Diff of the two buildlogs: -- --- b1/build.log 2024-04-20 15:06:21.617260203 +0000 +++ b2/build.log 2024-04-20 15:09:15.153833410 +0000 @@ -1,6 +1,6 @@ I: pbuilder: network access will be disabled during build -I: Current time: Sat Apr 20 03:03:53 -12 2024 -I: pbuilder-time-stamp: 1713625433 +I: Current time: Sun Apr 21 05:06:33 +14 2024 +I: pbuilder-time-stamp: 1713625593 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/25885/tmp/hooks/D02_print_environment starting +I: user script /srv/workspace/pbuilder/16312/tmp/hooks/D01_modify_environment starting +debug: Running on ff4a. +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 20 15:06 /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/16312/tmp/hooks/D01_modify_environment finished +I: user script /srv/workspace/pbuilder/16312/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='armhf' - DEBIAN_FRONTEND='noninteractive' - DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 ' - DISTRIBUTION='trixie' - HOME='/root' - HOST_ARCH='armhf' + 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]="arm-unknown-linux-gnueabihf") + 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=armhf + DEBIAN_FRONTEND=noninteractive + DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 ' + DIRSTACK=() + DISTRIBUTION=trixie + EUID=0 + FUNCNAME=([0]="Echo" [1]="main") + GROUPS=() + HOME=/root + HOSTNAME=i-capture-the-hostname + HOSTTYPE=arm + HOST_ARCH=armhf IFS=' ' - INVOCATION_ID='b711229af4494b22bc5ec3aad1abfb90' - 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='25885' - PS1='# ' - PS2='> ' + INVOCATION_ID=23ff8a8dd9414c11a3b0952172edab04 + LANG=C + LANGUAGE=it_CH:it + LC_ALL=C + MACHTYPE=arm-unknown-linux-gnueabihf + MAIL=/var/mail/root + OPTERR=1 + OPTIND=1 + OSTYPE=linux-gnueabihf + 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=16312 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.cKYK0eIS/pbuilderrc_TUgk --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.cKYK0eIS/b1 --logfile b1/build.log parmap_1.2.5-3.dsc' - SUDO_GID='113' - SUDO_UID='107' - SUDO_USER='jenkins' - TERM='unknown' - TZ='/usr/share/zoneinfo/Etc/GMT+12' - USER='root' - _='/usr/bin/systemd-run' - http_proxy='http://10.0.0.15:3142/' + 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.cKYK0eIS/pbuilderrc_agoB --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.cKYK0eIS/b2 --logfile b2/build.log parmap_1.2.5-3.dsc' + SUDO_GID=113 + SUDO_UID=107 + SUDO_USER=jenkins + TERM=unknown + TZ=/usr/share/zoneinfo/Etc/GMT-14 + UID=0 + USER=root + _='I: set' + http_proxy=http://10.0.0.15:3142/ I: uname -a - Linux virt64c 6.1.0-20-arm64 #1 SMP Debian 6.1.85-1 (2024-04-11) aarch64 GNU/Linux + Linux i-capture-the-hostname 6.1.0-20-armmp-lpae #1 SMP Debian 6.1.85-1 (2024-04-11) armv7l GNU/Linux I: ls -l /bin - lrwxrwxrwx 1 root root 7 Apr 19 11:24 /bin -> usr/bin -I: user script /srv/workspace/pbuilder/25885/tmp/hooks/D02_print_environment finished + lrwxrwxrwx 1 root root 7 Apr 20 11:25 /bin -> usr/bin +I: user script /srv/workspace/pbuilder/16312/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 armhf ocaml armhf 4.14.1-1 [66.5 MB] Get: 40 http://deb.debian.org/debian trixie/main armhf libdune-ocaml-dev armhf 3.14.0-1 [4232 kB] Get: 41 http://deb.debian.org/debian trixie/main armhf ocaml-dune armhf 3.14.0-1 [4314 kB] -Fetched 140 MB in 3s (43.3 MB/s) +Fetched 140 MB in 8s (17.8 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 ... 