Diff of the two buildlogs:

--
--- b1/build.log	2024-04-27 11:44:33.355566008 +0000
+++ b2/build.log	2024-04-27 11:45:51.792220984 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri May 30 06:06:30 -12 2025
-I: pbuilder-time-stamp: 1748628390
+I: Current time: Sat May 31 08:07:35 +14 2025
+I: pbuilder-time-stamp: 1748628455
 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 fix-for-rollup-3.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3969008/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2599188/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink01-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 May 30 18:07 /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/2599188/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2599188/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]="21" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu")
+  BASH_VERSION='5.2.21(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='554c8cca3ea74aa1aeb063c55d296f40'
-  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='3969008'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=c5fdf7d77d854a11acd4377880dbc0de
+  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=2599188
   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.T8eOV2Pu/pbuilderrc_n1pZ --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.T8eOV2Pu/b1 --logfile b1/build.log node-pako_2.1.0+ds-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.T8eOV2Pu/pbuilderrc_KvCS --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.T8eOV2Pu/b2 --logfile b2/build.log node-pako_2.1.0+ds-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 6.1.0-20-cloud-arm64 #1 SMP Debian 6.1.85-1 (2024-04-11) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-20-cloud-arm64 #1 SMP Debian 6.1.85-1 (2024-04-11) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 May 24 13:38 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3969008/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 May 26 17:47 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2599188/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -553,7 +585,7 @@
 Get: 347 http://deb.debian.org/debian trixie/main arm64 node-terser all 5.19.2-1 [208 kB]
 Get: 348 http://deb.debian.org/debian trixie/main arm64 node-rollup-plugin-terser all 7.0.2+~5.0.1-8 [10.1 kB]
 Get: 349 http://deb.debian.org/debian trixie/main arm64 rollup all 3.29.4-3 [504 kB]
-Fetched 47.8 MB in 0s (139 MB/s)
+Fetched 47.8 MB in 0s (153 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 dpkg: libssl3:arm64: dependency problems, but removing anyway as you requested:
  libkrb5-3:arm64 depends on libssl3 (>= 3.0.0).
@@ -1984,7 +2016,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/node-pako-2.1.0+ds/ && 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  > ../node-pako_2.1.0+ds-1_source.changes
+I: user script /srv/workspace/pbuilder/2599188/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/2599188/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/node-pako-2.1.0+ds/ && 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  > ../node-pako_2.1.0+ds-1_source.changes
 dpkg-buildpackage: info: source package node-pako
 dpkg-buildpackage: info: source version 2.1.0+ds-1
 dpkg-buildpackage: info: source distribution unstable
@@ -2008,25 +2044,25 @@
 rollup -c
 
 index.js → dist/pako.js, dist/pako.min.js...
-created dist/pako.js, dist/pako.min.js in 2.4s
+created dist/pako.js, dist/pako.min.js in 6.9s
 
 lib/deflate.js → dist/pako_deflate.js, dist/pako_deflate.min.js...
-created dist/pako_deflate.js, dist/pako_deflate.min.js in 1.4s
+created dist/pako_deflate.js, dist/pako_deflate.min.js in 2.1s
 
 lib/inflate.js → dist/pako_inflate.js, dist/pako_inflate.min.js...
-created dist/pako_inflate.js, dist/pako_inflate.min.js in 1.3s
+created dist/pako_inflate.js, dist/pako_inflate.min.js in 1.8s
 
 index.js → dist/pako.es5.js, dist/pako.es5.min.js...
-created dist/pako.es5.js, dist/pako.es5.min.js in 4.2s
+created dist/pako.es5.js, dist/pako.es5.min.js in 4.4s
 
 lib/deflate.js → dist/pako_deflate.es5.js, dist/pako_deflate.es5.min.js...
-created dist/pako_deflate.es5.js, dist/pako_deflate.es5.min.js in 2.4s
+created dist/pako_deflate.es5.js, dist/pako_deflate.es5.min.js in 2.3s
 
 lib/inflate.js → dist/pako_inflate.es5.js, dist/pako_inflate.es5.min.js...
-created dist/pako_inflate.es5.js, dist/pako_inflate.es5.min.js in 1.9s
+created dist/pako_inflate.es5.js, dist/pako_inflate.es5.min.js in 2s
 
 index.js → dist/pako.esm.mjs...
-created dist/pako.esm.mjs in 542ms
+created dist/pako.esm.mjs in 550ms
 make[1]: Leaving directory '/build/reproducible-path/node-pako-2.1.0+ds'
    dh_auto_test --buildsystem=nodejs
 	mkdir -p node_modules
@@ -2036,7 +2072,7 @@
 
 
   Deflate defaults
-    undefined deflate, no options (55ms)
+    undefined deflate, no options (56ms)
     undefined deflate raw, no options
     undefined gzip, no options
 
