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2026-01-15 20:36.08: New job: test mirage/irmin https://github.com/mirage/irmin.git#refs/heads/eio (e42d7967559591b7dad79c68d693b3a90f9ff03f) (linux-x86_64:(lint-opam))
Base: ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7
Opam files lint


To reproduce locally:


git clone --recursive "https://github.com/mirage/irmin.git" -b "eio" && cd "irmin" && git reset --hard e42d7967
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7
# debian-13-5.2_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 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 || git fetch origin master) && git reset -q --hard 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 ppx_irmin.opam libirmin.opam irmin.opam irmin-tezos.opam irmin-test.opam irmin-server.opam irmin-pack.opam irmin-pack-tools.opam irmin-mirage.opam irmin-mirage-graphql.opam irmin-mirage-git.opam irmin-graphql.opam irmin-git.opam irmin-fs.opam irmin-containers.opam irmin-client.opam irmin-cli.opam irmin-chunk.opam irmin-bench.opam ./
RUN opam pin add -yn ppx_irmin.dev './' && \
opam pin add -yn libirmin.dev './' && \
opam pin add -yn irmin.dev './' && \
opam pin add -yn irmin-tezos.dev './' && \
opam pin add -yn irmin-test.dev './' && \
opam pin add -yn irmin-server.dev './' && \
opam pin add -yn irmin-pack.dev './' && \
opam pin add -yn irmin-pack-tools.dev './' && \
opam pin add -yn irmin-mirage.dev './' && \
opam pin add -yn irmin-mirage-graphql.dev './' && \
opam pin add -yn irmin-mirage-git.dev './' && \
opam pin add -yn irmin-graphql.dev './' && \
opam pin add -yn irmin-git.dev './' && \
opam pin add -yn irmin-fs.dev './' && \
opam pin add -yn irmin-containers.dev './' && \
opam pin add -yn irmin-client.dev './' && \
opam pin add -yn irmin-cli.dev './' && \
opam pin add -yn irmin-chunk.dev './' && \
opam pin add -yn irmin-bench.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="alcotest.1.9.1 alcotest-lwt.1.9.1 angstrom.0.16.1 arp.4.1.0 asn1-combinators.0.3.2 astring.0.8.5 awa.0.5.2 awa-mirage.0.5.2 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bentov.1 bheap.2.0.0 bigstringaf.0.10.0 bisect_ppx.2.8.3 bos.0.2.1 brr.0.0.8 ca-certs.1.0.1 ca-certs-nss.3.118 camlp-streams.5.0.1 carton.0.7.2 carton-git.0.7.2 carton-lwt.0.7.2 cf.0.5.0 cf-lwt.0.5.0 checkseum.0.5.2 cmdliner.1.3.0 cohttp.5.3.1 cohttp-lwt.5.3.0 cohttp-lwt-unix.5.3.0 conduit.7.0.0 conduit-lwt.7.0.0 conduit-lwt-unix.7.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-gnuplot.0.1 conf-libffi.2.0.0 conf-pkg-config.4 cppo.1.8.0 crunch.4.0.0 csexp.1.5.2 cstruct.6.2.0 cstruct-lwt.6.2.0 cstruct-unix.6.2.0 ctypes.0.24.0 ctypes-foreign.0.24.0 decompress.1.5.3 digestif.1.3.0 dns.10.2.3 dns-client.10.2.3 dns-client-mirage.10.2.3 domain-local-await.1.0.1 domain-local-timeout.1.0.1 domain-name.0.5.0 duff.0.5 dune.3.20.2 dune-configurator.3.20.2 duration.0.2.1 dyn.3.20.2 eio.1.3 eio_linux.1.3 eio_main.1.3 eio_posix.1.3 either.1.0.0 emile.1.1 encore.0.8.1 eqaf.0.10 ethernet.3.2.0 faraday.0.8.2 fmt.0.11.0 fpath.0.7.3 fsevents.0.3.0 fsevents-lwt.0.3.0 gen.1.1 git.3.18.0 git-mirage.3.18.0 git-paf.3.18.0 git-unix.3.18.0 gmap.0.3.0 graphql.0.14.0 graphql-cohttp.0.14.0 graphql-lwt.0.14.0 graphql_parser.0.14.0 h1.1.0.0 h2.0.13.0 happy-eyeballs.2.0.1 happy-eyeballs-lwt.2.0.1 happy-eyeballs-mirage.2.0.1 hex.1.5.0 hmap.0.8.1 hpack.0.13.0 httpun-types.0.2.0 hxd.0.3.6 index.dev inotify.2.6 integers.0.7.0 iomux.0.4 ipaddr.5.6.1 ipaddr-cstruct.5.6.1 ipaddr-sexp.5.6.1 irmin-watcher.dev js_of_ocaml.6.2.0 js_of_ocaml-compiler.6.2.0 js_of_ocaml-lwt.6.2.0 js_of_ocaml-ppx.6.2.0 js_of_ocaml-toplevel.6.2.0 jsonm.1.0.2 kcas.0.7.0 kcas_data.0.7.0 kdf.1.0.0 ke.0.6 logs.0.10.0 lru.0.3.1 lwt.5.9.2 lwt-dllist.1.1.0 lwt_eio.0.5.1 lwt_log.1.1.2 macaddr.5.6.1 macaddr-cstruct.5.6.1 magic-mime.1.3.1 mdx.2.5.1 menhir.20250912 menhirCST.20250912 menhirLib.20250912 menhirSdk.20250912 metrics.0.5.0 metrics-unix.0.5.0 mimic.0.0.9 mimic-happy-eyeballs.0.0.9 mirage-clock.4.2.0 mirage-crypto.2.0.2 mirage-crypto-ec.2.0.2 mirage-crypto-pk.2.0.2 mirage-crypto-rng.2.0.2 mirage-flow.5.0.0 mirage-kv.6.1.1 mirage-mtime.5.2.0 mirage-net.4.0.0 mirage-ptime.5.2.0 mirage-sleep.4.1.0 mtime.2.1.0 multicore-magic.2.3.1 notty.0.2.3 num.1.6 ocaml.5.2.1 ocaml-base-compiler.5.2.1 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 ohex.0.2.0 opam-core.2.5.0 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.0 opam-repository.2.5.0 opam-state.2.5.0 optint.0.3.0 ordering.3.20.2 paf.0.8.0 parsexp.v0.17.0 patch.3.1.0 pecu.0.7 pp.2.0.0 ppx_blob.0.9.0 ppx_derivers.1.2.1 ppx_deriving.6.0.3 ppx_repr.0.7.0 ppx_sexp_conv.v0.17.0 ppxlib.0.35.0 ppxlib_jane.v0.17.0 printbox.0.12 printbox-text.0.12 progress.0.5.0 psq.0.2.1 ptime.1.2.0 qcheck-alcotest.0.91 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 randomconv.0.2.0 re.1.14.0 repr.0.7.0 result.1.5 rresult.0.7.0 rusage.1.0.0 sedlex.3.7 semaphore-compat.1.0.2 seq.base sexplib.v0.17.0 sexplib0.v0.17.0 sha.1.15.4 spdx_licenses.1.4.0 stdlib-shims.0.3.0 stdune.3.20.2 stringext.1.6.0 swhid_core.0.1 tcpip.9.0.1 terminal.0.5.0 tezos-base58.1.0.0 thread-table.1.0.0 tls.2.0.3 tls-mirage.2.0.3 topkg.1.1.1 uri.4.4.0 uri-sexp.4.4.0 uring.2.7.0 uucp.17.0.0 uuidm.0.9.10 uutf.1.0.4 vector.1.0.0 websocket.2.17 websocket-lwt-unix.2.17 x509.1.0.6 yaml.3.2.0 yojson.3.0.0 zarith.1.14"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.2 --depext-only -y ppx_irmin.dev libirmin.dev irmin.dev irmin-tezos.dev irmin-test.dev irmin-server.dev irmin-pack.dev irmin-pack-tools.dev irmin-mirage.dev irmin-mirage-graphql.dev irmin-mirage-git.dev irmin-graphql.dev irmin-git.dev irmin-fs.dev irmin-containers.dev irmin-client.dev irmin-cli.dev irmin-chunk.dev irmin-bench.dev $DEPS
RUN opam install $DEPS
ENV CI="true"
ENV OCAMLCI="true"
WORKDIR /src
COPY --chown=1000:1000 . /src/
RUN opam lint
RUN opam exec -- opam-dune-lint


