Diff of the two buildlogs:

--
--- b1/build.log	2023-05-13 01:21:18.636728767 +0000
+++ b2/build.log	2023-05-13 01:25:05.026808381 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri May 12 13:17:46 -12 2023
-I: pbuilder-time-stamp: 1683940666
+I: Current time: Fri Jun 14 21:44:23 +14 2024
+I: pbuilder-time-stamp: 1718351063
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/bookworm-reproducible-base.tgz]
 I: copying local configuration
@@ -16,7 +16,7 @@
 I: copying [./shadowsocks-v2ray-plugin_1.3.1.orig.tar.gz]
 I: copying [./shadowsocks-v2ray-plugin_1.3.1-4.debian.tar.xz]
 I: Extracting source
-gpgv: Signature made Wed Jan 19 04:46:57 2022 -12
+gpgv: Signature made Thu Jan 20 06:46:57 2022 +14
 gpgv:                using RSA key 0A32ADBE80399BE7163859ECA4786B0DA70334A8
 gpgv:                issuer "rosh@debian.org"
 gpgv: Can't check signature: No public key
@@ -31,52 +31,84 @@
 dpkg-source: info: applying 04-Set-Mark-for-outbound-proxy.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/11077/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/25964/tmp/hooks/D01_modify_environment starting
+debug: Running on codethink13-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 Jun 14 21:44 /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/25964/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/25964/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build'
-  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]="15" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu")
+  BASH_VERSION='5.2.15(1)-release'
+  BUILDDIR=/build
+  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=8'
-  DISTRIBUTION='bookworm'
-  HOME='/var/lib/jenkins'
-  HOST_ARCH='arm64'
+  DIRSTACK=()
+  DISTRIBUTION=bookworm
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/var/lib/jenkins
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=aarch64
+  HOST_ARCH=arm64
   IFS=' 	
   '
-  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='11077'
-  PS1='# '
-  PS2='> '
+  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=25964
   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.Go72Q9g3/pbuilderrc_3FVj --distribution bookworm --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.Go72Q9g3/b1 --logfile b1/build.log shadowsocks-v2ray-plugin_1.3.1-4.dsc'
-  SUDO_GID='117'
-  SUDO_UID='110'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  USERNAME='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://192.168.101.16:3128'
+  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.Go72Q9g3/pbuilderrc_Z7Lj --distribution bookworm --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/bookworm-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.Go72Q9g3/b2 --logfile b2/build.log --extrapackages usrmerge shadowsocks-v2ray-plugin_1.3.1-4.dsc'
+  SUDO_GID=117
+  SUDO_UID=110
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  USERNAME=root
+  _='I: set'
+  http_proxy=http://192.168.101.16:3128
 I: uname -a
-  Linux codethink10-arm64 4.15.0-210-generic #221-Ubuntu SMP Tue Apr 18 08:32:48 UTC 2023 aarch64 GNU/Linux
+  Linux i-capture-the-hostname 4.15.0-210-generic #221-Ubuntu SMP Tue Apr 18 08:32:48 UTC 2023 aarch64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 May 10 22:25 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/11077/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Jun 13 06:48 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/25964/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -237,7 +269,7 @@
 Get: 115 http://deb.debian.org/debian bookworm/main arm64 golang-refraction-networking-utls-dev all 1.2.1-2 [416 kB]
 Get: 116 http://deb.debian.org/debian bookworm/main arm64 golang-v2ray-core-dev all 4.34.0-8 [1173 kB]
 Get: 117 http://deb.debian.org/debian bookworm/main arm64 help2man arm64 1.49.3 [198 kB]
-Fetched 169 MB in 10s (16.9 MB/s)
+Fetched 169 MB in 3s (50.0 MB/s)
 debconf: delaying package configuration, since apt-utils is not installed
 Selecting previously unselected package liblocale-gettext-perl.
 (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 ... 19616 files and directories currently installed.)
@@ -719,8 +751,17 @@
 Writing extended state information...
 Building tag database...
  -> Finished parsing the build-deps
+Reading package lists...
+Building dependency tree...
+Reading state information...
+usrmerge is already the newest version (35).
+0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/shadowsocks-v2ray-plugin-1.3.1/ && 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  > ../shadowsocks-v2ray-plugin_1.3.1-4_source.changes
+I: user script /srv/workspace/pbuilder/25964/tmp/hooks/A99_set_merged_usr starting
+Re-configuring usrmerge...
