Diff of the two buildlogs:

--
--- b1/build.log	2025-03-07 19:52:14.150777482 +0000
+++ b2/build.log	2025-03-07 19:54:42.096114691 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Mar  7 07:50:04 -12 2025
-I: pbuilder-time-stamp: 1741377004
+I: Current time: Fri Apr 10 16:15:16 +14 2026
+I: pbuilder-time-stamp: 1775787316
 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 libidw-java_1.6.1-2.debian.tar.xz
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/1351083/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1844367/tmp/hooks/D01_modify_environment starting
+debug: Running on infom02-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 Apr 10 02:15 /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/1844367/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1844367/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='40170b2dea6f4d7ea4df583f8b9c6755'
-  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='1351083'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=191dd1d963b54ca9bf2acba8a4683ad2
+  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=1844367
   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.mrrNm7Wm/pbuilderrc_UOQg --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.mrrNm7Wm/b1 --logfile b1/build.log libidw-java_1.6.1-2.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.mrrNm7Wm/pbuilderrc_XFeK --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.mrrNm7Wm/b2 --logfile b2/build.log libidw-java_1.6.1-2.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 infom01-amd64 6.1.0-31-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/1351083/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1844367/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -232,7 +264,7 @@
 Get: 124 http://deb.debian.org/debian unstable/main amd64 fastjar amd64 2:0.98-7 [80.1 kB]
 Get: 125 http://deb.debian.org/debian unstable/main amd64 jarwrapper all 0.80 [9692 B]
 Get: 126 http://deb.debian.org/debian unstable/main amd64 javahelper all 0.80 [80.4 kB]
-Fetched 165 MB in 8s (21.3 MB/s)
+Fetched 165 MB in 2s (86.9 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpipeline1:amd64.
 (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.)
@@ -656,8 +688,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Fri Mar  7 19:51:35 UTC 2025.
-Universal Time is now:  Fri Mar  7 19:51:35 UTC 2025.
+Local time is now:      Fri Apr 10 02:16:42 UTC 2026.
+Universal Time is now:  Fri Apr 10 02:16:42 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up autotools-dev (20220109.1) ...
@@ -964,7 +996,11 @@
 fakeroot is already the newest version (1.37-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/libidw-java-1.6.1/ && 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  > ../libidw-java_1.6.1-2_source.changes
+I: user script /srv/workspace/pbuilder/1844367/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/1844367/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/libidw-java-1.6.1/ && 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  > ../libidw-java_1.6.1-2_source.changes
 dpkg-buildpackage: info: source package libidw-java
 dpkg-buildpackage: info: source version 1.6.1-2
 dpkg-buildpackage: info: source distribution unstable
@@ -996,12 +1032,36 @@
 ./src/net/infonode/util/Enum.java:89: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
     Object object = map.get(new Integer(value));
                             ^
+./src/net/infonode/properties/types/IntegerProperty.java:97: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
+    setValue(valueContainer, new Integer(value));
+                             ^
+./src/net/infonode/properties/types/FloatProperty.java:155: warning: [removal] Float(float) in Float has been deprecated and marked for removal
+    setValue(valueContainer, new Float(value));
+                             ^
+./src/net/infonode/docking/util/ViewMap.java:64: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
+    addView(new Integer(id), view);
+            ^
+./src/net/infonode/docking/util/ViewMap.java:73: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
+    removeView(new Integer(id));
+               ^
+./src/net/infonode/docking/util/ViewMap.java:83: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
+    return getView(new Integer(id));
+                   ^
+./src/net/infonode/docking/util/ViewMap.java:91: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
+    return new Integer(in.readInt());
+           ^
 ./src/net/infonode/gui/ComponentUtil.java:80: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
     pos.add(new Integer(c.getParent().getComponentCount() - ComponentUtil.getComponentIndex(c)));
             ^
 ./src/net/infonode/gui/ComponentUtil.java:163: warning: [removal] Applet in java.applet has been deprecated and marked for removal
       if (c instanceof Window || c instanceof Applet)
                                               ^
+./src/net/infonode/gui/hover/hoverable/HoverManager.java:192: warning: [removal] SecurityManager in java.lang has been deprecated and marked for removal
+      SecurityManager sm = System.getSecurityManager();
+      ^
+./src/net/infonode/gui/hover/hoverable/HoverManager.java:192: warning: [removal] getSecurityManager() in System has been deprecated and marked for removal
+      SecurityManager sm = System.getSecurityManager();
+                                 ^
 ./src/net/infonode/gui/laf/InfoNodeLookAndFeel.java:239: warning: non-varargs call of varargs method with inexact argument type for last parameter;
         oldMetalTheme = (MetalTheme) MetalLookAndFeel.class.getMethod("getCurrentTheme", null).invoke(null, null);
                                                                                          ^
@@ -1030,30 +1090,6 @@
 ./src/net/infonode/gui/laf/InfoNodeLookAndFeel.java:432: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
       "Tree.rightChildIndent", new Integer(11),
                                ^
-./src/net/infonode/gui/hover/hoverable/HoverManager.java:192: warning: [removal] SecurityManager in java.lang has been deprecated and marked for removal
-      SecurityManager sm = System.getSecurityManager();
-      ^
-./src/net/infonode/gui/hover/hoverable/HoverManager.java:192: warning: [removal] getSecurityManager() in System has been deprecated and marked for removal
-      SecurityManager sm = System.getSecurityManager();
-                                 ^
-./src/net/infonode/properties/types/FloatProperty.java:155: warning: [removal] Float(float) in Float has been deprecated and marked for removal
-    setValue(valueContainer, new Float(value));
-                             ^
-./src/net/infonode/properties/types/IntegerProperty.java:97: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
-    setValue(valueContainer, new Integer(value));
-                             ^
-./src/net/infonode/docking/util/ViewMap.java:64: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
-    addView(new Integer(id), view);
-            ^
-./src/net/infonode/docking/util/ViewMap.java:73: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
-    removeView(new Integer(id));
-               ^
-./src/net/infonode/docking/util/ViewMap.java:83: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
-    return getView(new Integer(id));
-                   ^
-./src/net/infonode/docking/util/ViewMap.java:91: warning: [removal] Integer(int) in Integer has been deprecated and marked for removal
-    return new Integer(in.readInt());
-           ^
 Note: Some input files use or override a deprecated API.
 Note: Recompile with -Xlint:deprecation for details.
 Note: Some input files use unchecked or unsafe operations.
@@ -1082,8 +1118,8 @@
    dh_gencontrol
    dh_md5sums
    dh_builddeb
-dpkg-deb: building package 'libidw-java' in '../libidw-java_1.6.1-2_all.deb'.
 dpkg-deb: building package 'libidw-java-doc' in '../libidw-java-doc_1.6.1-2_all.deb'.
+dpkg-deb: building package 'libidw-java' in '../libidw-java_1.6.1-2_all.deb'.
  dpkg-genbuildinfo --build=binary -O../libidw-java_1.6.1-2_amd64.buildinfo
  dpkg-genchanges --build=binary -O../libidw-java_1.6.1-2_amd64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -1091,12 +1127,14 @@
 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/1844367/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1844367/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/1351083 and its subdirectories
-I: Current time: Fri Mar  7 07:52:13 -12 2025
-I: pbuilder-time-stamp: 1741377133
+I: removing directory /srv/workspace/pbuilder/1844367 and its subdirectories
+I: Current time: Fri Apr 10 16:17:41 +14 2026
+I: pbuilder-time-stamp: 1775787461