Diff of the two buildlogs:

--
--- b1/build.log	2025-03-13 13:06:39.809701358 +0000
+++ b2/build.log	2025-03-13 13:08:33.252578391 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Apr 15 07:27:54 -12 2026
-I: pbuilder-time-stamp: 1776281274
+I: Current time: Fri Mar 14 03:06:43 +14 2025
+I: pbuilder-time-stamp: 1741871203
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -22,51 +22,83 @@
 dpkg-source: info: unpacking php-elisp_1.27.0-1.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/832353/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2586879/tmp/hooks/D01_modify_environment starting
+debug: Running on infom01-amd64.
+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 13 13:06 /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/2586879/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2586879/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='amd64'
-  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]="x86_64-pc-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=amd64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='1f536149c9b1475db63001c667ab256a'
-  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='832353'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ff41bb767ae74a3baf8c212a683676fc
+  LANG=C
+  LANGUAGE=et_EE:et
+  LC_ALL=C
+  MACHTYPE=x86_64-pc-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=2586879
   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.NLiu69st/pbuilderrc_jszB --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.NLiu69st/b1 --logfile b1/build.log php-elisp_1.27.0-1.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'
+  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.NLiu69st/pbuilderrc_SKCf --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.NLiu69st/b2 --logfile b2/build.log php-elisp_1.27.0-1.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'
 I: uname -a
-  Linux infom02-amd64 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/832353/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2586879/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -233,7 +265,7 @@
 Get: 123 http://deb.debian.org/debian unstable/main amd64 shtool all 2.0.8-10 [135 kB]
 Get: 124 http://deb.debian.org/debian unstable/main amd64 php8.4-dev amd64 8.4.4-1 [582 kB]
 Get: 125 http://deb.debian.org/debian unstable/main amd64 php-dev all 2:8.4+96 [4352 B]
-Fetched 90.7 MB in 2s (41.6 MB/s)
+Fetched 90.7 MB in 3s (26.4 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package tzdata.
 (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 ... 19783 files and directories currently installed.)
@@ -651,8 +683,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Wed Apr 15 19:28:58 UTC 2026.
-Universal Time is now:  Wed Apr 15 19:28:58 UTC 2026.
+Local time is now:      Thu Mar 13 13:07:54 UTC 2025.
+Universal Time is now:  Thu Mar 13 13:07:54 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up liberror-perl (0.17030-1) ...
@@ -804,7 +836,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/php-elisp-1.27.0/ && 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  > ../php-elisp_1.27.0-1_source.changes
+I: user script /srv/workspace/pbuilder/2586879/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/2586879/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/php-elisp-1.27.0/ && 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  > ../php-elisp_1.27.0-1_source.changes
 dpkg-buildpackage: info: source package php-elisp
 dpkg-buildpackage: info: source version 1.27.0-1
 dpkg-buildpackage: info: source distribution unstable
@@ -842,70 +878,70 @@
   GEN      php-mode-autoloads.el
 (Shell command succeeded with no output)
 Loading /build/reproducible-path/php-elisp-1.27.0/debian/tmp/php-mode-autoloads.el (source)...
-Running 61 tests (2026-04-15 07:29:31-1200, selector `t')
-   passed   1/61  php-mode-debug-test (0.114222 sec)
