Diff of the two buildlogs:

--
--- b1/build.log	2025-03-04 08:52:31.391027471 +0000
+++ b2/build.log	2025-03-04 08:55:39.054621576 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Mon Apr  6 03:13:25 -12 2026
-I: pbuilder-time-stamp: 1775488405
+I: Current time: Tue Mar  4 22:52:33 +14 2025
+I: pbuilder-time-stamp: 1741078353
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz]
 I: copying local configuration
@@ -26,52 +26,84 @@
 dpkg-source: info: applying compiler-warnings.patch
 I: Not using root during the build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/408612/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/2544789/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos1-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  4 08:52 /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/2544789/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/2544789/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'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=42 '
-  DISTRIBUTION='trixie'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  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=20 '
+  DIRSTACK=()
+  DISTRIBUTION=trixie
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='4ad6a34775d04a80ae9c52e62e889f36'
-  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='408612'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=150472058d644631a6494df12dcc1c3f
+  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=2544789
   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.IZNt0HbB/pbuilderrc_CUts --distribution trixie --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.IZNt0HbB/b1 --logfile b1/build.log chess.app_2.8-6.dsc'
-  SUDO_GID='110'
-  SUDO_UID='105'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://213.165.73.152:3128'
+  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.IZNt0HbB/pbuilderrc_yGfz --distribution trixie --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/trixie-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.IZNt0HbB/b2 --logfile b2/build.log chess.app_2.8-6.dsc'
+  SUDO_GID=110
+  SUDO_UID=105
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://46.16.76.132:3128
 I: uname -a
-  Linux ionos5-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 6.1.0-31-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/408612/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/2544789/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -252,7 +284,7 @@
 Get: 137 http://deb.debian.org/debian trixie/main amd64 icnsutils amd64 0.8.1.83.g921f972-0.1+b2 [21.7 kB]
 Get: 138 http://deb.debian.org/debian trixie/main amd64 libgnustep-base-dev amd64 1.30.0-14 [2117 kB]
 Get: 139 http://deb.debian.org/debian trixie/main amd64 libgnustep-gui-dev amd64 0.31.1-10 [2102 kB]
-Fetched 96.2 MB in 24s (4011 kB/s)
+Fetched 96.2 MB in 31s (3103 kB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libfftw3-double3:amd64.
 (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 ... 19802 files and directories currently installed.)
@@ -708,8 +740,8 @@
 Setting up tzdata (2025a-2) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Mon Apr  6 15:15:12 UTC 2026.
-Universal Time is now:  Mon Apr  6 15:15:12 UTC 2026.
+Local time is now:      Tue Mar  4 08:55:04 UTC 2025.
+Universal Time is now:  Tue Mar  4 08:55:04 UTC 2025.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libasound2-data (1.2.13-1) ...
@@ -839,7 +871,11 @@
 Building tag database...
  -> Finished parsing the build-deps
 I: Building the package
-I: Running cd /build/reproducible-path/chess.app-2.8/ && 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  > ../chess.app_2.8-6_source.changes
+I: user script /srv/workspace/pbuilder/2544789/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for trixie
+I: user script /srv/workspace/pbuilder/2544789/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/chess.app-2.8/ && 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  > ../chess.app_2.8-6_source.changes
 dpkg-buildpackage: info: source package chess.app
 dpkg-buildpackage: info: source version 2.8-6
 dpkg-buildpackage: info: source distribution unstable
@@ -849,7 +885,7 @@
  debian/rules clean
 dh clean
    dh_auto_clean
-	make -j42 distclean
+	make -j20 distclean
 make[1]: Entering directory '/build/reproducible-path/chess.app-2.8'
 This is gnustep-make 2.9.3. Type 'make print-gnustep-make-help' for help.
 Running in gnustep-make version 2 strict mode.
