Diff of the two buildlogs:

--
--- b1/build.log	2024-05-30 15:41:56.723020371 +0000
+++ b2/build.log	2024-05-30 15:47:53.051885000 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu May 30 03:39:07 -12 2024
-I: pbuilder-time-stamp: 1717083547
+I: Current time: Fri May 31 05:42:09 +14 2024
+I: pbuilder-time-stamp: 1717083729
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -26,52 +26,84 @@
 dpkg-source: info: unpacking golang-github-mailru-easyjson_0.7.7-1.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/14501/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/22988/tmp/hooks/D01_modify_environment starting
+debug: Running on virt32a.
+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 May 30 15:43 /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/22988/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/22988/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='armhf'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='armhf'
+  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]="21" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf")
+  BASH_VERSION='5.2.21(1)-release'
+  BUILDDIR=/build/reproducible-path
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=armhf
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 '
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=arm
+  HOST_ARCH=armhf
   IFS=' 	
   '
-  INVOCATION_ID='71381ab03fd04cdcb61603d926185bed'
-  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='14501'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=c3d3ca754e3e4aaaa339814937a9a934
+  LANG=C
+  LANGUAGE=it_CH:it
+  LC_ALL=C
+  MACHTYPE=arm-unknown-linux-gnueabihf
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnueabihf
+  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=22988
   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.bm7mq1qP/pbuilderrc_th80 --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.bm7mq1qP/b1 --logfile b1/build.log golang-github-mailru-easyjson_0.7.7-1.dsc'
-  SUDO_GID='110'
-  SUDO_UID='103'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://10.0.0.15:3142/'
+  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.bm7mq1qP/pbuilderrc_xxZL --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.bm7mq1qP/b2 --logfile b2/build.log golang-github-mailru-easyjson_0.7.7-1.dsc'
+  SUDO_GID=113
+  SUDO_UID=107
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://10.0.0.15:3142/
 I: uname -a
-  Linux virt64z 6.1.0-21-arm64 #1 SMP Debian 6.1.90-1 (2024-05-03) aarch64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-21-armmp-lpae #1 SMP Debian 6.1.90-1 (2024-05-03) armv7l GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 May 26 11:25 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/14501/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 May 28 11:24 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/22988/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -149,7 +181,7 @@
 Get: 34 http://deb.debian.org/debian trixie/main armhf golang-go armhf 2:1.22~3 [44.2 kB]
 Get: 35 http://deb.debian.org/debian trixie/main armhf golang-any armhf 2:1.22~3 [5104 B]
 Get: 36 http://deb.debian.org/debian trixie/main armhf golang-github-josharian-intern-dev all 1.0.0-3 [3440 B]
-Fetched 58.7 MB in 4s (15.9 MB/s)
+Fetched 58.7 MB in 1s (46.5 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 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 ... 19444 files and directories currently installed.)
