Diff of the two buildlogs:

--
--- b1/build.log	2023-04-08 17:02:26.731097493 +0000
+++ b2/build.log	2023-04-08 17:07:34.420882683 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Apr  8 04:58:31 -12 2023
-I: pbuilder-time-stamp: 1680973111
+I: Current time: Sat May 11 13:25:30 +14 2024
+I: pbuilder-time-stamp: 1715383530
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/bookworm-reproducible-base.tgz]
 I: copying local configuration
@@ -16,7 +16,7 @@
 I: copying [./ciftools-java_4.0.5.orig.tar.gz]
 I: copying [./ciftools-java_4.0.5-1.debian.tar.xz]
 I: Extracting source
-gpgv: Signature made Thu Jan 12 23:24:33 2023 -12
+gpgv: Signature made Sat Jan 14 01:24:33 2023 +14
 gpgv:                using RSA key 772292F6F7AC85FAE041D41EE5F43F9C2734F287
 gpgv:                issuer "merkys@debian.org"
 gpgv: Can't check signature: No public key
@@ -28,11 +28,20 @@
 dpkg-source: info: applying deactivate_tests_using_network.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/17674/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/5534/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink15-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
+lrwxrwxrwx 1 root root 4 Jan  6  2023 /bin/sh -> dash
+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/5534/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/5534/tmp/hooks/D02_print_environment starting
 I: set
   BUILDDIR='/build'
-  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
-  BUILDUSERNAME='pbuilder1'
+  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=8'
@@ -42,38 +51,38 @@
   IFS=' 	
   '
   LANG='C'
-  LANGUAGE='en_US:en'
+  LANGUAGE='nl_BE:nl'
   LC_ALL='C'
   MAIL='/var/mail/root'
   OPTIND='1'
-  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
+  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'
-  PPID='17674'
+  PPID='5534'
   PS1='# '
   PS2='> '
   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.xOD6BTXM/pbuilderrc_qvIJ --distribution bookworm --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.xOD6BTXM/b1 --logfile b1/build.log ciftools-java_4.0.5-1.dsc'
+  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.xOD6BTXM/pbuilderrc_75EE --distribution bookworm --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.xOD6BTXM/b2 --logfile b2/build.log --extrapackages usrmerge ciftools-java_4.0.5-1.dsc'
   SUDO_GID='117'
   SUDO_UID='110'
   SUDO_USER='jenkins'
   TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
+  TZ='/usr/share/zoneinfo/Etc/GMT-14'
   USER='root'
   USERNAME='root'
   _='/usr/bin/systemd-run'
   http_proxy='http://192.168.101.16:3128'
 I: uname -a
-  Linux codethink14-arm64 4.15.0-208-generic #220-Ubuntu SMP Mon Mar 20 14:28:12 UTC 2023 aarch64 GNU/Linux
+  Linux i-capture-the-hostname 4.15.0-208-generic #220-Ubuntu SMP Mon Mar 20 14:28:12 UTC 2023 aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Apr  6 22:26 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/17674/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 May 10 06:47 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/5534/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -377,7 +386,7 @@
 Get: 254 http://deb.debian.org/debian bookworm/main arm64 maven all 3.8.7-1 [18.9 kB]
 Get: 255 http://deb.debian.org/debian bookworm/main arm64 maven-repo-helper all 1.11 [142 kB]
 Get: 256 http://deb.debian.org/debian bookworm/main arm64 maven-debian-helper all 2.6.2 [108 kB]
-Fetched 362 MB in 28s (12.8 MB/s)
+Fetched 362 MB in 35s (10.3 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package libpython3.11-minimal:arm64.
 (Reading database ... 
(Reading database ... 5%
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(Reading database ... 35%
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(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
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(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19616 files and directories currently installed.)
@@ -1598,8 +1607,17 @@
 Writing extended state information...
 Building tag database...
  -> Finished parsing the build-deps
+Reading package lists...
+Building dependency tree...
+Reading state information...
+usrmerge is already the newest version (35).
+0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/ciftools-java-4.0.5/ && 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  > ../ciftools-java_4.0.5-1_source.changes
+I: user script /srv/workspace/pbuilder/5534/tmp/hooks/A99_set_merged_usr starting
+Re-configuring usrmerge...
