Diff of the two buildlogs: -- --- b1/build.log 2024-11-07 23:38:04.670331083 +0000 +++ b2/build.log 2024-11-07 23:42:45.840294932 +0000 @@ -1,6 +1,6 @@ I: pbuilder: network access will be disabled during build -I: Current time: Wed Dec 10 17:59:18 -12 2025 -I: pbuilder-time-stamp: 1765432758 +I: Current time: Fri Nov 8 13:38:09 +14 2024 +I: pbuilder-time-stamp: 1731022689 I: Building the build Environment I: extracting base tarball [/var/cache/pbuilder/trixie-reproducible-base.tgz] I: copying local configuration @@ -25,52 +25,84 @@ dpkg-source: info: unpacking ocaml-multicore-bench_0.1.7-1.debian.tar.xz I: Not using root during the build. I: Installing the build-deps -I: user script /srv/workspace/pbuilder/967554/tmp/hooks/D02_print_environment starting +I: user script /srv/workspace/pbuilder/861103/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 Nov 7 23:38 /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/861103/tmp/hooks/D01_modify_environment finished +I: user script /srv/workspace/pbuilder/861103/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]="32" [3]="1" [4]="release" [5]="aarch64-unknown-linux-gnu") + BASH_VERSION='5.2.32(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='178b8a70103e4d60922627188a65ea02' - 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='967554' - PS1='# ' - PS2='> ' + INVOCATION_ID=80fbe8e662e24eb6a93f8cc549ceb27c + 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=861103 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.5iYEE9RB/pbuilderrc_fMJo --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.5iYEE9RB/b1 --logfile b1/build.log ocaml-multicore-bench_0.1.7-1.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.5iYEE9RB/pbuilderrc_4T0A --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.5iYEE9RB/b2 --logfile b2/build.log ocaml-multicore-bench_0.1.7-1.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 6.1.0-26-cloud-arm64 #1 SMP Debian 6.1.112-1 (2024-09-30) aarch64 GNU/Linux + Linux i-capture-the-hostname 6.1.0-26-cloud-arm64 #1 SMP Debian 6.1.112-1 (2024-09-30) aarch64 GNU/Linux I: ls -l /bin - lrwxrwxrwx 1 root root 7 Aug 4 2024 /bin -> usr/bin -I: user script /srv/workspace/pbuilder/967554/tmp/hooks/D02_print_environment finished + lrwxrwxrwx 1 root root 7 Aug 4 21:30 /bin -> usr/bin +I: user script /srv/workspace/pbuilder/861103/tmp/hooks/D02_print_environment finished -> Attempting to satisfy build-dependencies -> Creating pbuilder-satisfydepends-dummy package Package: pbuilder-satisfydepends-dummy @@ -231,7 +263,7 @@ Get: 105 http://deb.debian.org/debian trixie/main arm64 libmulticore-magic-ocaml arm64 2.3.0-2 [4120 B] Get: 106 http://deb.debian.org/debian trixie/main arm64 libmulticore-magic-ocaml-dev arm64 2.3.0-2 [132 kB] Get: 107 http://deb.debian.org/debian trixie/main arm64 ocaml-dune arm64 3.16.0-2+b1 [5534 kB] -Fetched 221 MB in 2s (121 MB/s) +Fetched 221 MB in 11s (20.2 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 ... 20089 files and directories currently installed.) @@ -674,7 +706,11 @@ Building tag database... -> Finished parsing the build-deps I: Building the package -I: Running cd /build/reproducible-path/ocaml-multicore-bench-0.1.7/ && 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 > ../ocaml-multicore-bench_0.1.7-1_source.changes +I: user script /srv/workspace/pbuilder/861103/tmp/hooks/A99_set_merged_usr starting +Not re-configuring usrmerge for trixie +I: user script /srv/workspace/pbuilder/861103/tmp/hooks/A99_set_merged_usr finished +hostname: Name or service not known +I: Running cd /build/reproducible-path/ocaml-multicore-bench-0.1.7/ && 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 > ../ocaml-multicore-bench_0.1.7-1_source.changes dpkg-buildpackage: info: source package ocaml-multicore-bench dpkg-buildpackage: info: source version 0.1.7-1 dpkg-buildpackage: info: source distribution unstable @@ -701,253 +737,253 @@ (cd _build/default/bench && ./main.exe -brief) Atomic: ops over time/cas int: - 86.95 M/s + 