Diff of the two buildlogs:

--
--- b1/build.log	2025-03-02 23:13:34.940718278 +0000
+++ b2/build.log	2025-03-02 23:15:43.578902172 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Apr  4 17:35:28 -12 2026
-I: pbuilder-time-stamp: 1775367328
+I: Current time: Mon Mar  3 13:13:38 +14 2025
+I: pbuilder-time-stamp: 1740957218
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -33,52 +33,84 @@
 dpkg-source: info: applying 0010-Define-post_input_action-post_output_action-for-UHD-.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/999568/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/233001/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink04-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 Mar  2 23:13 /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/233001/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/233001/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='3e324371a5034154befd0ce7a5e51ad3'
-  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='999568'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=8dd733c2f6504e6eb93fff6a76be4172
+  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=233001
   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.Ny1PmMcP/pbuilderrc_Cguv --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.Ny1PmMcP/b1 --logfile b1/build.log soapyuhd_0.4.1-5.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.Ny1PmMcP/pbuilderrc_EjCN --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.Ny1PmMcP/b2 --logfile b2/build.log soapyuhd_0.4.1-5.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 6.1.0-31-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 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/999568/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/233001/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -216,7 +248,7 @@
 Get: 88 http://deb.debian.org/debian unstable/main arm64 libusb-1.0-0 arm64 2:1.0.27-2 [55.4 kB]
 Get: 89 http://deb.debian.org/debian unstable/main arm64 libuhd4.8.0 arm64 4.8.0.0+ds1-2 [3389 kB]
 Get: 90 http://deb.debian.org/debian unstable/main arm64 libuhd-dev arm64 4.8.0.0+ds1-2 [244 kB]
-Fetched 61.0 MB in 1s (99.6 MB/s)
+Fetched 61.0 MB in 1s (108 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package tzdata.
 (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 ... 19892 files and directories currently installed.)
@@ -522,8 +554,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Sun Apr  5 05:35:52 UTC 2026.
-Universal Time is now:  Sun Apr  5 05:35:52 UTC 2026.
+Local time is now:      Sun Mar  2 23:14:29 UTC 2025.
+Universal Time is now:  Sun Mar  2 23:14:29 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libboost-atomic1.83.0:arm64 (1.83.0-4.1+b1) ...
@@ -601,7 +633,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/soapyuhd-0.4.1/ && 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  > ../soapyuhd_0.4.1-5_source.changes
+I: user script /srv/workspace/pbuilder/233001/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/233001/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/soapyuhd-0.4.1/ && 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  > ../soapyuhd_0.4.1-5_source.changes
 dpkg-buildpackage: info: source package soapyuhd
 dpkg-buildpackage: info: source version 0.4.1-5
 dpkg-buildpackage: info: source distribution unstable
@@ -670,7 +706,7 @@
 -- Boost libraries: Boost::thread;Boost::system
 -- Module uhdSupport configured with version: 0.4.1
 -- Using install prefix: /usr
--- Configuring done (1.4s)
