Diff of the two buildlogs:

--
--- b1/build.log	2024-04-26 03:57:34.974344097 +0000
+++ b2/build.log	2024-04-26 03:58:46.451294050 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Apr 25 15:55:39 -12 2024
-I: pbuilder-time-stamp: 1714103740
+I: Current time: Fri May 30 00:20:37 +14 2025
+I: pbuilder-time-stamp: 1748514037
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -33,54 +33,86 @@
 dpkg-source: info: applying netip-port.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/17648/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/25649/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos16-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 May 29 10:20 /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/25649/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/25649/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=11 '
-  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]="21" [3]="1" [4]="release" [5]="i686-pc-linux-gnu")
+  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=i386
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=21 '
+  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='3dbb94582310459088aa369792851770'
-  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='17648'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=975512acd915475ca661f878d6f00f0c
+  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=25649
   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.6aHdoJ8I/pbuilderrc_1HV7 --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.6aHdoJ8I/b1 --logfile b1/build.log vip-manager_1.0.2-8.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://46.16.76.132:3128'
+  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.6aHdoJ8I/pbuilderrc_DI8e --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.6aHdoJ8I/b2 --logfile b2/build.log vip-manager_1.0.2-8.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://213.165.73.152:3128
 I: uname -a
-  Linux ionos12-i386 6.1.0-20-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.85-1 (2024-04-11) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-20-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.85-1 (2024-04-11) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Apr 25 07:43 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/17648/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 May 27 14:06 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/25649/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -335,7 +367,7 @@
 Get: 193 http://deb.debian.org/debian unstable/main i386 golang-github-mdlayher-ethernet-dev all 0.0~git20220221.529eae5-1 [9788 B]
 Get: 194 http://deb.debian.org/debian unstable/main i386 golang-github-mdlayher-arp-dev all 0.0~git20220512.6706a29-1 [11.5 kB]
 Get: 195 http://deb.debian.org/debian unstable/main i386 golang-github-mitchellh-go-homedir-dev all 1.1.0-1 [5168 B]
-Fetched 169 MB in 4s (46.3 MB/s)
+Fetched 169 MB in 3s (62.8 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package golang-golang-x-sys-dev.
 (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 ... 19679 files and directories currently installed.)
@@ -1130,7 +1162,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/vip-manager-1.0.2/ && 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  > ../vip-manager_1.0.2-8_source.changes
+I: user script /srv/workspace/pbuilder/25649/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/25649/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/vip-manager-1.0.2/ && 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  > ../vip-manager_1.0.2-8_source.changes
 dpkg-buildpackage: info: source package vip-manager
 dpkg-buildpackage: info: source version 1.0.2-8
 dpkg-buildpackage: info: source distribution unstable
@@ -1148,47 +1184,47 @@
    dh_autoreconf -O--buildsystem=golang
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
-	cd obj-i686-linux-gnu && go install -trimpath -v -p 11 github.com/cybertec-postgresql/vip-manager github.com/cybertec-postgresql/vip-manager/checker github.com/cybertec-postgresql/vip-manager/ipmanager github.com/cybertec-postgresql/vip-manager/vipconfig
