Diff of the two buildlogs:

--
--- b1/build.log	2024-05-24 16:55:19.734596178 +0000
+++ b2/build.log	2024-05-24 16:57:42.732513075 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Thu Jun 26 11:15:47 -12 2025
-I: pbuilder-time-stamp: 1750979747
+I: Current time: Sat May 25 06:55:22 +14 2024
+I: pbuilder-time-stamp: 1716569722
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -25,51 +25,83 @@
 dpkg-source: info: unpacking golang-github-go-macaron-toolbox_0.0~git20170220.0.6766b8f-7.debian.tar.xz
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/237347/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/3544605/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 May 24 16:55 /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/3544605/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/3544605/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]="21" [3]="1" [4]="release" [5]="x86_64-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=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='2718c2d36d3d4ad8b829e995ce3bd232'
-  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='237347'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=799567ad3d8a47a79d101b94883bca3a
+  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=3544605
   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.fOdSrXNW/pbuilderrc_1pd9 --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.fOdSrXNW/b1 --logfile b1/build.log golang-github-go-macaron-toolbox_0.0~git20170220.0.6766b8f-7.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.fOdSrXNW/pbuilderrc_2eHr --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.fOdSrXNW/b2 --logfile b2/build.log golang-github-go-macaron-toolbox_0.0~git20170220.0.6766b8f-7.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 6.7.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.7.12-1~bpo12+1 (2024-05-06) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-21-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.90-1 (2024-05-03) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Jun 26 14:05 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/237347/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 May 24 07:42 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/3544605/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -167,7 +199,7 @@
 Get: 50 http://deb.debian.org/debian unstable/main amd64 golang-github-unknwon-com-dev all 1+git20170819.7677a1d-2 [17.2 kB]
 Get: 51 http://deb.debian.org/debian unstable/main amd64 golang-gopkg-ini.v1-dev all 1.67.0-1 [39.9 kB]
 Get: 52 http://deb.debian.org/debian unstable/main amd64 golang-gopkg-macaron.v1-dev all 1.2.2-3 [22.3 kB]
-Fetched 71.8 MB in 1s (73.2 MB/s)
+Fetched 71.8 MB in 1s (95.3 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 ... 19718 files and directories currently installed.)
@@ -395,7 +427,11 @@
 fakeroot is already the newest version (1.34-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/golang-github-go-macaron-toolbox-0.0~git20170220.0.6766b8f/ && 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-go-macaron-toolbox_0.0~git20170220.0.6766b8f-7_source.changes
+I: user script /srv/workspace/pbuilder/3544605/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/3544605/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/golang-github-go-macaron-toolbox-0.0~git20170220.0.6766b8f/ && 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-go-macaron-toolbox_0.0~git20170220.0.6766b8f-7_source.changes
 dpkg-buildpackage: info: source package golang-github-go-macaron-toolbox
 dpkg-buildpackage: info: source version 0.0~git20170220.0.6766b8f-7
 dpkg-buildpackage: info: source distribution unstable
@@ -414,34 +450,34 @@
    dh_auto_configure -O--buildsystem=golang
    dh_auto_build -O--buildsystem=golang
 	cd obj-x86_64-linux-gnu && go install -trimpath -v -p 12 github.com/go-macaron/toolbox
-internal/coverage/rtcov
 internal/godebugs
-unicode
-internal/goarch
-internal/race
-internal/cpu
 internal/goexperiment
-runtime/internal/atomic
+internal/goarch
 internal/unsafeheader
-sync/atomic
-unicode/utf8
-runtime/internal/syscall
-encoding
 internal/goos
