Diff of the two buildlogs:

--
--- b1/build.log	2025-03-18 02:40:18.419979403 +0000
+++ b2/build.log	2025-03-18 02:41:38.644350769 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun Apr 19 21:01:02 -12 2026
-I: pbuilder-time-stamp: 1776675662
+I: Current time: Tue Mar 18 16:40:20 +14 2025
+I: pbuilder-time-stamp: 1742265620
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -22,51 +22,83 @@
 dpkg-source: info: unpacking git-credential-oauth_0.15.0-1.debian.tar.xz
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/1949452/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2700435/tmp/hooks/D01_modify_environment starting
+debug: Running on infom01-amd64.
+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 18 02:40 /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/2700435/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2700435/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='amd64'
-  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]="x86_64-pc-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=amd64
+  DEBIAN_FRONTEND=noninteractive
   DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='fc830cbf565f42b2b35461dc3b969e18'
-  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='1949452'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=98be0e89fdd5484ca02b5f1e9ac99fd6
+  LANG=C
+  LANGUAGE=et_EE:et
+  LC_ALL=C
+  MACHTYPE=x86_64-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=2700435
   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.CQ3TTVGT/pbuilderrc_APky --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.CQ3TTVGT/b1 --logfile b1/build.log git-credential-oauth_0.15.0-1.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'
+  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.CQ3TTVGT/pbuilderrc_iZqY --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.CQ3TTVGT/b2 --logfile b2/build.log git-credential-oauth_0.15.0-1.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'
 I: uname -a
-  Linux infom02-amd64 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/1949452/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2700435/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -145,7 +177,7 @@
 Get: 35 http://deb.debian.org/debian unstable/main amd64 golang-go amd64 2:1.24~2 [44.3 kB]
 Get: 36 http://deb.debian.org/debian unstable/main amd64 golang-any amd64 2:1.24~2 [5216 B]
 Get: 37 http://deb.debian.org/debian unstable/main amd64 golang-golang-x-oauth2-dev all 0.27.0-1 [37.2 kB]
-Fetched 70.8 MB in 2s (32.1 MB/s)
+Fetched 70.8 MB in 0s (150 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 ... 19784 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/git-credential-oauth-0.15.0/ && 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  > ../git-credential-oauth_0.15.0-1_source.changes
+I: user script /srv/workspace/pbuilder/2700435/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/2700435/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/git-credential-oauth-0.15.0/ && 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  > ../git-credential-oauth_0.15.0-1_source.changes
 dpkg-buildpackage: info: source package git-credential-oauth
 dpkg-buildpackage: info: source version 0.15.0-1
 dpkg-buildpackage: info: source distribution unstable
@@ -328,24 +364,24 @@
    dh_auto_build -O--builddirectory=_build -O--buildsystem=golang
 	cd _build && go install -trimpath -v -p 12 github.com/hickford/git-credential-oauth
 internal/goarch
-internal/asan
+internal/unsafeheader
+internal/profilerecord
 internal/byteorder
+internal/godebugs
 internal/coverage/rtcov
-internal/msan
+internal/cpu
 internal/goexperiment
-internal/profilerecord
-internal/unsafeheader
-internal/godebugs
 internal/goos
-internal/runtime/math
-internal/cpu
+internal/asan
+internal/msan
 internal/runtime/atomic
 internal/runtime/syscall
 sync/atomic
-internal/runtime/sys
 math/bits
+internal/runtime/math
 internal/abi
 internal/itoa
+internal/runtime/sys
 encoding
 cmp
 internal/chacha8rand
@@ -353,135 +389,135 @@
 unicode
 crypto/internal/fips140/alias
 crypto/internal/fips140deps/byteorder
+crypto/internal/fips140/subtle
 crypto/internal/boring/sig
 unicode/utf16
+internal/runtime/exithook
 vendor/golang.org/x/crypto/cryptobyte/asn1
-crypto/internal/fips140/subtle
 internal/nettrace
 container/list
+internal/bytealg
+crypto/internal/fips140deps/cpu
 vendor/golang.org/x/crypto/internal/alias
 log/internal
-internal/bytealg
 math
-crypto/internal/fips140deps/cpu
-internal/runtime/exithook
 internal/stringslite
 internal/race
 internal/sync
 internal/runtime/maps
 runtime
+internal/reflectlite
 iter
-sync
 crypto/subtle
-internal/reflectlite
 weak
+sync
 maps
 slices
+errors
+sort
 internal/bisect
-internal/singleflight
-unique
 internal/testlog
+unique
+internal/singleflight
 runtime/cgo
-errors
-sort
-internal/godebug
 internal/oserror