+I: user script /srv/workspace/pbuilder/5534/tmp/hooks/A99_set_merged_usr finished
+hostname: Temporary failure in name resolution
+I: Running cd /build/ciftools-java-4.0.5/ && 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  > ../ciftools-java_4.0.5-1_source.changes
 dpkg-buildpackage: info: source package ciftools-java
 dpkg-buildpackage: info: source version 4.0.5-1
 dpkg-buildpackage: info: source distribution unstable
@@ -1656,8 +1674,8 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  01:02 min
-[INFO] Finished at: 2023-04-08T05:01:13-12:00
+[INFO] Total time:  01:16 min
+[INFO] Finished at: 2024-05-11T13:29:13+14:00
 [INFO] ------------------------------------------------------------------------
    dh_auto_test
 	/usr/lib/jvm/default-java/bin/java -noverify -cp /usr/share/maven/boot/plexus-classworlds-2.x.jar -Dmaven.home=/usr/share/maven -Dmaven.multiModuleProjectDirectory=/build/ciftools-java-4.0.5 -Dclassworlds.conf=/etc/maven/m2-debian.conf org.codehaus.plexus.classworlds.launcher.Launcher -s/etc/maven/settings-debian.xml -Ddebian.dir=/build/ciftools-java-4.0.5/debian -Dmaven.repo.local=/build/ciftools-java-4.0.5/debian/maven-repo --batch-mode test
@@ -1688,19 +1706,19 @@
 [INFO]  T E S T S
 [INFO] -------------------------------------------------------
 [INFO] Running org.rcsb.cif.IntegrationTest
-[WARNING] Tests run: 14, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 10.842 s - in org.rcsb.cif.IntegrationTest
+[WARNING] Tests run: 14, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 11.642 s - in org.rcsb.cif.IntegrationTest
 [INFO] Running org.rcsb.cif.DemoTest
-[WARNING] Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 s - in org.rcsb.cif.DemoTest
+[WARNING] Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0.001 s - in org.rcsb.cif.DemoTest
 [INFO] Running org.rcsb.cif.WriterTest
-[INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.768 s - in org.rcsb.cif.WriterTest
+[INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.628 s - in org.rcsb.cif.WriterTest
 [INFO] Running org.rcsb.cif.SchemaValidationTest
 observed exception as expected: org.rcsb.cif.SchemaMismatchException: CIF_CORE schema should contain exclusively flat column names - format: category_name_column_name
 observed exception as expected: org.rcsb.cif.SchemaMismatchException: MMCIF schema should not contain flat column names - format: category_name.column_name
 observed exception as expected: org.rcsb.cif.EmptyColumnException: anonymous column is undefined
 observed exception as expected: org.rcsb.cif.EmptyColumnException: column length_a is undefined
-[INFO] Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.633 s - in org.rcsb.cif.SchemaValidationTest
+[INFO] Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.53 s - in org.rcsb.cif.SchemaValidationTest
 [INFO] Running org.rcsb.cif.CifOptionsTest
-[WARNING] Tests run: 6, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 3.729 s - in org.rcsb.cif.CifOptionsTest
+[WARNING] Tests run: 6, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 2.653 s - in org.rcsb.cif.CifOptionsTest
 [INFO] Running org.rcsb.cif.FootprintTest
 mismatch in column _citation.pdbx_database_id_PubMed
 5,2,[Delta, ByteArray] vs 5,3,[Delta, RunLength, ByteArray]
@@ -1746,7 +1764,7 @@
 1405,4,[Delta, RunLength, IntegerPacking, ByteArray] vs 1405,3,[RunLength, IntegerPacking, ByteArray]
 mismatch in column _atom_site.pdbx_PDB_model_num
 1405,4,[Delta, RunLength, IntegerPacking, ByteArray] vs 1405,3,[RunLength, IntegerPacking, ByteArray]
-[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.333 s - in org.rcsb.cif.FootprintTest
+[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.276 s - in org.rcsb.cif.FootprintTest
 [INFO] Running org.rcsb.cif.NonMmcifFormatTest
 database_code_depnum_ccdc_archive 1
 database_code_CSD 1
@@ -1786,29 +1804,29 @@
 atom_site_fract_x 30
 atom_site_fract_y 30
 atom_site_fract_z 30
-[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.108 s - in org.rcsb.cif.NonMmcifFormatTest
+[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.068 s - in org.rcsb.cif.NonMmcifFormatTest
 [INFO] Running org.rcsb.cif.CaseSensitivityTest
-[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.116 s - in org.rcsb.cif.CaseSensitivityTest