@@ -867,7 +903,7 @@
 make[1]: Entering directory '/build/reproducible-path/chess.app-2.8'
 dh_auto_build --  messages=yes \
   ASFLAGS="" ASFLAGS_FOR_BUILD="" CFLAGS="-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" CFLAGS_FOR_BUILD="-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" CPPFLAGS="-Wdate-time -D_FORTIFY_SOURCE=2" CPPFLAGS_FOR_BUILD="-Wdate-time -D_FORTIFY_SOURCE=2" CXXFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" CXXFLAGS_FOR_BUILD="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" DFLAGS="-frelease" DFLAGS_FOR_BUILD="-frelease" FCFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" FCFLAGS_FOR_BUILD="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" FFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" FFLAGS_FOR_BUILD="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" LDFLAGS="-Wl,-z,relro -Wl,-z,now -Wl,--no-undefined" LDFLAGS_FOR_BUILD="-Wl,-z,relro -Wl,-z,now" OBJCFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" OBJCFLAGS_FOR_BUILD="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" OBJCXXFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" OBJCXXFLAGS_FOR_BUILD="-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" 
-	make -j42 "INSTALL=install --strip-program=true" messages=yes ASFLAGS= ASFLAGS_FOR_BUILD= "CFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CFLAGS_FOR_BUILD=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CPPFLAGS=-Wdate-time -D_FORTIFY_SOURCE=2" "CPPFLAGS_FOR_BUILD=-Wdate-time -D_FORTIFY_SOURCE=2" "CXXFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CXXFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" DFLAGS=-frelease DFLAGS_FOR_BUILD=-frelease "FCFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FCFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "LDFLAGS=-Wl,-z,relro -Wl,-z,now -Wl,--no-undefined" "LDFLAGS_FOR_BUILD=-Wl,-z,relro -Wl,-z,now" "OBJCFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCXXFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCXXFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection"
+	make -j20 "INSTALL=install --strip-program=true" messages=yes ASFLAGS= ASFLAGS_FOR_BUILD= "CFLAGS=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CFLAGS_FOR_BUILD=-g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CPPFLAGS=-Wdate-time -D_FORTIFY_SOURCE=2" "CPPFLAGS_FOR_BUILD=-Wdate-time -D_FORTIFY_SOURCE=2" "CXXFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "CXXFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" DFLAGS=-frelease DFLAGS_FOR_BUILD=-frelease "FCFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FCFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "FFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -fcf-protection" "LDFLAGS=-Wl,-z,relro -Wl,-z,now -Wl,--no-undefined" "LDFLAGS_FOR_BUILD=-Wl,-z,relro -Wl,-z,now" "OBJCFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCXXFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection" "OBJCXXFLAGS_FOR_BUILD=-g -O2 -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection"
 make[2]: Entering directory '/build/reproducible-path/chess.app-2.8'
 This is gnustep-make 2.9.3. Type 'make print-gnustep-make-help' for help.
 Running in gnustep-make version 2 strict mode.