@@ -308,7 +340,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/golang-github-mailru-easyjson-0.7.7/ && 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-mailru-easyjson_0.7.7-1_source.changes
+I: user script /srv/workspace/pbuilder/22988/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/22988/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/golang-github-mailru-easyjson-0.7.7/ && 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-mailru-easyjson_0.7.7-1_source.changes
 dpkg-buildpackage: info: source package golang-github-mailru-easyjson
 dpkg-buildpackage: info: source version 0.7.7-1
 dpkg-buildpackage: info: source distribution unstable
@@ -328,17 +364,17 @@
    debian/rules override_dh_auto_build
 make[1]: Entering directory '/build/reproducible-path/golang-github-mailru-easyjson-0.7.7'
 dh_auto_build
-	cd build && go install -trimpath -v -p 3 github.com/mailru/easyjson github.com/mailru/easyjson/benchmark github.com/mailru/easyjson/bootstrap github.com/mailru/easyjson/buffer github.com/mailru/easyjson/easyjson github.com/mailru/easyjson/gen github.com/mailru/easyjson/jlexer github.com/mailru/easyjson/jwriter github.com/mailru/easyjson/opt github.com/mailru/easyjson/parser github.com/mailru/easyjson/tests
+	cd build && go install -trimpath -v -p 4 github.com/mailru/easyjson github.com/mailru/easyjson/benchmark github.com/mailru/easyjson/bootstrap github.com/mailru/easyjson/buffer github.com/mailru/easyjson/easyjson github.com/mailru/easyjson/gen github.com/mailru/easyjson/jlexer github.com/mailru/easyjson/jwriter github.com/mailru/easyjson/opt github.com/mailru/easyjson/parser github.com/mailru/easyjson/tests
 internal/goarch
 internal/unsafeheader
-internal/cpu
 internal/coverage/rtcov
+internal/godebugs
 internal/abi
 internal/chacha8rand
-internal/bytealg
-internal/godebugs
+internal/cpu
 internal/goexperiment
 internal/goos
+internal/bytealg
 runtime/internal/atomic
 runtime/internal/math
 runtime/internal/sys
@@ -347,28 +383,28 @@
 sync/atomic
 unicode
 unicode/utf8
-runtime
 math/bits
-math
 internal/itoa
 cmp
+math
 slices
 encoding
 unicode/utf16
 internal/nettrace
-crypto/internal/alias
 container/list
+runtime
+crypto/internal/alias
 crypto/internal/boring/sig
 vendor/golang.org/x/crypto/cryptobyte/asn1
-log/internal
 vendor/golang.org/x/crypto/internal/alias
+log/internal
 internal/goversion
 internal/platform
-internal/reflectlite
-sync
 crypto/subtle
-internal/testlog
+sync
+internal/reflectlite
 github.com/josharian/intern
+internal/testlog
 internal/bisect
 internal/singleflight
 runtime/cgo
@@ -376,120 +412,120 @@
 errors
 sort
 io
-bytes
 strconv
 internal/oserror
+bytes
 syscall
-reflect
 internal/safefilepath
 path
+reflect
+strings
+vendor/golang.org/x/net/dns/dnsmessage
 internal/syscall/unix
 time
 internal/syscall/execenv
-strings
-vendor/golang.org/x/net/dns/dnsmessage
 internal/intern
-internal/poll
-io/fs
-encoding/binary
-internal/fmtsort
-context
-encoding/base64
-os
 net/netip
 bufio
 hash
 hash/crc32
 crypto
-crypto/cipher
 crypto/internal/randutil
 math/rand
+crypto/internal/nistec/fiat
+internal/poll
+io/fs
+encoding/binary
+internal/fmtsort
+context
+os
+encoding/base64
+crypto/cipher
+crypto/internal/edwards25519/field
+crypto/internal/edwards25519
 crypto/internal/boring
+crypto/aes
+crypto/des
 fmt
 net
 io/ioutil
-crypto/aes
-crypto/des
-crypto/internal/edwards25519/field
-crypto/internal/nistec/fiat
+crypto/sha512
+crypto/hmac
+crypto/md5
+crypto/rc4
+crypto/sha1
 encoding/json
-github.com/mailru/easyjson/jlexer
 compress/flate
