Diff of the two buildlogs: -- --- b1/build.log 2025-02-07 04:50:31.107459164 +0000 +++ b2/build.log 2025-02-07 04:51:32.460686347 +0000 @@ -1,6 +1,6 @@ I: pbuilder: network access will be disabled during build -I: Current time: Wed Mar 11 23:12:40 -12 2026 -I: pbuilder-time-stamp: 1773313960 +I: Current time: Fri Feb 7 18:50:34 +14 2025 +I: pbuilder-time-stamp: 1738903834 I: Building the build Environment I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz] I: copying local configuration @@ -24,52 +24,84 @@ dpkg-source: info: applying 0001-Do-not-run-tests-that-are-too-heavy-for-buildds.patch I: Not using root during the build. I: Installing the build-deps -I: user script /srv/workspace/pbuilder/2593620/tmp/hooks/D02_print_environment starting +I: user script /srv/workspace/pbuilder/1422037/tmp/hooks/D01_modify_environment starting +debug: Running on codethink04-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 Feb 7 04:50 /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/1422037/tmp/hooks/D01_modify_environment finished +I: user script /srv/workspace/pbuilder/1422037/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='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]="37" [3]="1" [4]="release" [5]="aarch64-unknown-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=arm64 + DEBIAN_FRONTEND=noninteractive DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=12 ' - DISTRIBUTION='trixie' - HOME='/root' - HOST_ARCH='arm64' + DIRSTACK=() + DISTRIBUTION=trixie + EUID=0 + FUNCNAME=([0]="Echo" [1]="main") + GROUPS=() + HOME=/root + HOSTNAME=i-capture-the-hostname + HOSTTYPE=aarch64 + HOST_ARCH=arm64 IFS=' ' - INVOCATION_ID='5d034ecca85141df9fc69a4b93ad262c' - 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='2593620' - PS1='# ' - PS2='> ' + INVOCATION_ID=4ad04062dfec4a9c8df150b4d2645786 + 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=1422037 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.RuJWW1Nt/pbuilderrc_NWBP --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.RuJWW1Nt/b1 --logfile b1/build.log parmap_1.2.5-3.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' - http_proxy='http://192.168.101.4:3128' + 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.RuJWW1Nt/pbuilderrc_JtaU --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.RuJWW1Nt/b2 --logfile b2/build.log parmap_1.2.5-3.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' + http_proxy=http://192.168.101.4:3128 I: uname -a - Linux codethink03-arm64 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux + Linux i-capture-the-hostname 6.1.0-30-cloud-arm64 #1 SMP Debian 6.1.124-1 (2025-01-12) aarch64 GNU/Linux I: ls -l /bin - lrwxrwxrwx 1 root root 7 Nov 22 2024 /bin -> usr/bin -I: user script /srv/workspace/pbuilder/2593620/tmp/hooks/D02_print_environment finished + lrwxrwxrwx 1 root root 7 Nov 22 14:40 /bin -> usr/bin +I: user script /srv/workspace/pbuilder/1422037/tmp/hooks/D02_print_environment finished -> Attempting to satisfy build-dependencies -> Creating pbuilder-satisfydepends-dummy package Package: pbuilder-satisfydepends-dummy @@ -156,7 +188,7 @@ Get: 41 http://deb.debian.org/debian trixie/main arm64 ocaml arm64 5.2.0-3 [20.1 MB] Get: 42 http://deb.debian.org/debian trixie/main arm64 libdune-ocaml-dev arm64 3.17.1-2 [6547 kB] Get: 43 http://deb.debian.org/debian trixie/main arm64 ocaml-dune arm64 3.17.1-2 [5578 kB] -Fetched 119 MB in 1s (223 MB/s) +Fetched 119 MB in 1s (172 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 ... 