Diff of the two buildlogs:

--
--- b1/build.log	2024-11-23 03:52:18.644602300 +0000
+++ b2/build.log	2024-11-23 03:53:40.316894465 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Dec 25 22:14:00 -12 2025
-I: pbuilder-time-stamp: 1766744040
+I: Current time: Sat Nov 23 17:52:21 +14 2024
+I: pbuilder-time-stamp: 1732333941
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -28,52 +28,84 @@
 dpkg-source: info: applying disable-help2man.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3973679/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2026632/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 Nov 23 03:52 /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/2026632/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2026632/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]="32" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu")
+  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=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='6074533d442f40138b6f8bce75aedeca'
-  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='3973679'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=e88dd2049a75436388721c2cff957c38
+  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=2026632
   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.0ohc9DsM/pbuilderrc_aoCO --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.0ohc9DsM/b1 --logfile b1/build.log golang-github-urfave-cli_1.22.14-1.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.0ohc9DsM/pbuilderrc_rTY7 --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.0ohc9DsM/b2 --logfile b2/build.log golang-github-urfave-cli_1.22.14-1.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 codethink01-arm64 6.1.0-27-cloud-arm64 #1 SMP Debian 6.1.115-1 (2024-11-01) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-27-cloud-arm64 #1 SMP Debian 6.1.115-1 (2024-11-01) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Aug  4  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3973679/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Aug  4 21:30 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2026632/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -160,7 +192,7 @@
 Get: 41 http://deb.debian.org/debian trixie/main arm64 golang-github-stretchr-objx-dev all 0.5.2-1 [25.5 kB]
 Get: 42 http://deb.debian.org/debian trixie/main arm64 golang-gopkg-yaml.v3-dev all 3.0.1-3 [74.3 kB]
 Get: 43 http://deb.debian.org/debian trixie/main arm64 golang-github-stretchr-testify-dev all 1.9.0-1 [74.7 kB]
-Fetched 62.4 MB in 1s (124 MB/s)
+Fetched 62.4 MB in 0s (234 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%
(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 ... 20087 files and directories currently installed.)
@@ -347,7 +379,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/golang-github-urfave-cli-1.22.14/ && 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  > ../golang-github-urfave-cli_1.22.14-1_source.changes
+I: user script /srv/workspace/pbuilder/2026632/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/2026632/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/golang-github-urfave-cli-1.22.14/ && 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  > ../golang-github-urfave-cli_1.22.14-1_source.changes
 dpkg-buildpackage: info: source package golang-github-urfave-cli
 dpkg-buildpackage: info: source version 1.22.14-1
 dpkg-buildpackage: info: source distribution unstable
@@ -366,29 +402,29 @@
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
 	cd obj-aarch64-linux-gnu && go install -trimpath -v -p 12 github.com/urfave/cli
+internal/goarch
+internal/godebugs
 internal/byteorder
 internal/unsafeheader
 internal/goos
-internal/goarch
-internal/godebugs
 internal/profilerecord
+unicode
+internal/abi
 internal/goexperiment
+runtime/internal/math
 internal/coverage/rtcov
 internal/race
+sync/atomic
+internal/runtime/syscall
 internal/cpu
+internal/chacha8rand
+runtime/internal/sys
 unicode/utf8
-sync/atomic
 encoding
 cmp
-unicode
-internal/runtime/syscall
 internal/itoa
 math/bits
 internal/asan
-runtime/internal/math
-internal/abi
-runtime/internal/sys
-internal/chacha8rand
 internal/msan
 math
 internal/bytealg
@@ -403,8 +439,8 @@
 internal/bisect
 internal/testlog
 errors
-sort
 internal/godebug
+sort
 io
 strconv
 internal/oserror
@@ -413,18 +449,18 @@
 bytes
 strings
 reflect
+bufio
 html
 regexp/syntax
-bufio
-regexp
 time
-internal/syscall/unix
 internal/syscall/execenv
-io/fs
+internal/syscall/unix
+regexp
 internal/poll
+io/fs
 internal/filepathlite
-internal/fmtsort
 os
+internal/fmtsort
 fmt
 io/ioutil
 path/filepath
@@ -521,7 +557,7 @@
 === RUN   TestApp_ParseSliceFlags
 --- PASS: TestApp_ParseSliceFlags (0.00s)
 === RUN   TestApp_ParseSliceFlagsWithMissingValue
---- PASS: TestApp_ParseSliceFlagsWithMissingValue (0.01s)
+--- PASS: TestApp_ParseSliceFlagsWithMissingValue (0.00s)
 === RUN   TestApp_DefaultStdout
 --- PASS: TestApp_DefaultStdout (0.00s)
 === RUN   TestApp_SetStdout
@@ -670,7 +706,7 @@
 OPTIONS:
    --requiredFlag value  
    
