Diff of the two buildlogs:

--
--- b1/build.log	2025-03-05 13:31:07.469202144 +0000
+++ b2/build.log	2025-03-05 13:32:37.897145075 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Tue Apr  7 07:53:34 -12 2026
-I: pbuilder-time-stamp: 1775591614
+I: Current time: Thu Mar  6 03:31:11 +14 2025
+I: pbuilder-time-stamp: 1741181471
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -29,54 +29,86 @@
 dpkg-source: info: applying upstream/0018-fix-rcar3-drivers-disable-A-B-loader-support-by-defa.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/52528/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/14482/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos2-i386.
+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  5 13:31 /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/14482/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/14482/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='i386'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=22 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='i386'
+  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]="i686-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=i386
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=10 '
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=i686
+  HOST_ARCH=i386
   IFS=' 	
   '
-  INVOCATION_ID='99f9aa06e31a4c1781ca6b791ecb0d54'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  LD_LIBRARY_PATH='/usr/lib/libeatmydata'
-  LD_PRELOAD='libeatmydata.so'
-  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='52528'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=676a9e5c0e954fbd8b3d9891a383a0b2
+  LANG=C
+  LANGUAGE=de_CH:de
+  LC_ALL=C
+  LD_LIBRARY_PATH=/usr/lib/libeatmydata
+  LD_PRELOAD=libeatmydata.so
+  MACHTYPE=i686-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=14482
   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.rwYArdFO/pbuilderrc_jbie --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.rwYArdFO/b1 --logfile b1/build.log arm-trusted-firmware_2.12.1+dfsg-1.dsc'
-  SUDO_GID='112'
-  SUDO_UID='107'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://213.165.73.152:3128'
+  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.rwYArdFO/pbuilderrc_j8PX --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.rwYArdFO/b2 --logfile b2/build.log arm-trusted-firmware_2.12.1+dfsg-1.dsc'
+  SUDO_GID=112
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://46.16.76.132:3128
 I: uname -a
-  Linux ionos16-i386 6.1.0-31-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-31-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/52528/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/14482/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -148,7 +180,7 @@
 Get: 30 http://deb.debian.org/debian unstable/main i386 debhelper all 13.24.1 [920 kB]
 Get: 31 http://deb.debian.org/debian unstable/main i386 libssl-dev i386 3.4.1-1 [2837 kB]
 Get: 32 http://deb.debian.org/debian unstable/main i386 openssl i386 3.4.1-1 [1432 kB]
-Fetched 25.1 MB in 1s (47.4 MB/s)
+Fetched 25.1 MB in 0s (52.8 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 ... 19769 files and directories currently installed.)
@@ -291,7 +323,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/ && 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  > ../arm-trusted-firmware_2.12.1+dfsg-1_source.changes
+I: user script /srv/workspace/pbuilder/14482/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/14482/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/ && 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  > ../arm-trusted-firmware_2.12.1+dfsg-1_source.changes
 dpkg-buildpackage: info: source package arm-trusted-firmware
 dpkg-buildpackage: info: source version 2.12.1+dfsg-1
 dpkg-buildpackage: info: source distribution unstable
@@ -301,7 +337,7 @@
  debian/rules clean
 dh clean
    dh_auto_clean
-	make -j22 distclean
+	make -j10 distclean
 make[1]: Entering directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg'
   REALCLEAN
 make[1]: Leaving directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg'
@@ -326,14 +362,14 @@
    debian/rules override_dh_auto_build
 make[1]: Entering directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg'
 dh_auto_build --sourcedir=tools/fiptool     -- DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc HOSTCCFLAGS="-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2"
-	cd tools/fiptool && make -j22 "INSTALL=install --strip-program=true" DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc "HOSTCCFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2"
+	cd tools/fiptool && make -j10 "INSTALL=install --strip-program=true" DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc "HOSTCCFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2"
 make[2]: Entering directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/tools/fiptool'
 'i686-linux-gnu-gcc' -c -Wdate-time -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE -D_XOPEN_SOURCE=700 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -I../../include/tools_share -I/usr/include -MD -MP fiptool.c -o fiptool.o