23.00 M/s ops over time/get: - 848.63 M/s + 278.91 M/s ops over time/incr: - 93.83 M/s + 23.42 M/s ops over time/push & pop: - 11.18 M/s + 3.12 M/s ops over time/swap: - 18.96 M/s + 11.57 M/s ops over time/xchg int: - 81.60 M/s + 35.34 M/s time per op/cas int: - 11.50 ns + 43.47 ns time per op/get: - 1.18 ns + 3.59 ns time per op/incr: - 10.66 ns + 42.70 ns time per op/push & pop: - 89.42 ns + 320.30 ns time per op/swap: - 52.74 ns + 86.43 ns time per op/xchg int: - 12.26 ns + 28.29 ns Atomic incr: ops over time/CAS, 1 domains: - 34.03 M/s + 26.54 M/s ops over time/CAS, 2 domains: - 27.70 M/s + 32.16 M/s ops over time/CAS, 4 domains: - 17.45 M/s + 9.31 M/s ops over time/CAS, 8 domains: - 12.78 M/s + 5.15 M/s ops over time/CAS with backoff, 1 domains: - 45.78 M/s + 21.70 M/s ops over time/CAS with backoff, 2 domains: - 69.84 M/s + 43.64 M/s ops over time/CAS with backoff, 4 domains: - 25.51 M/s + 17.75 M/s ops over time/CAS with backoff, 8 domains: - 10.43 M/s + 5.55 M/s ops over time/Incr, 1 domains: - 102.34 M/s + 23.90 M/s ops over time/Incr, 2 domains: - 56.95 M/s + 22.23 M/s ops over time/Incr, 4 domains: - 61.74 M/s + 15.01 M/s ops over time/Incr, 8 domains: - 13.78 M/s + 5.32 M/s time per op/CAS, 1 domains: - 29.39 ns + 37.68 ns time per op/CAS, 2 domains: - 72.20 ns + 62.20 ns time per op/CAS, 4 domains: - 229.25 ns + 429.82 ns time per op/CAS, 8 domains: - 626.12 ns + 1552.65 ns time per op/CAS with backoff, 1 domains: - 21.85 ns + 46.09 ns time per op/CAS with backoff, 2 domains: - 28.64 ns + 45.83 ns time per op/CAS with backoff, 4 domains: - 156.78 ns + 225.33 ns time per op/CAS with backoff, 8 domains: - 767.05 ns + 1442.61 ns time per op/Incr, 1 domains: - 9.77 ns + 41.84 ns time per op/Incr, 2 domains: - 35.12 ns + 89.95 ns time per op/Incr, 4 domains: - 64.79 ns + 266.49 ns time per op/Incr, 8 domains: - 580.44 ns + 1504.40 ns Bounded_q: messages over time/1 adder, 1 taker: - 5.81 M/s + 2.03 M/s messages over time/1 adder, 2 takers: - 8.62 M/s + 3.64 M/s messages over time/1 adder, 4 takers: - 2.94 M/s + 2.39 M/s messages over time/2 adders, 1 taker: - 8.56 M/s + 3.59 M/s messages over time/2 adders, 2 takers: - 6.91 M/s + 4.84 M/s messages over time/2 adders, 4 takers: - 3.33 M/s + 3.35 M/s messages over time/4 adders, 1 taker: - 7.39 M/s + 3.58 M/s messages over time/4 adders, 2 takers: - 6.93 M/s + 3.20 M/s messages over time/4 adders, 4 takers: - 3.80 M/s + 2.65 M/s messages over time/one domain: - 8.00 M/s + 3.68 M/s time per message/1 adder, 1 taker: - 344.45 ns + 984.91 ns time per message/1 adder, 2 takers: - 348.12 ns + 824.85 ns time per message/1 adder, 4 takers: - 1699.37 ns + 2092.95 ns time per message/2 adders, 1 taker: - 350.46 ns + 835.43 ns time per message/2 adders, 2 takers: - 578.83 ns + 826.31 ns time per message/2 adders, 4 takers: - 1799.63 ns + 1789.80 ns time per message/4 adders, 1 taker: - 676.82 ns + 1395.02 ns time per message/4 adders, 2 takers: - 865.51 ns + 1872.77 ns time per message/4 adders, 4 takers: - 2103.79 ns + 3023.32 ns time per message/one domain: - 125.02 ns + 271.52 ns Hashtbl: operations over time/1 worker, 10% reads: - 5.36 M/s + 2.27 M/s operations over time/1 worker, 50% reads: - 8.04 M/s + 6.64 M/s operations over time/1 worker, 90% reads: - 9.88 M/s + 3.99 M/s operations over time/2 workers, 10% reads: - 10.60 M/s + 3.40 M/s operations over time/2 workers, 50% reads: - 12.95 M/s + 4.68 M/s operations over time/2 workers, 90% reads: - 16.22 M/s + 5.99 M/s operations over time/4 workers, 10% reads: - 8.90 M/s + 4.55 M/s operations over time/4 workers, 50% reads: - 10.26 M/s + 6.61 M/s operations over time/4 workers, 90% reads: - 11.85 M/s + 5.77 M/s operations over time/8 workers, 10% reads: - 4.87 M/s + 2.41 M/s operations over time/8 workers, 50% reads: - 6.90 M/s + 3.34 M/s operations over time/8 workers, 90% reads: - 5.93 M/s + 4.45 M/s operations over time/one domain, 10% reads: - 19.51 M/s + 3.01 M/s operations over time/one domain, 50% reads: - 13.89 M/s + 4.69 M/s