@@ -2059,7 +2095,7 @@
     undefined windowBits 12
     undefined windowBits 11
     undefined windowBits 10
-    undefined windowBits 9
+    undefined windowBits 9 (38ms)
     undefined windowBits 8
     undefined windowBits -15 (implicit raw)
 
@@ -2078,8 +2114,8 @@
     undefined Z_DEFAULT_STRATEGY
     undefined Z_FILTERED
     undefined Z_HUFFMAN_ONLY
-    undefined Z_RLE (38ms)
-    undefined Z_FIXED (42ms)
+    undefined Z_RLE
+    undefined Z_FIXED (43ms)
 
   Deflate RAW
     undefined level 4
@@ -2111,7 +2147,7 @@
   Deflate support
     undefined stored
     undefined fast (38ms)
-    undefined slow (70ms)
+    undefined slow (71ms)
     undefined rle
     undefined huffman
 
@@ -2128,7 +2164,7 @@
   Inflate defaults
     undefined inflate, no options (43ms)
     undefined inflate raw, no options
-    undefined inflate raw from compressed samples (38ms)
+    undefined inflate raw from compressed samples (41ms)
 
   Inflate ungzip
     undefined with autodetect
@@ -2136,7 +2172,7 @@
 
   Inflate levels
     undefined level 9
-    undefined level 8
+    undefined level 8 (44ms)
     undefined level 7
     undefined level 6
     undefined level 5
@@ -2154,13 +2190,13 @@
     undefined windowBits 11
     undefined windowBits 10 (47ms)
     undefined windowBits 9 (73ms)
-    undefined windowBits 8 (74ms)
+    undefined windowBits 8 (73ms)
 
   Inflate strategy
     undefined Z_DEFAULT_STRATEGY
     undefined Z_FILTERED
     undefined Z_HUFFMAN_ONLY
-    undefined Z_RLE (43ms)
+    undefined Z_RLE (42ms)
     undefined Z_FIXED
 
   Inflate RAW
@@ -2177,7 +2213,7 @@
 
   Inflate with dictionary
     undefined should throw on the wrong dictionary
-    undefined trivial dictionary (43ms)
+    undefined trivial dictionary (42ms)
     undefined spdy dictionary
     undefined should throw if directory is not supplied to raw inflate
     undefined tests raw inflate with spdy dictionary
@@ -2305,14 +2341,14 @@
 	install -m 644 ./package.json /build/reproducible-path/node-pako-2.1.0\+ds/debian/node-pako//usr/share/nodejs/pako//
 	install -m 644 ./package.json /build/reproducible-path/node-pako-2.1.0\+ds/debian/node-pako//usr/share/nodejs/pako//
 Package looks like a bundle, generating pkgjs-lock.json file
-Add node-babel7 (= 7.20.15+ds1+~cs214.269.168-6) in ${nodejs:BuiltUsing}
 Add node-rollup-plugin-node-resolve (= 15.2.3+ds-1) in ${nodejs:BuiltUsing}
+Add rollup (= 3.29.4-3) in ${nodejs:BuiltUsing}
+Add node-rollup-plugin-babel (= 6.0.3+ds1-1) in ${nodejs:BuiltUsing}
 Add mocha (= 10.4.0+ds1+~cs33.1.8-1) in ${nodejs:BuiltUsing}
 Add node-rollup-plugin-commonjs (= 25.0.4+ds1-1) in ${nodejs:BuiltUsing}
-Add node-rollup-plugin-terser (= 7.0.2+~5.0.1-8) in ${nodejs:BuiltUsing}
-Add node-rollup-plugin-babel (= 6.0.3+ds1-1) in ${nodejs:BuiltUsing}
-Add rollup (= 3.29.4-3) in ${nodejs:BuiltUsing}
 Add node-istanbul (= 0.4.5+repack10+~cs98.25.59-2) in ${nodejs:BuiltUsing}
+Add node-babel7 (= 7.20.15+ds1+~cs214.269.168-6) in ${nodejs:BuiltUsing}
+Add node-rollup-plugin-terser (= 7.0.2+~5.0.1-8) in ${nodejs:BuiltUsing}
 Set ${nodejs:Version} to 18.19.1+dfsg
 Linking /usr/share/javascript/pako to /usr/share/nodejs/pako/dist
    dh_installdocs
@@ -2347,12 +2383,14 @@
 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/2599188/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2599188/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/3969008 and its subdirectories
-I: Current time: Fri May 30 06:07:31 -12 2025
-I: pbuilder-time-stamp: 1748628451
+I: removing directory /srv/workspace/pbuilder/2599188 and its subdirectories
+I: Current time: Sat May 31 08:08:49 +14 2025
+I: pbuilder-time-stamp: 1748628529