END-OF-DOCKERFILE
docker build .
END-REPRO-BLOCK


2026-01-15 20:36.08: Using cache hint "mirage/irmin-ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7-debian-13-5.2_opam-2.5-04d1b6df6c0d8a4102bffe9b59caf80d"
2026-01-15 20:36.08: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7)
(comment debian-13-5.2_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 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 || git fetch origin master) && git reset -q --hard 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 && git log --no-decorate -n1 --oneline && opam update -u"))
(copy (src ppx_irmin.opam libirmin.opam irmin.opam irmin-tezos.opam irmin-test.opam irmin-server.opam irmin-pack.opam irmin-pack-tools.opam irmin-mirage.opam irmin-mirage-graphql.opam irmin-mirage-git.opam irmin-graphql.opam irmin-git.opam irmin-fs.opam irmin-containers.opam irmin-client.opam irmin-cli.opam irmin-chunk.opam irmin-bench.opam)
(dst ./))
(run (network host)
(shell  "opam pin add -yn ppx_irmin.dev './' && \
\nopam pin add -yn libirmin.dev './' && \
\nopam pin add -yn irmin.dev './' && \
\nopam pin add -yn irmin-tezos.dev './' && \
\nopam pin add -yn irmin-test.dev './' && \
\nopam pin add -yn irmin-server.dev './' && \
\nopam pin add -yn irmin-pack.dev './' && \
\nopam pin add -yn irmin-pack-tools.dev './' && \
\nopam pin add -yn irmin-mirage.dev './' && \
\nopam pin add -yn irmin-mirage-graphql.dev './' && \
\nopam pin add -yn irmin-mirage-git.dev './' && \
\nopam pin add -yn irmin-graphql.dev './' && \
\nopam pin add -yn irmin-git.dev './' && \
\nopam pin add -yn irmin-fs.dev './' && \
\nopam pin add -yn irmin-containers.dev './' && \
\nopam pin add -yn irmin-client.dev './' && \
\nopam pin add -yn irmin-cli.dev './' && \
\nopam pin add -yn irmin-chunk.dev './' && \
\nopam pin add -yn irmin-bench.dev './'"))
(run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
(env DEPS "alcotest.1.9.1 alcotest-lwt.1.9.1 angstrom.0.16.1 arp.4.1.0 asn1-combinators.0.3.2 astring.0.8.5 awa.0.5.2 awa-mirage.0.5.2 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bentov.1 bheap.2.0.0 bigstringaf.0.10.0 bisect_ppx.2.8.3 bos.0.2.1 brr.0.0.8 ca-certs.1.0.1 ca-certs-nss.3.118 camlp-streams.5.0.1 carton.0.7.2 carton-git.0.7.2 carton-lwt.0.7.2 cf.0.5.0 cf-lwt.0.5.0 checkseum.0.5.2 cmdliner.1.3.0 cohttp.5.3.1 cohttp-lwt.5.3.0 cohttp-lwt-unix.5.3.0 conduit.7.0.0 conduit-lwt.7.0.0 conduit-lwt-unix.7.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-gnuplot.0.1 conf-libffi.2.0.0 conf-pkg-config.4 cppo.1.8.0 crunch.4.0.0 csexp.1.5.2 cstruct.6.2.0 cstruct-lwt.6.2.0 cstruct-unix.6.2.0 ctypes.0.24.0 ctypes-foreign.0.24.0 decompress.1.5.3 digestif.1.3.0 dns.10.2.3 dns-client.10.2.3 dns-client-mirage.10.2.3 domain-local-await.1.0.1 domain-local-timeout.1.0.1 domain-name.0.5.0 duff.0.5 dune.3.20.2 dune-configurator.3.20.2 duration.0.2.1 dyn.3.20.2 eio.1.3 eio_linux.1.3 eio_main.1.3 eio_posix.1.3 either.1.0.0 emile.1.1 encore.0.8.1 