Diff of the two buildlogs:

--
--- b1/build.log	2025-02-16 04:37:27.656441987 +0000
+++ b2/build.log	2025-02-16 04:39:35.130670279 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sat Feb 15 16:36:26 -12 2025
-I: pbuilder-time-stamp: 1739680586
+I: Current time: Sun Mar 22 01:00:29 +14 2026
+I: pbuilder-time-stamp: 1774090829
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -24,52 +24,84 @@
 dpkg-source: info: applying use-external-libpcap
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/3866433/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/57435/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 Mar 21 11:00 /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/57435/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/57435/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='trixie'
-  HOME='/root'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  INVOCATION_ID='d570db8e1a3f48f2850c6a04dbb2ed65'
-  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='3866433'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=3ebd0b5b6a4341a69fdabad0fb4e2828
+  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=57435
   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.CygZVcRr/pbuilderrc_DjU9 --distribution trixie --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.CygZVcRr/b1 --logfile b1/build.log pwru_1.0.5+ds1-1.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.CygZVcRr/pbuilderrc_qYwp --distribution trixie --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.CygZVcRr/b2 --logfile b2/build.log pwru_1.0.5+ds1-1.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 Nov 22 14:40 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/3866433/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/57435/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -218,7 +250,7 @@
 Get: 85 http://deb.debian.org/debian trixie/main arm64 libdbus-1-dev arm64 1.16.0-1 [215 kB]
 Get: 86 http://deb.debian.org/debian trixie/main arm64 libpcap0.8t64 arm64 1.10.5-2 [160 kB]
 Get: 87 http://deb.debian.org/debian trixie/main arm64 libpcap0.8-dev arm64 1.10.5-2 [274 kB]
-Fetched 129 MB in 0s (265 MB/s)
+Fetched 129 MB in 1s (129 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package sgml-base.
 (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 ... 19922 files and directories currently installed.)
@@ -582,7 +614,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/pwru-1.0.5+ds1/ && 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  > ../pwru_1.0.5+ds1-1_source.changes
+I: user script /srv/workspace/pbuilder/57435/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/57435/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/pwru-1.0.5+ds1/ && 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  > ../pwru_1.0.5+ds1-1_source.changes
 dpkg-buildpackage: info: source package pwru
 dpkg-buildpackage: info: source version 1.0.5+ds1-1
 dpkg-buildpackage: info: source distribution unstable
@@ -700,7 +736,7 @@
 CGO_FFLAGS='-g -O2 -ffile-prefix-map=/build/reproducible-path/pwru-1.0.5+ds1=. -fstack-clash-protection -mbranch-protection=standard'
 CGO_LDFLAGS='-Wl,-z,relro'
 PKG_CONFIG='pkg-config'
-GOGCCFLAGS='-fPIC -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build2657252074=/tmp/go-build -gno-record-gcc-switches'
+GOGCCFLAGS='-fPIC -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3268035848=/tmp/go-build -gno-record-gcc-switches'
 	cd debian/build && go generate -v github.com/cilium/pwru github.com/cilium/pwru/internal/byteorder github.com/cilium/pwru/internal/libpcap github.com/cilium/pwru/internal/pwru
 src/github.com/cilium/pwru/build.go
 Generating for arm64
@@ -725,28 +761,28 @@
 src/github.com/cilium/pwru/internal/pwru/types.go
 src/github.com/cilium/pwru/internal/pwru/utils.go
 	cd debian/build && go install -trimpath -v -p 12 github.com/cilium/pwru github.com/cilium/pwru/internal/byteorder github.com/cilium/pwru/internal/libpcap github.com/cilium/pwru/internal/pwru
-internal/goexperiment
-internal/profilerecord
+internal/unsafeheader
 internal/goarch
 internal/coverage/rtcov
-internal/godebugs
 internal/byteorder
+internal/profilerecord
+internal/godebugs
 internal/goos
-internal/race
-internal/unsafeheader
+sync/atomic
 internal/cpu
-internal/runtime/syscall
-internal/abi
-runtime/internal/math
+internal/goexperiment
 unicode/utf8
+internal/abi
 unicode
+runtime/internal/math
+internal/runtime/syscall
+internal/chacha8rand
