2026-01-19 21:17.29: New job: test ocaml-multicore/domainslib https://github.com/ocaml-multicore/domainslib.git#refs/heads/heartbeat (4834996c3c3d6900d53909df53430889bc387ec4) (linux-x86_64:debian-13-5.0_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/domainslib.git" -b "heartbeat" && cd "domainslib" && git reset --hard 4834996c cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4 # 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 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa || git fetch origin master) && git reset -q --hard 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 domainslib.opam ./ RUN opam pin add -yn domainslib.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="backoff.0.1.1 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dune.3.21.0 dune-configurator.3.21.0 kcas.0.7.0 mirage-clock.4.2.0 mirage-clock-unix.4.2.0 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 psq.0.2.1 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 saturn.0.5.0 saturn_lockfree.0.5.0 seq.base thread-table.1.0.0 topkg.1.1.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y domainslib.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 2026-01-19 21:17.29: Using cache hint "ocaml-multicore/domainslib-ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4-debian-13-5.0_opam-2.5-65f05b817dc640979e94744df94e3ee4" 2026-01-19 21:17.29: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4) (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 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa || git fetch origin master) && git reset -q --hard 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src domainslib.opam) (dst ./)) (run (network host) (shell "opam pin add -yn domainslib.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "backoff.0.1.1 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dune.3.21.0 dune-configurator.3.21.0 kcas.0.7.0 mirage-clock.4.2.0 mirage-clock-unix.4.2.0 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 psq.0.2.1 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 saturn.0.5.0 saturn_lockfree.0.5.0 seq.base thread-table.1.0.0 topkg.1.1.1") (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 domainslib.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")) ) 2026-01-19 21:17.29: Waiting for resource in pool OCluster 2026-01-20 01:04.13: Waiting for worker… 2026-01-20 01:10.08: Got resource from pool OCluster Building on asteria.caelum.ci.dev All commits already cached HEAD is now at 4834996 Added basic heartbeat implementation (from ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4) Unable to find image 'ocaml/opam:debian-13-ocaml-5.0@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4' locally docker.io/ocaml/opam@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4: Pulling from ocaml/opam 281b80c799de: Already exists ce76feb86791: Already exists 7984eb0e5b45: Already exists 56c452a960b1: Already exists b85825bef00a: Already exists d6ff43dfb85c: Already exists 4197ec645389: Already exists 37cac33e41ff: Already exists 4cb993fb248e: Already exists ca442870f91f: Already exists b1d1a2fb5f4a: Already exists 0dea577b2801: Already exists cc10daaea4fd: Already exists 5f878cb1723a: Already exists 8968959fa983: Already exists 5bdd9b9ed0e3: Already exists 55661c5b388f: Already exists 55661c5b388f: Already exists 92d1dc6907bd: Already exists 7100b414728b: Already exists a6a54ddc9818: Already exists a920ad627810: Already exists 4f4fb700ef54: Already exists f7df7b6e19c0: Already exists cd713d66718c: Already exists 6ed45ab2af86: Already exists 40598b80a8fe: Already exists 983f7969ff00: Already exists 40ec09ee09bd: Already exists 76a0afa38cd9: Already exists 1d5a564d139a: Already exists 82883b85a4f0: Already exists 1d8458efd73b: Already exists 2d80a9fac9ac: Already exists 