2026-03-19 08:06.59: New job: test realworldocaml/mdx https://github.com/realworldocaml/mdx.git#refs/heads/main (5c97b27cf8723d87fd00d350b75e7f32f021c8d6) (linux-x86_64:(lint-doc))Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47Opam project lint documentationTo reproduce locally:git clone --recursive "https://github.com/realworldocaml/mdx.git" -b "main" && cd "mdx" && git reset --hard 5c97b27ccat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47# debian-13-4.08_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.2 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 mdx.opam ./RUN opam pin add -yn mdx.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.11.0 result.1.5 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.2 --depext-only -y mdx.dev $DEPSRUN opam install $DEPSRUN 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-DOCKERFILEdocker build .END-REPRO-BLOCK2026-03-19 08:06.59: Using cache hint "realworldocaml/mdx-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-d9a4b431afe89fad1518ec31ad31a9d9"2026-03-19 08:06.59: 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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src mdx.opam) (dst ./))(run (network host)(shell "opam pin add -yn mdx.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.11.0 result.1.5 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4")(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 mdx.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)")))2026-03-19 08:06.59: Waiting for resource in pool OCluster2026-03-19 16:03.08: Waiting for worker…2026-03-19 16:06.11: Got resource from pool OClusterBuilding on laodoke.caelum.ci.devAll commits already cachedHEAD is now at 5c97b27 Merge pull request #472 from jonludlam/release-2.5.1(from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)2026-03-19 16:06.11 ---> 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"))2026-03-19 16:06.11 ---> 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.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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-03-19 16:06.11 ---> using "a125a60e5eccb505fd0bde45c9a7654bae2eb7eab13fa01be7c55cd2f87d6234" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-90-genericThe OCaml toplevel, version 4.08.12.2.12026-03-19 16:06.11 ---> using "0407529f1042a28815bd61683d1dc7a2be9d395b6680bdf3553558a27842326a" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-19 16:06.11 ---> 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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADffb54b9bdd..9f189ca4f9 master -> origin/master9f189ca4f9 Merge pull request #29562 from shonfeder/release-dune-3.22.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything 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 environment2026-03-19 16:06.11 ---> using "10235b0e70e10965cf144a4d8d6636792dc7614143a53d6cc3e755072faa4b6b" from cache/src: (copy (src mdx.opam) (dst ./))2026-03-19 16:06.11 ---> using "3026e229127dd505e54770e210e857630c737e983649f0f161c149ab835ecd3c" from cache/src: (run (network host)(shell "opam pin add -yn mdx.dev './'"))[mdx.dev] synchronised (file:///src)mdx is now pinned to file:///src (version dev)2026-03-19 16:06.11 ---> using "0de43bb18c361dcb44c5218048af6e58562b80d56d9a2d5ca7ae65a9d0c9c305" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-19 16:06.11 ---> using "b98d71a9122b57ee4c49820d5b5e26e8afa235a0769c6579f5b102a69e1fb84f" from cache/src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.11.0 result.1.5 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4")/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 mdx.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 [115 kB]- Fetched 10.0 MB in 2s (4637 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[mdx.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).2026-03-19 16:06.11 ---> using "1050cb9daa4135f30725522a0ac7970819844411af6d653e5b88da0a39c6ba46" from cache/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 23 packages- install alcotest 1.9.1- install astring 0.8.5- install base-bytes base- install camlp-streams 5.0.1- install cmdliner 2.1.0- install cppo 1.8.0- install csexp 1.5.2- install dune 3.22.0- install dune-configurator 3.22.0- install fmt 0.11.0- install logs 0.8.0- install lwt 5.9.2- install ocaml-syntax-shims 1.0.0- install ocaml-version 4.0.3- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install ocplib-endian 1.2- install re 1.11.0- install result 1.5- install seq base- install stdlib-shims 0.3.0- install topkg 1.1.1- install uutf 1.0.4<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved camlp-streams.5.0.1 (cached)-> retrieved astring.0.8.5 (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 fmt.0.11.0 (cached)-> retrieved logs.0.8.0 (cached)-> retrieved ocaml-syntax-shims.1.0.0 (cached)-> retrieved lwt.5.9.2 (cached)-> retrieved ocaml-version.4.0.3 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved ocplib-endian.1.2 (cached)-> retrieved result.1.5 (cached)-> retrieved seq.base (cached)-> installed seq.base-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved re.1.11.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved uutf.1.0.4 (cached)-> retrieved dune.3.22.0, dune-configurator.3.22.0 (cached)-> installed cmdliner.2.1.0-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.1-> installed uutf.1.0.4-> installed fmt.0.11.0-> installed astring.0.8.5-> installed dune.3.22.0-> installed result.1.5-> installed stdlib-shims.0.3.0-> installed camlp-streams.5.0.1-> installed csexp.1.5.2-> installed cppo.1.8.0-> installed ocaml-syntax-shims.1.0.0-> installed ocaml-version.4.0.3-> installed re.1.11.0-> installed ocplib-endian.1.2-> installed alcotest.1.9.1-> installed dune-configurator.3.22.0-> installed lwt.5.9.2-> installed logs.0.8.0Done.# Run eval $(opam env) to update the current shell environment2026-03-19 16:06.11 ---> using "8746c9b040aa9c3779c14b6d424dff709b8ae02d8483a626fa4a035f4d97d191" from cache/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 3.22.0).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.3.1.0Done.# Run eval $(opam env) to update the current shell environment2026-03-19 16:06.11 ---> using "942fc79a204907f328faf3ada203a605dd726cf1b982e3580d12de1da7cfa0b7" from cache/src: (copy (src .) (dst /src/))2026-03-19 16:06.14 ---> saved as "c19888673d5517aed521c07a4dcee9f57ad4b3c04f142c2294fe03cf81b59151"/src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)"))(cd _build/default/_doc/_odocls/mdx && /home/opam/.opam/4.08/bin/odoc link -I ../../_odoc/pkg/mdx -I ../../../lib/.mdx.objs/byte -I ../../../lib/test/.mdx_test.objs/byte -I ../../../lib/top/.mdx_top.objs/byte -I ../../../vendor/odoc-parser/src/.odoc_parser.objs/byte -o mdx.odocl ../../../lib/.mdx.objs/byte/mdx.odoc)File "lib/mdx.mli", line 20, characters 9-25:Warning: Reference to 'Block' is ambiguous. Please specify its kind: constructor-Block, module-Block.File "lib/util.mli", line 65, characters 6-60:Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument"2026-03-19 16:06.15 ---> saved as "a8ef8ab2c267685936c9eb1dd30151b1ae10a54d6c391a55c4add4a37e1d68c2"Job succeeded2026-03-19 16:06.15: Job succeeded