2026-04-13 10:20.37: New job: test ocaml-multicore/kcas https://github.com/ocaml-multicore/kcas.git#refs/heads/main (7a83eb3d1900aeefde42a27c2af60e6d8b7b360e) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2 Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/kcas.git" -b "main" && cd "kcas" && git reset --hard 7a83eb3d cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2 # debian-13-4.13_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 kcas_data.opam kcas.opam ./ RUN opam pin add -yn kcas_data.dev './' && \ opam pin add -yn kcas.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 domain_shims.0.1.0 dune.3.22.1 fmt.0.11.0 logs.0.8.0 mdx.2.5.2 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 ocaml.4.13.1 ocaml-base-compiler.4.13.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 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 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.1 uutf.1.0.4 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y kcas_data.dev kcas.dev $DEPS RUN opam install $DEPS RUN opam install --yes dune 'odoc>=1.5.0' COPY --chown=1000:1000 . /src/ RUN ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo "dune build @doc failed"; exit 2) END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-04-13 10:20.37: Using cache hint "ocaml-multicore/kcas-ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2-debian-13-4.13_opam-2.5-cb52439d3ea4bd61f3bda18b34c494af" 2026-04-13 10:20.37: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2) (comment debian-13-4.13_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-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src kcas_data.opam kcas.opam) (dst ./)) (run (network host) (shell "opam pin add -yn kcas_data.dev './' && \ \nopam pin add -yn kcas.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 domain_shims.0.1.0 dune.3.22.1 fmt.0.11.0 logs.0.8.0 mdx.2.5.2 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 ocaml.4.13.1 ocaml-base-compiler.4.13.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 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 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.1 uutf.1.0.4 yojson.3.0.0") (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=2.2 --depext-only -y kcas_data.dev kcas.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install --yes dune 'odoc>=1.5.0'")) (copy (src .) (dst /src/)) (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) ) 2026-04-13 10:20.37: Waiting for resource in pool OCluster 2026-04-13 11:10.46: Waiting for worker… 2026-04-13 11:13.51: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at 7a83eb3 Inline `Loc` ops and unroll (from ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2) Unable to find image 'ocaml/opam:debian-13-ocaml-4.13@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2' locally docker.io/ocaml/opam@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2: Pulling from ocaml/opam 8f6ad858d0a4: Already exists 9cb5e198c8cf: Already exists 2d346d36dcf2: Already exists cdc35e289b8d: Already exists aeb7244bb580: Already exists fc1943254a0d: Already exists 84238c416f8e: Already exists fbbfe75d3112: Already exists 221fdc5d9929: Already exists 1fec9149b52a: Already exists 9c6e52557f24: Already exists 8737f5036aae: Already exists d69c4074de14: Already exists 7237152a5f04: Already exists fba4b414d8a0: Already exists 40d552afb3ef: Already exists 077cc17dc8e4: Already exists 077cc17dc8e4: Already exists 169e1be36a55: Already exists 0a8a005097ab: Already exists caba3ec4b361: Already exists 6a364dc641f8: Already exists 4f4fb700ef54: Already exists ab8052928cdc: Already exists f5717a28dd6a: Already exists 79233a9b9bed: Already exists d832d53e7392: Already exists 1872dad82243: Already exists bfd849b08ba7: Already exists 834a8024ef15: Already exists 98ccec79258b: Already exists fb48f36a0542: Already exists 3688b13db8e7: Already exists a5c099f5f72c: Already exists 1ff1760de5b0: Already exists 98eec6764aa5: Already exists aa22ae69debd: Already exists 12bfb7b962a2: Already exists ec25ce9bb816: Already exists beadd3cf7357: Already exists d0d0c65a426d: Already exists c53a8da37b68: Pulling fs layer 775de553ff3e: Pulling fs layer d9c026d3488d: Pulling fs layer cc17436cc433: Pulling fs layer cc17436cc433: Waiting 775de553ff3e: Verifying Checksum 775de553ff3e: Download complete d9c026d3488d: Verifying Checksum d9c026d3488d: Download complete cc17436cc433: Verifying Checksum cc17436cc433: Download complete c53a8da37b68: Verifying Checksum c53a8da37b68: Download complete c53a8da37b68: Pull complete 775de553ff3e: Pull complete d9c026d3488d: Pull complete cc17436cc433: Pull complete Digest: sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2 Status: Downloaded newer image for ocaml/opam@sha256:8b759b3824a69f3aca1a8d45e981af090e4bc8eebf12762ba6baef46d26ebee2 2026-04-13 11:13.52 ---> using "824ee93c90fe1c7943cd6b812f1c6d84dcb06c0a27e73c4d89366dd936328ba7" from cache /: (comment debian-13-4.13_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-2.2 /usr/bin/opam")) 2026-04-13 11:13.52 ---> saved as "481263275f2c456d4526e95f968d219706df5561792042c2cfa3ce2d2a6ea5da" /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 development 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 2026-04-13 11:14.16 ---> saved as "a349bf2ecb87d44da04084418309f535449f495bfa6d2d23c7657bf8e66753e8" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-106-generic The OCaml toplevel, version 4.13.1 2.2.1 2026-04-13 11:14.17 ---> saved as "c6e050a711d8a5cf179c4452d08628ffcbebadade64b177bc8de6d500cfa7ac8" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-13 11:14.17 ---> saved as "8af57bc992dc07b0d7dbf4ca5e29e1d04bd5638e52c3555b2e92dc4687e27206" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> 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, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # Run eval $(opam env) to update the current shell environment 2026-04-13 11:14.34 ---> saved as "505f8125c9fce6eb44be5945411f032ef4eb8def01cdcf350689b484e799f59c" /src: (copy (src kcas_data.opam kcas.opam) (dst ./)) 2026-04-13 11:14.34 ---> saved as "2d421f9676bfa3f7b227f468aa442efb11653651e83fe4aff10aa6a7d0bef562" /src: (run (network host) (shell "opam pin add -yn kcas_data.dev './' && \ \nopam pin add -yn kcas.dev './'")) [kcas_data.dev] synchronised (file:///src) kcas_data is now pinned to file:///src (version dev) [kcas.dev] synchronised (file:///src) kcas is now pinned to file:///src (version dev) 2026-04-13 11:14.37 ---> saved as "e2f256b79bf9f700beb0eb0b29a39929dc5f27d5405b6faca5a8558c846f788b" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-13 11:14.37 ---> saved as "54355b469de065c4873865168d2dd68100c027c2a8003762e5c5163345f5f09c" /src: (env DEPS "alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain-local-timeout.1.0.1 domain_shims.0.1.0 dune.3.22.1 fmt.0.11.0 logs.0.8.0 mdx.2.5.2 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 ocaml.4.13.1 ocaml-base-compiler.4.13.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 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 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.1 uutf.1.0.4 yojson.3.0.0") /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=2.2 --depext-only -y kcas_data.dev kcas.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://deb.debian.org/debian trixie InRelease - 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-security trixie-security/main amd64 Packages [122 kB] - Fetched 213 kB in 0s (2040 kB/s) - Reading package lists... <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [kcas.dev] synchronised (file:///src) [kcas_data.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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.13.1). [NOTE] Package ocaml is already installed (current version is 4.13.1). [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-bigarray is already installed (current version is base). 