4d69ee6ae94b: Already exists ce8d28b713f1: Already exists 97580d938033: Already exists da5fa40e04f8: Already exists d7a499968f64: Already exists 28e5932c7c69: Already exists 81389c423fc3: Already exists a4217a7d176a: Pulling fs layer 90b7e5fdf13e: Pulling fs layer a4217a7d176a: Waiting ec7274401784: Pulling fs layer f6a5b75e3bf1: Pulling fs layer 90b7e5fdf13e: Waiting ec7274401784: Waiting f6a5b75e3bf1: Waiting 90b7e5fdf13e: Verifying Checksum 90b7e5fdf13e: Download complete ec7274401784: Download complete f6a5b75e3bf1: Verifying Checksum f6a5b75e3bf1: Download complete a4217a7d176a: Verifying Checksum a4217a7d176a: Download complete a4217a7d176a: Pull complete 90b7e5fdf13e: Pull complete ec7274401784: Pull complete f6a5b75e3bf1: Pull complete Digest: sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4 Status: Downloaded newer image for ocaml/opam@sha256:54bbee126005951f0e70bdd55d24e44b560f630da6768ac62f8e636774aab0e4 2026-01-20 01:36.19 ---> using "ddd37be92c9b56d281c587e661e20a8ee6777ba8c8eb0346c4be459788d39d65" 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")) 2026-01-20 01:36.19 ---> using "0ccab7fd60f8fd9560fd2d1f9527c55159e08d116fb0fa5343db2aa7cfc358cf" 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 2026-01-20 01:36.19 ---> using "87ddc4fcd6d47415e521d29a0b1b91dddb0281329c091c24fedbe78fc6596f55" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-87-generic The OCaml toplevel, version 5.0.0 2.5.0 2026-01-20 01:36.19 ---> using "3bf4600f44a0a423108e5cd94d5c4ad9482e080d7d0fba43e844e4647b824014" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-20 01:36.19 ---> using "836143867de7dd9c2f2f0989a5195ff9b20e2678e13d73e82328449a58f07b06" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa || git fetch origin master) && git reset -q --hard 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 16d9c0eb87..1c997ec9e6 master -> origin/master 1c997ec9e6 Merge pull request #29241 from polytypic/release-multicore-magic-2.3.2 <><> 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.5.4.0"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-01-20 01:36.19 ---> using "7d012bcb16f4661bd2bd8317f95395867ab110ac6fdb623a98e8a75f7a936c6d" from cache /src: (copy (src domainslib.opam) (dst ./)) 2026-01-20 01:36.19 ---> using "c810aafc766bd57dcc4c20f873d7733b1301e7f6f2d25b077d1c60180fd7acdb" from cache /src: (run (network host) (shell "opam pin add -yn domainslib.dev './'")) [domainslib.dev] synchronised (file:///src) domainslib is now pinned to file:///src (version dev) 2026-01-20 01:36.19 ---> using "91e81f57411b0b2ede124392751f38fac8d5008e8cf879fd156f253502575184" from cache /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-20 01:36.19 ---> using "99fdc415d0417d3e2d6ffc8d25cf3f3b9d7e28d7151ab7c6d14c88b84d35a97e" from cache /src: (env DEPS "backoff.0.1.1 base-bigarray.base base-domains.base base-nnp.base base-threads.base base-unix.base csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dune.3.21.0 dune-configurator.3.21.0 kcas.0.7.0 mirage-clock.4.2.0 mirage-clock-unix.4.2.0 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 psq.0.2.1 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 saturn.0.5.0 saturn_lockfree.0.5.0 seq.base thread-table.1.0.0 topkg.1.1.1") /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 domainslib.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 [9670 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [96.1 kB] - Fetched 9998 kB in 1s (10.2 MB/s) - Reading package lists... <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [domainslib.