 'i686-linux-gnu-gcc' -c -Wdate-time -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE -D_XOPEN_SOURCE=700 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -I../../include/tools_share -I/usr/include -MD -MP tbbr_config.c -o tbbr_config.o
 'i686-linux-gnu-gcc' fiptool.o tbbr_config.o -Wl,-z,relro -Wl,-z,now -o fiptool -L/usr/lib -L/usr -lcrypto
 make[2]: Leaving directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/tools/fiptool'
 dh_auto_build --sourcedir=tools/cert_create -- DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc HOSTCCFLAGS="-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -std=c99 -DUSE_TBBR_DEFS=1"
-	cd tools/cert_create && make -j22 "INSTALL=install --strip-program=true" DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc "HOSTCCFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -std=c99 -DUSE_TBBR_DEFS=1"
+	cd tools/cert_create && make -j10 "INSTALL=install --strip-program=true" DEBUG=1 V=1 HOSTCC=i686-linux-gnu-gcc "HOSTCCFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -std=c99 -DUSE_TBBR_DEFS=1"
 make[2]: Entering directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/tools/cert_create'
 'i686-linux-gnu-gcc' -c -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -std=c99 -DUSE_TBBR_DEFS=1 -I ./include -I ../../include/tools_share -I /usr/include src/cert.c -o src/cert.o
 'i686-linux-gnu-gcc' -c -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -std=c99 -DUSE_TBBR_DEFS=1 -I ./include -I ../../include/tools_share -I /usr/include src/cmd_opt.c -o src/cmd_opt.o
@@ -400,12 +436,6 @@
 /usr/include/openssl/sha.h:76:27: note: declared here
    76 | OSSL_DEPRECATEDIN_3_0 int SHA256_Final(unsigned char *md, SHA256_CTX *c);
       |                           ^~~~~~~~~~~~
-src/main.c:71:44: warning: macro "__TIME__" might prevent reproducible builds [-Wdate-time]
-   71 | static const char build_msg[] = "Built : " __TIME__ ", " __DATE__;
-      |                                            ^~~~~~~~
-src/main.c:71:58: warning: macro "__DATE__" might prevent reproducible builds [-Wdate-time]
-   71 | static const char build_msg[] = "Built : " __TIME__ ", " __DATE__;
-      |                                                          ^~~~~~~~
 src/cert.c: In function 'rand_serial':
 src/cert.c:44:9: warning: 'BN_pseudo_rand' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
    44 |         if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
@@ -419,11 +449,17 @@
 /usr/include/openssl/bn.h:231:5: note: declared here
   231 | int BN_pseudo_rand(BIGNUM *rnd, int bits, int top, int bottom);
       |     ^~~~~~~~~~~~~~
+src/main.c:71:44: warning: macro "__TIME__" might prevent reproducible builds [-Wdate-time]
+   71 | static const char build_msg[] = "Built : " __TIME__ ", " __DATE__;
+      |                                            ^~~~~~~~
+src/main.c:71:58: warning: macro "__DATE__" might prevent reproducible builds [-Wdate-time]
+   71 | static const char build_msg[] = "Built : " __TIME__ ", " __DATE__;
+      |                                                          ^~~~~~~~
 'i686-linux-gnu-gcc' src/cert.o src/cmd_opt.o src/ext.o src/key.o src/main.o src/sha.o src/tbbr/tbb_cert.o src/tbbr/tbb_ext.o src/tbbr/tbb_key.o -L /usr/lib -L /usr -lssl -lcrypto -Wl,-z,relro -Wl,-z,now -o cert_create
 make[2]: Leaving directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg/tools/cert_create'
 make[1]: Leaving directory '/build/reproducible-path/arm-trusted-firmware-2.12.1+dfsg'
    dh_auto_test
-	rm -fr -- /tmp/dh-xdg-rundir-nQVLAOpo
+	rm -fr -- /tmp/dh-xdg-rundir-KSN8fdDi
    create-stamp debian/debhelper-build-stamp
    dh_prep
 	rm -f -- debian/arm-trusted-firmware-tools.substvars
@@ -513,8 +549,8 @@
    dh_builddeb
 	dpkg-deb --root-owner-group --build debian/arm-trusted-firmware-tools ..
 	dpkg-deb --root-owner-group --build debian/.debhelper/arm-trusted-firmware-tools/dbgsym-root ..
-dpkg-deb: building package 'arm-trusted-firmware-tools-dbgsym' in '../arm-trusted-firmware-tools-dbgsym_2.12.1+dfsg-1_i386.deb'.
 dpkg-deb: building package 'arm-trusted-firmware-tools' in '../arm-trusted-firmware-tools_2.12.1+dfsg-1_i386.deb'.
+dpkg-deb: building package 'arm-trusted-firmware-tools-dbgsym' in '../arm-trusted-firmware-tools-dbgsym_2.12.1+dfsg-1_i386.deb'.
  dpkg-genbuildinfo --build=binary -O../arm-trusted-firmware_2.12.1+dfsg-1_i386.buildinfo
  dpkg-genchanges --build=binary -O../arm-trusted-firmware_2.12.1+dfsg-1_i386.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -522,12 +558,14 @@
 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/14482/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/14482/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/52528 and its subdirectories
-I: Current time: Tue Apr  7 07:54:04 -12 2026
-I: pbuilder-time-stamp: 1775591644
+I: removing directory /srv/workspace/pbuilder/14482 and its subdirectories
+I: Current time: Thu Mar  6 03:32:36 +14 2025
+I: pbuilder-time-stamp: 1741181556