Diff of the two buildlogs:

--
--- b1/build.log	2025-01-22 20:07:43.548702453 +0000
+++ b2/build.log	2025-01-22 20:09:23.616209953 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Jan 22 08:06:02 -12 2025
-I: pbuilder-time-stamp: 1737576362
+I: Current time: Wed Feb 25 16:30:45 +14 2026
+I: pbuilder-time-stamp: 1771986645
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -25,54 +25,86 @@
 dpkg-source: info: applying debian-changes
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/21830/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/85792/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos16-i386.
+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 Feb 25 02:30 /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/85792/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/85792/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='i386'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=11 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='i386'
+  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]="i686-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=i386
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=21 '
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=i686
+  HOST_ARCH=i386
   IFS=' 	
   '
-  INVOCATION_ID='8dda5ec544d04de78dc185b833a96e35'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  LD_LIBRARY_PATH='/usr/lib/libeatmydata'
-  LD_PRELOAD='libeatmydata.so'
-  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='21830'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=9ed9165c1d9c43c5a58064d613cf1fd6
+  LANG=C
+  LANGUAGE=de_CH:de
+  LC_ALL=C
+  LD_LIBRARY_PATH=/usr/lib/libeatmydata
+  LD_PRELOAD=libeatmydata.so
+  MACHTYPE=i686-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=85792
   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.cdZuuK69/pbuilderrc_HpVw --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.cdZuuK69/b1 --logfile b1/build.log dygraphs_2.2.1-4.dsc'
-  SUDO_GID='112'
-  SUDO_UID='107'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://46.16.76.132:3128'
+  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.cdZuuK69/pbuilderrc_g4rp --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.cdZuuK69/b2 --logfile b2/build.log dygraphs_2.2.1-4.dsc'
+  SUDO_GID=112
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://213.165.73.152:3128
 I: uname -a
-  Linux ionos2-i386 6.1.0-30-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.124-1 (2025-01-12) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.124-1 (2025-01-12) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/21830/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/85792/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -514,7 +546,7 @@
 Get: 376 http://deb.debian.org/debian trixie/main i386 node-webpack-sources all 3.2.3+~3.2.0-2 [23.2 kB]
 Get: 377 http://deb.debian.org/debian trixie/main i386 pax i386 1:20240817-1 [82.8 kB]
 Get: 378 http://deb.debian.org/debian trixie/main i386 uglifyjs all 3.17.4-2 [12.1 kB]
-Fetched 51.4 MB in 2s (24.5 MB/s)
+Fetched 51.4 MB in 2s (21.0 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.12-minimal:i386.
 (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 ... 19842 files and directories currently installed.)
@@ -1745,8 +1777,8 @@
 Setting up tzdata (2024b-6) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Wed Jan 22 20:06:52 UTC 2025.
-Universal Time is now:  Wed Jan 22 20:06:52 UTC 2025.
+Local time is now:      Wed Feb 25 02:31:25 UTC 2026.
+Universal Time is now:  Wed Feb 25 02:31:25 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up node-lodash-packages (4.17.21+dfsg+~cs8.31.198.20210220-9) ...
@@ -2062,7 +2094,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/dygraphs-2.2.1/ && 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  > ../dygraphs_2.2.1-4_source.changes
+I: user script /srv/workspace/pbuilder/85792/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/85792/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/dygraphs-2.2.1/ && 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  > ../dygraphs_2.2.1-4_source.changes
 dpkg-buildpackage: info: source package dygraphs
 dpkg-buildpackage: info: source version 2.2.1-4
 dpkg-buildpackage: info: source distribution unstable
@@ -2113,16 +2149,16 @@
 + header='/*! @license https://github.com/danvk/dygraphs/blob/v2.2.1/LICENSE.txt (MIT) */' 
 + cd disttmp
 + babeljs --config-file /build/reproducible-path/dygraphs-2.2.1/babel.config.json --compact false --source-maps inline -d tests5 auto_tests
-Successfully compiled 59 files with Babel (4448ms).
+Successfully compiled 59 files with Babel (6351ms).
 + babeljs --config-file /build/reproducible-path/dygraphs-2.2.1/babel.config.json --compact false --source-maps inline -d es5 src
-Successfully compiled 35 files with Babel (4043ms).
