Diff of the two buildlogs:

--
--- b1/build.log	2024-10-21 13:43:39.008700612 +0000
+++ b2/build.log	2024-10-21 13:46:45.330048821 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Mon Oct 21 01:41:04 -12 2024
-I: pbuilder-time-stamp: 1729518064
+I: Current time: Tue Oct 22 03:44:02 +14 2024
+I: pbuilder-time-stamp: 1729518242
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -41,52 +41,84 @@
 dpkg-source: info: applying sendclipboard-fix.patch
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/30536/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/6541/tmp/hooks/D01_modify_environment starting
+debug: Running on virt32c.
+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 Oct 21 13:44 /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/6541/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/6541/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='unstable'
-  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=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='6c5554d6b95b42ccbac67421f9fd271d'
-  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='30536'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=fad432767e8b46b38a5180a1519bde93
+  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=6541
   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.5tNX157c/pbuilderrc_hTyX --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.5tNX157c/b1 --logfile b1/build.log ssvnc_1.0.29-6.1.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.5tNX157c/pbuilderrc_ToMv --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.5tNX157c/b2 --logfile b2/build.log ssvnc_1.0.29-6.1.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 virt64c 6.1.0-26-arm64 #1 SMP Debian 6.1.112-1 (2024-09-30) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-26-armmp-lpae #1 SMP Debian 6.1.112-1 (2024-09-30) armv7l GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Aug  4 21:30 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/30536/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/6541/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -222,7 +254,7 @@
 Get: 73 http://deb.debian.org/debian unstable/main armhf libxaw7-dev armhf 2:1.0.14-1+b2 [233 kB]
 Get: 74 http://deb.debian.org/debian unstable/main armhf xutils-dev armhf 1:7.7+7 [236 kB]
 Get: 75 http://deb.debian.org/debian unstable/main armhf zlib1g-dev armhf 1:1.3.dfsg+really1.3.1-1 [904 kB]
-Fetched 145 MB in 3s (41.6 MB/s)
+Fetched 145 MB in 3s (44.7 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package sensible-utils.
 (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 ... 19665 files and directories currently installed.)
@@ -731,7 +763,11 @@
 fakeroot is already the newest version (1.36-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/ssvnc-1.0.29/ && 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  > ../ssvnc_1.0.29-6.1_source.changes
+I: user script /srv/workspace/pbuilder/6541/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/6541/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/ssvnc-1.0.29/ && 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  > ../ssvnc_1.0.29-6.1_source.changes
 dpkg-buildpackage: info: source package ssvnc
 dpkg-buildpackage: info: source version 1.0.29-6.1
 dpkg-buildpackage: info: source distribution unstable
@@ -1056,7 +1092,7 @@
 adding: VncViewer$1.class(in = 922) (out= 607)(deflated 34%)
 adding: VncViewer.class(in = 21551) (out= 11812)(deflated 45%)
 ls -l ultraftp.jar
--rw-r--r-- 1 pbuilder1 pbuilder1 116316 Oct 21 13:43 ultraftp.jar
+-rw-rw-r-- 1 pbuilder2 pbuilder2 116316 Oct 21 13:46 ultraftp.jar
 make[2]: Leaving directory '/build/reproducible-path/ssvnc-1.0.29/ultraftp'
 cd vncstorepw; /usr/bin/make CPPFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2" CFLAGS="-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security" LDFLAGS="-Wl,-z,relro"
 make[2]: Entering directory '/build/reproducible-path/ssvnc-1.0.29/vncstorepw'
@@ -1064,19 +1100,19 @@
 gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2  -c -o vncstorepw.o vncstorepw.c
 gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2  -c -o d3des.o d3des.c
 PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o vncstorepw vncstorepw.o vncauth.o d3des.o
--rwxr-xr-x 1 pbuilder1 pbuilder1 25712 Oct 21 13:43 vncstorepw
+-rwxrwxr-x 1 pbuilder2 pbuilder2 25712 Oct 21 13:46 vncstorepw
 if [ `uname` = "Darwin" ]; then \
 	PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o unwrap.so -dynamiclib -fPIC unwrap.c; \
 else \
 	PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o unwrap.so -shared     -fPIC unwrap.c; \
 fi
--rwxr-xr-x 1 pbuilder1 pbuilder1 11200 Oct 21 13:43 unwrap.so
+-rwxrwxr-x 1 pbuilder2 pbuilder2 11200 Oct 21 13:46 unwrap.so
 if [ `uname` = "Darwin" ]; then \
 	PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o lim_accept.so -dynamiclib -fPIC -nostartfiles lim_accept.c; \
 else \
 	PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o lim_accept.so -shared     -fPIC -nostartfiles lim_accept.c; \
 fi
--rwxr-xr-x 1 pbuilder1 pbuilder1 12264 Oct 21 13:43 lim_accept.so
+-rwxrwxr-x 1 pbuilder2 pbuilder2 12264 Oct 21 13:46 lim_accept.so
 if [ `uname` = "SunOS" ]; then \
 	PATH=$PATH:/usr/ccs/bin:/usr/sfw/bin:/usr/local/bin gcc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/ssvnc-1.0.29=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -Wl,-z,relro -o ultravnc_dsm_helper  ultravnc_dsm_helper.c  -lssl -lcrypto -lsocket -lnsl; \
 else \
@@ -1208,7 +1244,7 @@
 ultravnc_dsm_helper.c:2015:25: warning: ignoring return value of 'system' declared with attribute 'warn_unused_result' [-Wunused-result]
  2015 |                         system(cmd);
       |                         ^~~~~~~~~~~
--rwxr-xr-x 1 pbuilder1 pbuilder1 116668 Oct 21 13:43 ultravnc_dsm_helper
+-rwxrwxr-x 1 pbuilder2 pbuilder2 116668 Oct 21 13:46 ultravnc_dsm_helper
 make[2]: Leaving directory '/build/reproducible-path/ssvnc-1.0.29/vncstorepw'
 make[1]: Leaving directory '/build/reproducible-path/ssvnc-1.0.29'
 touch build-stamp
@@ -1273,8 +1309,8 @@
 dh_gencontrol
 dh_md5sums
 dh_builddeb
-dpkg-deb: building package 'ssvnc-dbgsym' in '../ssvnc-dbgsym_1.0.29-6.1_armhf.deb'.
 dpkg-deb: building package 'ssvnc' in '../ssvnc_1.0.29-6.1_armhf.deb'.
+dpkg-deb: building package 'ssvnc-dbgsym' in '../ssvnc-dbgsym_1.0.29-6.1_armhf.deb'.
  dpkg-genbuildinfo --build=binary -O../ssvnc_1.0.29-6.1_armhf.buildinfo
  dpkg-genchanges --build=binary -O../ssvnc_1.0.29-6.1_armhf.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -1282,12 +1318,14 @@
 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/6541/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/6541/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/30536 and its subdirectories
-I: Current time: Mon Oct 21 01:43:32 -12 2024
-I: pbuilder-time-stamp: 1729518212
+I: removing directory /srv/workspace/pbuilder/6541 and its subdirectories
+I: Current time: Tue Oct 22 03:46:41 +14 2024
+I: pbuilder-time-stamp: 1729518401