Diff of the two buildlogs:

--
--- b1/build.log	2025-03-24 08:30:01.488471615 +0000
+++ b2/build.log	2025-03-24 08:32:36.013555006 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Sun Mar 23 20:23:19 -12 2025
-I: pbuilder-time-stamp: 1742804599
+I: Current time: Mon Apr 27 04:53:03 +14 2026
+I: pbuilder-time-stamp: 1777215183
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -26,54 +26,86 @@
 dpkg-source: info: applying 0002-Build-manual.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/17926/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/35760/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 Apr 26 14:53 /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/35760/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/35760/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]="37" [3]="1" [4]="release" [5]="i686-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=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='24ea4e6d71ba4812b0c71aab968fa51b'
-  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='17926'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=68566bf89202423e970ef8a274fc4e95
+  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=35760
   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.XgCHVk7x/pbuilderrc_tdCV --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.XgCHVk7x/b1 --logfile b1/build.log wyrd_1.7.4-1.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.XgCHVk7x/pbuilderrc_QTDa --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.XgCHVk7x/b2 --logfile b2/build.log wyrd_1.7.4-1.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 ionos2-i386 6.1.0-32-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.1.0-32-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 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/17926/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/35760/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -307,7 +339,7 @@
 Get: 134 http://deb.debian.org/debian unstable/main i386 texlive-pictures all 2024.20250309-1 [17.0 MB]
 Get: 135 http://deb.debian.org/debian unstable/main i386 texlive-latex-extra all 2024.20250309-2 [25.2 MB]
 Get: 136 http://deb.debian.org/debian unstable/main i386 texlive-luatex all 2024.20250309-1 [29.1 MB]
-Fetched 235 MB in 5s (47.5 MB/s)
+Fetched 235 MB in 2s (106 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libpython3.13-minimal:i386.
 (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 ... 19793 files and directories currently installed.)
@@ -758,8 +790,8 @@
 Setting up tzdata (2025b-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Mon Mar 24 08:25:07 UTC 2025.
-Universal Time is now:  Mon Mar 24 08:25:07 UTC 2025.
+Local time is now:      Sun Apr 26 14:53:41 UTC 2026.
+Universal Time is now:  Sun Apr 26 14:53:41 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libfontenc1:i386 (1:1.1.8-1+b2) ...
@@ -895,7 +927,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/wyrd-1.7.4/ && 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  > ../wyrd_1.7.4-1_source.changes
+I: user script /srv/workspace/pbuilder/35760/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/35760/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/wyrd-1.7.4/ && 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  > ../wyrd_1.7.4-1_source.changes
 dpkg-buildpackage: info: source package wyrd
 dpkg-buildpackage: info: source version 1.7.4-1
 dpkg-buildpackage: info: source distribution unstable
@@ -905,7 +941,7 @@
  debian/rules clean
 dh clean
    dh_auto_clean
-	make -j11 distclean
+	make -j21 distclean
 make[1]: Entering directory '/build/reproducible-path/wyrd-1.7.4'
 make[1]: Circular clean <- distclean dependency dropped.
 make -C doc clean
@@ -938,7 +974,7 @@
    dh_autoreconf
    dh_auto_configure
    dh_auto_build
-	make -j11 "INSTALL=install --strip-program=true"
+	make -j21 "INSTALL=install --strip-program=true"
 make[1]: Entering directory '/build/reproducible-path/wyrd-1.7.4'
 sed -e "s|@prefix@|/usr|" \
     -e "s|@sysconfdir@|/etc|" \
@@ -958,43 +994,43 @@
 odoc compile -I . --child page-wyrdrc --child page-wyrd manual.mld
 ocamlfind ocamlc -c -o install.cmo -package unix -package str -package camlp-streams -package curses -package yojson  install.ml
 ocamlfind ocamlc -c -o locale.cmo -package unix -package str -package camlp-streams -package curses -package yojson  locale.ml
