2026-03-14 15:26.54: New job: test ocaml-multicore/reagents https://github.com/ocaml-multicore/reagents.git#refs/heads/main (5a385fde1e8b22950ce0afc41a104811d6615a3a) (linux-x86_64:(lower-bound)) Base: ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/reagents.git" -b "main" && cd "reagents" && git reset --hard 5a385fde cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810 # debian-13-5.0_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 reagents.opam ./ RUN opam pin add -yn reagents.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.7.0 astring.0.8.5 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 cppo.1.6.6 domain_shims.0.1.0 dune.3.5.0 fmt.0.9.0 kcas.0.2.4 kcas_data.0.2.4 lockfree.0.3.1 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.14.1 ocamlfind.1.9.6 re.1.9.0 seq.0.3 stdlib-shims.0.1.0 topkg.1.0.8 uutf.1.0.3 yojson.2.0.2" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y reagents.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-03-14 15:26.54: Using cache hint "ocaml-multicore/reagents-ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810-debian-13-5.0_opam-2.5-de006f2fe9df4b40d3a11e260a7f1672" 2026-03-14 15:26.54: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810) (comment debian-13-5.0_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (workdir /src) (run (shell "sudo chown opam /src")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src reagents.opam) (dst ./)) (run (network host) (shell "opam pin add -yn reagents.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.7.0 astring.0.8.5 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 cppo.1.6.6 domain_shims.0.1.0 dune.3.5.0 fmt.0.9.0 kcas.0.2.4 kcas_data.0.2.4 lockfree.0.3.1 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.14.1 ocamlfind.1.9.6 re.1.9.0 seq.0.3 stdlib-shims.0.1.0 topkg.1.0.8 uutf.1.0.3 yojson.2.0.2") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y reagents.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /src)) (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-03-14 15:26.54: Waiting for resource in pool OCluster 2026-03-14 15:26.55: Waiting for worker… 2026-03-14 15:36.31: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at 5a385fd add warning to readme, describe situation with kcas (from ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810) Unable to find image 'ocaml/opam:debian-13-ocaml-5.0@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810' locally docker.io/ocaml/opam@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810: Pulling from ocaml/opam 866771c43bf5: Already exists 1e49bea09367: Already exists e793768537e6: Already exists ed323d3d481a: Already exists 7df34a5cd5f1: Already exists fd712d3eb935: Already exists 4b9fb8c99118: Already exists 9d9a01948b94: Already exists 0f1514f90b32: Already exists e1ec5a753447: Already exists 03cc323e2f71: Already exists c09c08ea9749: Already exists b36b619f8e6b: Already exists 195344ca5274: Already exists 228ee78582a6: Already exists 504bde1c25b3: Already exists 9d8b1356c89f: Already exists 9d8b1356c89f: Already exists 568fb6dda155: Already exists c499c9198aea: Already exists 048e5e358118: Already exists 871ca48eb45d: Already exists 4f4fb700ef54: Already exists a5a2568b9df9: Already exists 068cf3106ac8: Already exists 559f54ec9b29: Already exists 798ffd96fde5: Already exists e9a891bf80d7: Already exists d720cfe12674: Already exists c81c932f4a91: Already exists 79f24fa3bb11: Already exists 8c1debcd8c20: Already exists 1bb2cfea7250: Already exists 2b3d3ca75e4c: Already exists 557cacaf263c: Already exists d10483022eef: Already exists 7b62a90d8223: Already exists 28ce8ea66e72: Already exists d975909ea717: Already exists 5c215c69c247: Already exists e7c082452a54: Already exists 09789821fe51: Pulling fs layer d4847b112b00: Pulling fs layer a790faded7b7: Pulling fs layer 74458d02ffa7: Pulling fs layer 74458d02ffa7: Waiting d4847b112b00: Download complete a790faded7b7: Download complete 74458d02ffa7: Verifying Checksum 74458d02ffa7: Download complete 09789821fe51: Verifying Checksum 09789821fe51: Download complete 09789821fe51: Pull complete d4847b112b00: Pull complete a790faded7b7: Pull complete 74458d02ffa7: Pull complete Digest: sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810 Status: Downloaded newer image for ocaml/opam@sha256:e2260d92d8f11ec5b35586d61607fefc24875ef162111572fa2de6c7ff2e0810 2026-03-14 15:36.32 ---> using "1af97956665d2efc3902489efa6840429d2fffc402d2f09afa7ae10086cc57e5" from cache /: (comment debian-13-5.0_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-03-14 15:36.32 ---> using "7678fbdd439a0f8d4538c53236dafc0c71991708509e32d7ebc79416a18dc7b5" from cache /src: (run (shell "opam init --reinit -ni")) Configuring from /home/opam/.opamrc and then from built-in defaults. Checking