+-- Configuring done (2.2s)
 -- Generating done (0.0s)
 CMake Warning:
   Manually-specified variables were not used by the project:
@@ -690,22 +726,22 @@
 make  -f CMakeFiles/Makefile2 all
 make[2]: Entering directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
 make  -f CMakeFiles/uhdSupport.dir/build.make CMakeFiles/uhdSupport.dir/depend
-make  -f CMakeFiles/soapySupport.dir/build.make CMakeFiles/soapySupport.dir/depend
 make[3]: Entering directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
 cd /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu && /usr/bin/cmake -E cmake_depends "Unix Makefiles" /build/reproducible-path/soapyuhd-0.4.1 /build/reproducible-path/soapyuhd-0.4.1 /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu/CMakeFiles/uhdSupport.dir/DependInfo.cmake "--color="
+make  -f CMakeFiles/soapySupport.dir/build.make CMakeFiles/soapySupport.dir/depend
 make[3]: Entering directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
 cd /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu && /usr/bin/cmake -E cmake_depends "Unix Makefiles" /build/reproducible-path/soapyuhd-0.4.1 /build/reproducible-path/soapyuhd-0.4.1 /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu/CMakeFiles/soapySupport.dir/DependInfo.cmake "--color="
 make[3]: Leaving directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
-make[3]: Leaving directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
 make  -f CMakeFiles/uhdSupport.dir/build.make CMakeFiles/uhdSupport.dir/build
-make  -f CMakeFiles/soapySupport.dir/build.make CMakeFiles/soapySupport.dir/build
+make[3]: Leaving directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
 make[3]: Entering directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
+make  -f CMakeFiles/soapySupport.dir/build.make CMakeFiles/soapySupport.dir/build
 make[3]: Entering directory '/build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu'
-[ 60%] Building CXX object CMakeFiles/soapySupport.dir/UHDSoapyDevice.cpp.o
-[ 60%] Building CXX object CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o
+[ 20%] Building CXX object CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o
+/usr/bin/c++ -DBOOST_ALL_DYN_LINK -DBOOST_ATOMIC_DYN_LINK -DBOOST_ATOMIC_NO_LIB -DBOOST_SYSTEM_DYN_LINK -DBOOST_SYSTEM_NO_LIB -DBOOST_THREAD_DYN_LINK -DBOOST_THREAD_NO_LIB -DUHD_HAS_DEVICE_FILTER -DUHD_HAS_SET_PUBLISHER -DUHD_HAS_SET_RX_AGC -DuhdSupport_EXPORTS -I/build/reproducible-path/soapyuhd-0.4.1 -g -O2 -ffile-prefix-map=/build/reproducible-path/soapyuhd-0.4.1=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wdate-time -D_FORTIFY_SOURCE=2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -Wall -Wextra -Wnon-virtual-dtor -MD -MT CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o -MF CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o.d -o CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o -c /build/reproducible-path/soapyuhd-0.4.1/SoapyUHDDevice.cpp
+[ 40%] Building CXX object CMakeFiles/soapySupport.dir/UHDSoapyDevice.cpp.o
 [ 60%] Building CXX object CMakeFiles/uhdSupport.dir/Version.cpp.o
 /usr/bin/c++ -DBOOST_ALL_DYN_LINK -DBOOST_ATOMIC_DYN_LINK -DBOOST_ATOMIC_NO_LIB -DBOOST_SYSTEM_DYN_LINK -DBOOST_SYSTEM_NO_LIB -DBOOST_THREAD_DYN_LINK -DBOOST_THREAD_NO_LIB -DUHD_HAS_DEVICE_FILTER -DUHD_HAS_SET_PUBLISHER -DUHD_HAS_SET_RX_AGC -DsoapySupport_EXPORTS -I/build/reproducible-path/soapyuhd-0.4.1 -g -O2 -ffile-prefix-map=/build/reproducible-path/soapyuhd-0.4.1=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wdate-time -D_FORTIFY_SOURCE=2 -std=gnu++14 -fPIC -Wall -Wextra -Wnon-virtual-dtor -MD -MT CMakeFiles/soapySupport.dir/UHDSoapyDevice.cpp.o -MF CMakeFiles/soapySupport.dir/UHDSoapyDevice.cpp.o.d -o CMakeFiles/soapySupport.dir/UHDSoapyDevice.cpp.o -c /build/reproducible-path/soapyuhd-0.4.1/UHDSoapyDevice.cpp
