 Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/man/man3/Monitoring::Livestatus.3pm
+Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/man/man3/Monitoring::Livestatus::INET.3pm
 Installing /build/reproducible-path/libmonitoring-livestatus-perl-0.84/debian/libmonitoring-livestatus-perl/usr/share/man/man3/Monitoring::Livestatus::UNIX.3pm
 make[1]: Leaving directory '/build/reproducible-path/libmonitoring-livestatus-perl-0.84'
    dh_installdocs
@@ -600,12 +636,14 @@
 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/17144/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/17144/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/23301 and its subdirectories
-I: Current time: Sun Jul 14 18:35:12 -12 2024
-I: pbuilder-time-stamp: 1721025312
+I: removing directory /srv/workspace/pbuilder/17144 and its subdirectories
+I: Current time: Mon Jul 15 20:37:42 +14 2024
+I: pbuilder-time-stamp: 1721025462