@@ -910,14 +946,6 @@
       -MMD -MP -Wdate-time -D_FORTIFY_SOURCE=2 -DGNUSTEP -DGNUSTEP -DGNUSTEP_BASE_LIBRARY=1 -DGNU_GUI_LIBRARY=1 -DGNU_RUNTIME=1 -DGNUSTEP_BASE_LIBRARY=1 -pthread -pthread -fPIC -Wall -DGSWARN -DGSDIAGNOSE -Wno-import -g -O2 -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/chess.app-2.8=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -I. -I/usr/include/x86_64-linux-gnu/GNUstep -I/usr/include -g -O2 \
        -o obj/Chess.obj/ChessListener.cp.o
 cc1plus: warning: '-Werror=' argument '-Werror=implicit-function-declaration' is not valid for C++
-In file included from Board.m:55:
-/usr/include/x86_64-linux-gnu/GNUstep/Foundation/NSUtilities.h:28:2: warning: #warning The use of NSUtilities.h is deprecated [-Wcpp]
-   28 | #warning        The use of NSUtilities.h is deprecated
-      |  ^~~~~~~
-In file included from Board3D.m:55:
-/usr/include/x86_64-linux-gnu/GNUstep/Foundation/NSUtilities.h:28:2: warning: #warning The use of NSUtilities.h is deprecated [-Wcpp]
-   28 | #warning        The use of NSUtilities.h is deprecated
-      |  ^~~~~~~
 gnuchess.c: In function 'KingScan':
 gnuchess.c:2051:6: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else]
  2051 |   if (color[u] != c2)                           \
@@ -963,18 +991,42 @@
 ChessListener.cp:571:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else]
   571 |         if (piece == PAWN) // Pawns move straight, capture diagonally
       |            ^
+In file included from Board.m:55:
+/usr/include/x86_64-linux-gnu/GNUstep/Foundation/NSUtilities.h:28:2: warning: #warning The use of NSUtilities.h is deprecated [-Wcpp]
+   28 | #warning        The use of NSUtilities.h is deprecated
+      |  ^~~~~~~
+In file included from Board3D.m:55:
+/usr/include/x86_64-linux-gnu/GNUstep/Foundation/NSUtilities.h:28:2: warning: #warning The use of NSUtilities.h is deprecated [-Wcpp]
+   28 | #warning        The use of NSUtilities.h is deprecated
+      |  ^~~~~~~
 ResponseMeter.m: In function '-[ResponseMeter drawRect:]':
 ResponseMeter.m:88:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
    88 |     if( res_time = response_time() ) {
       |         ^~~~~~~~
-Chess.m: In function 'CL_MakeMove':
-Chess.m:83:17: warning: 'NSApplication' may not respond to '-undoMove:'
-   83 |                 [NSApp undoMove:NSApp];
-      |                 ^
-Chess.m:83:17: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
-Chess.m:90:17: warning: 'NSApplication' may not respond to '-makeMoveFrom::to::'
-   90 |                 [NSApp makeMoveFrom: r : c to: r2 : c2];
-      |                 ^
+In file included from gnuglue.m:53:
+gnuchess.h:112:9: warning: "HZ" redefined
+  112 | #define HZ 60
+      |         ^~
+In file included from /usr/lib/linux/uapi/x86/asm/param.h:1,
+                 from /usr/include/linux/param.h:5,
+                 from /usr/include/x86_64-linux-gnu/bits/param.h:28,
+                 from /usr/include/x86_64-linux-gnu/sys/param.h:31,
+                 from /usr/include/x86_64-linux-gnu/GNUstep/GNUstepBase/GSConfig.h:356,
+                 from /usr/include/x86_64-linux-gnu/GNUstep/GNUstepBase/GSVersionMacros.h:218,
+                 from /usr/include/x86_64-linux-gnu/GNUstep/AppKit/AppKitDefines.h:28,
+                 from /usr/include/x86_64-linux-gnu/GNUstep/AppKit/AppKit.h:32,
+                 from gnuglue.m:47:
+/usr/include/asm-generic/param.h:6:9: note: this is the location of the previous definition
+    6 | #define HZ 100
+      |         ^~
+Board3D.m: In function '-[Board3D backgroundBitmap]':
+Board3D.m:225:1: warning: conflicting types for '-(id)backgroundBitmap'
+  225 | {
+      | ^
+In file included from Board3D.m:61:
+Board3D.h:62:1: note: previous declaration of '-(NSImage *)backgroundBitmap'