-ocamlfind ocamlc -c -o time_lang.cmo -package unix -package str -package camlp-streams -package curses -package yojson  time_lang.ml
 ocamlfind ocamlc -c -o utility.cmo -package unix -package str -package camlp-streams -package curses -package yojson  utility.ml
-ocamlfind ocamlc -c -o rcfile.cmo -package unix -package str -package camlp-streams -package curses -package yojson  rcfile.ml
 ocamlfind ocamlc -c -o cal.cmo -package unix -package str -package camlp-streams -package curses -package yojson  cal.ml
+ocamlfind ocamlc -c -o rcfile.cmo -package unix -package str -package camlp-streams -package curses -package yojson  rcfile.ml
+ocamlfind ocamlc -c -o time_lang.cmo -package unix -package str -package camlp-streams -package curses -package yojson  time_lang.ml
 ocamlfind ocamlc -c -o interface.cmo -package unix -package str -package camlp-streams -package curses -package yojson  interface.ml
 ocamlfind ocamlc -c -o remind.cmi -package unix -package str -package camlp-streams -package curses -package yojson  remind.mli
 ocamlfind ocamlc -c -o interface_main.cmi -package unix -package str -package camlp-streams -package curses -package yojson  interface_main.mli
 odoc compile -I . --parent page-manual wyrd.mld
 odoc compile -I . --parent page-manual wyrdrc.mld
 ocamlfind ocamlc -c -o main.cmo -package unix -package str -package camlp-streams -package curses -package yojson  main.ml
-odoc link -I . page-wyrd.odoc
 ocamlfind ocamlc -c -o remind.cmo -package unix -package str -package camlp-streams -package curses -package yojson  remind.ml
 ocamlfind ocamlc -c -o interface_draw.cmi -package unix -package str -package camlp-streams -package curses -package yojson  interface_draw.mli
+odoc link -I . page-wyrd.odoc
 odoc man-generate -o . page-wyrd.odocl
 odoc latex-generate -o . page-wyrd.odocl
-cat footer.man >> manual/wyrd.3o
+ocamlfind ocamlc -c -o interface_draw.cmo -package unix -package str -package camlp-streams -package curses -package yojson  interface_draw.ml
+ocamlfind ocamlc -c -o interface_main.cmo -package unix -package str -package camlp-streams -package curses -package yojson  interface_main.ml
 odoc link -I . page-wyrdrc.odoc
+cat footer.man >> manual/wyrd.3o
 sed -e 's/^.TH wyrd 3/.TH wyrd 1/' -e 's/OCaml Library/a console calendar application/' \
     -e 's/^manual..wyrd/wyrd - a text-based front-end to remind(1), a sophisticated calendar and alarm program./' \
     -e '/.SH Documentation/d' -e 's/.in 3/.in 0/' \
     -e 's/MANPAGES/wyrd(7), wyrdrc(5), remind(1)/' manual/wyrd.3o > manual/wyrd.1
 rm manual/wyrd.3o
-ocamlfind ocamlc -c -o interface_draw.cmo -package unix -package str -package camlp-streams -package curses -package yojson  interface_draw.ml
-ocamlfind ocamlc -c -o interface_main.cmo -package unix -package str -package camlp-streams -package curses -package yojson  interface_main.ml
 odoc link -I . page-manual.odoc
 odoc man-generate -o . page-wyrdrc.odocl
 odoc latex-generate -o . page-wyrdrc.odocl
 odoc man-generate -o manual page-manual.odocl
 odoc latex-generate -o manual page-manual.odocl
-sed -i'' -e 's/page-manual-leaf-page-wyrdrc-//g' manual/wyrdrc.tex
 cat footer.man >> manual/wyrdrc.3o
+sed -i'' -e 's/page-manual-leaf-page-wyrdrc-//g' manual/wyrdrc.tex
 sed -e 's/^.TH wyrdrc 3/.TH wyrdrc 5/' -e 's/OCaml Library/Wyrd configuration file/' \
     -e 's/^manual..wyrdrc/wyrdrc - the configuration textfile for the wyrd(1) console calendar application./' \
     -e 's/MANPAGES/wyrd(1), wyrd(7), remind(1)/' manual/wyrdrc.3o > manual/wyrdrc.5
 rm manual/wyrdrc.3o
-sed -i'' -e '2,4 d' manual/manual.tex
 cat footer.man >> manual/manual.3o
+sed -i'' -e '2,4 d' manual/manual.tex
 latexmk -pdflua manual.tex
 sed -e 's/^.TH manual 3/.TH wyrd 7/' -e 's/OCaml Library/a console calendar application/' \
     -e 's/^manual$/wyrd - the user manual for wyrd(1), an ncurses interface to remind(1)./' \
@@ -1016,10 +1052,10 @@
 ------------
 Running 'lualatex  -recorder  "manual.tex"'
 ------------
-ocamlfind ocamlc -custom -linkpkg  -package unix -package str -package camlp-streams -package curses -package yojson -o wyrd install.cmo locale.cmo utility.cmo rcfile.cmo interface.cmo cal.cmo remind.cmo time_lang.cmo interface_draw.cmo interface_main.cmo main.cmo locale_wrap.o
 This is LuaHBTeX, Version 1.18.0 (TeX Live 2025/dev/Debian) 
  restricted system commands enabled.