 io
-math/rand/v2
-vendor/golang.org/x/net/dns/dnsmessage
 strconv
 path
-strings
+math/rand/v2
+vendor/golang.org/x/net/dns/dnsmessage
 syscall
-crypto/internal/fips140deps/godebug
+internal/godebug
+strings
 hash
 bytes
+crypto
+crypto/internal/fips140deps/godebug
+reflect
 crypto/internal/randutil
 math/rand
 hash/crc32
-reflect
-crypto
 net/netip
+vendor/golang.org/x/text/transform
 crypto/internal/fips140
 crypto/internal/impl
 net/http/internal/testcert
+bufio
 net/http/internal/ascii
-crypto/tls/internal/fips140tls
 crypto/internal/fips140/sha256
 crypto/internal/fips140/sha3
 crypto/internal/fips140/sha512
-bufio
-vendor/golang.org/x/text/transform
+crypto/tls/internal/fips140tls
 crypto/sha3
+internal/syscall/execenv
+time
 crypto/internal/fips140/hmac
+internal/syscall/unix
 crypto/internal/fips140hash
 crypto/internal/fips140/check
-crypto/internal/fips140/aes
 crypto/internal/fips140/bigmod
-crypto/internal/fips140/nistec/fiat
+crypto/internal/fips140/aes
 crypto/internal/fips140/edwards25519/field
 crypto/internal/fips140/hkdf
 crypto/internal/fips140/tls12
+crypto/internal/fips140/nistec/fiat
 crypto/internal/fips140/tls13
-time
-internal/syscall/unix
-internal/syscall/execenv
 crypto/internal/fips140/edwards25519
-crypto/internal/fips140/nistec
-encoding/binary
-internal/fmtsort
 context
 io/fs
 internal/poll
+crypto/internal/fips140/nistec
 internal/filepathlite
+internal/fmtsort
+encoding/binary
+os
 encoding/base64
 vendor/golang.org/x/crypto/internal/poly1305
-os
 encoding/pem
-crypto/internal/sysrand
 fmt
+crypto/internal/sysrand
+path/filepath
 io/ioutil
 vendor/golang.org/x/sys/cpu
 net
-path/filepath
 crypto/internal/entropy
 crypto/internal/fips140/drbg
-crypto/internal/fips140/aes/gcm
 crypto/internal/fips140only
 crypto/internal/fips140/ecdh
-crypto/internal/fips140/ecdsa
 crypto/internal/fips140/rsa
-crypto/internal/fips140/ed25519
+crypto/internal/fips140/ecdsa
 crypto/internal/fips140/mlkem
+crypto/internal/fips140/aes/gcm
+crypto/internal/fips140/ed25519
+os/exec
 crypto/md5
 crypto/rc4
-os/exec
 crypto/cipher
 flag
-math/big
-encoding/json
-net/url
+encoding/hex
 log
-compress/flate
+net/url
 mime
-encoding/hex
-crypto/internal/boring
 vendor/golang.org/x/net/http2/hpack
+math/big
+encoding/json
+compress/flate
 vendor/golang.org/x/text/unicode/norm
+mime/quotedprintable
+vendor/golang.org/x/text/unicode/bidi
+crypto/internal/boring
+crypto/des
+vendor/golang.org/x/crypto/chacha20
 crypto/sha256
 crypto/aes
-crypto/des
 crypto/ecdh
 crypto/sha512
 crypto/sha1
+compress/gzip
 crypto/hmac
-vendor/golang.org/x/crypto/chacha20
-vendor/golang.org/x/text/unicode/bidi
-mime/quotedprintable
 net/http/internal
-runtime/debug
 vendor/golang.org/x/crypto/chacha20poly1305
-compress/gzip
+runtime/debug
 vendor/golang.org/x/text/secure/bidirule
 vendor/golang.org/x/net/idna
 crypto/rand
@@ -489,14 +525,14 @@
 crypto/dsa
 crypto/elliptic
 encoding/asn1
+crypto/rsa
 crypto/ed25519
 crypto/internal/hpke
-crypto/rsa
 vendor/golang.org/x/crypto/cryptobyte
 crypto/x509/pkix
 crypto/ecdsa
-net/textproto
 vendor/golang.org/x/net/http/httpproxy
+net/textproto
 crypto/x509
 vendor/golang.org/x/net/http/httpguts
 mime/multipart
@@ -527,7 +563,7 @@
     --- PASS: FuzzParse/seed#4 (0.00s)
     --- PASS: FuzzParse/seed#5 (0.00s)
 PASS
-ok  	github.com/hickford/git-credential-oauth	0.013s
+ok  	github.com/hickford/git-credential-oauth	0.004s
    create-stamp debian/debhelper-build-stamp
    dh_testroot -O--builddirectory=_build -O--buildsystem=golang
    dh_prep -O--builddirectory=_build -O--buildsystem=golang
@@ -557,8 +593,8 @@
 dpkg-gencontrol: warning: package git-credential-oauth: substitution variable ${misc:Static-Built-Using} unused, but is defined
    dh_md5sums -O--builddirectory=_build -O--buildsystem=golang
    dh_builddeb -O--builddirectory=_build -O--buildsystem=golang
-dpkg-deb: building package 'git-credential-oauth-dbgsym' in '../git-credential-oauth-dbgsym_0.15.0-1_amd64.deb'.
 dpkg-deb: building package 'git-credential-oauth' in '../git-credential-oauth_0.15.0-1_amd64.deb'.
+dpkg-deb: building package 'git-credential-oauth-dbgsym' in '../git-credential-oauth-dbgsym_0.15.0-1_amd64.deb'.
  dpkg-genbuildinfo --build=binary -O../git-credential-oauth_0.15.0-1_amd64.buildinfo
  dpkg-genchanges --build=binary -O../git-credential-oauth_0.15.0-1_amd64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -566,12 +602,14 @@
 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/2700435/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2700435/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/1949452 and its subdirectories
-I: Current time: Sun Apr 19 21:03:17 -12 2026
-I: pbuilder-time-stamp: 1776675797
+I: removing directory /srv/workspace/pbuilder/2700435 and its subdirectories
+I: Current time: Tue Mar 18 16:41:37 +14 2025
+I: pbuilder-time-stamp: 1742265697