eqaf.0.10 ethernet.3.2.0 faraday.0.8.2 fmt.0.11.0 fpath.0.7.3 fsevents.0.3.0 fsevents-lwt.0.3.0 gen.1.1 git.3.18.0 git-mirage.3.18.0 git-paf.3.18.0 git-unix.3.18.0 gmap.0.3.0 graphql.0.14.0 graphql-cohttp.0.14.0 graphql-lwt.0.14.0 graphql_parser.0.14.0 h1.1.0.0 h2.0.13.0 happy-eyeballs.2.0.1 happy-eyeballs-lwt.2.0.1 happy-eyeballs-mirage.2.0.1 hex.1.5.0 hmap.0.8.1 hpack.0.13.0 httpun-types.0.2.0 hxd.0.3.6 index.dev inotify.2.6 integers.0.7.0 iomux.0.4 ipaddr.5.6.1 ipaddr-cstruct.5.6.1 ipaddr-sexp.5.6.1 irmin-watcher.dev js_of_ocaml.6.2.0 js_of_ocaml-compiler.6.2.0 js_of_ocaml-lwt.6.2.0 js_of_ocaml-ppx.6.2.0 js_of_ocaml-toplevel.6.2.0 jsonm.1.0.2 kcas.0.7.0 kcas_data.0.7.0 kdf.1.0.0 ke.0.6 logs.0.10.0 lru.0.3.1 lwt.5.9.2 lwt-dllist.1.1.0 lwt_eio.0.5.1 lwt_log.1.1.2 macaddr.5.6.1 macaddr-cstruct.5.6.1 magic-mime.1.3.1 mdx.2.5.1 menhir.20250912 menhirCST.20250912 menhirLib.20250912 menhirSdk.20250912 metrics.0.5.0 metrics-unix.0.5.0 mimic.0.0.9 mimic-happy-eyeballs.0.0.9 mirage-clock.4.2.0 mirage-crypto.2.0.2 mirage-crypto-ec.2.0.2 mirage-crypto-pk.2.0.2 mirage-crypto-rng.2.0.2 mirage-flow.5.0.0 mirage-kv.6.1.1 mirage-mtime.5.2.0 mirage-net.4.0.0 mirage-ptime.5.2.0 mirage-sleep.4.1.0 mtime.2.1.0 multicore-magic.2.3.1 notty.0.2.3 num.1.6 ocaml.5.2.1 ocaml-base-compiler.5.2.1 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 ohex.0.2.0 opam-core.2.5.0 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.0 opam-repository.2.5.0 opam-state.2.5.0 optint.0.3.0 ordering.3.20.2 paf.0.8.0 parsexp.v0.17.0 patch.3.1.0 pecu.0.7 pp.2.0.0 ppx_blob.0.9.0 ppx_derivers.1.2.1 ppx_deriving.6.0.3 ppx_repr.0.7.0 ppx_sexp_conv.v0.17.0 ppxlib.0.35.0 ppxlib_jane.v0.17.0 printbox.0.12 printbox-text.0.12 progress.0.5.0 psq.0.2.1 ptime.1.2.0 qcheck-alcotest.0.91 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 randomconv.0.2.0 re.1.14.0 repr.0.7.0 result.1.5 rresult.0.7.0 rusage.1.0.0 sedlex.3.7 semaphore-compat.1.0.2 seq.base sexplib.v0.17.0 sexplib0.v0.17.0 sha.1.15.4 spdx_licenses.1.4.0 stdlib-shims.0.3.0 stdune.3.20.2 stringext.1.6.0 swhid_core.0.1 tcpip.9.0.1 terminal.0.5.0 tezos-base58.1.0.0 thread-table.1.0.0 tls.2.0.3 tls-mirage.2.0.3 topkg.1.1.1 uri.4.4.0 uri-sexp.4.4.0 uring.2.7.0 uucp.17.0.0 uuidm.0.9.10 uutf.1.0.4 vector.1.0.0 websocket.2.17 websocket-lwt-unix.2.17 x509.1.0.6 yaml.3.2.0 yojson.3.0.0 zarith.1.14")
(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 ppx_irmin.dev libirmin.dev irmin.dev irmin-tezos.dev irmin-test.dev irmin-server.dev irmin-pack.dev irmin-pack-tools.dev irmin-mirage.dev irmin-mirage-graphql.dev irmin-mirage-git.dev irmin-graphql.dev irmin-git.dev irmin-fs.dev irmin-containers.dev irmin-client.dev irmin-cli.dev irmin-chunk.dev irmin-bench.dev $DEPS"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam install $DEPS"))
(env CI true)
(env OCAMLCI true)
(workdir /src)
(copy (src .) (dst /src/))
(run (shell "opam lint"))
(run (shell "opam exec -- opam-dune-lint"))
)


