Diff of the two buildlogs:

--
--- b1/build.log	2025-03-11 19:38:53.741506941 +0000
+++ b2/build.log	2025-03-11 19:39:32.459754500 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Tue Mar 11 07:38:15 -12 2025
-I: pbuilder-time-stamp: 1741721895
+I: Current time: Tue Apr 14 16:01:53 +14 2026
+I: pbuilder-time-stamp: 1776132113
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -24,52 +24,84 @@
 dpkg-source: info: applying Makfile.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/848699/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1278719/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink03-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 Apr 14 02:02 /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/1278719/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1278719/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]="37" [3]="1" [4]="release" [5]="aarch64-unknown-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=arm64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='28c88242e52c429e9b4e81e1f5a5bc4d'
-  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='848699'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=b38eb3dc8f0a4162a8ec078d933a08ed
+  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=1278719
   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.iwn3JxzP/pbuilderrc_2iVg --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.iwn3JxzP/b1 --logfile b1/build.log estscan_3.0.3-6.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.iwn3JxzP/pbuilderrc_6J65 --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.iwn3JxzP/b2 --logfile b2/build.log estscan_3.0.3-6.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 codethink04-arm64 6.1.0-31-cloud-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-cloud-arm64 #1 SMP Debian 6.1.128-1 (2025-02-07) aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/848699/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1278719/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -143,7 +175,7 @@
 Get: 34 http://deb.debian.org/debian unstable/main arm64 gfortran-14 arm64 14.2.0-17 [14.0 kB]
 Get: 35 http://deb.debian.org/debian unstable/main arm64 gfortran-aarch64-linux-gnu arm64 4:14.2.0-1 [1284 B]
 Get: 36 http://deb.debian.org/debian unstable/main arm64 gfortran arm64 4:14.2.0-1 [1424 B]
-Fetched 30.7 MB in 0s (191 MB/s)
+Fetched 30.7 MB in 0s (184 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package sensible-utils.
 (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 ... 19897 files and directories currently installed.)
@@ -304,7 +336,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/estscan-3.0.3/ && 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  > ../estscan_3.0.3-6_source.changes
+I: user script /srv/workspace/pbuilder/1278719/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/1278719/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/estscan-3.0.3/ && 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  > ../estscan_3.0.3-6_source.changes
 dpkg-buildpackage: info: source package estscan
 dpkg-buildpackage: info: source version 3.0.3-6
 dpkg-buildpackage: info: source distribution unstable
@@ -331,12 +367,11 @@
 gcc -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/estscan-3.0.3=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wall -pedantic -c makesmat.c
 gcc -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/estscan-3.0.3=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wall -pedantic -c estscan.c
 gfortran -g -O2 -ffile-prefix-map=/build/reproducible-path/estscan-3.0.3=. -fstack-protector-strong -fstack-clash-protection -mbranch-protection=standard -c winsegshuffle.f
-maskred.c:124:33: warning: 'bitValue' is static but used in inline function 'testBit' which is not static
-  124 | { return(bitField[index >> 3] & bitValue[index & 7]); }
-      |                                 ^~~~~~~~
-maskred.c:121:27: warning: 'bitValue' is static but used in inline function 'setBit' which is not static
-  121 | { bitField[index >> 3] |= bitValue[index & 7]; }
-      |                           ^~~~~~~~
+winsegshuffle.f:121:72:
+
+  121 |         IF(J.GT.97.OR.J.LT.1) PAUSE
+      |                                                                        1
+Warning: Deleted feature: PAUSE statement at (1)
 estscan.c: In function 'Compute':
 estscan.c:784:38: warning: variable 'tmpScore' set but not used [-Wunused-but-set-variable]
   784 |   int iCurr, bPrev, bScore, tmpPrev, tmpScore;
@@ -344,6 +379,12 @@
 estscan.c:784:29: warning: variable 'tmpPrev' set but not used [-Wunused-but-set-variable]
   784 |   int iCurr, bPrev, bScore, tmpPrev, tmpScore;
       |                             ^~~~~~~
+maskred.c:124:33: warning: 'bitValue' is static but used in inline function 'testBit' which is not static
+  124 | { return(bitField[index >> 3] & bitValue[index & 7]); }
+      |                                 ^~~~~~~~
+maskred.c:121:27: warning: 'bitValue' is static but used in inline function 'setBit' which is not static
+  121 | { bitField[index >> 3] |= bitValue[index & 7]; }
+      |                           ^~~~~~~~
 maskred.c: In function 'mask_file':
 maskred.c:203:5: warning: ignoring return value of 'fgets' declared with attribute 'warn_unused_result' [-Wunused-result]
   203 |     fgets(buf, 1024, stdin);
@@ -351,15 +392,6 @@
 maskred.c:210:7: warning: ignoring return value of 'fgets' declared with attribute 'warn_unused_result' [-Wunused-result]
   210 |       fgets(buf, 1024, stdin);
       |       ^~~~~~~~~~~~~~~~~~~~~~~
-maskred.c: At top level:
-maskred.c:161:13: warning: 'printTuple' defined but not used [-Wunused-function]
-  161 | static void printTuple(unsigned long index, int len)
-      |             ^~~~~~~~~~
-winsegshuffle.f:121:72:
-
-  121 |         IF(J.GT.97.OR.J.LT.1) PAUSE
-      |                                                                        1
-Warning: Deleted feature: PAUSE statement at (1)
 makesmat.c: In function 'count_tuples':
 makesmat.c:306:5: warning: ignoring return value of 'fgets' declared with attribute 'warn_unused_result' [-Wunused-result]
   306 |     fgets(buf, 1024, stdin);
@@ -367,6 +399,10 @@
 makesmat.c:325:7: warning: ignoring return value of 'fgets' declared with attribute 'warn_unused_result' [-Wunused-result]
   325 |       fgets(buf, 1024, stdin);
       |       ^~~~~~~~~~~~~~~~~~~~~~~
+maskred.c: At top level:
+maskred.c:161:13: warning: 'printTuple' defined but not used [-Wunused-function]
+  161 | static void printTuple(unsigned long index, int len)
+      |             ^~~~~~~~~~
 gcc -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -o maskred maskred.o -lm
 gfortran -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -o winsegshuffle winsegshuffle.o -lm
 gcc -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -o makesmat makesmat.o -lm
@@ -406,8 +442,8 @@
    dh_gencontrol
    dh_md5sums
    dh_builddeb
-dpkg-deb: building package 'estscan-dbgsym' in '../estscan-dbgsym_3.0.3-6_arm64.deb'.
 dpkg-deb: building package 'estscan' in '../estscan_3.0.3-6_arm64.deb'.
+dpkg-deb: building package 'estscan-dbgsym' in '../estscan-dbgsym_3.0.3-6_arm64.deb'.
  dpkg-genbuildinfo --build=binary -O../estscan_3.0.3-6_arm64.buildinfo
  dpkg-genchanges --build=binary -O../estscan_3.0.3-6_arm64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -415,12 +451,14 @@
 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/1278719/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1278719/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/848699 and its subdirectories
-I: Current time: Tue Mar 11 07:38:52 -12 2025
-I: pbuilder-time-stamp: 1741721932
+I: removing directory /srv/workspace/pbuilder/1278719 and its subdirectories
+I: Current time: Tue Apr 14 16:02:28 +14 2026
+I: pbuilder-time-stamp: 1776132148