+runtime/internal/atomic
+internal/coverage/rtcov
+internal/cpu
+runtime/internal/syscall
+unicode
+sync/atomic
+internal/race
 internal/abi
 internal/chacha8rand
 runtime/internal/math
+unicode/utf8
+runtime/internal/sys
+encoding
 math/bits
 internal/itoa
-runtime/internal/sys
 cmp
 unicode/utf16
 crypto/internal/alias
 crypto/subtle
 crypto/internal/boring/sig
-container/list
-vendor/golang.org/x/crypto/cryptobyte/asn1
 slices
+vendor/golang.org/x/crypto/cryptobyte/asn1
+container/list
 internal/nettrace
 vendor/golang.org/x/crypto/internal/alias
 log/internal
@@ -451,121 +487,121 @@
 internal/reflectlite
 sync
 internal/testlog
-internal/singleflight
 internal/bisect
+internal/singleflight
 runtime/cgo
-internal/godebug
 errors
-sort
-internal/intern
-math/rand
 io
+sort
 internal/oserror
+internal/godebug
 internal/safefilepath
-vendor/golang.org/x/net/dns/dnsmessage
 strconv
-path
-crypto/internal/nistec/fiat
-syscall
 bytes
+vendor/golang.org/x/net/dns/dnsmessage
+hash
+path
+math/rand
+crypto/internal/randutil
+crypto/rc4
 strings
 reflect
-crypto/internal/randutil
+syscall
+crypto/internal/nistec/fiat
+internal/intern
+crypto
+hash/crc32
 text/tabwriter
-hash
-crypto/rc4
+vendor/golang.org/x/text/transform
 net/netip
-hash/crc32
-crypto
-bufio
 html
-vendor/golang.org/x/text/transform
+bufio
 net/http/internal/ascii
 regexp/syntax
-internal/syscall/execenv
-time
-internal/syscall/unix
 regexp
-internal/poll
-io/fs
-context
-embed
+internal/syscall/unix
+time
+internal/syscall/execenv
 internal/fmtsort
 encoding/binary
-os
-vendor/golang.org/x/crypto/internal/poly1305
 encoding/base64
+crypto/cipher
 crypto/md5
+vendor/golang.org/x/crypto/internal/poly1305
 crypto/internal/edwards25519/field
+internal/poll
+context
+io/fs
 encoding/pem
-crypto/cipher
-crypto/internal/nistec
-crypto/internal/edwards25519
 vendor/golang.org/x/crypto/chacha20
-fmt
-io/ioutil
-path/filepath
-internal/lazyregexp
-vendor/golang.org/x/sys/cpu
 crypto/internal/boring
 crypto/des
+crypto/internal/edwards25519
+crypto/aes
 crypto/hmac
 crypto/sha512
+embed
 crypto/sha1
 crypto/sha256
-vendor/golang.org/x/crypto/chacha20poly1305
-crypto/aes
-os/exec
+os
 vendor/golang.org/x/crypto/hkdf
 golang.org/x/crypto/pbkdf2
-crypto/ecdh
-net/url
+crypto/internal/nistec
+fmt
+io/ioutil
+internal/lazyregexp
+path/filepath
+vendor/golang.org/x/sys/cpu
+os/exec
+vendor/golang.org/x/crypto/chacha20poly1305
+encoding/hex
 log
+compress/flate
+net/url
+math/big
+encoding/json
 vendor/golang.org/x/net/http2/hpack
-encoding/hex
-mime/quotedprintable
+vendor/golang.org/x/text/unicode/norm
 mime
+vendor/golang.org/x/text/unicode/bidi
+mime/quotedprintable
 net/http/internal
-vendor/golang.org/x/text/unicode/norm
-math/big
-encoding/json
-compress/flate
 encoding/xml
 github.com/go-macaron/inject
+crypto/ecdh
 gopkg.in/ini.v1
 text/template/parse
+compress/gzip
 runtime/trace
 runtime/debug
-vendor/golang.org/x/text/unicode/bidi
-compress/gzip
-runtime/pprof
 internal/profile
+runtime/pprof
 vendor/golang.org/x/text/secure/bidirule
-text/template
-net
-vendor/golang.org/x/net/idna
-crypto/internal/boring/bbig
-crypto/dsa
-crypto/internal/bigmod
-encoding/asn1
 crypto/rand
 crypto/elliptic
+crypto/internal/bigmod
+crypto/internal/boring/bbig
+encoding/asn1
+crypto/dsa
+vendor/golang.org/x/net/idna
 crypto/ed25519
-crypto/rsa
-crypto/x509/pkix
+text/template
 vendor/golang.org/x/crypto/cryptobyte
-html/template
+crypto/x509/pkix
+crypto/rsa
 crypto/ecdsa
-vendor/golang.org/x/net/http/httpproxy
+html/template
+net
 net/textproto
+vendor/golang.org/x/net/http/httpproxy
 crypto/x509
 vendor/golang.org/x/net/http/httpguts
 mime/multipart
 crypto/tls
 net/http/httptrace
 net/http
-github.com/Unknwon/com
 net/http/pprof
+github.com/Unknwon/com
 gopkg.in/macaron.v1
 github.com/go-macaron/toolbox
    dh_auto_test -O--buildsystem=golang
@@ -591,13 +627,13 @@
 
 --- PASS: TestHealthCheck (0.00s)
 === RUN   TestProfile
-Alloc:474KB Sys:8.0MB Alloc(Rate):411MB/s
-��|�M�eǝ�L��d7y��6o�mw:��6����d��)*~�zS��Ǜ02;2��4"ha��z�fA�T�$
-���C/�U*�x���*�+3�.m
^�y�������yE@�g�,	��$ xI@��{
x��8���5^�8ED<\(
׮"Fr�\��Uă�%�B�K
- y�@J��B�-AW�
-���4Q	w�z�(��eED"|�.