2026-01-15 20:36.08: Waiting for resource in pool OCluster
2026-01-15 20:36.08: Waiting for worker…
2026-01-15 20:36.08: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
HEAD is now at 5188a6024d tmp
HEAD is now at e42d796755 Multicore safety tests with qcheck-stm  (#2373)


(from ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7)
2026-01-15 20:36.09 ---> using "b5bd9c066c3a792f2449958b5ac2051bcdf89adcf9c907dce832deb855abab3d" from cache


/: (comment debian-13-5.2_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"))
2026-01-15 20:36.10 ---> saved as "bb7aa924254593bc6ab452b8440d0c006a2e7f941bdfaa8c139184ff514d76ca"


/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
2026-01-15 20:36.31 ---> saved as "b461a80c3c906c754789aaedba7b5ed39e4d36b84882a2903c29cfb6cadd9b7c"


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-87-generic
The OCaml toplevel, version 5.2.1
2.2.1
2026-01-15 20:36.31 ---> saved as "7cc8378c746d14ddbe5e48fa7a8af00d1ad3838bfbab6bb7c76aa32d84057333"


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-01-15 20:36.31 ---> saved as "001af36f03313624709f003a0a23413d595ec7696894bf5368e0333878f7809d"


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 || git fetch origin master) && git reset -q --hard 72769ff0c0f8274d25ea0253d2ed7e1fb7422d90 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
16d9c0eb87..c6bb7c00ad  master     -> origin/master
2026-01-15 20:36.35: Cancelling: Auto-cancelling job because it is no longer needed
Job cancelled