19956 files and directories currently installed.) @@ -343,7 +375,11 @@ Building tag database... -> Finished parsing the build-deps I: Building the package -I: Running cd /build/reproducible-path/parmap-1.2.5/ && 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 > ../parmap_1.2.5-3_source.changes +I: user script /srv/workspace/pbuilder/1422037/tmp/hooks/A99_set_merged_usr starting +Not re-configuring usrmerge for trixie +I: user script /srv/workspace/pbuilder/1422037/tmp/hooks/A99_set_merged_usr finished +hostname: Name or service not known +I: Running cd /build/reproducible-path/parmap-1.2.5/ && 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 > ../parmap_1.2.5-3_source.changes dpkg-buildpackage: info: source package parmap dpkg-buildpackage: info: source version 1.2.5-3 dpkg-buildpackage: info: source distribution unstable @@ -375,54 +411,54 @@ [Parmap]: simplemapper on 5 elements, on 5 cores, chunksize = 1 [Parmap]: error at index j=0 in (1,1), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 1 -[Parmap]: error at index j=0 in (0,0), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 0 - -[Parmap]: error at index j=0 in (2,2), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 2 +[Parmap]: error at index j=0 in (4,4), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 4 [Parmap]: error at index j=0 in (3,3), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 3 -[Parmap]: error at index j=0 in (4,4), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 4 +[Parmap]: error at index j=0 in (0,0), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 0 + +[Parmap]: error at index j=0 in (2,2), chunksize=1 of a total of 1 got exception Failure("should not crash") on core 2 (cd _build/default/tests && ./floatscale.exe) Test: normal parmap Test: specialised array parmap Test: specialised float array parmap Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000119 seconds -Speedup with 8 cores (average on 1 iterations): 0.026090 (tseq=0.000119, tpar=0.004560) +Sequential execution takes 0.000065 seconds +Speedup with 8 cores (average on 1 iterations): 0.008509 (tseq=0.000065, tpar=0.007649) Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000081 seconds -Speedup with 8 cores (average on 1 iterations): 0.019038 (tseq=0.000081, tpar=0.004258) +Sequential execution takes 0.000043 seconds +Speedup with 8 cores (average on 1 iterations): 0.002551 (tseq=0.000043, tpar=0.016822) Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000082 seconds -Speedup with 8 cores (average on 1 iterations): 0.018985 (tseq=0.000082, tpar=0.004320) +Sequential execution takes 0.000053 seconds +Speedup with 8 cores (average on 1 iterations): 0.002820 (tseq=0.000053, tpar=0.018772) (cd _build/default/tests && ./simplescalefold.exe) Testing scalability with 2 iterations on 1*2 to 10*2 cores The fold operation in this example is too simple to scale: this is just a test for the code. -Sequential execution takes 0.001286 seconds -Speedup with 2 cores (average on 2 iterations): 0.241531 (tseq=0.001286, tpar=0.005324) -Speedup with 4 cores (average on 2 iterations): 0.225384 (tseq=0.001286, tpar=0.005706) -Speedup with 6 cores (average on 2 iterations): 0.202889 (tseq=0.001286, tpar=0.006339) -Speedup with 8 cores (average on 2 iterations): 0.180269 (tseq=0.001286, tpar=0.007134) -Speedup with 10 cores (average on 2 iterations): 0.176145 (tseq=0.001286, tpar=0.007301) -Speedup with 12 cores (average on 2 iterations): 0.158916 (tseq=0.001286, tpar=0.008093) -Speedup with 14 cores (average on 2 iterations): 0.145142 (tseq=0.001286, tpar=0.008860) -Speedup with 16 cores (average on 2 iterations): 0.114533 (tseq=0.001286, tpar=0.011228) -Speedup with 18 cores (average on 2 iterations): 0.107730 (tseq=0.001286, tpar=0.011937) -Speedup with 