�\!��U$�^�k�3Ni"
���@��^>�|�H�.�Ȼ�D���W�Hķ߾�+Bp���‡�9��Q�x��\��3�X�e�,&O(�h
_��<��
-G
-³�Q��"&z[BU8���
��Z�&n�
�RGr�N���`�壄SU��+䷯��^q��pK^%��JI��͋�\�������>N��c�*�����8>.��K\�DC�v��L.~$��K�X^@�% ������q�ʧ���8�v2g��)��#䄾��Z-�C�s����5�]�xo{wM�v*D�O���d;��m�ڭ�{�&E?�:��n�����5�]�5�'��TL��Ǩ�n�,�KN����}�yiBE/G)�:Eu�\
-�q�,��q���
��d+J��J�Cg���5b�^*$��6NFZ�� ^7TJ�d�i�pZA�����ߕ��Z��_|1oOkS��ś� d���a���c3�1��'�~�T�l9�:om��=����O��~s�YH�|9ي<��_�<vF����=97(wjq�\=?p��T���	G�6�9�g��ʁ0�� dj)�Ν�~����m��G1���Ql2Տ���Ԡ��&�\yS/�j������M'�(���a�K�[[T�ms���\]7�4�C7��)KRJ\Ӱ�]÷����}��:�}�w�N�1-�`�ץ���쳶��x�>����zj�6%&�-���=�6:c��2�cY��Y]��]�����EUm���ϲ'={ݶ�dJI���:v�1�a����m8�c�lj�ֆ��e�ף�W�������Y@��--- PASS: TestProfile (0.21s)
+Alloc:473KB Sys:8.0MB Alloc(Rate):464MB/s
+��|�K�����v��ƙ$��Ns�ig\�q'h��q����xv T����<v;4�ʈW�JEl�;*���nfW��c��n��VEv2��Dl��}��{u���i*K*� 	H^P1�.
�4�/^��+"��<����K���
�H.�O�v� aI.�/
+
+ ����"��Z��[�
+��er��4Q
�x�,Q�����D���,�%�L�*�+H�*��5��4��o��#E�$�W�)B���8�R� ��w�RG"���^�5��Bp��RGE����X�r��xY>L�QVQ	���<��G
-���Q��"&z[B8���
��Z�&n�
�RG_<{'K��c9T��|�p
+�2������kp��ߡ-ܒW���D>��L���=ED�f�S�c���Jn��p�W�y��֐���6��I��� K�,����s7�ݸ�٭/�h�V�n��t�>A���>�j!ҽ��\����ݫW.�]���2�������OW.gZ�w%�d��'[��iz�����q����S�T�G�˨��$,�U;"�t���$��M„V�:sV�p�Kev�i'�lȦ#-�	{�����l�����k�D�&�X|GF��J��]�!N�)uѵ���و�	]~XϹG��f#��̩�������1���9֘K/M�d�v�6�@��v�Ҟ�wCu&~�Q���r�5_�wBW%�WB�m�^�z��'eN-
+ݜ�g�����<0���"���]9F�h�L�C?���S<��6�ݝ���0���$L�m�z����¤�+k�fXm^�cti��m�!�В�Q�O���{V������躡%Q8�TMX�P�ts�3<������g��N-���^�kw̎�:n��<lڷN[�f�����0�d��q�Z�t�e:���{��53L�9]�4=�칖��``L�j�{��8o�=�[���%SJ��۵��y6���~��b�NߢV��r<�cZ���i��w�8z���i�ל--- PASS: TestProfile (0.21s)
 === RUN   TestStatistic
 +---------------------------------------------------+------------+------------------+------------------+------------------+------------------+------------------+
 | Request URL                                       | Method     | Times            | Total Used(s)    | Max Used(μs)     | Min Used(μs)     | Avg Used(μs)     |
@@ -611,7 +647,7 @@
 [{"url":"/api/user","method":"POST","times":2,"total_used":0.000122,"max_used":120,"min_used":2,"avg_used":61},{"url":"/api/user","method":"GET","times":1,"total_used":0.000013,"max_used":13,"min_used":13,"avg_used":13},{"url":"/api/user","method":"DELETE","times":1,"total_used":0.0000014,"max_used":1.4,"min_used":1.4,"avg_used":1.4},{"url":"/api/admin","method":"POST","times":1,"total_used":0.000014,"max_used":14,"min_used":14,"avg_used":14},{"url":"/api/user/unknwon","method":"POST","times":1,"total_used":0.000012,"max_used":12,"min_used":12,"avg_used":12}]
 --- PASS: TestStatistic (0.00s)
 PASS
-ok  	github.com/go-macaron/toolbox	0.213s
+ok  	github.com/go-macaron/toolbox	0.210s
    create-stamp debian/debhelper-build-stamp
  fakeroot debian/rules binary
 dh binary --buildsystem=golang --with=golang
@@ -646,12 +682,14 @@
 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/3544605/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/3544605/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/237347 and its subdirectories
-I: Current time: Thu Jun 26 11:18:18 -12 2025
-I: pbuilder-time-stamp: 1750979898
+I: removing directory /srv/workspace/pbuilder/3544605 and its subdirectories
+I: Current time: Sat May 25 06:57:41 +14 2024
+I: pbuilder-time-stamp: 1716569861