+	cd obj-i686-linux-gnu && go install -trimpath -v -p 21 github.com/cybertec-postgresql/vip-manager github.com/cybertec-postgresql/vip-manager/checker github.com/cybertec-postgresql/vip-manager/ipmanager github.com/cybertec-postgresql/vip-manager/vipconfig
 internal/godebugs
-internal/unsafeheader
-internal/goarch
-internal/coverage/rtcov
+unicode/utf16
 internal/goos
-runtime/internal/syscall
-internal/goexperiment
-runtime/internal/atomic
 internal/itoa
-sync/atomic
-internal/abi
+container/list
+internal/goarch
 internal/race
-internal/chacha8rand
-internal/cpu
-runtime/internal/math
-runtime/internal/sys
 math/bits
-unicode/utf8
-cmp
-container/list
-unicode
+internal/coverage/rtcov
+vendor/golang.org/x/crypto/cryptobyte/asn1
 crypto/internal/alias
 crypto/internal/boring/sig
-slices
-unicode/utf16
-vendor/golang.org/x/crypto/cryptobyte/asn1
-math
+cmp
+internal/unsafeheader
+unicode/utf8
+runtime/internal/syscall
+internal/cpu
+sync/atomic
+runtime/internal/atomic
+internal/goexperiment
+unicode
+internal/chacha8rand
+runtime/internal/math
+internal/abi
 internal/nettrace
-vendor/golang.org/x/crypto/internal/alias
 encoding
+vendor/golang.org/x/crypto/internal/alias
 log/internal
+runtime/internal/sys
+slices
+math
 github.com/pelletier/go-toml/v2/internal/characters
 internal/bytealg
 runtime
 internal/reflectlite
-sync
 crypto/subtle
+sync
 internal/testlog
-internal/bisect
 internal/singleflight
+internal/bisect
 github.com/spf13/viper/internal/encoding
 runtime/cgo
 errors
@@ -1196,146 +1232,146 @@
 internal/godebug
 internal/oserror
 strconv
+internal/safefilepath
 io
-vendor/golang.org/x/net/dns/dnsmessage
-path
 github.com/hashicorp/hcl/hcl/strconv
-internal/safefilepath
+path
+vendor/golang.org/x/net/dns/dnsmessage
 crypto/internal/nistec/fiat
 syscall
 math/rand
 internal/intern
-bytes
-hash
 go.etcd.io/etcd/pkg/pathutil
-hash/crc32
-strings
 crypto/internal/randutil
+hash
 text/tabwriter
-crypto
+bytes
+strings
+hash/crc32
 crypto/rc4
-reflect
+crypto
 net/netip
 vendor/golang.org/x/text/transform
 golang.org/x/text/transform
-regexp/syntax
+reflect
+net/http/internal/ascii
 bufio
+regexp/syntax
 html
-net/http/internal/ascii
 golang.org/x/text/runes
-time
 internal/syscall/execenv
 internal/syscall/unix
+time
 regexp
+crypto/internal/nistec
 context
-internal/poll
 io/fs
-crypto/internal/nistec
+internal/poll
 github.com/spf13/afero/internal/common
 internal/fmtsort
 encoding/binary
 github.com/modern-go/reflect2
 os
-crypto/md5
+crypto/internal/edwards25519/field
 crypto/cipher
 encoding/base64
-vendor/golang.org/x/crypto/internal/poly1305
 github.com/josharian/native
-crypto/internal/edwards25519/field
+crypto/md5
+vendor/golang.org/x/crypto/internal/poly1305
 golang.org/x/sys/unix
 encoding/pem
+crypto/internal/edwards25519
 crypto/internal/boring
 crypto/des
 vendor/golang.org/x/crypto/chacha20
-crypto/internal/edwards25519
 crypto/aes
 crypto/ecdh
-crypto/sha512
 crypto/hmac
-crypto/sha1
+crypto/sha512
 crypto/sha256
+crypto/sha1
 vendor/golang.org/x/crypto/hkdf
 vendor/golang.org/x/crypto/chacha20poly1305
-fmt
-path/filepath
 io/ioutil
 os/signal
+path/filepath
+fmt
 net
 github.com/spf13/afero/mem
 os/exec
 encoding/hex
 log
-net/url
-github.com/coreos/go-semver/semver
 runtime/debug
-encoding/json
-math/big
-compress/flate
-vendor/golang.org/x/text/unicode/norm
+mime/quotedprintable
 vendor/golang.org/x/net/http2/hpack
-go.etcd.io/etcd/version
+encoding/json
+github.com/subosito/gotenv
 mime
-mime/quotedprintable
-github.com/modern-go/concurrent
-vendor/golang.org/x/text/unicode/bidi
-net/http/internal
+net/url
+github.com/coreos/go-semver/semver
 encoding/csv
 flag
-golang.org/x/text/unicode/norm
-text/template/parse
-compress/gzip
-github.com/spf13/jwalterweatherman
-github.com/subosito/gotenv
+net/http/internal
 github.com/hashicorp/hcl/hcl/token
-vendor/golang.org/x/text/secure/bidirule
+text/template/parse
+math/big
+compress/flate