for available remotes: rsync and local, git. - you won't be able to use mercurial repositories unless you install the hg command on your system. - you won't be able to use darcs repositories unless you install the darcs command on your system. This version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [Y/n] y [NOTE] The 'jobs' option was reset, its value was 71 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=71 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-03-14 15:36.32 ---> using "2fe30923748b04429f29ecae148f5db75daa245ddb090fc01643a449ab945ea0" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-94-generic The OCaml toplevel, version 5.0.0 2.5.0 2026-03-14 15:36.32 ---> using "6af19d83d422b80f80c97d282f9c55a877a159b8b2213341ac227a826ce07631" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-03-14 15:36.32 ---> using "eb95195fd28dcef34d8d31ebae736d14a665419ae1c29318278dcccaaaf08dcb" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..f2e7a221a1 master -> origin/master 31462e7d24 Merge pull request #29451 from dra27/relocatable-package <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-03-14 15:36.32 ---> using "4b621696f555e51020d0d1636f8ca40908046abae91644d866f62d0c5e5efdf4" from cache /src: (copy (src reagents.opam) (dst ./)) 2026-03-14 15:36.32 ---> saved as "5dc68082f7e232f41e6aa6c781a3be84720e9b169702edb4ec3c61a8656a7c62" /src: (run (network host) (shell "opam pin add -yn reagents.dev './'")) [NOTE] Package reagents does not exist in opam repositories registered in the current switch. [reagents.dev] synchronised (file:///src) reagents is now pinned to file:///src (version dev) 2026-03-14 15:36.33 ---> saved as "c90cb6569024eef2fead2d187b26a16636e0670ac00289ad69bc6c756410d452" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-03-14 15:36.34 ---> saved as "47f72812dd47338772e181a3e103c7194e842a29cc2cf6ad25371e61d57fb672" /src: (env DEPS "alcotest.1.7.0 astring.0.8.5 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 cppo.1.6.6 domain_shims.0.1.0 dune.3.5.0 fmt.0.9.0 kcas.0.2.4 kcas_data.0.2.4 lockfree.0.3.1 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.14.1 ocamlfind.1.9.6 re.1.9.0 seq.0.3 stdlib-shims.0.1.0 topkg.1.0.8 uutf.1.0.3 yojson.2.0.2") /src: (env CI true) /src: (env OCAMLCI true) /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y reagents.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian trixie InRelease [140 kB] - Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB] - Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB] - Get:4 http://deb.debian.org/debian trixie/main amd64 Packages [9671 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [111 kB] - Fetched 10.0 MB in 37s (274 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [reagents.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.0.0). [NOTE] Package ocaml is already installed (current version is 5.0.0). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-nnp is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). # To update the current shell environment, run: eval $(opam env) 2026-03-14 15:37.18 ---> saved as "464b4b33d36d01009772d89bb6e5c95d59533957806d99d3e73ea8d0b527dd22" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.0.0). [NOTE] Package ocaml is already installed (current version is 5.0.0). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-nnp is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). The following actions will be performed: === install 19 packages - install alcotest 1.7.0 - install astring 0.8.5 - install cmdliner 1.3.0 - install cppo 1.6.6 - install domain_shims 0.1.0 - install dune 3.5.0 - install fmt 0.9.0 - install kcas 0.2.4 - install kcas_data 0.2.4 - install lockfree 0.3.1 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.14.1 - install ocamlfind 1.9.6 - install re 1.9.0 - install seq 0.3 - install stdlib-shims 0.1.0 - install topkg 1.0.8 - install uutf 1.0.3 - install yojson 2.0.2 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved alcotest.1.7.0 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved cppo.1.6.6 (cached) -> retrieved domain_shims.0.1.0 (cached) -> retrieved fmt.0.9.0 (cached) -> retrieved kcas.0.2.4, kcas_data.0.2.4 (cached) -> retrieved lockfree.0.3.1 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocamlbuild.0.14.1 (cached) -> retrieved ocamlfind.1.9.6 (cached) -> retrieved re.1.9.0 (cached) -> retrieved seq.0.3 (cached) -> retrieved stdlib-shims.0.1.0 (cached) -> retrieved uutf.1.0.3 (cached) -> retrieved topkg.1.0.8 (cached) -> retrieved yojson.2.0.2 (cached) -> retrieved dune.3.5.0 (cached) -> installed cmdliner.1.3.0 -> installed ocamlfind.1.9.6 -> installed ocamlbuild.0.14.1 -> installed topkg.1.0.8 -> installed uutf.1.0.3 -> installed fmt.0.9.0 -> installed astring.0.8.5 -> installed