+Successfully compiled 35 files with Babel (5158ms).
 + rm -rf auto_tests src
 + ln -s /usr/share/nodejs/core-js .
 + cp -r es5 src
 + mksh ../scripts/env-patcher.sh development src
-I: patching src/dygraph-options.js for !prod=true
-I: patching src/dygraph.js for !prod=true
 I: patching src/dygraph-options-reference.js for !prod=true
+I: patching src/dygraph.js for !prod=true
+I: patching src/dygraph-options.js for !prod=true
 I: done patching
 + >dygraph.tmp.js 
 + browserify -v --debug -p ../scripts/xfrmmodmap-dy.js --full-paths LICENCE.js src/dygraph.js
@@ -2132,15 +2168,15 @@
 + python3 ../scripts/smap-out.py dygraph.tmp.js dygraph.js dygraph.js.map
 + python3 ../scripts/smap-out.py tests.tmp.js tests.tmp2.js tests.tmp.map
 + <tests.tmp.map 
++ jq .
 + >tests.tmp2.map 
 + perl -MCwd -pe 's!^ *"((?:\.\./)+)!Cwd::realpath($1) eq "/" ? "\"/" : $&!e;'
-+ jq .
 + python3 ../scripts/smap-in.py tests.tmp2.js tests.tmp2.map tests.js
 + cp -r es5 src
 + mksh ../scripts/env-patcher.sh production src
-I: patching src/dygraph-options.js for !prod=false
-I: patching src/dygraph.js for !prod=false
 I: patching src/dygraph-options-reference.js for !prod=false
+I: patching src/dygraph.js for !prod=false
+I: patching src/dygraph-options.js for !prod=false
 I: done patching
 + >dygraph.min.tmp.js 
 + browserify -v --debug -p ../scripts/xfrmmodmap-dy.js --full-paths src/dygraph.js
@@ -2267,20 +2303,20 @@
 	ln -s . debian/libjs-dygraphs/usr/share/javascript/dygraphs/dist
    dh_strip_nondeterminism -O--buildsystem=none
 	Using 1736627853 as canonical time
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/thumbnail.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p5-shifted.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p6-capped.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p4-on-line.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p2-bezier.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p3-setup.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/Screenshot.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p7-adjusted.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/vextlnk.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/tool-palette.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/cursor-pencil.png using File::StripNondeterminism::handlers::png
-	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/dollar.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p2-bezier.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/tests/range-selector-anatomy.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/thumbnail.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p3-setup.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/tool-palette.png using File::StripNondeterminism::handlers::png
 	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/cursor-eraser.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p4-on-line.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p6-capped.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/dollar.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/common/cursor-pencil.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/Screenshot.png using File::StripNondeterminism::handlers::png
+	Normalizing debian/libjs-dygraphs/usr/share/doc/libjs-dygraphs/site/smooth-plotter-p5-shifted.png using File::StripNondeterminism::handlers::png
    dh_compress -O--buildsystem=none
 	cd debian/libjs-dygraphs
 	chmod a-x usr/share/doc/libjs-dygraphs/changelog usr/share/doc/libjs-dygraphs/changelog.Debian usr/share/doc/libjs-dygraphs/site/datahandler-proposal.pdf usr/share/doc/libjs-dygraphs/site/dow.txt usr/share/doc/libjs-dygraphs/site/hairlines-annotations.pdf usr/share/doc/libjs-dygraphs/site/ny-vs-sf.txt usr/share/doc/libjs-dygraphs/site/temperatures.csv usr/share/doc/libjs-dygraphs/site/temperatures.txt usr/share/doc/libjs-dygraphs/site/twonormals.csv
@@ -2320,12 +2356,14 @@
 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/85792/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/85792/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/21830 and its subdirectories
-I: Current time: Wed Jan 22 08:07:42 -12 2025
-I: pbuilder-time-stamp: 1737576462
+I: removing directory /srv/workspace/pbuilder/85792 and its subdirectories
+I: Current time: Wed Feb 25 16:32:22 +14 2026
+I: pbuilder-time-stamp: 1771986742