+[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.136 s - in org.rcsb.cif.CaseSensitivityTest
 [INFO] Running org.rcsb.cif.ReaderTest
-[INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.911 s - in org.rcsb.cif.ReaderTest
+[INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.776 s - in org.rcsb.cif.ReaderTest
 [INFO] Running org.rcsb.cif.binary.codec.DeltaCodecTest
-[INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.016 s - in org.rcsb.cif.binary.codec.DeltaCodecTest
+[INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.014 s - in org.rcsb.cif.binary.codec.DeltaCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.FixedPointCodecTest
-[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.016 s - in org.rcsb.cif.binary.codec.FixedPointCodecTest
+[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 s - in org.rcsb.cif.binary.codec.FixedPointCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.StringArrayCodecTest
 [INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.029 s - in org.rcsb.cif.binary.codec.StringArrayCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.IntervalQuantizationCodecTest
-[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 s - in org.rcsb.cif.binary.codec.IntervalQuantizationCodecTest
+[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.006 s - in org.rcsb.cif.binary.codec.IntervalQuantizationCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.ByteArrayCodecTest
-[INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.036 s - in org.rcsb.cif.binary.codec.ByteArrayCodecTest
+[INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.031 s - in org.rcsb.cif.binary.codec.ByteArrayCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.RunLengthCodecTest
-[INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 s - in org.rcsb.cif.binary.codec.RunLengthCodecTest
+[INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 s - in org.rcsb.cif.binary.codec.RunLengthCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.IntegerPackingCodecTest
-[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 s - in org.rcsb.cif.binary.codec.IntegerPackingCodecTest
+[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 s - in org.rcsb.cif.binary.codec.IntegerPackingCodecTest
 [INFO] Running org.rcsb.cif.binary.codec.MessagePackCodecTest
-[INFO] Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.054 s - in org.rcsb.cif.binary.codec.MessagePackCodecTest
+[INFO] Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.072 s - in org.rcsb.cif.binary.codec.MessagePackCodecTest
 [INFO] Running org.rcsb.cif.TestHelper
-[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 s - in org.rcsb.cif.TestHelper
+[INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.007 s - in org.rcsb.cif.TestHelper
 [INFO] 
 [INFO] Results:
 [INFO] 
@@ -1817,8 +1835,8 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  34.280 s
-[INFO] Finished at: 2023-04-08T05:01:52-12:00
+[INFO] Total time:  34.261 s
+[INFO] Finished at: 2024-05-11T13:29:53+14:00
 [INFO] ------------------------------------------------------------------------
    create-stamp debian/debhelper-build-stamp
    dh_prep
@@ -1841,8 +1859,8 @@
 [INFO] ------------------------------------------------------------------------
 [INFO] BUILD SUCCESS
 [INFO] ------------------------------------------------------------------------
-[INFO] Total time:  1.540 s
-[INFO] Finished at: 2023-04-08T05:01:58-12:00
+[INFO] Total time:  2.260 s
+[INFO] Finished at: 2024-05-11T13:30:02+14:00
 [INFO] ------------------------------------------------------------------------
 	mh_resolve_dependencies --non-interactive --offline --build -plibciftools-java --base-directory=/build/ciftools-java-4.0.5 --non-explore
 Analysing pom.xml...
@@ -1875,12 +1893,14 @@
 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/5534/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/5534/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/17674 and its subdirectories
-I: Current time: Sat Apr  8 05:02:25 -12 2023
-I: pbuilder-time-stamp: 1680973345
+I: removing directory /srv/workspace/pbuilder/5534 and its subdirectories
+I: Current time: Sat May 11 13:30:33 +14 2024
+I: pbuilder-time-stamp: 1715383833