dune.3.5.0 -> installed domain_shims.0.1.0 -> installed seq.0.3 -> installed stdlib-shims.0.1.0 -> installed kcas.0.2.4 -> installed cppo.1.6.6 -> installed kcas_data.0.2.4 -> installed ocaml-syntax-shims.1.0.0 -> installed re.1.9.0 -> installed alcotest.1.7.0 -> installed yojson.2.0.2 -> installed lockfree.0.3.1 Done. # To update the current shell environment, run: eval $(opam env) 2026-03-14 15:37.43 ---> saved as "de85a7ca8114149d571d1d24e723b095bdfd7c8baffcb0707396c8e1aba6c60d" /src: (copy (src .) (dst /src)) 2026-03-14 15:37.43 ---> saved as "146e64ad865f7210b2d49c1283a70b61a46e430f534c768ca4988c2b4ef2a3ba" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/tests && ./counter_test.exe) Testing `counter test'. This run has ID `9661JL9I'. [OK] simple 0 get, inc, dec. [OK] simple 1 blocking. Full test results in `/src/_build/default/tests/_build/_tests/counter test'. Test Successful in 0.000s. 2 tests run. (cd _build/default/tests && ./ref_channel.exe) Testing `ref channel'. This run has ID `2SSACZOD'. [OK] simple 0 send receive. Full test results in `/src/_build/default/tests/_build/_tests/ref channel'. Test Successful in 0.000s. 1 test run. (cd _build/default/tests && ./ref_test.exe) Testing `ref test'. This run has ID `7PBBUAA1'. [OK] simple 0 upd. [OK] simple 1 monadic upd. Full test results in `/src/_build/default/tests/_build/_tests/ref test'. Test Successful in 0.001s. 2 tests run. (cd _build/default/tests && ./lock_test.exe) Testing `lock test'. This run has ID `2RF3B6TP'. [OK] simple 0 lock and cond-var. Full test results in `/src/_build/default/tests/_build/_tests/lock test'. Test Successful in 0.000s. 1 test run. (cd _build/default/tests && ./pair_not_parallel.exe) Testing `paired composition not parallel'. This run has ID `5ZNPF0TL'. [OK] simple 0 two-way swap. [OK] simple 1 three-way swap. Full test results in `/src/_build/default/tests/_build/_tests/paired composition not parallel'. Test Successful in 0.000s. 2 tests run. (cd _build/default/tests && ./swap_test.exe) Testing `channel test'. This run has ID `YX0MELDF'. [OK] simple 0 two channels connected. [OK] simple 1 one channel, pass item back. [OK] simple 2 channel with choice. [OK] simple 3 overlapping locations; blocking. [OK] simple 4 overlapping locations; failing. Full test results in `/src/_build/default/tests/_build/_tests/channel test'. Test Successful in 0.001s. 5 tests run. (cd _build/default/tests && ./catalyst_test.exe) Testing `catalyst test'. This run has ID `W0M4QW98'. [OK] simple 0 message counter. [OK] simple 1 three channels joined. [OK] simple 2 message counter, 10^6 items. Full test results in `/src/_build/default/tests/_build/_tests/catalyst test'. Test Successful in 0.156s. 3 tests run. (cd _build/default/tests && ./sat.exe) Testing `sat test'. This run has ID `AMZLEKZ3'. [OK] simple 0 test 1. Full test results in `/src/_build/default/tests/_build/_tests/sat test'. Test Successful in 0.205s. 1 test run. (cd _build/default/tests && ./hw_queue.exe) Hand-written Lockfree.MSQueue: mean = 0.095044, sd = 0.000233 tp=10521417.082493 (cd _build/default/tests && ./reagent_queue_test.exe) Reagent Lockfree.MSQueue: mean = 0.466304, sd = 0.005795 tp=643356.508919 (cd _build/default/tests && ./queue_test.exe) Lock_queue : mean = 0.184161, sd = 0.000193 tp=1629007.752179 Two_lock_queue : mean = 0.061130, sd = 0.000218 tp=4907597.058619 Kcas_data.Queue : mean = 0.019400, sd = 0.000011 tp=15463593.998860 Reagent Lockfree.MSQueue: mean = 0.244559, sd = 0.001428 tp=1226699.038307 Hand-written Lockfree.MSQueue: mean = 0.020339, sd = 0.000004 tp=14750013.480596 (cd _build/default/tests && ./rec_test.exe) Testing `recursive lock test'. This run has ID `RMA6J1G8'. [OK] simple 0 4-domain. Full test results in `/src/_build/default/tests/_build/_tests/recursive lock test'. Test Successful in 2.951s. 1 test run. (cd _build/default/tests && ./stack_test_compose.exe) items_per_domain = 500000 <*>: mean = 0.317585, sd = 0.002310 tp=3148761.989615 <+>: mean = 0.485157, sd = 0.027562 tp=2061189.397979 Non-atomic: mean = 0.320577, sd = 0.008657 tp=3119378.608891 (cd _build/default/tests && ./eli_stack.exe) items_per_domain = 250000 Elimination stack: mean = 1.233783, sd = 0.257971 tp=810514.983682 (cd _build/default/tests && ./stack_test.exe) items_per_domain = 250000 Hand-written Treiber Stack: mean = 0.087535, sd = 0.000837 tp=11424001.847754 Treiber stack: mean = 0.434678, sd = 0.003880 tp=2300555.625641 Lock stack: mean = 0.220755, sd = 0.000812 tp=4529904.708254 Elimination stack: mean = 0.970260, sd = 0.054501 tp=1030651.121820 Channel-based stack: mean = 1.321110, sd = 0.001125 tp=756939.261994 2026-03-14 15:38.00 ---> saved as "64763511f6060e0c66f2d55c7ffb6e2aaca996bd720b614a7f7a1b7439ffcb86" Job succeeded 2026-03-14 15:38.02: Job succeeded