+I: user script /srv/workspace/pbuilder/25964/tmp/hooks/A99_set_merged_usr finished
+hostname: Temporary failure in name resolution
+I: Running cd /build/shadowsocks-v2ray-plugin-1.3.1/ && 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  > ../shadowsocks-v2ray-plugin_1.3.1-4_source.changes
 dpkg-buildpackage: info: source package shadowsocks-v2ray-plugin
 dpkg-buildpackage: info: source version 1.3.1-4
 dpkg-buildpackage: info: source distribution unstable
@@ -739,19 +780,19 @@
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
 	cd obj-aarch64-linux-gnu && go install -trimpath -v -p 8 github.com/shadowsocks/v2ray-plugin
-internal/goarch
 internal/unsafeheader
-internal/goexperiment
+internal/goarch
 internal/goos
+internal/goexperiment
 internal/race
 internal/cpu
-sync/atomic
 unicode
-runtime/internal/sys
-internal/abi
 runtime/internal/syscall
-runtime/internal/math
 unicode/utf8
+internal/abi
+sync/atomic
+runtime/internal/math
+runtime/internal/sys
 encoding
 internal/itoa
 math/bits
@@ -761,11 +802,11 @@
 v2ray.com/core/common/signal/semaphore
 crypto/internal/subtle
 crypto/subtle
+runtime/internal/atomic
+internal/bytealg
 crypto/internal/boring/sig
 v2ray.com/core/common/bitmask
 container/list
-internal/bytealg
-runtime/internal/atomic
 vendor/golang.org/x/crypto/cryptobyte/asn1
 math
 vendor/golang.org/x/crypto/internal/subtle
@@ -775,8 +816,8 @@
 github.com/lucas-clemente/quic-go/internal/utils/linkedlist
 golang.org/x/net/internal/iana
 runtime
-internal/reflectlite
 sync
+internal/reflectlite
 internal/testlog
 internal/singleflight
 v2ray.com/core/common/signal/done
@@ -786,120 +827,120 @@
 errors
 sort
 internal/oserror
+io
 internal/safefilepath
 path
-io
-strconv
 vendor/golang.org/x/net/dns/dnsmessage
-syscall
+strconv
 crypto/internal/nistec/fiat
+syscall
+bytes
 strings
 hash
-bytes
 crypto/internal/randutil
 hash/crc32
-vendor/golang.org/x/text/transform
-bufio
-go/build/constraint
-v2ray.com/core/common/cmdarg
 reflect
-regexp/syntax
 crypto
 crypto/rc4
+vendor/golang.org/x/text/transform
+go/build/constraint
+bufio
+regexp/syntax
+v2ray.com/core/common/cmdarg
 net/http/internal/ascii
-internal/syscall/unix
 internal/syscall/execenv
+internal/syscall/unix
 time
 regexp
 io/fs
-context
 v2ray.com/core/common/dice
+context
 internal/poll
 embed
-os
-internal/fmtsort
 encoding/binary
+internal/fmtsort
+os
 encoding/base64
-crypto/md5
 crypto/cipher
-vendor/golang.org/x/crypto/internal/poly1305
+crypto/md5
 crypto/internal/edwards25519/field
 crypto/internal/nistec
+vendor/golang.org/x/crypto/internal/poly1305
 golang.org/x/sys/unix
 encoding/pem
 vendor/golang.org/x/crypto/curve25519/internal/field
+crypto/internal/edwards25519
 v2ray.com/core/common/crypto/internal
 golang.org/x/crypto/internal/poly1305
+golang.org/x/crypto/curve25519/internal/field
+crypto/internal/boring
+crypto/hmac
 fmt
+crypto/aes
 internal/godebug
 os/signal
 internal/intern
 path/filepath
+net/netip
 internal/lazyregexp
 io/ioutil
-net/netip
-crypto/internal/boring
 crypto/des
-crypto/internal/edwards25519
-crypto/hmac
-crypto/aes
 crypto/sha512
-os/exec
-v2ray.com/core/common/platform
 crypto/sha1
 crypto/sha256
+os/exec
+v2ray.com/core/common/platform
 vendor/golang.org/x/crypto/chacha20
 vendor/golang.org/x/crypto/hkdf
 golang.org/x/crypto/chacha20
-golang.org/x/crypto/curve25519/internal/field
+golang.org/x/crypto/curve25519
 golang.org/x/crypto/hkdf
-net
-vendor/golang.org/x/crypto/chacha20poly1305
 golang.org/x/sys/cpu
+vendor/golang.org/x/crypto/chacha20poly1305
 golang.org/x/crypto/chacha20poly1305
-golang.org/x/crypto/curve25519
+net
 internal/goroot
+flag
+go/token
 log
 os/user
 encoding/json
-go/token
-flag
 go/doc/comment
-internal/buildcfg
 go/scanner
+internal/buildcfg
 math/big
 encoding/hex
 compress/flate
-go/ast
 net/url
+go/ast
 vendor/golang.org/x/crypto/curve25519