+vendor/golang.org/x/text/unicode/norm
+golang.org/x/text/unicode/norm
 gopkg.in/ini.v1
+github.com/pelletier/go-toml/v2/internal/danger
+gopkg.in/yaml.v3
+golang.org/x/net/bpf
+github.com/pelletier/go-toml/v2/unstable
+golang.org/x/sync/errgroup
+go.etcd.io/etcd/version
 github.com/hashicorp/hcl/hcl/ast
+github.com/modern-go/concurrent
 github.com/hashicorp/hcl/hcl/scanner
+github.com/spf13/jwalterweatherman
+vendor/golang.org/x/text/unicode/bidi
 github.com/hashicorp/hcl/json/token
 github.com/hashicorp/hcl/json/scanner
-github.com/pelletier/go-toml/v2/internal/danger
 github.com/hashicorp/hcl/hcl/parser
 github.com/hashicorp/hcl/json/parser
-vendor/golang.org/x/net/idna
-github.com/pelletier/go-toml/v2/unstable
-github.com/spf13/viper/internal/encoding/json
-github.com/fsnotify/fsnotify
-gopkg.in/yaml.v3
-github.com/hashicorp/hcl/hcl/printer
-github.com/hashicorp/hcl
-text/template
-golang.org/x/net/bpf
 github.com/pelletier/go-toml/v2/internal/tracker
-golang.org/x/sync/errgroup
+compress/gzip
 github.com/pelletier/go-toml/v2
+github.com/hashicorp/hcl
+github.com/hashicorp/hcl/hcl/printer
+text/template
+vendor/golang.org/x/text/secure/bidirule
+vendor/golang.org/x/net/idna
 github.com/spf13/viper/internal/encoding/hcl
+github.com/spf13/viper/internal/encoding/json
+github.com/fsnotify/fsnotify
 github.com/mdlayher/socket
-crypto/elliptic
+github.com/spf13/viper/internal/encoding/toml
+html/template
 crypto/internal/boring/bbig
-crypto/internal/bigmod
-encoding/asn1
 crypto/rand
 crypto/dsa
+crypto/internal/bigmod
+crypto/elliptic
+encoding/asn1
 github.com/json-iterator/go
+github.com/spf13/viper/internal/encoding/yaml
 crypto/ed25519
 crypto/rsa
-vendor/golang.org/x/crypto/cryptobyte
 crypto/x509/pkix
-html/template
-github.com/spf13/viper/internal/encoding/toml
-crypto/ecdsa
-github.com/spf13/viper/internal/encoding/yaml
+vendor/golang.org/x/crypto/cryptobyte
 github.com/spf13/cast
+crypto/ecdsa
 github.com/spf13/viper/internal/encoding/dotenv
 github.com/spf13/viper/internal/encoding/ini
-vendor/golang.org/x/net/http/httpproxy
 go.etcd.io/etcd/pkg/types
-net/textproto
 github.com/mdlayher/ethernet
-github.com/mitchellh/mapstructure
 github.com/mdlayher/packet
-crypto/x509
+vendor/golang.org/x/net/http/httpproxy
+github.com/mitchellh/mapstructure
+net/textproto
 github.com/spf13/pflag
+crypto/x509
 go.etcd.io/etcd/pkg/srv
 github.com/mdlayher/arp
 vendor/golang.org/x/net/http/httpguts
@@ -1344,8 +1380,8 @@
 crypto/tls
 net/http/httptrace
 net/http
-github.com/spf13/afero
 github.com/magiconair/properties
+github.com/spf13/afero
 github.com/coreos/etcd/client
 github.com/spf13/viper/internal/encoding/javaproperties
 github.com/spf13/viper
@@ -1353,7 +1389,7 @@
 github.com/cybertec-postgresql/vip-manager/checker
 github.com/cybertec-postgresql/vip-manager
    dh_auto_test -O--buildsystem=golang
-	cd obj-i686-linux-gnu && go test -vet=off -v -p 11 github.com/cybertec-postgresql/vip-manager github.com/cybertec-postgresql/vip-manager/checker github.com/cybertec-postgresql/vip-manager/ipmanager github.com/cybertec-postgresql/vip-manager/vipconfig
+	cd obj-i686-linux-gnu && go test -vet=off -v -p 21 github.com/cybertec-postgresql/vip-manager github.com/cybertec-postgresql/vip-manager/checker github.com/cybertec-postgresql/vip-manager/ipmanager github.com/cybertec-postgresql/vip-manager/vipconfig
 ?   	github.com/cybertec-postgresql/vip-manager	[no test files]
 ?   	github.com/cybertec-postgresql/vip-manager/checker	[no test files]
 ?   	github.com/cybertec-postgresql/vip-manager/ipmanager	[no test files]
@@ -1404,12 +1440,14 @@
 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/25649/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/25649/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/17648 and its subdirectories
-I: Current time: Thu Apr 25 15:57:34 -12 2024
-I: pbuilder-time-stamp: 1714103854
+I: removing directory /srv/workspace/pbuilder/25649 and its subdirectories
+I: Current time: Fri May 30 00:21:45 +14 2025
+I: pbuilder-time-stamp: 1748514105