Diff of the two buildlogs: -- --- b1/build.log 2024-05-09 22:23:06.907896444 +0000 +++ b2/build.log 2024-05-09 22:24:31.920275717 +0000 @@ -1,6 +1,6 @@ I: pbuilder: network access will be disabled during build -I: Current time: Wed Jun 11 16:45:15 -12 2025 -I: pbuilder-time-stamp: 1749703515 +I: Current time: Fri May 10 12:23:10 +14 2024 +I: pbuilder-time-stamp: 1715293390 I: Building the build Environment I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz] I: copying local configuration @@ -28,52 +28,84 @@ 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/1252998/tmp/hooks/D02_print_environment starting +I: user script /srv/workspace/pbuilder/3878126/tmp/hooks/D01_modify_environment starting +debug: Running on codethink02-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 May 9 22:23 /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/3878126/tmp/hooks/D01_modify_environment finished +I: user script /srv/workspace/pbuilder/3878126/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]="21" [3]="1" [4]="release" [5]="aarch64-unknown-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=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='cb8f4a505dea4fd3a29e169ec95742ca' - 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='1252998' - PS1='# ' - PS2='> ' + INVOCATION_ID=596bfb02b9e24feaac84c1085896dfd0 + 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=3878126 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.zfPzfo4y/pbuilderrc_35rA --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.zfPzfo4y/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.zfPzfo4y/pbuilderrc_7xY3 --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.zfPzfo4y/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 codethink01-arm64 6.1.0-21-cloud-arm64 #1 SMP Debian 6.1.90-1 (2024-05-03) aarch64 GNU/Linux + Linux i-capture-the-hostname 6.1.0-21-cloud-arm64 #1 SMP Debian 6.1.90-1 (2024-05-03) aarch64 GNU/Linux I: ls -l /bin - lrwxrwxrwx 1 root root 7 Jun 10 17:47 /bin -> usr/bin -I: user script /srv/workspace/pbuilder/1252998/tmp/hooks/D02_print_environment finished + lrwxrwxrwx 1 root root 7 May 9 11:24 /bin -> usr/bin +I: user script /srv/workspace/pbuilder/3878126/tmp/hooks/D02_print_environment finished -> Attempting to satisfy build-dependencies -> Creating pbuilder-satisfydepends-dummy package Package: pbuilder-satisfydepends-dummy @@ -158,7 +190,7 @@ Get: 39 http://deb.debian.org/debian trixie/main arm64 ocaml arm64 4.14.1-1 [71.2 MB] Get: 40 http://deb.debian.org/debian trixie/main arm64 libdune-ocaml-dev arm64 3.14.0-1 [4287 kB] Get: 41 http://deb.debian.org/debian trixie/main arm64 ocaml-dune arm64 3.14.0-1 [5205 kB] -Fetched 147 MB in 1s (216 MB/s) +Fetched 147 MB in 1s (183 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 ... 19744 files and directories currently installed.) @@ -337,7 +369,11 @@ 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/3878126/tmp/hooks/A99_set_merged_usr starting +Not re-configuring usrmerge for trixie +I: user script /srv/workspace/pbuilder/3878126/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 @@ -367,14 +403,14 @@ Exceptions are properly catched, no SIGSEVTesting capture of exception: this code should exit normally, without segfault. [Parmap]: mapper on 5 elements, on 5 cores [Parmap]: simplemapper on 5 elements, on 5 cores, chunksize = 1 +[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 (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 (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 (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 (cd _build/default/tests && ./floatscale.exe) @@ -382,41 +418,41 @@ Test: specialised array parmap Test: specialised float array parmap Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000328 seconds -Speedup with 8 cores (average on 1 iterations): 0.071581 (tseq=0.000328, tpar=0.004583) +Sequential execution takes 0.000131 seconds +Speedup with 8 cores (average on 1 iterations): 0.003919 (tseq=0.000131, tpar=0.033397) Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000074 seconds -Speedup with 8 cores (average on 1 iterations): 0.020067 (tseq=0.000074, tpar=0.003683) +Sequential execution takes 0.000034 seconds +Speedup with 8 cores (average on 1 iterations): 0.001429 (tseq=0.000034, tpar=0.023855) Testing scalability with 1 iterations on 8 to 8 cores, step 1 -Sequential execution takes 0.000075 seconds -Speedup with 8 cores (average on 1 iterations): 0.020588 (tseq=0.000075, tpar=0.003648) +Sequential execution takes 0.000035 seconds +Speedup with 8 cores (average on 1 iterations): 0.001465 (tseq=0.000035, tpar=0.023921) (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 0.000813 seconds -Speedup with 2 cores (average on 2 iterations): 0.134985 (tseq=0.000813, tpar=0.006023) -Speedup with 4 cores (average on 2 iterations): 0.159398 (tseq=0.000813, tpar=0.005100) -Speedup with 6 cores (average on 2 iterations): 0.129513 (tseq=0.000813, tpar=0.006277) -Speedup with 8 cores (average on 2 iterations): 0.118915 (tseq=0.000813, tpar=0.006837) -Speedup with 10 cores (average on 2 iterations): 0.063544 (tseq=0.000813, tpar=0.012794) -Speedup with 12 cores (average on 2 iterations): 0.093766 (tseq=0.000813, tpar=0.008671) -Speedup with 14 cores (average on 2 iterations): 0.075478 (tseq=0.000813, tpar=0.010772) -Speedup with 16 cores (average on 2 iterations): 0.057902 (tseq=0.000813, tpar=0.014041) -Speedup with 18 cores (average on 2 iterations): 0.077544 (tseq=0.000813, tpar=0.010484) -Speedup with 20 cores (average on 2 iterations): 0.071580 (tseq=0.000813, tpar=0.011358) +Sequential execution takes 0.000430 seconds +Speedup with 2 cores (average on 2 iterations): 0.019174 (tseq=0.000430, tpar=0.022419) +Speedup with 4 cores (average on 2 iterations): 0.017898 (tseq=0.000430, tpar=0.024017) +Speedup with 6 cores (average on 2 iterations): 0.012487 (tseq=0.000430, tpar=0.034425) +Speedup with 8 cores (average on 2 iterations): 0.019695 (tseq=0.000430, tpar=0.021826) +Speedup with 10 cores (average on 2 iterations): 0.019780 (tseq=0.000430, tpar=0.021732) +Speedup with 12 cores (average on 2 iterations): 0.014290 (tseq=0.000430, tpar=0.030082) +Speedup with 14 cores (average on 2 iterations): 0.016591 (tseq=0.000430, tpar=0.025910) +Speedup with 16 cores (average on 2 iterations): 0.014327 (tseq=0.000430, tpar=0.030003) +Speedup with 18 cores (average on 2 iterations): 0.013437 (tseq=0.000430, tpar=0.031990) +Speedup with 20 cores (average on 2 iterations): 0.015118 (tseq=0.000430, tpar=0.028434) (cd _build/default/tests && ./simplescalemapfold.exe) Testing scalability with 2 iterations on 1*2 to 10*2 cores -Sequential execution takes 4.563372 seconds -Speedup with 2 cores (average on 2 iterations): 1.958583 (tseq=4.563372, tpar=2.329936) -Speedup with 4 cores (average on 2 iterations): 3.598080 (tseq=4.563372, tpar=1.268280) -Speedup with 6 cores (average on 2 iterations): 5.027177 (tseq=4.563372, tpar=0.907740) -Speedup with 8 cores (average on 2 iterations): 7.749699 (tseq=4.563372, tpar=0.588845) -Speedup with 10 cores (average on 2 iterations): 9.119084 (tseq=4.563372, tpar=0.500420) -Speedup with 12 cores (average on 2 iterations): 9.534894 (tseq=4.563372, tpar=0.478597) -Speedup with 14 cores (average on 2 iterations): 9.420084 (tseq=4.563372, tpar=0.484430) -Speedup with 16 cores (average on 2 iterations): 9.389365 (tseq=4.563372, tpar=0.486015) -Speedup with 18 cores (average on 2 iterations): 9.546833 (tseq=4.563372, tpar=0.477998) -Speedup with 20 cores (average on 2 iterations): 9.891946 (tseq=4.563372, tpar=0.461322) +Sequential execution takes 10.202613 seconds +Speedup with 2 cores (average on 2 iterations): 2.337409 (tseq=10.202613, tpar=4.364924) +Speedup with 4 cores (average on 2 iterations): 6.497046 (tseq=10.202613, tpar=1.570346) +Speedup with 6 cores (average on 2 iterations): 12.782073 (tseq=10.202613, tpar=0.798197) +Speedup with 8 cores (average on 2 iterations): 15.814562 (tseq=10.202613, tpar=0.645140) +Speedup with 10 cores (average on 2 iterations): 18.354726 (tseq=10.202613, tpar=0.555858) +Speedup with 12 cores (average on 2 iterations): 19.832466 (tseq=10.202613, tpar=0.514440) +Speedup with 14 cores (average on 2 iterations): 20.006279 (tseq=10.202613, tpar=0.509971) +Speedup with 16 cores (average on 2 iterations): 20.897977 (tseq=10.202613, tpar=0.488211) +Speedup with 18 cores (average on 2 iterations): 21.535105 (tseq=10.202613, tpar=0.473767) +Speedup with 20 cores (average on 2 iterations): 21.357064 (tseq=10.202613, tpar=0.477716) make[1]: Leaving directory '/build/reproducible-path/parmap-1.2.5' create-stamp debian/debhelper-build-stamp dh_testroot -O--buildsystem=ocaml_dune @@ -454,12 +490,14 @@ 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/3878126/tmp/hooks/B01_cleanup starting +I: user script /srv/workspace/pbuilder/3878126/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/1252998 and its subdirectories -I: Current time: Wed Jun 11 16:46:05 -12 2025 -I: pbuilder-time-stamp: 1749703565 +I: removing directory /srv/workspace/pbuilder/3878126 and its subdirectories +I: Current time: Fri May 10 12:24:30 +14 2024 +I: pbuilder-time-stamp: 1715293470