2026-01-16 13:58.00: New job: test realworldocaml/mdx https://github.com/realworldocaml/mdx.git#refs/heads/main (5c97b27cf8723d87fd00d350b75e7f32f021c8d6) (linux-x86_64:ubuntu-25.10-5.4_opam-2.5) Base: ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:eab03cfc154e050134afb9324bfc335dd0f5cb340f1eb8b13fc682ed6f42164d Opam project build To reproduce locally: git clone --recursive "https://github.com/realworldocaml/mdx.git" -b "main" && cd "mdx" && git reset --hard 5c97b27c cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:eab03cfc154e050134afb9324bfc335dd0f5cb340f1eb8b13fc682ed6f42164d # ubuntu-25.10-5.4_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u COPY --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-domains.base base-effects.base base-nnp.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.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 logs.0.10.0 lwt.6.0.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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.1.14.0 result.1.5 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=2.5 --depext-only -y mdx.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-01-16 13:58.00: Using cache hint "realworldocaml/mdx-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:eab03cfc154e050134afb9324bfc335dd0f5cb340f1eb8b13fc682ed6f42164d-ubuntu-25.10-5.4_opam-2.5-3e885998169855a0cc4d9665bebb64d9" 2026-01-16 13:58.00: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:eab03cfc154e050134afb9324bfc335dd0f5cb340f1eb8b13fc682ed6f42164d) (comment ubuntu-25.10-5.4_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-2.5 /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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && 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 (network host) (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-domains.base base-effects.base base-nnp.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.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 logs.0.10.0 lwt.6.0.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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.1.14.0 result.1.5 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=2.5 --depext-only -y mdx.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /src)) (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-01-16 13:58.00: Waiting for resource in pool OCluster 2026-01-16 17:36.36: Waiting for worker… 2026-01-16 17:40.17: Got resource from pool OCluster Building on eumache All commits already cached HEAD is now at 5c97b27 Merge pull request #472 from jonludlam/release-2.5.1 (from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:eab03cfc154e050134afb9324bfc335dd0f5cb340f1eb8b13fc682ed6f42164d) 2026-01-16 17:40.17 ---> using "af32c03474fe19e80e592c8693340c8ce6655469affb5fd3412b6c6978beb304" from cache /: (comment ubuntu-25.10-5.4_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-2.5 /usr/bin/opam")) 2026-01-16 17:40.17 ---> using "48ca1be731ec09fa9fcf51eb3c760bbe808657f16675c4adc3c7616d0ca1628a" 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 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 2026-01-16 17:40.17 ---> using "54834730e5f1ef7889eb8abe62f024973502919b990d0be6ecd40fc47d38fbbf" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-131-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-01-16 17:40.17 ---> using "3e6a607d767caf9a7be377c7cbb1abf80ab9aacf5c9cbcdd190a786907db7f65" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-16 17:40.17 ---> using "1203abad3b4e5797f4c1fa2491ba5736556317f6d5986a0b7b75b6407db4b5a4" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD a6b2f19780..92679ed614 master -> origin/master 873cb18c37 Merge pull request #29216 from shonfeder/release-dune-3.21.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:40.17 ---> using "faccaacc4ef9fb2c3c44ad662cd923586e88f3a431cbaa949a4dde291382b397" from cache /src: (copy (src mdx.opam) (dst ./)) 2026-01-16 17:40.17 ---> saved as "9ed6a93b0de3f8e0a534281b664fec718aab9fee3deea9a60ec23a386659d40e" /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) 2026-01-16 17:40.21 ---> saved as "ad2cab016d806a9f566177072541c3b7ea0dda78d9deb1431add259af5ea07aa" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-16 17:40.22 ---> saved as "2d4a15b4bf6caf20ac24820bbf408dbcf4653fc27498b60bf960adacefda0d99" /src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.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.