Diff of the two buildlogs:

--
--- b1/build.log	2025-01-20 10:59:47.390636756 +0000
+++ b2/build.log	2025-01-20 11:02:03.120549321 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun Feb 22 05:21:51 -12 2026
-I: pbuilder-time-stamp: 1771780911
+I: Current time: Mon Feb 23 07:22:49 +14 2026
+I: pbuilder-time-stamp: 1771780969
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -22,52 +22,84 @@
 dpkg-source: info: unpacking gosop_1.1.0-2.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/1375808/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2491570/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 Feb 22 17:22 /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/2491570/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2491570/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='a983dc8bd67046ae8593207b6e052994'
-  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='1375808'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=28a7e64e445d41c1bcf78eda1efaf607
+  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=2491570
   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.wom22gHU/pbuilderrc_Ib1B --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.wom22gHU/b1 --logfile b1/build.log gosop_1.1.0-2.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'
-  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.wom22gHU/pbuilderrc_lWrP --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.wom22gHU/b2 --logfile b2/build.log gosop_1.1.0-2.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'
+  http_proxy=http://192.168.101.4:3128
 I: uname -a
-  Linux codethink01-arm64 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux
 I: ls -l /bin
   lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/1375808/tmp/hooks/D02_print_environment finished
+I: user script /srv/workspace/pbuilder/2491570/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -223,7 +255,7 @@
 Get: 106 http://deb.debian.org/debian trixie/main arm64 ruby-nokogiri arm64 1.16.4+dfsg-1+b1 [281 kB]
 Get: 107 http://deb.debian.org/debian trixie/main arm64 ruby-ronn all 0.10.1-2 [28.0 kB]
 Get: 108 http://deb.debian.org/debian trixie/main arm64 ronn all 0.10.1-2 [8708 B]
-Fetched 114 MB in 1s (176 MB/s)
+Fetched 114 MB in 1s (194 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 ... 19970 files and directories currently installed.)
@@ -679,7 +711,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/gosop-1.1.0/ && 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  > ../gosop_1.1.0-2_source.changes
+I: user script /srv/workspace/pbuilder/2491570/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/2491570/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/gosop-1.1.0/ && 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  > ../gosop_1.1.0-2_source.changes
 dpkg-buildpackage: info: source package gosop
 dpkg-buildpackage: info: source version 1.1.0-2
 dpkg-buildpackage: info: source distribution unstable
@@ -700,36 +736,36 @@
 make[1]: Entering directory '/build/reproducible-path/gosop-1.1.0'
 dh_auto_build -O --buildsystem=golang -- -buildmode=pie -ldflags="-extldflags -Wl,-z,now,-z,relro"
 	cd _build && go install -trimpath -v -p 12 -buildmode=pie "-ldflags=-extldflags -Wl,-z,now,-z,relro" github.com/ProtonMail/gosop github.com/ProtonMail/gosop/cmd github.com/ProtonMail/gosop/utils
-internal/unsafeheader
-internal/byteorder
 internal/goarch
-internal/profilerecord
+internal/byteorder
 internal/coverage/rtcov
-internal/godebugs
-internal/race
+internal/runtime/syscall
+internal/profilerecord
 internal/goexperiment
-unicode
-unicode/utf8
+internal/race
+internal/godebugs
 internal/goos
+unicode
+internal/unsafeheader
+internal/abi
+sync/atomic
 internal/cpu
-internal/runtime/syscall
 runtime/internal/math
+unicode/utf8
 cmp
-sync/atomic
 internal/itoa
-math/bits
+runtime/internal/sys
 internal/chacha8rand
-internal/asan
+math/bits
 internal/msan
-internal/abi
-runtime/internal/sys
 crypto/internal/alias
 crypto/subtle
+internal/asan
 crypto/internal/boring/sig
 unicode/utf16
-math
 github.com/ProtonMail/go-crypto/internal/byteutil
 vendor/golang.org/x/crypto/cryptobyte/asn1
+math
 encoding
 image/color
 github.com/ProtonMail/gopenpgp/v3/constants
@@ -741,54 +777,54 @@
 internal/stringslite
 runtime
 internal/reflectlite
-internal/weak
-iter
 sync
+iter
+internal/weak
 slices
 internal/bisect
 internal/testlog
 internal/singleflight
-sort
 errors
+sort
 runtime/cgo
+internal/godebug