-(./manual.tex
+(./manual.texocamlfind ocamlc -custom -linkpkg  -package unix -package str -package camlp-streams -package curses -package yojson -o wyrd install.cmo locale.cmo utility.cmo rcfile.cmo interface.cmo cal.cmo remind.cmo time_lang.cmo interface_draw.cmo interface_main.cmo main.cmo locale_wrap.o
+
 LaTeX2e <2024-11-01> patch level 2
 L3 programming layer <2025-01-18>
  (/usr/share/texlive/texmf-dist/tex/latex/base/article.cls
@@ -1656,7 +1692,7 @@
 make[2]: Leaving directory '/build/reproducible-path/wyrd-1.7.4/doc'
 make[1]: Leaving directory '/build/reproducible-path/wyrd-1.7.4'
    dh_auto_test
-	make -j11 test
+	make -j21 test
 make[1]: Entering directory '/build/reproducible-path/wyrd-1.7.4'
 ./wyrd --add "drop off package at 3pm" test.rem
 TERM=linux expect -c 'log_file expect.log; \
@@ -1666,7 +1702,7 @@
      expect -re "15:00.*drop off package" { send Q; expect eof } eof; \
      exit [lindex [wait] 3]'
 spawn -nottycopy ./wyrd test.rem
-)0[?7h[?25l[?1c?:help   t:new timed   u:new untimed   <enter>:edit   <home>:home   z:zoom   ...ax18:00x
rx19:00x              March 2025
 x20:00                                 x         Su Mo Tu We Th Fr Sa
2x21:00x1
3x22:00x          2  3  4  5  6  7  8
 x23:00                                 x          9 10 11 12 13 14 15
Mx00:00x         16 17 18 19 20 21 22
ax01:00x         23 24 25 26 27 28 29
rx02:00x         30 31
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2x04:00tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq4x05:00x
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Mx00:00x
ax01:00x
rx02:00x
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Sunday, March 23 at 8:00pm                                                       (no reminder selected)
Wyrd v1.7.4          Currently: Sunday, March 23 at 8:29pm[?25h[?0c
rm test.rem
+)0[?7h[?25l[?1c?:help   t:new timed   u:new untimed   <enter>:edit   <home>:home   z:zoom   ... x02:00x
Ax03:00x              April 2026
px04:00                                 x         Su Mo Tu We Th Fr Sa
rx05:00x1  2  3  4
 x06:00x          5  6  7  8  9 10 11
2x07:00x         12 13 14 15 16 17 18
7x08:00x         19 20 21 22 23 24 25
 x09:00x         26 27 28 29 30
 x10:00x
 x11:00x
 x12:00tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq x13:00x
 x14:00x
 x15:00 x drop off packagex
 x16:00x
 x17:00x
 x18:00x
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 x20:00x
 x21:00x
 x22:00x
 x23:00                                 x
Ax00:00x
px01:00x
rx02:00x
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Ax00:00x
px01:00x
rx02:00x
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2x04:00x
9x05:00x
Monday, April 27 at 4:00am                                                       (no reminder selected)
Wyrd v1.7.4          Currently: Monday, April 27 at 4:55am[?25h[?0c
rm test.rem
 reset
 reset: terminal attributes: No such device or address
 
@@ -1675,7 +1711,7 @@
    create-stamp debian/debhelper-build-stamp
    dh_prep
    dh_auto_install --destdir=debian/wyrd/
-	make -j11 install DESTDIR=/build/reproducible-path/wyrd-1.7.4/debian/wyrd AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
+	make -j21 install DESTDIR=/build/reproducible-path/wyrd-1.7.4/debian/wyrd AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
 make[1]: Entering directory '/build/reproducible-path/wyrd-1.7.4'
 install --strip-program=true -d /build/reproducible-path/wyrd-1.7.4/debian/wyrd/usr/bin
 install: WARNING: ignoring --strip-program option as -s option was not specified
@@ -1723,12 +1759,14 @@
 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/35760/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/35760/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/17926 and its subdirectories
-I: Current time: Sun Mar 23 20:30:00 -12 2025
-I: pbuilder-time-stamp: 1742805000
+I: removing directory /srv/workspace/pbuilder/35760 and its subdirectories
+I: Current time: Mon Apr 27 04:55:34 +14 2026
+I: pbuilder-time-stamp: 1777215334