Diff of the two buildlogs:

--
--- b1/build.log	2025-02-20 08:46:43.586101148 +0000
+++ b2/build.log	2025-02-20 08:47:45.595300086 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Wed Mar 25 03:08:46 -12 2026
-I: pbuilder-time-stamp: 1774451326
+I: Current time: Thu Feb 20 22:46:46 +14 2025
+I: pbuilder-time-stamp: 1740041206
 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 golang-github-viant-assertly_0.5.4-1.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/899873/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/1206606/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 Feb 20 08:46 /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/1206606/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/1206606/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='bec19e9a001d43328ec449b76b3e650d'
-  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='899873'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=ff25250226654271a139b46dba981239
+  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=1206606
   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.JZXKCQdk/pbuilderrc_XAhH --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.JZXKCQdk/b1 --logfile b1/build.log golang-github-viant-assertly_0.5.4-1.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.JZXKCQdk/pbuilderrc_RoVW --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.JZXKCQdk/b2 --logfile b2/build.log golang-github-viant-assertly_0.5.4-1.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 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/899873/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/1206606/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -195,7 +227,7 @@
 Get: 82 http://deb.debian.org/debian trixie/main arm64 golang-github-lunixbochs-vtclean-dev all 1.0.0-1 [5332 B]
 Get: 83 http://deb.debian.org/debian trixie/main arm64 golang-github-pkg-errors-dev all 0.9.1-3 [12.9 kB]
 Get: 84 http://deb.debian.org/debian trixie/main arm64 golang-github-viant-toolbox-dev all 0.33.2-4 [127 kB]
-Fetched 104 MB in 1s (196 MB/s)
+Fetched 104 MB in 0s (260 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 ... 19923 files and directories currently installed.)
@@ -546,7 +578,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/golang-github-viant-assertly-0.5.4/ && 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  > ../golang-github-viant-assertly_0.5.4-1_source.changes
+I: user script /srv/workspace/pbuilder/1206606/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/1206606/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/golang-github-viant-assertly-0.5.4/ && 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  > ../golang-github-viant-assertly_0.5.4-1_source.changes
 dpkg-buildpackage: info: source package golang-github-viant-assertly
 dpkg-buildpackage: info: source version 0.5.4-1
 dpkg-buildpackage: info: source distribution unstable
@@ -565,47 +601,47 @@
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
 	cd obj-aarch64-linux-gnu && go install -trimpath -v -p 12 github.com/viant/assertly
-internal/asan
-internal/profilerecord
-internal/byteorder
 internal/godebugs
+internal/coverage/rtcov
 internal/goarch
-internal/msan
-internal/unsafeheader
-internal/goexperiment
+internal/byteorder
 internal/goos
-internal/cpu
-internal/coverage/rtcov
-cmp
-internal/runtime/syscall
+internal/unsafeheader
+internal/profilerecord
 internal/runtime/math
-internal/abi
 internal/itoa
+internal/abi
 math/bits
 unicode/utf8
+internal/runtime/syscall
+internal/goexperiment
+internal/msan
 sync/atomic
+internal/cpu
 unicode
+internal/asan
+cmp
 encoding
-unicode/utf16
 internal/chacha8rand
-internal/gover
 internal/goversion
 log/internal
+unicode/utf16
+internal/gover
 internal/nettrace
+math
 container/list
 crypto/internal/fips140/alias
 crypto/internal/fips140deps/byteorder
+crypto/internal/boring/sig
+vendor/golang.org/x/crypto/cryptobyte/asn1
+vendor/golang.org/x/crypto/internal/alias
+crypto/internal/fips140/subtle
 internal/bytealg
-math
 internal/runtime/atomic
 internal/runtime/sys
 crypto/internal/fips140deps/cpu
-crypto/internal/boring/sig
-crypto/internal/fips140/subtle
-vendor/golang.org/x/crypto/cryptobyte/asn1
-vendor/golang.org/x/crypto/internal/alias
-internal/runtime/exithook
 internal/stringslite
+internal/runtime/exithook
 internal/race
 internal/sync
 internal/runtime/maps
@@ -619,99 +655,88 @@
 slices
 errors
 sort
-internal/bisect
-internal/singleflight
-unique
-internal/testlog
 internal/oserror
 strconv
-io
 vendor/golang.org/x/net/dns/dnsmessage
-math/rand/v2
 path
-runtime/cgo
+math/rand/v2
+internal/bisect
+internal/testlog
+internal/singleflight