-compress/gzip
 math/big
+compress/gzip
 crypto/internal/nistec
+github.com/mailru/easyjson/jlexer
+crypto/sha256
+encoding/hex
 crypto/ecdh
-crypto/sha512
-crypto/internal/edwards25519
+encoding/pem
 crypto/rand
 crypto/elliptic
 crypto/internal/bigmod
 crypto/internal/boring/bbig
 encoding/asn1
 crypto/ed25519
-crypto/hmac
-crypto/md5
-crypto/rc4
-vendor/golang.org/x/crypto/cryptobyte
 crypto/rsa
-crypto/ecdsa
-crypto/sha1
-crypto/sha256
 crypto/dsa
-encoding/hex
-encoding/pem
-crypto/x509/pkix
 net/url
+vendor/golang.org/x/crypto/cryptobyte
+crypto/x509/pkix
 path/filepath
-github.com/mailru/easyjson/buffer
 vendor/golang.org/x/crypto/chacha20
-github.com/mailru/easyjson/jwriter
+crypto/ecdsa
 vendor/golang.org/x/crypto/internal/poly1305
-crypto/x509
 vendor/golang.org/x/crypto/hkdf
-vendor/golang.org/x/crypto/chacha20poly1305
 vendor/golang.org/x/text/transform
+vendor/golang.org/x/crypto/chacha20poly1305
 log
 vendor/golang.org/x/text/unicode/norm
-vendor/golang.org/x/text/unicode/bidi
-vendor/golang.org/x/text/secure/bidirule
-net/textproto
 vendor/golang.org/x/net/http2/hpack
-crypto/tls
-vendor/golang.org/x/net/idna
+vendor/golang.org/x/text/unicode/bidi
 mime
+vendor/golang.org/x/text/secure/bidirule
 mime/quotedprintable
-mime/multipart
-vendor/golang.org/x/net/http/httpguts
-vendor/golang.org/x/net/http/httpproxy
 net/http/internal
 net/http/internal/ascii
 github.com/mailru/easyjson/benchmark
 go/token
 go/build/constraint
-go/scanner
+vendor/golang.org/x/net/idna
 go/doc/comment
+go/scanner
 go/ast
 text/tabwriter
 os/exec
-go/internal/typeparams
 regexp/syntax
+flag
+go/internal/typeparams
 go/parser
 go/printer
 regexp
-net/http/httptrace
-flag
-net/http
+github.com/mailru/easyjson/buffer
+github.com/mailru/easyjson/jwriter
+crypto/x509
+net/textproto
+vendor/golang.org/x/net/http/httpguts
+vendor/golang.org/x/net/http/httpproxy
+mime/multipart
 go/format
-github.com/mailru/easyjson/bootstrap
 hash/fnv
+github.com/mailru/easyjson/bootstrap
 internal/lazyregexp
 internal/buildcfg
 go/doc
 internal/goroot
 github.com/mailru/easyjson/opt
 go/build
+crypto/tls
 github.com/mailru/easyjson/parser
+net/http/httptrace
+net/http
 github.com/mailru/easyjson
 github.com/mailru/easyjson/gen
 github.com/mailru/easyjson/tests
@@ -546,8 +582,8 @@
 dpkg-gencontrol: warning: package golang-easyjson: substitution variable ${misc:Static-Built-Using} unused, but is defined
    dh_md5sums -O--buildsystem=golang -O--builddirectory=build
    dh_builddeb -O--buildsystem=golang -O--builddirectory=build
-dpkg-deb: building package 'golang-github-mailru-easyjson-dev' in '../golang-github-mailru-easyjson-dev_0.7.7-1_all.deb'.
 dpkg-deb: building package 'golang-easyjson' in '../golang-easyjson_0.7.7-1_armhf.deb'.
+dpkg-deb: building package 'golang-github-mailru-easyjson-dev' in '../golang-github-mailru-easyjson-dev_0.7.7-1_all.deb'.
  dpkg-genbuildinfo --build=binary -O../golang-github-mailru-easyjson_0.7.7-1_armhf.buildinfo
  dpkg-genchanges --build=binary -O../golang-github-mailru-easyjson_0.7.7-1_armhf.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -555,12 +591,14 @@
 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/22988/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/22988/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/14501 and its subdirectories
-I: Current time: Thu May 30 03:41:53 -12 2024
-I: pbuilder-time-stamp: 1717083713
+I: removing directory /srv/workspace/pbuilder/22988 and its subdirectories
+I: Current time: Fri May 31 05:47:49 +14 2024
+I: pbuilder-time-stamp: 1717084069