2026-04-13 11:14.47 ---> saved as "1e701fd63050a9d5ffae302a5c110dc3d65a47d4d1435d968d57b948c39ddae6" /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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.13.1). [NOTE] Package ocaml is already installed (current version is 4.13.1). [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-bigarray is already installed (current version is base). The following actions will be performed: === install 33 packages - install alcotest 1.9.1 - install astring 0.8.5 - install backoff 0.1.1 - install camlp-streams 5.0.1 - install cmdliner 2.1.0 - install cppo 1.8.0 - install csexp 1.5.2 - install domain-local-await 1.0.1 - install domain-local-timeout 1.0.1 - install domain_shims 0.1.0 - install dune 3.22.1 - install fmt 0.11.0 - install logs 0.8.0 - install mdx 2.5.2 - install mtime 2.1.0 - install multicore-bench 0.1.7 - install multicore-magic 2.3.2 - install ocaml-syntax-shims 1.0.0 - install ocaml-version 4.0.4 - 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 re 1.14.0 - install result 1.5 - install seq base - install stdlib-shims 0.3.0 - install thread-table 1.0.0 - install topkg 1.1.1 - install uutf 1.0.4 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved backoff.0.1.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved alcotest.1.9.1 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved domain-local-timeout.1.0.1 (cached) -> retrieved domain_shims.0.1.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved multicore-bench.0.1.7 (cached) -> retrieved mdx.2.5.2 (cached) -> retrieved multicore-magic.2.3.2 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocaml-version.4.0.4 (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 re.1.14.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved result.1.5 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved thread-table.1.0.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved yojson.3.0.0 (cached) -> retrieved dune.3.22.1 (cached) -> installed cmdliner.2.1.0 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed topkg.1.1.1 -> installed uutf.1.0.4 -> installed mtime.2.1.0 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed logs.0.8.0 -> installed dune.3.22.1 -> installed domain_shims.0.1.0 -> installed camlp-streams.5.0.1 -> installed csexp.1.5.2 -> installed backoff.0.1.1 -> installed stdlib-shims.0.3.0 -> installed result.1.5 -> installed thread-table.1.0.0 -> installed multicore-magic.2.3.2 -> installed ocaml-version.4.0.4 -> installed psq.0.2.1 -> installed domain-local-await.1.0.1 -> installed domain-local-timeout.1.0.1 -> installed ocaml-syntax-shims.1.0.0 -> installed cppo.1.8.0 -> installed re.1.14.0 -> installed yojson.3.0.0 -> installed qcheck-core.0.91 -> installed multicore-bench.0.1.7 -> installed qcheck-multicoretests-util.0.10 -> installed alcotest.1.9.1 -> installed qcheck-stm.0.10 -> installed mdx.2.5.2 Done. # Run eval $(opam env) to update the current shell environment 2026-04-13 11:15.24 ---> saved as "0a189110f734ed3f48ba6adae02d3dce3b139cec48dd036a33005e5eab1ccdc5" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install --yes dune 'odoc>=1.5.0'")) [NOTE] Package dune is already installed (current version is 3.22.1). The following actions will be performed: === install 6 packages - install crunch 4.0.0 [required by odoc] - install fpath 0.7.3 [required by odoc] - install odoc 3.1.0 - install odoc-parser 3.1.0 [required by odoc] - install ptime 1.2.0 [required by crunch] - install tyxml 4.6.0 [required by odoc] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved crunch.4.0.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved tyxml.4.6.0 (cached) -> retrieved odoc.3.1.0, odoc-parser.3.1.0 (cached) -> installed fpath.0.7.3 -> installed ptime.1.2.0 -> installed crunch.4.0.0 -> installed odoc-parser.3.1.0 -> installed tyxml.4.6.0 -> installed odoc.3.1.0 Done. # Run eval $(opam env) to update the current shell environment 2026-04-13 11:15.41 ---> saved as "4cfa803a6b402d602d4afc5fe5f74444bb7de2aed73acf313819e150ead2f966" /src: (copy (src .) (dst /src/)) 2026-04-13 11:15.41 ---> saved as "15cb2c6aedc8395204d575c2b47c87e99b1c3b6850cb9c97734a33396499aca4" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) 2026-04-13 11:15.41 ---> saved as "a84c6a70cd3759ef5c4c4cac510499f659fdfa9d94bbe7b6e462bbc0f9f4c5df" Job succeeded 2026-04-13 11:15.42: Job succeeded