 io
-internal/oserror
 strconv
-bytes
-crypto/internal/edwards25519/field
-internal/godebug
+internal/oserror
 path
+golang.org/x/crypto/cast5
+vendor/golang.org/x/net/dns/dnsmessage
+crypto/internal/edwards25519/field
 math/rand/v2
 crypto/internal/nistec/fiat
-vendor/golang.org/x/net/dns/dnsmessage
-golang.org/x/crypto/cast5
-strings
 syscall
+math/rand
+bytes
+strings
 hash
-reflect
 crypto/internal/randutil
-math/rand
-github.com/ProtonMail/go-crypto/openpgp/errors
 crypto/internal/edwards25519
-hash/adler32
+reflect
 crypto
-crypto/cipher
+github.com/ProtonMail/go-crypto/openpgp/errors
 internal/concurrent
+hash/adler32
 github.com/cloudflare/circl/sign
+crypto/cipher
 unique
-crypto/internal/boring
-crypto/des
-github.com/ProtonMail/go-crypto/eax
 bufio
 regexp/syntax
 html
+crypto/internal/boring
+crypto/des
+github.com/ProtonMail/go-crypto/eax
 net/netip
 crypto/sha1
 crypto/sha256
 crypto/sha512
 crypto/aes
-crypto/hmac
 compress/bzip2
+crypto/hmac
 image
 golang.org/x/crypto/hkdf
 regexp
@@ -800,41 +836,41 @@
 io/fs
 context
 internal/poll
-internal/filepathlite
-embed
 internal/fmtsort
 encoding/binary
-crypto/internal/nistec
+internal/filepathlite
+embed
 os
+crypto/internal/nistec
 github.com/ProtonMail/go-crypto/openpgp/aes/keywrap
 github.com/cloudflare/circl/internal/sha3
-encoding/base64
 golang.org/x/crypto/blake2b
-github.com/ProtonMail/go-crypto/openpgp/armor
+encoding/base64
 golang.org/x/crypto/argon2
+github.com/ProtonMail/go-crypto/openpgp/armor
 crypto/ecdh
 fmt
 golang.org/x/sys/cpu
 io/ioutil
 path/filepath
-net
 golang.org/x/crypto/sha3
+net
 encoding/hex
+net/url
+text/template/parse
+text/tabwriter
+github.com/russross/blackfriday/v2
 compress/flate
+math/big
 github.com/pkg/errors
-flag
 encoding/json
-github.com/russross/blackfriday/v2
 github.com/xrash/smetrics
-text/tabwriter
-net/url
-text/template/parse
-math/big
-github.com/ProtonMail/go-crypto/ocb
+flag
 runtime/debug
+github.com/ProtonMail/go-crypto/ocb
+log
 github.com/ProtonMail/gopenpgp/v3/internal
 github.com/ProtonMail/go-crypto/openpgp/internal/algorithm
-log
 github.com/ProtonMail/gopenpgp/v3/armor
 github.com/ProtonMail/go-crypto/openpgp/s2k
 compress/zlib
@@ -844,39 +880,39 @@
 crypto/rand
 crypto/internal/bigmod
 crypto/internal/boring/bbig
-encoding/asn1
-github.com/ProtonMail/go-crypto/openpgp/internal/encoding
 crypto/elliptic
+github.com/ProtonMail/go-crypto/openpgp/internal/encoding
 github.com/cloudflare/circl/internal/conv
+encoding/asn1
 github.com/cloudflare/circl/math/fp25519
 github.com/cloudflare/circl/math/fp448
 github.com/cloudflare/circl/math/mlsbset
 crypto/ed25519
 github.com/cloudflare/circl/math
 github.com/ProtonMail/go-crypto/openpgp/elgamal
+github.com/urfave/cli/v2
 crypto/rsa
 github.com/cloudflare/circl/dh/x25519
-github.com/cloudflare/circl/dh/x448
 github.com/ProtonMail/go-crypto/bitcurves
 github.com/ProtonMail/go-crypto/brainpool
+github.com/cloudflare/circl/dh/x448
 github.com/cloudflare/circl/ecc/goldilocks
-github.com/urfave/cli/v2
 github.com/ProtonMail/go-crypto/openpgp/x25519
-github.com/cloudflare/circl/sign/ed25519
 vendor/golang.org/x/crypto/cryptobyte
-github.com/ProtonMail/go-crypto/openpgp/x448
+github.com/cloudflare/circl/sign/ed25519
 github.com/cloudflare/circl/sign/ed448
-github.com/ProtonMail/go-crypto/openpgp/ed448
+github.com/ProtonMail/go-crypto/openpgp/x448
 github.com/ProtonMail/go-crypto/openpgp/ed25519
+github.com/ProtonMail/go-crypto/openpgp/ed448
 crypto/ecdsa
 github.com/ProtonMail/go-crypto/openpgp/internal/ecc
 github.com/ProtonMail/go-crypto/openpgp/ecdh
 github.com/ProtonMail/go-crypto/openpgp/ecdsa
 github.com/ProtonMail/go-crypto/openpgp/eddsa
 github.com/ProtonMail/go-crypto/openpgp/packet
-github.com/ProtonMail/gopenpgp/v3/profile
 github.com/ProtonMail/go-crypto/openpgp/v2
 github.com/ProtonMail/go-crypto/openpgp
+github.com/ProtonMail/gopenpgp/v3/profile
 net/textproto
 github.com/ProtonMail/go-crypto/openpgp/clearsign
 github.com/ProtonMail/gopenpgp/v3/crypto
@@ -933,12 +969,14 @@
 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/2491570/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2491570/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/1375808 and its subdirectories
-I: Current time: Sun Feb 22 05:22:45 -12 2026
-I: pbuilder-time-stamp: 1771780965
+I: removing directory /srv/workspace/pbuilder/2491570 and its subdirectories
+I: Current time: Mon Feb 23 07:25:01 +14 2026
+I: pbuilder-time-stamp: 1771781101