+   62 | - (NSImage *) backgroundBitmap;
+      | ^
 Chess_main.m: In function 'main':
 Chess_main.m:51:36: warning: passing argument 2 of 'NSApplicationMain' from incompatible pointer type [-Wincompatible-pointer-types]
    51 |     return NSApplicationMain(argc, argv);
@@ -986,15 +1038,6 @@
 /usr/include/x86_64-linux-gnu/GNUstep/AppKit/NSApplication.h:776:42: note: expected 'const char **' but argument is of type 'char **'
   776 | NSApplicationMain(int argc, const char **argv);
       |                             ~~~~~~~~~~~~~^~~~
-Board3D.m: In function '-[Board3D backgroundBitmap]':
-Board3D.m:225:1: warning: conflicting types for '-(id)backgroundBitmap'
-  225 | {
-      | ^
-In file included from Board3D.m:61:
-Board3D.h:62:1: note: previous declaration of '-(NSImage *)backgroundBitmap'
-   62 | - (NSImage *) backgroundBitmap;
-      | ^
-Board.m: In function '-[Board mouseDown:]':
 Board3D.m: In function '-[Board3D slidePieceFrom::to::]':
 Board3D.m:306:31: warning: passing argument 3 of 'squareOrigin' from incompatible pointer type [-Wincompatible-pointer-types]
   306 |     squareOrigin( row2, col2, &endP.x, &endP.y );
@@ -1004,6 +1047,7 @@
 Board3D.m:108:48: note: expected 'float *' but argument is of type 'CGFloat *' {aka 'double *'}
   108 | static void squareOrigin( int r, int c, float *x, float *y )
       |                                         ~~~~~~~^
+Chess.m: In function 'CL_MakeMove':
 Board3D.m:306:40: warning: passing argument 4 of 'squareOrigin' from incompatible pointer type [-Wincompatible-pointer-types]
   306 |     squareOrigin( row2, col2, &endP.x, &endP.y );
       |                                        ^~~~~~~
@@ -1012,10 +1056,6 @@
 Board3D.m:108:58: note: expected 'float *' but argument is of type 'CGFloat *' {aka 'double *'}
   108 | static void squareOrigin( int r, int c, float *x, float *y )
       |                                                   ~~~~~~~^
-Board.m:357:5: warning: 'NSApplication' may not respond to '-bothsides'
-  357 |     if ( [NSApp bothsides] ) {
-      |     ^~
-Board.m:357:5: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
 Board3D.m:312:31: warning: passing argument 3 of 'squareOrigin' from incompatible pointer type [-Wincompatible-pointer-types]
   312 |     squareOrigin( row1, col1, &backP.x, &backP.y );
       |                               ^~~~~~~~
@@ -1032,18 +1072,41 @@
 Board3D.m:108:58: note: expected 'float *' but argument is of type 'CGFloat *' {aka 'double *'}
   108 | static void squareOrigin( int r, int c, float *x, float *y )
       |                                                   ~~~~~~~^
+Chess.m:83:17: warning: 'NSApplication' may not respond to '-undoMove:'
+   83 |                 [NSApp undoMove:NSApp];
+      |                 ^
+Chess.m:83:17: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
+Chess.m:90:17: warning: 'NSApplication' may not respond to '-makeMoveFrom::to::'
+   90 |                 [NSApp makeMoveFrom: r : c to: r2 : c2];
+      |                 ^
+Board.m: In function '-[Board mouseDown:]':
+Board3D.m:293:13: warning: variable 'oldLocation' set but not used [-Wunused-but-set-variable]
+  293 |     NSRect  oldLocation;
+      |             ^~~~~~~~~~~
+Board.m:357:5: warning: 'NSApplication' may not respond to '-bothsides'
+  357 |     if ( [NSApp bothsides] ) {
+      |     ^~
+Board.m:357:5: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
 Board.m:360:5: warning: 'NSApplication' may not respond to '-finished'
   360 |     else if( [NSApp finished] ) {
       |     ^~~~
 Board.m:361:9: warning: 'NSApplication' may not respond to '-finishedAlert'
   361 |         [NSApp finishedAlert];
       |         ^
