2026-04-03 11:37.38: New job: test janestreet/spawn https://github.com/janestreet/spawn.git#refs/heads/master (fe3419b0db20819d7a31383544971e48a6dff20a) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/janestreet/spawn.git" -b "master" && cd "spawn" && git reset --hard fe3419b0 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 # debian-13-4.08_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 spawn.opam ./ RUN opam pin add -yn spawn.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="base.v0.14.3 base-bigarray.base base-threads.base base-unix.base csexp.1.5.2 dune.3.22.1 dune-configurator.3.22.1 jane-street-headers.v0.14.0 jst-config.v0.14.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 octavius.1.2.2 ppx_assert.v0.14.0 ppx_base.v0.14.0 ppx_cold.v0.14.0 ppx_compare.v0.14.0 ppx_derivers.1.2.1 ppx_enumerate.v0.14.0 ppx_expect.v0.14.2 ppx_hash.v0.14.0 ppx_here.v0.14.0 ppx_inline_test.v0.14.1 ppx_js_style.v0.14.1 ppx_optcomp.v0.14.3 ppx_sexp_conv.v0.14.3 ppxlib.0.25.1 re.1.11.0 seq.base sexplib0.v0.14.0 stdio.v0.14.0 stdlib-shims.0.3.0 time_now.v0.14.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y spawn.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 2026-04-03 11:37.38: Using cache hint "janestreet/spawn-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-00446c16dfc068a6b01a056aa423b09e" 2026-04-03 11:37.38: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) (comment debian-13-4.08_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 spawn.opam) (dst ./)) (run (network host) (shell "opam pin add -yn spawn.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base.v0.14.3 base-bigarray.base base-threads.base base-unix.base csexp.1.5.2 dune.3.22.1 dune-configurator.3.22.1 jane-street-headers.v0.14.0 jst-config.v0.14.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 octavius.1.2.2 ppx_assert.v0.14.0 ppx_base.v0.14.0 ppx_cold.v0.14.0 ppx_compare.v0.14.0 ppx_derivers.1.2.1 ppx_enumerate.v0.14.0 ppx_expect.v0.14.2 ppx_hash.v0.14.0 ppx_here.v0.14.0 ppx_inline_test.v0.14.1 ppx_js_style.v0.14.1 ppx_optcomp.v0.14.3 ppx_sexp_conv.v0.14.3 ppxlib.0.25.1 re.1.11.0 seq.base sexplib0.v0.14.0 stdio.v0.14.0 stdlib-shims.0.3.0 time_now.v0.14.0") (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 spawn.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)")) ) 2026-04-03 11:37.38: Waiting for resource in pool OCluster 2026-04-03 19:54.36: Waiting for worker… 2026-04-03 19:58.13: Got resource from pool OCluster Building on laodoke.caelum.ci.dev All commits already cached HEAD is now at fe3419b Do not require C99 mode for older GCC (#62) (from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) 2026-04-03 19:58.14 ---> using "867303d7f04cee0d3e23016229d2a45a69516628a14dbff52754cd3cb283f66f" from cache /: (comment debian-13-4.08_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")) 2026-04-03 19:58.14 ---> using "84e1fc87343884e1d5c327fca2d33e2afa85e1eaf1b4c893d8301d60eabe4d56" 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. Continue? [y/n] y 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. Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-04-03 19:58.14 ---> using "a125a60e5eccb505fd0bde45c9a7654bae2eb7eab13fa01be7c55cd2f87d6234" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-106-generic The OCaml toplevel, version 4.08.1 2.2.1 2026-04-03 19:58.14 ---> using "0407529f1042a28815bd61683d1dc7a2be9d395b6680bdf3553558a27842326a" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 19:58.14 ---> using "f27fcd2ece061e1cf1de6842a86dfe335065cc7f1de2f39ff10db06e5ae2f5b5" from cache /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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..d28e8bf13a master -> origin/master 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 2026-04-03 19:58.14 ---> using "d3fe9f6d42e3743723d43965a404ceffa267a6c164b74feb3b01bc3343c398a7" from cache /src: (copy (src spawn.opam) (dst ./)) 2026-04-03 19:58.14 ---> saved as "bb5d14eec82b89e2a7dc2c5d9e58d2a29a76950dce1f961e1a7b44b5154fbef8" /src: (run (network host) (shell "opam pin add -yn spawn.dev './'")) [spawn.dev] synchronised (file:///src) spawn is now pinned to file:///src (version dev) 2026-04-03 19:58.18 ---> saved as "6ef5211fa1997f9376f6de273872915afc5508dffaa62c24a26ee254e09426c8" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 19:58.18 ---> saved as "536711a8313240d51399cd7dece727e23bf14aa6fbb993cce060ac0ab4e0579f" /src: (env DEPS "base.v0.14.3 base-bigarray.base base-threads.base base-unix.base csexp.1.5.2 dune.3.22.1 dune-configurator.3.22.1 jane-street-headers.v0.14.0 jst-config.v0.14.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 octavius.1.2.2 ppx_assert.v0.14.0 ppx_base.v0.14.0 ppx_cold.v0.14.0 ppx_compare.v0.14.0 ppx_derivers.1.2.1 ppx_enumerate.v0.14.0 ppx_expect.v0.14.2 ppx_hash.v0.14.0 ppx_here.v0.14.0 ppx_inline_test.v0.14.1 ppx_js_style.v0.14.1 ppx_optcomp.v0.14.3 ppx_sexp_conv.v0.14.3 ppxlib.0.25.1 re.1.11.0 seq.base sexplib0.v0.14.0 stdio.v0.14.0 stdlib-shims.0.3.0 time_now.v0.14.0") /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 spawn.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 [119 kB] - Fetched 10.0 MB in 2s (4868 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [spawn.dev] synchronised (file:///src) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.08.1). [NOTE] Package ocaml is already installed (current version is 4.08.1). [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). 2026-04-03 19:58.43 ---> saved as "0c0167ee09c9ab1b4a3a383614293ee330d2be06fc963314ec9555f00987a2da" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.08.1). [NOTE] Package ocaml is already installed (current version is 4.08.1). [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 28 packages - install base v0.14.3 - install csexp 1.5.2 - install dune 3.22.1 - install dune-configurator 3.22.1 - install jane-street-headers v0.14.0 - install jst-config v0.14.1 - install ocaml-compiler-libs v0.12.4 - install octavius 1.2.2 - install ppx_assert v0.14.0 - install ppx_base v0.14.0 - install ppx_cold v0.14.0 - install ppx_compare v0.14.0 - install ppx_derivers 1.2.1 - install ppx_enumerate v0.14.0 - install ppx_expect v0.14.2 - install ppx_hash v0.14.0 - install ppx_here v0.14.0 - install ppx_inline_test v0.14.1 - install ppx_js_style v0.14.1 - install ppx_optcomp v0.14.3 - install ppx_sexp_conv v0.14.3 - install ppxlib 0.25.1 - install re 1.11.0 - install seq base - install sexplib0 v0.14.0 - install stdio v0.14.0 - install stdlib-shims 0.3.0 - install time_now v0.14.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved base.v0.14.3 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved jane-street-headers.v0.14.0 (cached) -> retrieved jst-config.v0.14.1 (cached) -> retrieved ocaml-compiler-libs.v0.12.4 (cached) -> retrieved octavius.1.2.2 (cached) -> retrieved ppx_assert.v0.14.0 (cached) -> retrieved ppx_base.v0.14.0 (cached) -> retrieved ppx_cold.v0.14.0 (cached) -> retrieved ppx_compare.v0.14.0 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ppx_enumerate.v0.14.0 (cached) -> retrieved ppx_expect.v0.14.2 (cached) -> retrieved ppx_hash.v0.14.0 (cached) -> retrieved ppx_here.v0.14.0 (cached) -> retrieved ppx_js_style.v0.14.1 (cached) -> retrieved ppx_inline_test.v0.14.1 (cached) -> retrieved ppx_optcomp.v0.14.3 (cached) -> retrieved ppx_sexp_conv.v0.14.3 (cached) -> retrieved re.1.11.