-/usr/bin/c++ -DBOOST_ALL_DYN_LINK -DBOOST_ATOMIC_DYN_LINK -DBOOST_ATOMIC_NO_LIB -DBOOST_SYSTEM_DYN_LINK -DBOOST_SYSTEM_NO_LIB -DBOOST_THREAD_DYN_LINK -DBOOST_THREAD_NO_LIB -DUHD_HAS_DEVICE_FILTER -DUHD_HAS_SET_PUBLISHER -DUHD_HAS_SET_RX_AGC -DuhdSupport_EXPORTS -I/build/reproducible-path/soapyuhd-0.4.1 -g -O2 -ffile-prefix-map=/build/reproducible-path/soapyuhd-0.4.1=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wdate-time -D_FORTIFY_SOURCE=2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -Wall -Wextra -Wnon-virtual-dtor -MD -MT CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o -MF CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o.d -o CMakeFiles/uhdSupport.dir/SoapyUHDDevice.cpp.o -c /build/reproducible-path/soapyuhd-0.4.1/SoapyUHDDevice.cpp
 /usr/bin/c++ -DBOOST_ALL_DYN_LINK -DBOOST_ATOMIC_DYN_LINK -DBOOST_ATOMIC_NO_LIB -DBOOST_SYSTEM_DYN_LINK -DBOOST_SYSTEM_NO_LIB -DBOOST_THREAD_DYN_LINK -DBOOST_THREAD_NO_LIB -DUHD_HAS_DEVICE_FILTER -DUHD_HAS_SET_PUBLISHER -DUHD_HAS_SET_RX_AGC -DuhdSupport_EXPORTS -I/build/reproducible-path/soapyuhd-0.4.1 -g -O2 -ffile-prefix-map=/build/reproducible-path/soapyuhd-0.4.1=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -mbranch-protection=standard -Wdate-time -D_FORTIFY_SOURCE=2 -std=gnu++14 -fPIC -fvisibility=hidden -fvisibility-inlines-hidden -Wall -Wextra -Wnon-virtual-dtor -MD -MT CMakeFiles/uhdSupport.dir/Version.cpp.o -MF CMakeFiles/uhdSupport.dir/Version.cpp.o.d -o CMakeFiles/uhdSupport.dir/Version.cpp.o -c /build/reproducible-path/soapyuhd-0.4.1/obj-aarch64-linux-gnu/Version.cpp
 In file included from /usr/include/boost/smart_ptr/detail/requires_cxx11.hpp:9,
                  from /usr/include/boost/smart_ptr/shared_ptr.hpp:17,
@@ -801,11 +837,11 @@
    dh_gencontrol -O--buildsystem=cmake
    dh_md5sums -O--buildsystem=cmake
    dh_builddeb -O--buildsystem=cmake
-dpkg-deb: building package 'uhd-soapysdr' in '../uhd-soapysdr_0.4.1-5_arm64.deb'.
-dpkg-deb: building package 'soapysdr-module-uhd' in '../soapysdr-module-uhd_0.4.1-5_arm64.deb'.
 dpkg-deb: building package 'soapysdr0.8-module-uhd-dbgsym' in '../soapysdr0.8-module-uhd-dbgsym_0.4.1-5_arm64.deb'.
 dpkg-deb: building package 'soapysdr0.8-module-uhd' in '../soapysdr0.8-module-uhd_0.4.1-5_arm64.deb'.
 dpkg-deb: building package 'uhd-soapysdr-dbgsym' in '../uhd-soapysdr-dbgsym_0.4.1-5_arm64.deb'.
+dpkg-deb: building package 'uhd-soapysdr' in '../uhd-soapysdr_0.4.1-5_arm64.deb'.
+dpkg-deb: building package 'soapysdr-module-uhd' in '../soapysdr-module-uhd_0.4.1-5_arm64.deb'.
  dpkg-genbuildinfo --build=binary -O../soapyuhd_0.4.1-5_arm64.buildinfo
  dpkg-genchanges --build=binary -O../soapyuhd_0.4.1-5_arm64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -813,12 +849,14 @@
 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/233001/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/233001/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/999568 and its subdirectories
-I: Current time: Sat Apr  4 17:36:33 -12 2026
-I: pbuilder-time-stamp: 1775367393
+I: removing directory /srv/workspace/pbuilder/233001 and its subdirectories
+I: Current time: Mon Mar  3 13:15:42 +14 2025
+I: pbuilder-time-stamp: 1740957342