-   passed   2/61  php-mode-test-arrays (0.004022 sec)
-   passed   3/61  php-mode-test-constants (0.007457 sec)
-   passed   4/61  php-mode-test-identifiers (0.006549 sec)
-   passed   5/61  php-mode-test-issue-115 (0.015809 sec)
-   passed   6/61  php-mode-test-issue-124 (0.006770 sec)
-   passed   7/61  php-mode-test-issue-130 (0.008813 sec)
-   passed   8/61  php-mode-test-issue-135 (0.078415 sec)
-   passed   9/61  php-mode-test-issue-136 (0.105022 sec)
-   passed  10/61  php-mode-test-issue-14 (0.015458 sec)
-   passed  11/61  php-mode-test-issue-144 (0.005311 sec)
-   passed  12/61  php-mode-test-issue-145 (0.009371 sec)
-   passed  13/61  php-mode-test-issue-16 (0.007398 sec)
-   passed  14/61  php-mode-test-issue-174 (0.003280 sec)
-   passed  15/61  php-mode-test-issue-175 (0.002769 sec)
-   passed  16/61  php-mode-test-issue-178 (0.002916 sec)
-   passed  17/61  php-mode-test-issue-18 (0.006236 sec)
-   passed  18/61  php-mode-test-issue-184 (0.003313 sec)
-   passed  19/61  php-mode-test-issue-186 (0.040625 sec)
-   passed  20/61  php-mode-test-issue-19 (0.061411 sec)
-   passed  21/61  php-mode-test-issue-197 (0.003533 sec)
-   passed  22/61  php-mode-test-issue-200 (0.011533 sec)
-   passed  23/61  php-mode-test-issue-201 (0.003592 sec)
-   passed  24/61  php-mode-test-issue-21 (0.006136 sec)
-   passed  25/61  php-mode-test-issue-211 (0.011128 sec)
-   passed  26/61  php-mode-test-issue-22 (0.002533 sec)
-   passed  27/61  php-mode-test-issue-237 (0.014456 sec)
-   passed  28/61  php-mode-test-issue-253 (0.003485 sec)
-   passed  29/61  php-mode-test-issue-27 (0.050682 sec)
-   passed  30/61  php-mode-test-issue-28 (0.000045 sec)
-   passed  31/61  php-mode-test-issue-29 (0.008860 sec)
-   passed  32/61  php-mode-test-issue-305 (0.007434 sec)
-   passed  33/61  php-mode-test-issue-307 (0.002819 sec)
-   passed  34/61  php-mode-test-issue-310 (0.011189 sec)
-   passed  35/61  php-mode-test-issue-314 (0.006877 sec)
-   passed  36/61  php-mode-test-issue-333 (0.012136 sec)
-   passed  37/61  php-mode-test-issue-357 (0.021858 sec)
-   passed  38/61  php-mode-test-issue-42 (0.010773 sec)
-   passed  39/61  php-mode-test-issue-439 (0.004171 sec)
-   passed  40/61  php-mode-test-issue-443 (0.003233 sec)
-   passed  41/61  php-mode-test-issue-503 (0.005247 sec)
-   passed  42/61  php-mode-test-issue-53 (0.124053 sec)
-   passed  43/61  php-mode-test-issue-623 (0.008563 sec)
-   passed  44/61  php-mode-test-issue-702 (0.032134 sec)
-   passed  45/61  php-mode-test-issue-73 (0.011470 sec)
-   passed  46/61  php-mode-test-issue-83 (0.005861 sec)
-  skipped  47/61  php-mode-test-issue-9 (0.000080 sec)
-   passed  48/61  php-mode-test-issue-99 (0.009328 sec)
-   passed  49/61  php-mode-test-lang (0.277940 sec)
-   passed  50/61  php-mode-test-language-constructs (0.099355 sec)
-   passed  51/61  php-mode-test-namespace-block (0.858637 sec)
-   passed  52/61  php-mode-test-pear (0.027538 sec)
-   passed  53/61  php-mode-test-php74 (0.014536 sec)
-   passed  54/61  php-mode-test-php80 (0.029642 sec)
-   passed  55/61  php-mode-test-php81 (0.019607 sec)
-   passed  56/61  php-mode-test-php84 (0.017413 sec)
-   passed  57/61  php-mode-test-static-method-calls (0.008360 sec)
-   passed  58/61  php-mode-test-switch-statements (0.022535 sec)
-   passed  59/61  php-mode-test-type-hints (0.308674 sec)
-   passed  60/61  php-mode-test-variables (0.009719 sec)
-  skipped  61/61  php-project-root (0.000106 sec)
+Running 61 tests (2025-03-14 03:08:27+1400, selector `t')
+   passed   1/61  php-mode-debug-test (0.008934 sec)
+   passed   2/61  php-mode-test-arrays (0.006551 sec)
+   passed   3/61  php-mode-test-constants (0.009401 sec)
+   passed   4/61  php-mode-test-identifiers (0.010126 sec)
+   passed   5/61  php-mode-test-issue-115 (0.014225 sec)
+   passed   6/61  php-mode-test-issue-124 (0.126643 sec)