19635 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/16312/tmp/hooks/A99_set_merged_usr starting +Not re-configuring usrmerge for trixie +I: user script /srv/workspace/pbuilder/16312/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 @@ -358,48 +394,48 @@ dh_ocamlinit -O--buildsystem=ocaml_dune dh_auto_configure -O--buildsystem=ocaml_dune dh_auto_build -O--buildsystem=ocaml_dune - dune build -j 3 -p parmap + dune build -j 4 -p parmap debian/rules override_dh_auto_test make[1]: Entering directory '/build/reproducible-path/parmap-1.2.5' nData=1000 dh_auto_test - dune runtest -j 3 -p parmap + dune runtest -j 4 -p parmap (cd _build/default/tests && ./testexceptions.exe) Exceptions are properly catched, no SIGSEVTesting capture of exception: this code should exit normally, without segfault. [Parmap]: mapper on 5 elements, on 3 cores [Parmap]: simplemapper on 5 elements, on 3 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=2 in (2,4), chunksize=1 of a total of 3 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 + (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 0.001115 seconds -Speedup with 2 cores (average on 2 iterations): 0.146789 (tseq=0.001115, tpar=0.007596) -Speedup with 4 cores (average on 2 iterations): 0.120751 (tseq=0.001115, tpar=0.009235) -Speedup with 6 cores (average on 2 iterations): 0.108386 (tseq=0.001115, tpar=0.010288) -Speedup with 8 cores (average on 2 iterations): 0.084991 (tseq=0.001115, tpar=0.013120) -Speedup with 10 cores (average on 2 iterations): 0.070871 (tseq=0.001115, tpar=0.015734) -Speedup with 12 cores (average on 2 iterations): 0.071018 (tseq=0.001115, tpar=0.015702) -Speedup with 14 cores (average on 2 iterations): 0.060383 (tseq=0.001115, tpar=0.018467) -Speedup with 16 cores (average on 2 iterations): 0.055562 (tseq=0.001115, tpar=0.020069) -Speedup with 18 cores (average on 2 iterations): 0.049904 (tseq=0.001115, tpar=0.022344) -Speedup with 20 cores (average on 2 iterations): 0.048181 (tseq=0.001115, tpar=0.023144) +Sequential execution takes 0.001392 seconds +Speedup with 2 cores (average on 2 iterations): 0.142477 (tseq=0.001392, tpar=0.009771) +Speedup with 4 cores (average on 2 iterations): 0.131358 (tseq=0.001392, tpar=0.010598) +Speedup with 6 cores (average on 2 iterations): 0.133628 (tseq=0.001392, tpar=0.010418) +Speedup with 8 cores (average on 2 iterations): 0.123701 (tseq=0.001392, tpar=0.011254) +Speedup with 10 cores (average on 2 iterations): 0.102456 (tseq=0.001392, tpar=0.013588) +Speedup with 12 cores (average on 2 iterations): 0.094893 (tseq=0.001392, tpar=0.014670) +Speedup with 14 cores (average on 2 iterations): 0.084695 (tseq=0.001392, tpar=0.016437) +Speedup with 16 cores (average on 2 iterations): 0.057830 (tseq=0.001392, tpar=0.024073) +Speedup with 18 cores (average on 2 iterations): 0.070926 (tseq=0.001392, tpar=0.019628) +Speedup with 20 cores (average on 2 iterations): 0.067291 (tseq=0.001392, tpar=0.020688) (cd _build/default/tests && ./simplescalemapfold.exe) Testing scalability with 2 iterations on 1*2 to 10*2 cores -Sequential execution takes 6.802521 seconds -Speedup with 2 cores (average on 2 iterations): 1.929382 (tseq=6.802521, tpar=3.525752) -Speedup with 4 cores (average on 2 iterations): 2.736320 (tseq=6.802521, tpar=2.486011) -Speedup with 6 cores (average on 2 iterations): 2.748474 (tseq=6.802521, tpar=2.475017) -Speedup with 8 cores (average on 2 iterations): 2.819088 (tseq=6.802521, tpar=2.413022) -Speedup with 10 cores (average on 2 iterations): 2.760219 (tseq=6.802521, tpar=2.464486) -Speedup with 12 cores (average on 2 iterations): 2.991095 (tseq=6.802521, tpar=2.274258) -Speedup with 14 cores (average on 2 iterations): 2.872449 (tseq=6.802521, tpar=2.368196) -Speedup with 16 cores (average on 2 iterations): 2.177640 (tseq=6.802521, tpar=3.123804) -Speedup with 18 cores (average on 2 iterations): 1.890899 (tseq=6.802521, tpar=3.597506) -Speedup with 20 cores (average on 2 iterations): 2.027339 (tseq=6.802521, tpar=3.355394) +Sequential execution takes 7.983912 seconds +Speedup with 2 cores (average on 2 iterations): 1.961971 (tseq=7.983912, tpar=4.069333) +Speedup with 4 cores (average on 2 iterations): 3.836200 (tseq=7.983912, tpar=2.081203) +Speedup with 6 cores (average on 2 iterations): 3.850317 (tseq=7.983912, tpar=2.073572) +Speedup with 8 cores (average on 2 iterations): 3.863434 (tseq=7.983912, tpar=2.066532) +Speedup with 10 cores (average on 2 iterations): 3.737158 (tseq=7.983912, tpar=2.136359) +Speedup with 12 cores (average on 2 iterations): 3.641722 (tseq=7.983912, tpar=2.192345) +Speedup with 14 cores (average on 2 iterations): 3.619539 (tseq=7.983912, tpar=2.205782) +Speedup with 16 cores (average on 2 iterations): 3.521109 (tseq=7.983912, tpar=2.267442) +Speedup with 18 cores (average on 2 iterations): 3.526901 (tseq=7.983912, tpar=2.263719) +Speedup with 20 cores (average on 2 iterations): 3.487060 (tseq=7.983912, tpar=2.289582) make[1]: Leaving directory '/build/reproducible-path/parmap-1.2.5' create-stamp debian/debhelper-build-stamp dh_testroot -O--buildsystem=ocaml_dune @@ -427,9 +463,9 @@ dpkg-gencontrol: warning: Depends field of package libparmap-ocaml-dev: substitution variable ${shlibs:Depends} used, but is not defined dh_md5sums -O--buildsystem=ocaml_dune dh_builddeb -O--buildsystem=ocaml_dune +dpkg-deb: building package 'libparmap-ocaml' in '../libparmap-ocaml_1.2.5-3_armhf.deb'. dpkg-deb: building package 'libparmap-ocaml-dbgsym' in '../libparmap-ocaml-dbgsym_1.2.5-3_armhf.deb'. dpkg-deb: building package 'libparmap-ocaml-dev' in '../libparmap-ocaml-dev_1.2.5-3_armhf.deb'. -dpkg-deb: building package 'libparmap-ocaml' in '../libparmap-ocaml_1.2.5-3_armhf.deb'. dpkg-genbuildinfo --build=binary -O../parmap_1.2.5-3_armhf.buildinfo dpkg-genchanges --build=binary -O../parmap_1.2.5-3_armhf.changes dpkg-genchanges: info: binary-only upload (no source code included) @@ -437,12 +473,14 @@ 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/16312/tmp/hooks/B01_cleanup starting +I: user script /srv/workspace/pbuilder/16312/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/25885 and its subdirectories -I: Current time: Sat Apr 20 03:06:17 -12 2024 -I: pbuilder-time-stamp: 1713625577 +I: removing directory /srv/workspace/pbuilder/16312 and its subdirectories +I: Current time: Sun Apr 21 05:09:11 +14 2024 +I: pbuilder-time-stamp: 1713625751