-Board3D.m:293:13: warning: variable 'oldLocation' set but not used [-Wunused-but-set-variable]
-  293 |     NSRect  oldLocation;
-      |             ^~~~~~~~~~~
 Board.m:478:17: warning: 'NSApplication' may not respond to '-makeMoveFrom::to::'
   478 |                 if( ! [NSApp makeMoveFrom: r : c to: r2 : c2] ) {
       |                 ^~
+Board3D.m: In function '-[Board3D mouseDown:]':
+Board3D.m:560:5: warning: 'NSApplication' may not respond to '-bothsides'
+  560 |     if ( [NSApp bothsides] ) {
+      |     ^~
+Board3D.m:560:5: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
+Board3D.m:563:5: warning: 'NSApplication' may not respond to '-finished'
+  563 |     else if( [NSApp finished] ) {
+      |     ^~~~
+Board3D.m:564:9: warning: 'NSApplication' may not respond to '-finishedAlert'
+  564 |         [NSApp finishedAlert];
+      |         ^
 Chess.m: In function '-[Chess renderColors:]':
 Chess.m:516:17: warning: passing argument 1 of 'getRed:green:blue:alpha:' from incompatible pointer type [-Wincompatible-pointer-types]
   516 |                 [white_color getRed:&red green:&green blue:&blue alpha:&alpha];
@@ -1063,28 +1126,17 @@
       |                 |
       |                 float *
 Chess.m:516:17: note: expected 'CGFloat *' {aka 'double *'} but argument is of type 'float *'
-Board3D.m: In function '-[Board3D mouseDown:]':
-Board3D.m:560:5: warning: 'NSApplication' may not respond to '-bothsides'
-  560 |     if ( [NSApp bothsides] ) {
-      |     ^~
-Board3D.m:560:5: warning: (messages without a matching method signature will be assumed to return 'id' and accept '...' as arguments)
 Chess.m:516:17: warning: passing argument 4 of 'getRed:green:blue:alpha:' from incompatible pointer type [-Wincompatible-pointer-types]
   516 |                 [white_color getRed:&red green:&green blue:&blue alpha:&alpha];
       |                 ^
       |                 |
       |                 float *
 Chess.m:516:17: note: expected 'CGFloat *' {aka 'double *'} but argument is of type 'float *'
-Board3D.m:563:5: warning: 'NSApplication' may not respond to '-finished'
-  563 |     else if( [NSApp finished] ) {
-      |     ^~~~
 Chess.m:523:17: warning: passing argument 1 of 'getRed:green:blue:alpha:' from incompatible pointer type [-Wincompatible-pointer-types]
   523 |                 [black_color getRed:&red green:&green blue:&blue alpha:&alpha];
       |                 ^
       |                 |
       |                 float *
-Board3D.m:564:9: warning: 'NSApplication' may not respond to '-finishedAlert'
-  564 |         [NSApp finishedAlert];
-      |         ^
 Chess.m:523:17: note: expected 'CGFloat *' {aka 'double *'} but argument is of type 'float *'
 Chess.m:523:17: warning: passing argument 2 of 'getRed:green:blue:alpha:' from incompatible pointer type [-Wincompatible-pointer-types]
   523 |                 [black_color getRed:&red green:&green blue:&blue alpha:&alpha];
@@ -1121,53 +1173,13 @@
 Chess.m:775:17: note: in expansion of macro 'chess_debug'
   775 |                 chess_debug (( @"pawn becomes queen..." ));
       |                 ^~~~~~~~~~~
+gnuglue.m: In function 'convert_move':
 Chess.m:65:96: warning: statement with no effect [-Wunused-value]
    65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
       |                                                                                                ^
 Chess.m:781:5: note: in expansion of macro 'chess_debug'
   781 |     chess_debug(( @"<<< opponent move time %d move %@", move_time(), move ));
       |     ^~~~~~~~~~~
-Chess.m: In function '-[Chess peekAndGetLeftMouseDownEvent]':
-Chess.m:803:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
-  803 |     if( event = [NSApp nextEventMatchingMask: NSLeftMouseDownMask untilDate: [NSDate date] inMode: NSEventTrackingRunLoopMode dequeue: NO] ) {
