(lint-doc)

2026-02-16 21:38.24: New job: test ocaml-multicore/saturn https://github.com/ocaml-multicore/saturn.git#refs/heads/main (2a653b676afa45159968a5b46bfbd465dc5b1d2a) (linux-x86_64:(lint-doc))
Base: ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216
Opam project lint documentation


To reproduce locally:


git clone --recursive "https://github.com/ocaml-multicore/saturn.git" -b "main" && cd "saturn" && git reset --hard 2a653b67
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216
# alpine-3.22-4.14_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 ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 || git fetch origin master) && git reset -q --hard ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 saturn.opam ./
RUN opam pin add -yn saturn.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 containers.3.18 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dscheck.0.5.0 dune.3.21.1 dune-configurator.3.21.1 either.1.0.0 fmt.0.11.0 logs.0.10.0 mdx.2.5.1 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 oseq.0.5.1 ounit2.2.2.7 qcheck.0.91 qcheck-alcotest.0.91 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-ounit.0.91 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 tsort.2.2.0 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 saturn.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


2026-02-16 21:38.24: Using cache hint "ocaml-multicore/saturn-ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216-alpine-3.22-4.14_opam-2.5-98d96169d84d25988454d7dd6e77cf77"
2026-02-16 21:38.24: Using OBuilder spec:
((from ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216)
(comment alpine-3.22-4.14_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 ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 || git fetch origin master) && git reset -q --hard ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 && git log --no-decorate -n1 --oneline && opam update -u"))
(copy (src saturn.opam) (dst ./))
(run (network host)
(shell "opam pin add -yn saturn.dev './'"))
(run (network host)
(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 containers.3.18 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dscheck.0.5.0 dune.3.21.1 dune-configurator.3.21.1 either.1.0.0 fmt.0.11.0 logs.0.10.0 mdx.2.5.1 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 oseq.0.5.1 ounit2.2.2.7 qcheck.0.91 qcheck-alcotest.0.91 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-ounit.0.91 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 tsort.2.2.0 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 saturn.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)"))
)


2026-02-16 21:38.24: Waiting for resource in pool OCluster
2026-02-16 21:38.24: Waiting for worker…
2026-02-16 21:38.26: Got resource from pool OCluster
Building on doris.caelum.ci.dev
All commits already cached
HEAD is now at 2a653b6 Benchmark queues and stacks with heap allocated blocks


(from ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216)
Unable to find image 'ocaml/opam:alpine-3.22-ocaml-4.14@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216' locally
docker.io/ocaml/opam@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216: Pulling from ocaml/opam
2d35ebdb57d9: Pulling fs layer
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Digest: sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216
Status: Downloaded newer image for ocaml/opam@sha256:1c3a5ef9216cc43d14bea2bc9b42f4b1ee30cd78bf2e6993672b4c0c52909216
2026-02-16 21:38.32 ---> using "d1cef22083ba59d6db4e2f107091c68dd70ebdcc64c3894ad7db7be62ad17f4a" from cache


/: (comment alpine-3.22-4.14_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"))
2026-02-16 21:38.32 ---> saved as "aa238cb861d3c6c581edbbf37b9748fbb3955a0301f8754f1330522d31bdea95"


/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
Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-02-16 21:39.06 ---> saved as "3012e725308508d0de531ee578ee1e8781d13d01e7b7e084a1a8ab6b2e9dfc3c"


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-94-generic
The OCaml toplevel, version 4.14.2
2.2.1
2026-02-16 21:39.07 ---> saved as "49acb3bbc71f8cee0ac24a0653bcca777fc6f3873bc89b90d919182499bf3c26"


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-02-16 21:39.07 ---> saved as "834d8ad0726c0946994af4beac26783ef6bb1014f63b7b5e9de6455c8090386e"


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 || git fetch origin master) && git reset -q --hard ff53f72a2370b4077c5d0df2664a9a52feb1d8c3 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
a6b2f19780..ff53f72a23  master     -> origin/master
ff53f72a23 Merge pull request #29372 from c-cube/release-containers-v3.18


<><> 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
2026-02-16 21:39.48 ---> saved as "5ee3c19dcb5a7eb95b0a1da295956c120e033436da6b797cf98b10e57b718705"


/src: (copy (src saturn.opam) (dst ./))
2026-02-16 21:39.48 ---> saved as "b72fbede61b0236bc4d916f8118f5087bdf841d938be178881e69ac298e83e27"


/src: (run (network host)
(shell "opam pin add -yn saturn.dev './'"))
[saturn.dev] synchronised (file:///src)
saturn is now pinned to file:///src (version dev)
2026-02-16 21:39.52 ---> saved as "60011ade1170dd3523e1a430d54252f8f73d3297cd1ff7d4126f2372e8ac7613"


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-02-16 21:39.52 ---> saved as "f19115cc5837e3d9442b79bda64336cb70f6eba8508168c859e4d6f0a84d1d22"


/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 containers.3.18 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dscheck.0.5.0 dune.3.21.1 dune-configurator.3.21.1 either.1.0.0 fmt.0.11.0 logs.0.10.0 mdx.2.5.1 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 oseq.0.5.1 ounit2.2.2.7 qcheck.0.91 qcheck-alcotest.0.91 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-ounit.0.91 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 tsort.2.2.0 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 saturn.dev $DEPS"))
+ /usr/bin/sudo "apk" "update"
- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/main/x86_64/APKINDEX.tar.gz
- WARNING: updating https://dl-cdn.alpinelinux.org/alpine/v3.22/main: temporary error (try again later)
- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/community/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz
- v3.22.2-336-g51b5b1242c1 [https://dl-cdn.alpinelinux.org/alpine/v3.22/main]
- v3.22.3-23-gcb4d95736c7 [https://dl-cdn.alpinelinux.org/alpine/v3.22/community]
- v20260127-1254-g7837adc5de5 [https://dl-cdn.alpinelinux.org/alpine/edge/main]
- v20260127-1143-g5854361c5c7 [https://dl-cdn.alpinelinux.org/alpine/edge/community]
- v20260127-1138-g8f1cb33530a [https://dl-cdn.alpinelinux.org/alpine/edge/testing]
- 0 unavailable, 1 stale; 60900 distinct packages available
Fatal error: System package update failed with exit code 1 at command:
sudo apk update
"/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.2 --depext-only -y saturn.dev $DEPS" failed with exit status 99
2026-02-16 21:40.02: Job failed: Failed: Build failed