 vendor/golang.org/x/text/unicode/bidi
-compress/gzip
-github.com/golang/protobuf/proto
 vendor/golang.org/x/text/unicode/norm
+github.com/golang/protobuf/proto
+compress/gzip
 vendor/golang.org/x/net/http2/hpack
 go/doc
 go/internal/typeparams
 go/parser
 vendor/golang.org/x/text/secure/bidirule
 mime
+mime/quotedprintable
 crypto/rand
-crypto/internal/boring/bbig
 crypto/elliptic
+crypto/internal/boring/bbig
 encoding/asn1
 crypto/ed25519
 crypto/rsa
 crypto/dsa
 vendor/golang.org/x/net/idna
-mime/quotedprintable
 net/http/internal
+github.com/lucas-clemente/quic-go/internal/protocol
+golang.org/x/net/bpf
+github.com/lucas-clemente/quic-go/quicvarint
 vendor/golang.org/x/crypto/cryptobyte
 crypto/x509/pkix
 go/build
-github.com/lucas-clemente/quic-go/internal/protocol
 golang.org/x/crypto/cryptobyte
-github.com/lucas-clemente/quic-go/quicvarint
-golang.org/x/net/bpf
 crypto/ecdsa
 v2ray.com/core/common/serial
 v2ray.com/core/common/log
@@ -917,23 +958,23 @@
 v2ray.com/core/features/policy
 v2ray.com/core/common/signal
 v2ray.com/core/common/buf
+github.com/pires/go-proxyproto
 vendor/golang.org/x/net/http/httpproxy
 github.com/lucas-clemente/quic-go/internal/utils
 net/textproto
-github.com/pires/go-proxyproto
-crypto/x509
 golang.org/x/net/internal/socket
+crypto/x509
 vendor/golang.org/x/net/http/httpguts
 mime/multipart
-golang.org/x/net/ipv4
 golang.org/x/net/ipv6
+golang.org/x/net/ipv4
 v2ray.com/core/common/net
 v2ray.com/core/transport/pipe
 v2ray.com/core/common/platform/filesystem
 v2ray.com/core/features/dns
 v2ray.com/core/features/inbound
-v2ray.com/core/common/protocol/udp
 v2ray.com/core/common/protocol
+v2ray.com/core/common/protocol/udp
 v2ray.com/core/features/dns/localdns
 v2ray.com/core/common/protocol/tls/cert
 crypto/tls
@@ -948,9 +989,9 @@
 v2ray.com/core/features/routing/session
 v2ray.com/core/proxy
 v2ray.com/core
+v2ray.com/core/common/mux
 v2ray.com/core/proxy/dokodemo
 v2ray.com/core/proxy/freedom
-v2ray.com/core/common/mux
 net/http/httptrace
 v2ray.com/core/transport/internet/tls
 github.com/marten-seemann/qtls-go1-19
@@ -963,9 +1004,9 @@
 github.com/lucas-clemente/quic-go/internal/flowcontrol
 github.com/lucas-clemente/quic-go/internal/wire
 github.com/lucas-clemente/quic-go/logging
+github.com/lucas-clemente/quic-go/internal/congestion
 github.com/lucas-clemente/quic-go/internal/handshake
 github.com/lucas-clemente/quic-go/internal/logutils
-github.com/lucas-clemente/quic-go/internal/congestion
 github.com/lucas-clemente/quic-go/internal/ackhandler
 github.com/lucas-clemente/quic-go
 v2ray.com/core/common/protocol/http
@@ -1012,8 +1053,8 @@
 dpkg-gencontrol: warning: package shadowsocks-v2ray-plugin: substitution variable ${misc:Static-Built-Using} unused, but is defined
    dh_md5sums -O--buildsystem=golang
    dh_builddeb -O--buildsystem=golang
-dpkg-deb: building package 'shadowsocks-v2ray-plugin-dbgsym' in '../shadowsocks-v2ray-plugin-dbgsym_1.3.1-4_arm64.deb'.
 dpkg-deb: building package 'shadowsocks-v2ray-plugin' in '../shadowsocks-v2ray-plugin_1.3.1-4_arm64.deb'.
+dpkg-deb: building package 'shadowsocks-v2ray-plugin-dbgsym' in '../shadowsocks-v2ray-plugin-dbgsym_1.3.1-4_arm64.deb'.
  dpkg-genbuildinfo --build=binary -O../shadowsocks-v2ray-plugin_1.3.1-4_arm64.buildinfo
  dpkg-genchanges --build=binary -O../shadowsocks-v2ray-plugin_1.3.1-4_arm64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -1021,12 +1062,14 @@
 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/25964/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/25964/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/11077 and its subdirectories
-I: Current time: Fri May 12 13:21:17 -12 2023
-I: pbuilder-time-stamp: 1683940877
+I: removing directory /srv/workspace/pbuilder/25964 and its subdirectories
+I: Current time: Fri Jun 14 21:48:03 +14 2024
+I: pbuilder-time-stamp: 1718351283