---- PASS: TestRequiredFlagAppRunBehavior (0.00s)
+--- PASS: TestRequiredFlagAppRunBehavior (0.01s)
     --- PASS: TestRequiredFlagAppRunBehavior/error_case_empty_input_with_required_flag_on_app (0.00s)
     --- PASS: TestRequiredFlagAppRunBehavior/error_case_empty_input_with_required_flag_on_command (0.00s)
     --- PASS: TestRequiredFlagAppRunBehavior/error_case_empty_input_with_required_flag_on_subcommand (0.00s)
@@ -681,7 +717,7 @@
     --- PASS: TestRequiredFlagAppRunBehavior/error_case_optional_input_with_required_flag_on_command (0.00s)
     --- PASS: TestRequiredFlagAppRunBehavior/error_case_optional_input_with_required_flag_on_subcommand (0.00s)
     --- PASS: TestRequiredFlagAppRunBehavior/valid_case_required_flag_input_on_app (0.00s)
-    --- PASS: TestRequiredFlagAppRunBehavior/valid_case_required_flag_input_on_command (0.00s)
+    --- PASS: TestRequiredFlagAppRunBehavior/valid_case_required_flag_input_on_command (0.01s)
     --- PASS: TestRequiredFlagAppRunBehavior/valid_case_required_flag_input_on_subcommand (0.00s)
 === RUN   TestAppHelpPrinter
 --- PASS: TestAppHelpPrinter (0.00s)
@@ -918,7 +954,7 @@
    --fgh, -f              
    --ijk value, -i value  
    
---- PASS: TestParseAndRunShortOpts (0.00s)
+--- PASS: TestParseAndRunShortOpts (0.01s)
 === RUN   TestParseAndRunHyphenValues
 === RUN   TestParseAndRunHyphenValues/foo_test_argz
 === RUN   TestParseAndRunHyphenValues/foo_test_argz_arga
@@ -980,7 +1016,7 @@
 === RUN   TestCommand_OnUsageError_WithSubcommand
 --- PASS: TestCommand_OnUsageError_WithSubcommand (0.00s)
 === RUN   TestCommand_Run_SubcommandsCanUseErrWriter
---- PASS: TestCommand_Run_SubcommandsCanUseErrWriter (0.01s)
+--- PASS: TestCommand_Run_SubcommandsCanUseErrWriter (0.00s)
 === RUN   TestCommandFlagReordering
 foo
 foo
@@ -1157,7 +1193,7 @@
 === RUN   TestParseDestinationString
 --- PASS: TestParseDestinationString (0.00s)
 === RUN   TestParseMultiStringFromEnv
---- PASS: TestParseMultiStringFromEnv (0.00s)
+--- PASS: TestParseMultiStringFromEnv (0.01s)
 === RUN   TestParseMultiStringFromEnvCascade
 --- PASS: TestParseMultiStringFromEnvCascade (0.00s)
 === RUN   TestParseMultiStringSlice
@@ -1246,7 +1282,7 @@
 === RUN   TestShowCommandHelp_HelpPrinter/no-command
 === RUN   TestShowCommandHelp_HelpPrinter/standard-command
 === RUN   TestShowCommandHelp_HelpPrinter/custom-template-command
---- PASS: TestShowCommandHelp_HelpPrinter (0.00s)
+--- PASS: TestShowCommandHelp_HelpPrinter (0.01s)
     --- PASS: TestShowCommandHelp_HelpPrinter/no-command (0.00s)
     --- PASS: TestShowCommandHelp_HelpPrinter/standard-command (0.00s)
     --- PASS: TestShowCommandHelp_HelpPrinter/custom-template-command (0.00s)
@@ -1309,7 +1345,7 @@
 === RUN   ExampleApp_Run_zshComplete
 --- PASS: ExampleApp_Run_zshComplete (0.00s)
 PASS
-ok  	github.com/urfave/cli	0.108s
+ok  	github.com/urfave/cli	0.104s
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--buildsystem=golang
    dh_prep -O--buildsystem=golang
@@ -1336,12 +1372,14 @@
 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/2026632/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2026632/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/3973679 and its subdirectories
-I: Current time: Thu Dec 25 22:15:17 -12 2025
-I: pbuilder-time-stamp: 1766744117
+I: removing directory /srv/workspace/pbuilder/2026632 and its subdirectories
+I: Current time: Sat Nov 23 17:53:39 +14 2024
+I: pbuilder-time-stamp: 1732334019