-      |         ^~~~~
-Chess.m: In function '-[Chess movePieceFrom::to::]':
-Chess.m:65:96: warning: statement with no effect [-Wunused-value]
-   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
-      |                                                                                                ^
-Chess.m:867:5: note: in expansion of macro 'chess_debug'
-  867 |     chess_debug( (@">>> computer move time %d move %@", move_time(), move) );
-      |     ^~~~~~~~~~~
-Chess.m:65:96: warning: statement with no effect [-Wunused-value]
-   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
-      |                                                                                                ^
-Chess.m:878:17: note: in expansion of macro 'chess_debug'
-  878 |                 chess_debug (( @"computer pawn becomes queen..." ));
-      |                 ^~~~~~~~~~~
-Chess.m: In function '-[Chess application:openFile:withType:]':
-Chess.m:65:96: warning: statement with no effect [-Wunused-value]
-   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
-      |                                                                                                ^
-Chess.m:1087:5: note: in expansion of macro 'chess_debug'
- 1087 |     chess_debug( (@"Open file: %@ type: %@", path, type) );
-      |     ^~~~~~~~~~~
-In file included from gnuglue.m:53:
-gnuchess.h:112:9: warning: "HZ" redefined
-  112 | #define HZ 60
-      |         ^~
-In file included from /usr/lib/linux/uapi/x86/asm/param.h:1,
-                 from /usr/include/linux/param.h:5,
-                 from /usr/include/x86_64-linux-gnu/bits/param.h:28,
-                 from /usr/include/x86_64-linux-gnu/sys/param.h:31,
-                 from /usr/include/x86_64-linux-gnu/GNUstep/GNUstepBase/GSConfig.h:356,
-                 from /usr/include/x86_64-linux-gnu/GNUstep/GNUstepBase/GSVersionMacros.h:218,
-                 from /usr/include/x86_64-linux-gnu/GNUstep/AppKit/AppKitDefines.h:28,
-                 from /usr/include/x86_64-linux-gnu/GNUstep/AppKit/AppKit.h:32,
-                 from gnuglue.m:47:
-/usr/include/asm-generic/param.h:6:9: note: this is the location of the previous definition
-    6 | #define HZ 100
-      |         ^~
-gnuglue.m: In function 'convert_move':
 gnuglue.m:147:13: warning: 'NSApplication' may not respond to '-pieceTypeAt::'
   147 |             type = [NSApp pieceTypeAt: *row1 : *col1];
       |             ^~~~
@@ -1175,10 +1187,21 @@
 gnuglue.m:147:18: warning: assignment to 'int' from 'id' makes integer from pointer without a cast [-Wint-conversion]
   147 |             type = [NSApp pieceTypeAt: *row1 : *col1];
       |                  ^
+Chess.m: In function '-[Chess peekAndGetLeftMouseDownEvent]':
+Chess.m:803:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
+  803 |     if( event = [NSApp nextEventMatchingMask: NSLeftMouseDownMask untilDate: [NSDate date] inMode: NSEventTrackingRunLoopMode dequeue: NO] ) {
+      |         ^~~~~
+Chess.m: In function '-[Chess movePieceFrom::to::]':
 gnuglue.m: In function 'OutputMove':
 gnuglue.m:273:9: warning: 'NSApplication' may not respond to '-setFinished:'
   273 |         [NSApp setFinished: DRAW_GAME];
       |         ^
+Chess.m:65:96: warning: statement with no effect [-Wunused-value]
+   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
+      |                                                                                                ^
+Chess.m:867:5: note: in expansion of macro 'chess_debug'
+  867 |     chess_debug( (@">>> computer move time %d move %@", move_time(), move) );
+      |     ^~~~~~~~~~~
 gnuglue.m:274:5: warning: 'NSApplication' may not respond to '-fillResponseMeter:'