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) 2026-01-20 01:36.19 ---> using "956e50e1a6c27270ad946a740072f67603f0dbb4a50ea16a30bce423a90e19ca" from cache /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 22 packages - install backoff 0.1.1 - install csexp 1.5.2 - install domain-local-await 1.0.1 - install domain-local-timeout 1.0.1 - install dune 3.21.0 - install dune-configurator 3.21.0 - install kcas 0.7.0 - install mirage-clock 4.2.0 - install mirage-clock-unix 4.2.0 - install mtime 2.1.0 - install multicore-magic 2.3.2 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install psq 0.2.1 - install qcheck-core 0.91 - install qcheck-multicoretests-util 0.10 - install qcheck-stm 0.10 - install saturn 0.5.0 - install saturn_lockfree 0.5.0 - install seq base - install thread-table 1.0.0 - install topkg 1.1.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved backoff.0.1.1 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved domain-local-timeout.1.0.1 (cached) -> retrieved kcas.0.7.0 (cached) -> retrieved mirage-clock.4.2.0, mirage-clock-unix.4.2.0 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved multicore-magic.2.3.2 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved psq.0.2.1 (cached) -> retrieved qcheck-core.0.91 (cached) -> retrieved qcheck-multicoretests-util.0.10, qcheck-stm.0.10 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved saturn.0.5.0, saturn_lockfree.0.5.0 (cached) -> retrieved thread-table.1.0.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved dune.3.21.0, dune-configurator.3.21.0 (cached) -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed topkg.1.1.1 -> installed mtime.2.1.0 -> installed dune.3.21.0 -> installed mirage-clock.4.2.0 -> installed backoff.0.1.1 -> installed csexp.1.5.2 -> installed multicore-magic.2.3.2 -> installed psq.0.2.1 -> installed thread-table.1.0.0 -> installed qcheck-core.0.91 -> installed domain-local-timeout.1.0.1 -> installed domain-local-await.1.0.1 -> installed saturn_lockfree.0.5.0 -> installed qcheck-multicoretests-util.0.10 -> installed kcas.0.7.0 -> installed saturn.0.5.0 -> installed qcheck-stm.0.10 -> installed dune-configurator.3.21.0 -> installed mirage-clock-unix.4.2.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-20 01:36.19 ---> using "636ce03e71a45cee633299cd788001d30e175db13363340840099fa5a52b6dac" from cache /src: (copy (src .) (dst /src)) 2026-01-20 01:36.20 ---> saved as "edfe3de9b8dbadd7e47b9b8eccc75d82a3df3b56662ccd455315edd0a4c5341c" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /home/opam/.opam/5.0/bin/ocamlc.opt -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -I lib/.domainslib.objs/byte -I /home/opam/.opam/5.0/lib/backoff -I /home/opam/.opam/5.0/lib/domain-local-await -I /home/opam/.opam/5.0/lib/multicore-magic -I /home/opam/.opam/5.0/lib/ocaml/unix -I /home/opam/.opam/5.0/lib/saturn -I /home/opam/.opam/5.0/lib/saturn_lockfree -I /home/opam/.opam/5.0/lib/thread-table -no-alias-deps -opaque -open Domainslib__ -o lib/.domainslib.objs/byte/domainslib__Multi_channel.cmo -c -impl lib/multi_channel.ml) File "lib/multi_channel.ml", line 38, characters 15-25: 38 | channels: 'a Ws_deque.t array; ^^^^^^^^^^ Error: Unbound type constructor Ws_deque.t (cd _build/default/test && ./game_of_life.exe) ...o.oooo..o.... .....o..o.....oo oo..o...ooo.o.o. ...o.o.oooooo.o. oooooooo.o.oo.o. o..oooooo.oooo.o .oooo.oo..o.oo.o ooo..o...ooo.ooo o.o....oo.oooo.. ooo.ooo...oo...o ..o..o....oooooo .o.ooo....oo..oo oooo....oooooo.o .o...ooo...ooo.. ..o.oo.o..oo.... .....o.ooo.o..o. ................ ................ ................ ................ ..ooooooo....... .o...o.oo....... o..ooo.oo....... ooo............. o.......ooo..... oo....oo..oo..o. ......oo..oo.o.o ...o.o.......... ..ooo.........oo ..oo.o....oo.... .o..o.....oo.... ..o............. (cd _build/default/test && ./spectralnorm2.exe) 1.274224152 (cd _build/default/test && ./fib.exe) fib(43) = 701408733 "/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2026-01-20 01:36.23: Job failed: Failed: Build failed