+unique
 syscall
-hash
-crypto/internal/randutil
-container/heap
+io
+runtime/cgo
 internal/godebug
-strings
-internal/types/errors
+container/heap
 bytes
+strings
+hash
+crypto/internal/randutil
 reflect
+internal/types/errors
 net/netip
+math/rand
 hash/crc32
 crypto
-math/rand
-crypto/internal/fips140deps/godebug
+bufio
 go/build/constraint
 go/version
-crypto/internal/fips140
+crypto/internal/fips140deps/godebug
+time
 regexp/syntax
-crypto/internal/impl
-net/http/internal/ascii
-bufio
 vendor/golang.org/x/text/transform
+net/http/internal/ascii
+crypto/internal/impl
+internal/syscall/unix
+internal/syscall/execenv
+crypto/internal/fips140
 crypto/internal/fips140/sha256
+crypto/tls/internal/fips140tls
 crypto/internal/fips140/sha3
 crypto/internal/fips140/sha512
-crypto/tls/internal/fips140tls
-time
-internal/syscall/execenv
-internal/syscall/unix
-crypto/internal/fips140/hmac
 crypto/sha3
+crypto/internal/fips140/hmac
 crypto/internal/fips140/check
 crypto/internal/fips140hash
+regexp
 crypto/internal/fips140/aes
+crypto/internal/fips140/nistec/fiat
+crypto/internal/fips140/edwards25519/field
+crypto/internal/fips140/bigmod
 crypto/internal/fips140/hkdf
 crypto/internal/fips140/tls12
-crypto/internal/fips140/bigmod
-crypto/internal/fips140/edwards25519/field
-crypto/internal/fips140/nistec/fiat
 crypto/internal/fips140/tls13
-regexp
-crypto/internal/fips140/edwards25519
+internal/poll
 context
 io/fs
-internal/poll
+crypto/internal/fips140/edwards25519
 internal/filepathlite
-crypto/internal/fips140/nistec
 os
 internal/fmtsort
 encoding/binary
+crypto/internal/fips140/nistec
 encoding/base64
 vendor/golang.org/x/crypto/internal/poly1305
 encoding/pem
+os/signal
 fmt
+internal/sysinfo
 io/ioutil
 crypto/internal/sysrand
 path/filepath
-os/signal
-internal/sysinfo
-net
 crypto/internal/entropy
 crypto/internal/fips140/drbg
 crypto/internal/fips140only
+crypto/internal/fips140/rsa
 crypto/internal/fips140/aes/gcm
 crypto/internal/fips140/ed25519
-crypto/internal/fips140/ecdh
 crypto/internal/fips140/mlkem
-crypto/internal/fips140/rsa
-crypto/internal/fips140/ecdsa
 crypto/md5
 crypto/rc4
 crypto/cipher
-encoding/csv
-github.com/pkg/errors
-github.com/go-errors/errors
-encoding/json
-go/token
-gopkg.in/yaml.v2
-internal/buildcfg
-log
-compress/flate
-math/big
+crypto/internal/fips140/ecdh
+crypto/internal/fips140/ecdsa
 crypto/internal/boring
 crypto/des
 vendor/golang.org/x/crypto/chacha20
@@ -720,42 +745,53 @@
 crypto/sha512
 crypto/hmac
 crypto/sha1
-go/scanner
 crypto/sha256
-encoding/hex
+encoding/csv
+encoding/json
+github.com/go-errors/errors
+github.com/pkg/errors
+go/token
+math/big
+internal/buildcfg
+gopkg.in/yaml.v2
+log
+compress/flate
+vendor/golang.org/x/crypto/chacha20poly1305
+net
 net/url
-vendor/golang.org/x/text/unicode/bidi
+encoding/hex
 vendor/golang.org/x/text/unicode/norm
+go/scanner
 vendor/golang.org/x/net/http2/hpack
-vendor/golang.org/x/crypto/chacha20poly1305
-go/ast
-compress/gzip
+vendor/golang.org/x/text/unicode/bidi
 mime
 mime/quotedprintable
 net/http/internal
+go/ast
 flag
 runtime/debug
 runtime/trace
+compress/gzip
 vendor/golang.org/x/text/secure/bidirule
 testing
+vendor/golang.org/x/net/idna
 go/constant
-encoding/asn1
 crypto/rand
+crypto/elliptic
 crypto/internal/boring/bbig
+encoding/asn1
 crypto/dsa
-crypto/elliptic
-vendor/golang.org/x/net/idna
+go/parser
 crypto/ed25519
-crypto/rsa
 crypto/internal/hpke
-go/parser
+crypto/rsa
 vendor/golang.org/x/crypto/cryptobyte
 crypto/x509/pkix
 crypto/ecdsa
 go/types
+net/textproto
 vendor/golang.org/x/net/http/httpproxy
 crypto/x509
-net/textproto
 vendor/golang.org/x/net/http/httpguts
 mime/multipart
 crypto/tls
@@ -806,7 +842,7 @@
 === RUN   TestValidation_Report
 --- PASS: TestValidation_Report (0.00s)
 === RUN   TestAssertMap
-2026/03/25 15:09:36 failed to apply directive to actual actual value: parsing time "99-99-99" as "2006-01-": cannot parse "99-99-99" as "2006"
+2025/02/20 08:47:40 failed to apply directive to actual actual value: parsing time "99-99-99" as "2006-01-": cannot parse "99-99-99" as "2006"
 --- PASS: TestAssertMap (0.00s)
 === RUN   TestAssert_StictMapCheckAbsent
 --- PASS: TestAssert_StictMapCheckAbsent (0.00s)
@@ -893,12 +929,14 @@
 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/1206606/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/1206606/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/899873 and its subdirectories
-I: Current time: Wed Mar 25 03:09:42 -12 2026
-I: pbuilder-time-stamp: 1774451382
+I: removing directory /srv/workspace/pbuilder/1206606 and its subdirectories
+I: Current time: Thu Feb 20 22:47:44 +14 2025
+I: pbuilder-time-stamp: 1740041264