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved sexplib0.v0.14.0 (cached) -> retrieved stdio.v0.14.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved time_now.v0.14.0 (cached) -> retrieved ppxlib.0.25.1 (cached) -> retrieved dune.3.22.1, dune-configurator.3.22.1 (cached) -> installed dune.3.22.1 -> installed jane-street-headers.v0.14.0 -> installed ppx_derivers.1.2.1 -> installed csexp.1.5.2 -> installed ocaml-compiler-libs.v0.12.4 -> installed octavius.1.2.2 -> installed re.1.11.0 -> installed sexplib0.v0.14.0 -> installed stdlib-shims.0.3.0 -> installed dune-configurator.3.22.1 -> installed base.v0.14.3 -> installed stdio.v0.14.0 -> installed ppxlib.0.25.1 -> installed ppx_optcomp.v0.14.3 -> installed ppx_cold.v0.14.0 -> installed ppx_here.v0.14.0 -> installed ppx_enumerate.v0.14.0 -> installed ppx_compare.v0.14.0 -> installed ppx_js_style.v0.14.1 -> installed ppx_sexp_conv.v0.14.3 -> installed ppx_hash.v0.14.0 -> installed ppx_assert.v0.14.0 -> installed ppx_base.v0.14.0 -> installed jst-config.v0.14.1 -> installed time_now.v0.14.0 -> installed ppx_inline_test.v0.14.1 -> installed ppx_expect.v0.14.2 Done. # Run eval $(opam env) to update the current shell environment 2026-04-03 20:01.49 ---> saved as "2bbae550f3ab01ec89c63687dd6928f6ad55be0d95703922531336f5cc31bec2" /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 15 packages - install astring 0.8.5 [required by odoc] - install camlp-streams 5.0.1 [required by odoc-parser] - install cmdliner 2.1.0 [required by odoc] - install cppo 1.8.0 [required by odoc] - install crunch 4.0.0 [required by odoc] - install fmt 0.11.0 [required by odoc] - install fpath 0.7.3 [required by odoc] - install ocamlbuild 0.16.1 [required by fmt, astring, fpath] - install ocamlfind 1.9.8 [required by fmt, astring, fpath] - install odoc 3.1.0 - install odoc-parser 3.1.0 [required by odoc] - install ptime 1.2.0 [required by crunch] - install topkg 1.1.1 [required by fmt, astring, fpath] - install tyxml 4.6.0 [required by odoc] - install uutf 1.0.4 [required by tyxml] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved camlp-streams.5.0.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved crunch.4.0.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved topkg.1.1.1 (cached) -> installed camlp-streams.5.0.1 -> retrieved tyxml.4.6.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved odoc.3.1.0, odoc-parser.3.1.0 (cached) -> installed cppo.1.8.0 -> installed ocamlfind.1.9.8 -> installed cmdliner.2.1.0 -> installed ocamlbuild.0.16.1 -> installed topkg.1.1.1 -> installed fmt.0.11.0 -> installed ptime.1.2.0 -> installed uutf.1.0.4 -> installed crunch.4.0.0 -> installed astring.0.8.5 -> installed fpath.0.7.3 -> 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 2026-04-03 20:03.05 ---> saved as "5ff0a1cea02d21c51c62fe7a7cd1d9119557038042dd83972eaf740289b25564" /src: (copy (src .) (dst /src/)) 2026-04-03 20:03.05 ---> saved as "bddb1ee2372c358da6852f6b07f12eb1259def4a60a7c03c47e7daad12700270" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) 2026-04-03 20:03.06 ---> saved as "6bbc7bf41afc3af97ea603c2d482aef2752f022cbbd5ed1bba09f6f3375e3128" Job succeeded 2026-04-03 20:03.06: Job succeeded