20 cores (average on 2 iterations): 0.105911 (tseq=0.001286, tpar=0.012143) +Sequential execution takes 0.000963 seconds +Speedup with 2 cores (average on 2 iterations): 0.111293 (tseq=0.000963, tpar=0.008653) +Speedup with 4 cores (average on 2 iterations): 0.056003 (tseq=0.000963, tpar=0.017195) +Speedup with 6 cores (average on 2 iterations): 0.065114 (tseq=0.000963, tpar=0.014789) +Speedup with 8 cores (average on 2 iterations): 0.111319 (tseq=0.000963, tpar=0.008651) +Speedup with 10 cores (average on 2 iterations): 0.067388 (tseq=0.000963, tpar=0.014290) +Speedup with 12 cores (average on 2 iterations): 0.063024 (tseq=0.000963, tpar=0.015280) +Speedup with 14 cores (average on 2 iterations): 0.139067 (tseq=0.000963, tpar=0.006925) +Speedup with 16 cores (average on 2 iterations): 0.072152 (tseq=0.000963, tpar=0.013346) +Speedup with 18 cores (average on 2 iterations): 0.148605 (tseq=0.000963, tpar=0.006480) +Speedup with 20 cores (average on 2 iterations): 0.152804 (tseq=0.000963, tpar=0.006302) (cd _build/default/tests && ./simplescalemapfold.exe) Testing scalability with 2 iterations on 1*2 to 10*2 cores -Sequential execution takes 4.579795 seconds -Speedup with 2 cores (average on 2 iterations): 1.974938 (tseq=4.579795, tpar=2.318956) -Speedup with 4 cores (average on 2 iterations): 3.981016 (tseq=4.579795, tpar=1.150409) -Speedup with 6 cores (average on 2 iterations): 5.900855 (tseq=4.579795, tpar=0.776124) -Speedup with 8 cores (average on 2 iterations): 7.401891 (tseq=4.579795, tpar=0.618733) -Speedup with 10 cores (average on 2 iterations): 8.895380 (tseq=4.579795, tpar=0.514851) -Speedup with 12 cores (average on 2 iterations): 9.423524 (tseq=4.579795, tpar=0.485996) -Speedup with 14 cores (average on 2 iterations): 9.345090 (tseq=4.579795, tpar=0.490075) -Speedup with 16 cores (average on 2 iterations): 9.399900 (tseq=4.579795, tpar=0.487217) -Speedup with 18 cores (average on 2 iterations): 9.530082 (tseq=4.579795, tpar=0.480562) -Speedup with 20 cores (average on 2 iterations): 9.688423 (tseq=4.579795, tpar=0.472708) +Sequential execution takes 4.529371 seconds +Speedup with 2 cores (average on 2 iterations): 1.961976 (tseq=4.529371, tpar=2.308577) +Speedup with 4 cores (average on 2 iterations): 3.891107 (tseq=4.529371, tpar=1.164032) +Speedup with 6 cores (average on 2 iterations): 5.329226 (tseq=4.529371, tpar=0.849912) +Speedup with 8 cores (average on 2 iterations): 6.195698 (tseq=4.529371, tpar=0.731051) +Speedup with 10 cores (average on 2 iterations): 7.938834 (tseq=4.529371, tpar=0.570534) +Speedup with 12 cores (average on 2 iterations): 8.924965 (tseq=4.529371, tpar=0.507495) +Speedup with 14 cores (average on 2 iterations): 9.066459 (tseq=4.529371, tpar=0.499574) +Speedup with 16 cores (average on 2 iterations): 8.662816 (tseq=4.529371, tpar=0.522852) +Speedup with 18 cores (average on 2 iterations): 8.231658 (tseq=4.529371, tpar=0.550238) +Speedup with 20 cores (average on 2 iterations): 9.569686 (tseq=4.529371, tpar=0.473304) make[1]: Leaving directory '/build/reproducible-path/parmap-1.2.5' create-stamp debian/debhelper-build-stamp dh_testroot -O--buildsystem=ocaml_dune @@ -464,12 +500,14 @@ 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/1422037/tmp/hooks/B01_cleanup starting +I: user script /srv/workspace/pbuilder/1422037/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/2593620 and its subdirectories -I: Current time: Wed Mar 11 23:13:29 -12 2026 -I: pbuilder-time-stamp: 1773314010 +I: removing directory /srv/workspace/pbuilder/1422037 and its subdirectories +I: Current time: Fri Feb 7 18:51:31 +14 2025 +I: pbuilder-time-stamp: 1738903891