   274 |     [NSApp fillResponseMeter: player];
       |     ^
@@ -1191,6 +1214,12 @@
 gnuglue.m:292:9: warning: 'NSApplication' may not respond to '-movePieceFrom::to::'
   292 |         [NSApp movePieceFrom: row1 : 7 to: row2 : 5];
       |         ^
+Chess.m:65:96: warning: statement with no effect [-Wunused-value]
+   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
+      |                                                                                                ^
+Chess.m:878:17: note: in expansion of macro 'chess_debug'
+  878 |                 chess_debug (( @"computer pawn becomes queen..." ));
+      |                 ^~~~~~~~~~~
 gnuglue.m: In function 'ElapsedTime':
 gnuglue.m:331:9: warning: 'NSApplication' may not respond to '-displayResponseMeter:'
   331 |         [NSApp displayResponseMeter: player];
@@ -1211,9 +1240,16 @@
   541 |     [NSApp setTitleMessage: str];
       |     ^
 gnuglue.m: In function 'Die':
+Chess.m: In function '-[Chess application:openFile:withType:]':
 gnuglue.m:559:5: warning: 'NSApplication' may not respond to '-canFinishGame'
   559 |     if( [NSApp canFinishGame] ) {
       |     ^~
+Chess.m:65:96: warning: statement with no effect [-Wunused-value]
+   65 | #define chess_debug(x) if (sCD || (!sCDInit++ && (sCD = getenv("CHESS_DEBUG")))) NSLog x; else 0
+      |                                                                                                ^
+Chess.m:1087:5: note: in expansion of macro 'chess_debug'
+ 1087 |     chess_debug( (@"Open file: %@ type: %@", path, type) );
+      |     ^~~~~~~~~~~
 gnuglue.m: In function 'get_game':
 gnuglue.m:668:5: warning: 'NSApplication' may not respond to '-updateBoard'
   668 |     [NSApp updateBoard];
@@ -1377,7 +1413,7 @@
 Extracted 1 of 7 images from chess.icns.
 make[1]: Leaving directory '/build/reproducible-path/chess.app-2.8'
    dh_auto_test
-	make -j42 check
+	make -j20 check
 make[1]: Entering directory '/build/reproducible-path/chess.app-2.8'
 This is gnustep-make 2.9.3. Type 'make print-gnustep-make-help' for help.
 Running in gnustep-make version 2 strict mode.
@@ -1386,7 +1422,7 @@
    create-stamp debian/debhelper-build-stamp
    dh_prep
    dh_auto_install --destdir=debian/chess.app/
-	make -j42 install DESTDIR=/build/reproducible-path/chess.app-2.8/debian/chess.app AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
+	make -j20 install DESTDIR=/build/reproducible-path/chess.app-2.8/debian/chess.app AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true"
 make[1]: Entering directory '/build/reproducible-path/chess.app-2.8'
 This is gnustep-make 2.9.3. Type 'make print-gnustep-make-help' for help.
 Running in gnustep-make version 2 strict mode.
@@ -1429,8 +1465,8 @@
    dh_gencontrol
    dh_md5sums
    dh_builddeb
-dpkg-deb: building package 'chess.app-dbgsym' in '../chess.app-dbgsym_2.8-6_amd64.deb'.
 dpkg-deb: building package 'chess.app' in '../chess.app_2.8-6_amd64.deb'.
+dpkg-deb: building package 'chess.app-dbgsym' in '../chess.app-dbgsym_2.8-6_amd64.deb'.
  dpkg-genbuildinfo --build=binary -O../chess.app_2.8-6_amd64.buildinfo
  dpkg-genchanges --build=binary -O../chess.app_2.8-6_amd64.changes
 dpkg-genchanges: info: binary-only upload (no source code included)
@@ -1438,12 +1474,14 @@
 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/2544789/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/2544789/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/408612 and its subdirectories
-I: Current time: Mon Apr  6 03:15:30 -12 2026
-I: pbuilder-time-stamp: 1775488530
+I: removing directory /srv/workspace/pbuilder/2544789 and its subdirectories
+I: Current time: Tue Mar  4 22:55:38 +14 2025
+I: pbuilder-time-stamp: 1741078538