+   passed   7/61  php-mode-test-issue-130 (0.008851 sec)
+   passed   8/61  php-mode-test-issue-135 (0.062520 sec)
+   passed   9/61  php-mode-test-issue-136 (0.010871 sec)
+   passed  10/61  php-mode-test-issue-14 (0.006941 sec)
+   passed  11/61  php-mode-test-issue-144 (0.005999 sec)
+   passed  12/61  php-mode-test-issue-145 (0.009172 sec)
+   passed  13/61  php-mode-test-issue-16 (0.007718 sec)
+   passed  14/61  php-mode-test-issue-174 (0.003796 sec)
+   passed  15/61  php-mode-test-issue-175 (0.004016 sec)
+   passed  16/61  php-mode-test-issue-178 (0.003368 sec)
+   passed  17/61  php-mode-test-issue-18 (0.006668 sec)
+   passed  18/61  php-mode-test-issue-184 (0.003751 sec)
+   passed  19/61  php-mode-test-issue-186 (0.037763 sec)
+   passed  20/61  php-mode-test-issue-19 (0.040666 sec)
+   passed  21/61  php-mode-test-issue-197 (0.004678 sec)
+   passed  22/61  php-mode-test-issue-200 (0.005282 sec)
+   passed  23/61  php-mode-test-issue-201 (0.004673 sec)
+   passed  24/61  php-mode-test-issue-21 (0.002994 sec)
+   passed  25/61  php-mode-test-issue-211 (0.008024 sec)
+   passed  26/61  php-mode-test-issue-22 (0.002331 sec)
+   passed  27/61  php-mode-test-issue-237 (0.008225 sec)
+   passed  28/61  php-mode-test-issue-253 (0.003752 sec)
+   passed  29/61  php-mode-test-issue-27 (0.033371 sec)
+   passed  30/61  php-mode-test-issue-28 (0.000031 sec)
+   passed  31/61  php-mode-test-issue-29 (0.006807 sec)
+   passed  32/61  php-mode-test-issue-305 (0.004725 sec)
+   passed  33/61  php-mode-test-issue-307 (0.003587 sec)
+   passed  34/61  php-mode-test-issue-310 (0.005615 sec)
+   passed  35/61  php-mode-test-issue-314 (0.003751 sec)
+   passed  36/61  php-mode-test-issue-333 (0.010288 sec)
+   passed  37/61  php-mode-test-issue-357 (0.010915 sec)
+   passed  38/61  php-mode-test-issue-42 (0.012285 sec)
+   passed  39/61  php-mode-test-issue-439 (0.005432 sec)
+   passed  40/61  php-mode-test-issue-443 (0.004574 sec)
+   passed  41/61  php-mode-test-issue-503 (0.003466 sec)
+   passed  42/61  php-mode-test-issue-53 (0.027175 sec)
+   passed  43/61  php-mode-test-issue-623 (0.007887 sec)
+   passed  44/61  php-mode-test-issue-702 (0.027206 sec)
+   passed  45/61  php-mode-test-issue-73 (0.010815 sec)
+   passed  46/61  php-mode-test-issue-83 (0.053865 sec)
+  skipped  47/61  php-mode-test-issue-9 (0.000071 sec)
+   passed  48/61  php-mode-test-issue-99 (0.010539 sec)
+   passed  49/61  php-mode-test-lang (0.170339 sec)
+   passed  50/61  php-mode-test-language-constructs (0.054981 sec)
+   passed  51/61  php-mode-test-namespace-block (0.462147 sec)
+   passed  52/61  php-mode-test-pear (0.014508 sec)
+   passed  53/61  php-mode-test-php74 (0.009219 sec)
+   passed  54/61  php-mode-test-php80 (0.020011 sec)
+   passed  55/61  php-mode-test-php81 (0.012673 sec)
+   passed  56/61  php-mode-test-php84 (0.009633 sec)
+   passed  57/61  php-mode-test-static-method-calls (0.005585 sec)
+   passed  58/61  php-mode-test-switch-statements (0.012965 sec)
+   passed  59/61  php-mode-test-type-hints (0.152508 sec)
+   passed  60/61  php-mode-test-variables (0.007568 sec)
+  skipped  61/61  php-project-root (0.000076 sec)
 
-Ran 61 tests, 59 results as expected, 0 unexpected, 2 skipped (2026-04-15 07:29:34-1200, 2.656412 sec)
+Ran 61 tests, 59 results as expected, 0 unexpected, 2 skipped (2025-03-14 03:08:28+1400, 1.606078 sec)
 
 2 skipped results:
   SKIPPED  php-mode-test-issue-9
@@ -939,12 +975,14 @@
 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/2586879/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2586879/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/832353 and its subdirectories
-I: Current time: Wed Apr 15 07:29:39 -12 2026
-I: pbuilder-time-stamp: 1776281379
+I: removing directory /srv/workspace/pbuilder/2586879 and its subdirectories
+I: Current time: Fri Mar 14 03:08:32 +14 2025
+I: pbuilder-time-stamp: 1741871312