+internal/itoa
+internal/race
 internal/asan
 runtime/internal/sys
-sync/atomic
-internal/itoa
 internal/msan
 cmp
-internal/chacha8rand
 math/bits
 github.com/VividCortex/ewma
 github.com/rivo/uniseg
@@ -755,20 +791,20 @@
 crypto/subtle
 crypto/internal/boring/sig
 golang.org/x/exp/constraints
-golang.org/x/exp/maps
-log/internal
+internal/runtime/atomic
 math
-internal/nettrace
+golang.org/x/exp/maps
 internal/bytealg
 golang.org/x/exp/slices
-internal/runtime/atomic
+internal/nettrace
+log/internal
 internal/runtime/exithook
 internal/stringslite
 runtime
 internal/reflectlite
-internal/weak
-iter
 sync
+iter
+internal/weak
 slices
 internal/bisect
 internal/testlog
@@ -777,78 +813,77 @@
 errors
 sort
 internal/godebug
+io
 internal/oserror
 path
-vendor/golang.org/x/net/dns/dnsmessage
 math/rand/v2
 strconv
-io
-syscall
 math/rand
+vendor/golang.org/x/net/dns/dnsmessage
+syscall
+internal/concurrent
 bytes
-internal/saferio
 strings
-crypto/internal/randutil
 hash
-internal/concurrent
+internal/saferio
+crypto/internal/randutil
+unique
 hash/adler32
 hash/crc32
-unique
-reflect
 crypto
 net/netip
 crypto/cipher
+reflect
 regexp/syntax
 bufio
 go/build/constraint
 crypto/internal/boring
 crypto/sha1
-internal/syscall/execenv
+regexp
 internal/syscall/unix
+internal/syscall/execenv
 time
-regexp
-context
+internal/fmtsort
+encoding/binary
 io/fs
 internal/poll
+context
 embed
 internal/filepathlite
-internal/fmtsort
-encoding/binary
-os
+golang.org/x/sys/unix
 github.com/cilium/pwru/internal/byteorder
 github.com/josharian/native
 encoding/base64
-golang.org/x/sys/unix
-os/signal
+os
 fmt
+os/signal
 github.com/mattn/go-runewidth
-io/ioutil
 path/filepath
+io/ioutil
 net
 github.com/cheggaaa/pb/v3/termutil
 net/url
 text/template/parse
-text/tabwriter
 compress/flate
 debug/dwarf
-internal/zstd
 encoding/hex
-go/token
+text/tabwriter
 go/doc/comment
+go/token
+internal/zstd
 math/big
 github.com/pkg/errors
 golang.org/x/net/bpf
-go/scanner
 github.com/mdlayher/netlink/nlenc
+go/scanner
 golang.org/x/sync/errgroup
 log
 github.com/mitchellh/go-ps
-encoding/csv
-flag
-go/ast
 compress/zlib
 compress/gzip
-debug/elf
+encoding/csv
+go/ast
+flag
 text/template
 github.com/mattn/go-isatty
 github.com/cilium/ebpf/internal/unix
@@ -858,22 +893,23 @@
 github.com/mattn/go-colorable
 github.com/fatih/color
 github.com/cilium/ebpf/internal/sys
+debug/elf
+crypto/rand
 go/internal/typeparams
 go/printer
 go/parser
-crypto/rand
 github.com/cilium/ebpf/asm
 github.com/cheggaaa/pb/v3
 github.com/cloudflare/cbpfc
 go/format
 github.com/cilium/ebpf/internal
 github.com/cilium/ebpf/btf
-github.com/cilium/ebpf/rlimit
 github.com/cilium/ebpf/internal/tracefs
+github.com/cilium/ebpf/rlimit
 github.com/cilium/ebpf/internal/kconfig
 github.com/cilium/ebpf
-github.com/cilium/pwru/internal/libpcap
 github.com/cilium/ebpf/link
+github.com/cilium/pwru/internal/libpcap
 github.com/mdlayher/netlink
 github.com/spf13/pflag
 github.com/jsimonetti/rtnetlink
@@ -886,7 +922,7 @@
 === RUN   TestHostToNetwork
 --- PASS: TestHostToNetwork (0.00s)
 PASS
-ok  	github.com/cilium/pwru/internal/byteorder	0.005s
+ok  	github.com/cilium/pwru/internal/byteorder	0.035s
 === RUN   TestAddr2Name_findNearestSym
 === RUN   TestAddr2Name_findNearestSym/Correctly_find_the_symbol_in_the_middle
 === RUN   TestAddr2Name_findNearestSym/Correctly_find_symbol_that_are_outside_the_boundary
@@ -894,8 +930,8 @@
     --- PASS: TestAddr2Name_findNearestSym/Correctly_find_the_symbol_in_the_middle (0.00s)
     --- PASS: TestAddr2Name_findNearestSym/Correctly_find_symbol_that_are_outside_the_boundary (0.00s)
 PASS
-ok  	github.com/cilium/pwru/internal/pwru	0.009s
-	rm -fr -- /tmp/dh-xdg-rundir-IEeAd121
+ok  	github.com/cilium/pwru/internal/pwru	0.055s
+	rm -fr -- /tmp/dh-xdg-rundir-YqoVvZ5A
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--builddirectory=debian/build -O--buildsystem=golang
    dh_prep -O--builddirectory=debian/build -O--buildsystem=golang
@@ -987,12 +1023,14 @@
 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/57435/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/57435/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/3866433 and its subdirectories
-I: Current time: Sat Feb 15 16:37:26 -12 2025
-I: pbuilder-time-stamp: 1739680646
+I: removing directory /srv/workspace/pbuilder/57435 and its subdirectories
+I: Current time: Sun Mar 22 01:02:32 +14 2026
+I: pbuilder-time-stamp: 1774090952