Diff of the two buildlogs:

--
--- b1/build.log	2025-03-24 05:31:22.860541847 +0000
+++ b2/build.log	2025-03-24 05:33:17.915345348 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Apr 25 23:53:29 -12 2026
-I: pbuilder-time-stamp: 1777204409
+I: Current time: Mon Mar 24 19:31:26 +14 2025
+I: pbuilder-time-stamp: 1742794286
 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: applying raise-connection-delay-in-tests.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3147960/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2899120/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink04-arm64.
+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 Mar 24 05:31 /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/2899120/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2899120/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='arm64'
-  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]="aarch64-unknown-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=arm64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='1c0feafab83a473f978b402a27ba1661'
-  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='3147960'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=bdf286f718a341b88b7fc40a8935003f
+  LANG=C
+  LANGUAGE=nl_BE:nl
+  LC_ALL=C
+  MACHTYPE=aarch64-unknown-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=2899120
   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.amrrBpSG/pbuilderrc_KZ2O --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.amrrBpSG/b1 --logfile b1/build.log dropbear_2025.87-1.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'
-  http_proxy='http://192.168.101.4:3128'
+  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.amrrBpSG/pbuilderrc_QCYm --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.amrrBpSG/b2 --logfile b2/build.log dropbear_2025.87-1.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'
+  http_proxy=http://192.168.101.4:3128
 I: uname -a
-  Linux codethink03-arm64 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-cloud-arm64 #1 SMP Debian 6.1.129-1 (2025-03-06) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3147960/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2899120/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -149,7 +181,7 @@
 Get: 33 http://deb.debian.org/debian trixie/main arm64 libtomcrypt-dev arm64 1.18.2+dfsg-7+b2 [1277 kB]
 Get: 34 http://deb.debian.org/debian trixie/main arm64 libtommath-dev arm64 1.3.0-1 [79.2 kB]
 Get: 35 http://deb.debian.org/debian trixie/main arm64 zlib1g-dev arm64 1:1.3.dfsg+really1.3.1-1+b1 [917 kB]
-Fetched 22.9 MB in 0s (125 MB/s)
+Fetched 22.9 MB in 0s (140 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package sensible-utils.
 (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 ... 19899 files and directories currently installed.)
@@ -304,7 +336,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/dropbear-2025.87/ && 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  > ../dropbear_2025.87-1_source.changes
+I: user script /srv/workspace/pbuilder/2899120/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/2899120/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/dropbear-2025.87/ && 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  > ../dropbear_2025.87-1_source.changes
 dpkg-buildpackage: info: source package dropbear
 dpkg-buildpackage: info: source version 2025.87-1
 dpkg-buildpackage: info: source distribution unstable
@@ -520,14 +556,14 @@
    dh_auto_build
 	make -j12
 make[1]: Entering directory '/build/reproducible-path/dropbear-2025.87'
-mkdir -p obj
 Creating default_options_guard.h
+mkdir -p obj
 mv -v default_options_guard.h.tmp default_options_guard.h
 renamed 'default_options_guard.h.tmp' -> 'default_options_guard.h'
 pwd
 /build/reproducible-path/dropbear-2025.87
 ls -l default_options_guard.h
--rw-r--r-- 1 pbuilder1 pbuilder1 18090 Apr 26 11:54 default_options_guard.h
+-rw-r--r-- 1 pbuilder2 pbuilder2 18090 Mar 24 05:32 default_options_guard.h
 gcc -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fPIE -Wundef -fno-strict-overflow -Wno-pointer-sign -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard  -Wdate-time -D_FORTIFY_SOURCE=2 -DLOCALOPTIONS_H_EXISTS -Wdate-time -D_FORTIFY_SOURCE=2 -I. -I./src -DDROPBEAR_SERVER -DDROPBEAR_CLIENT src/dbutil.c -o obj/dbutil.o -c
 gcc -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fPIE -Wundef -fno-strict-overflow -Wno-pointer-sign -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard  -Wdate-time -D_FORTIFY_SOURCE=2 -DLOCALOPTIONS_H_EXISTS -Wdate-time -D_FORTIFY_SOURCE=2 -I. -I./src -DDROPBEAR_SERVER -DDROPBEAR_CLIENT src/buffer.c -o obj/buffer.o -c
 gcc -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fPIE -Wundef -fno-strict-overflow -Wno-pointer-sign -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/dropbear-2025.87=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard  -Wdate-time -D_FORTIFY_SOURCE=2 -DLOCALOPTIONS_H_EXISTS -Wdate-time -D_FORTIFY_SOURCE=2 -I. -I./src -DDROPBEAR_SERVER -DDROPBEAR_CLIENT src/dbhelpers.c -o obj/dbhelpers.o -c
@@ -627,19 +663,19 @@
 make[1]: Entering directory '/build/reproducible-path/dropbear-2025.87'
 /usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/sbin
 /usr/bin/install -c dropbear /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/sbin
-/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
-/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
-/usr/bin/install -c dbclient /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 /usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man8
-/usr/bin/install -c dropbearkey /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
-/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 /usr/bin/install -c -m 644 ./manpages/dropbear.8 /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man8/dropbear.8
-/usr/bin/install -c dropbearconvert /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
+/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
+/usr/bin/install -c dbclient /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 /usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1
+if test -e ./manpages/dbclient.1; then /usr/bin/install -c -m 644 ./manpages/dbclient.1 /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1/dbclient.1; fi
+/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
+/usr/bin/install -c dropbearkey /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 /usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1
+/usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 if test -e ./manpages/dropbearkey.1; then /usr/bin/install -c -m 644 ./manpages/dropbearkey.1 /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1/dropbearkey.1; fi
+/usr/bin/install -c dropbearconvert /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/bin
 /usr/bin/install -c -d /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1
-if test -e ./manpages/dbclient.1; then /usr/bin/install -c -m 644 ./manpages/dbclient.1 /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1/dbclient.1; fi
 if test -e ./manpages/dropbearconvert.1; then /usr/bin/install -c -m 644 ./manpages/dropbearconvert.1 /build/reproducible-path/dropbear-2025.87/debian/tmp/usr/share/man/man1/dropbearconvert.1; fi
 make[1]: Leaving directory '/build/reproducible-path/dropbear-2025.87'
    dh_install
@@ -668,8 +704,8 @@
    dh_md5sums
    dh_builddeb
 dpkg-deb: building package 'dropbear-bin' in '../dropbear-bin_2025.87-1_arm64.deb'.
-dpkg-deb: building package 'dropbear-bin-dbgsym' in '../dropbear-bin-dbgsym_2025.87-1_arm64.deb'.
 dpkg-deb: building package 'dropbear' in '../dropbear_2025.87-1_all.deb'.
+dpkg-deb: building package 'dropbear-bin-dbgsym' in '../dropbear-bin-dbgsym_2025.87-1_arm64.deb'.
 dpkg-deb: building package 'dropbear-initramfs' in '../dropbear-initramfs_2025.87-1_all.deb'.
  dpkg-genbuildinfo --build=binary -O../dropbear_2025.87-1_arm64.buildinfo
  dpkg-genchanges --build=binary -O../dropbear_2025.87-1_arm64.changes
@@ -678,12 +714,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: including full source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/2899120/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2899120/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/3147960 and its subdirectories
-I: Current time: Sat Apr 25 23:54:21 -12 2026
-I: pbuilder-time-stamp: 1777204461
+I: removing directory /srv/workspace/pbuilder/2899120 and its subdirectories
+I: Current time: Mon Mar 24 19:33:16 +14 2025
+I: pbuilder-time-stamp: 1742794396