operations over time/one domain, 90% reads: - 20.96 M/s + 7.27 M/s time per operation/1 worker, 10% reads: - 186.45 ns + 441.21 ns time per operation/1 worker, 50% reads: - 124.34 ns + 150.61 ns time per operation/1 worker, 90% reads: - 101.26 ns + 250.36 ns time per operation/2 workers, 10% reads: - 188.71 ns + 588.82 ns time per operation/2 workers, 50% reads: - 154.42 ns + 427.27 ns time per operation/2 workers, 90% reads: - 123.29 ns + 333.69 ns time per operation/4 workers, 10% reads: - 449.24 ns + 878.79 ns time per operation/4 workers, 50% reads: - 389.95 ns + 605.11 ns time per operation/4 workers, 90% reads: - 337.50 ns + 693.36 ns time per operation/8 workers, 10% reads: - 1644.21 ns + 3315.38 ns time per operation/8 workers, 50% reads: - 1158.61 ns + 2393.73 ns time per operation/8 workers, 90% reads: - 1349.22 ns + 1796.16 ns time per operation/one domain, 10% reads: - 51.27 ns + 331.99 ns time per operation/one domain, 50% reads: - 72.01 ns + 213.17 ns time per operation/one domain, 90% reads: - 47.71 ns + 137.62 ns Queue: messages over time/one domain: - 24.34 M/s + 24.59 M/s time per message/one domain: - 41.09 ns + 40.67 ns Ref with Mutex: ops over time/cas int: - 14.19 M/s + 8.42 M/s ops over time/get: - 15.57 M/s + 6.84 M/s ops over time/incr: - 15.28 M/s + 8.37 M/s ops over time/push & pop: - 6.59 M/s + 4.08 M/s ops over time/swap: - 8.79 M/s + 2.97 M/s ops over time/xchg int: - 14.20 M/s + 5.03 M/s time per op/cas int: - 70.48 ns + 118.72 ns time per op/get: - 64.23 ns + 146.30 ns time per op/incr: - 65.46 ns + 119.46 ns time per op/push & pop: - 151.70 ns + 245.00 ns time per op/swap: - 113.71 ns + 336.94 ns time per op/xchg int: - 70.44 ns + 198.69 ns Ref with [@poll error]: ops over time/cas int: - 88.19 M/s + 23.09 M/s ops over time/get: - 846.21 M/s + 278.65 M/s ops over time/incr: 178.17 M/s ops over time/push & pop: - 7.28 M/s + 3.05 M/s ops over time/swap: - 15.49 M/s + 4.92 M/s ops over time/xchg int: - 90.25 M/s + 89.84 M/s time per op/cas int: - 11.34 ns + 43.30 ns time per op/get: - 1.18 ns + 3.59 ns time per op/incr: 5.61 ns time per op/push & pop: - 137.28 ns + 328.21 ns time per op/swap: - 64.56 ns + 203.21 ns time per op/xchg int: - 11.08 ns + 11.13 ns Stack: messages over time/one domain: - 30.89 M/s + 31.55 M/s time per message/one domain: - 32.38 ns + 31.70 ns Unix: blocking reads over time/1 worker: - 1.55 M/s + 0.47 M/s blocking reads over time/2 workers: - 3.78 M/s + 1.31 M/s blocking reads over time/4 workers: - 6.29 M/s + 2.03 M/s time per blocking read/1 worker: - 646.65 ns + 2125.16 ns time per blocking read/2 workers: - 529.04 ns + 1521.37 ns time per blocking read/4 workers: - 636.01 ns + 1965.99 ns create-stamp debian/debhelper-build-stamp dh_testroot -O--buildsystem=ocaml_dune dh_prep -O--buildsystem=ocaml_dune @@ -975,8 +1011,8 @@ dpkg-gencontrol: warning: Depends field of package libmulticore-bench-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 'libmulticore-bench-ocaml-dev' in '../libmulticore-bench-ocaml-dev_0.1.7-1_arm64.deb'. dpkg-deb: building package 'libmulticore-bench-ocaml-dev-dbgsym' in '../libmulticore-bench-ocaml-dev-dbgsym_0.1.7-1_arm64.deb'. +dpkg-deb: building package 'libmulticore-bench-ocaml-dev' in '../libmulticore-bench-ocaml-dev_0.1.7-1_arm64.deb'. dpkg-genbuildinfo --build=binary -O../ocaml-multicore-bench_0.1.7-1_arm64.buildinfo dpkg-genchanges --build=binary -O../ocaml-multicore-bench_0.1.7-1_arm64.changes dpkg-genchanges: info: binary-only upload (no source code included) @@ -984,12 +1020,14 @@ 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/861103/tmp/hooks/B01_cleanup starting +I: user script /srv/workspace/pbuilder/861103/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/967554 and its subdirectories -I: Current time: Wed Dec 10 18:01:02 -12 2025 -I: pbuilder-time-stamp: 1765432862 +I: removing directory /srv/workspace/pbuilder/861103 and its subdirectories +I: Current time: Fri Nov 8 13:42:44 +14 2024 +I: pbuilder-time-stamp: 1731022964