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 logs.0.10.0 lwt.6.0.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.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.1.14.0 result.1.5 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=2.5 --depext-only -y mdx.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu questing InRelease - Get:2 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB] - Get:3 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB] - Get:4 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [295 kB] - Get:5 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [169 kB] - Get:6 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB] - Get:7 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [174 kB] - Get:8 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [114 kB] - Get:9 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [120 kB] - Fetched 1277 kB in 12s (108 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [mdx.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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:40.55 ---> saved as "53e5b17925b15f14bc3dc79b9a1f01cbb016f17d224c37f4681b085b57cc1809" /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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains 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 22 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 3.21.0 - install dune-configurator 3.21.0 - install fmt 0.11.0 - install logs 0.10.0 - install lwt 6.0.0 - 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 1.14.0 - install result 1.5 - install stdlib-shims 0.3.0 - install topkg 1.1.1 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved alcotest.1.9.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved logs.0.10.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved lwt.6.0.0 (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 re.1.14.0 (cached) -> retrieved result.1.5 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved dune.3.21.0, dune-configurator.3.21.0 (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.3.21.0 -> installed csexp.1.5.2 -> installed camlp-streams.5.0.1 -> installed cppo.1.8.0 -> installed ocaml-syntax-shims.1.0.0 -> installed ocaml-version.4.0.3 -> installed re.1.14.0 -> installed result.1.5 -> installed stdlib-shims.0.3.0 -> installed ocplib-endian.1.2 -> installed alcotest.1.9.1 -> installed dune-configurator.3.21.0 -> installed lwt.6.0.0 -> installed logs.0.10.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:42.08 ---> saved as "6ee750bc6f91eb56f4cd32669de087fcf1d058d30bd0eed7d4dca930a164fb68" /src: (copy (src .) (dst /src)) 2026-01-16 17:42.08 ---> saved as "2bd93de7f146df3690480a387828513746e5197049f5d622f5b5329afc9e5f22" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/test/lib && ./test_mdx_lib.exe) Testing `Mdx'. This run has ID `727MLYKC'. [OK] Block 0 Header.infer_from_file: "". [OK] Block 1 Header.infer_from_file: "foo". [OK] Block 2 Header.infer_from_file: "foo.bar". [OK] Block 3 Header.infer_from_file: "dune". [OK] Block 4 Header.infer_from_file: "dune-project". [OK] Block 5 Header.infer_from_file: "foo.sh". [OK] Block 6 Header.infer_from_file: "foo/foo/foo.ml". [OK] Block 7 mk: "invalid ocaml". [OK] Block 8 mk: "invalid toplevel". [OK] Label 0 raw_parse: "". [OK] Label 1 raw_parse: "foo=". [OK] Label 2 raw_parse: "foo<>bar". [OK] Label 3 raw_parse: "<bar". [OK] Label 4 raw_parse: "foo<=bar". [OK] Label 5 raw_parse: "foo>bar". [OK] Label 6 raw_parse: ">=". [OK] Label 7 raw_parse: "FOO_BAR=foo_bar". [OK] Label 8 interpret: "". [OK] Label 9 interpret: "foo". [OK] Label 10 interpret: "skip". [OK] Label 11 interpret: "skip". [OK] Label 12 interpret: "version". [OK] Label 13 interpret: "non-deterministic". [OK] Label 14 interpret: "dir". [OK] Label 15 interpret: "set-foo". [OK] Label 16 of_string: "". [OK] Label 17 of_string: ",". [OK] Label 18 of_string: "skip,". [OK] Label 19 of_string: "skip,file=foo.ml". [OK] Dep 0 of_block: "Empty". [OK] Dep 1 of_block: "file:toto.ml". [OK] Dep 2 of_block: "dir:tata/". [OK] Dep 3 of_block: "dir=tata/,skip". [OK] Dep 4 of_line: "block: file=tikitaka.ml". [OK] Dep 5 of_line: "skip + file + dir". [OK] Dep 6 to_sexp: file. [OK] Dep 7 to_sexp: dir. [OK] Syntax 0 infer: "". [OK] Syntax 1 infer: "test.md". [OK] Syntax 2 infer: "test.t". [OK] Syntax 3 infer: "test.ml". [OK] Syntax 4 infer: "test.mli". [OK] Syntax 5 infer: "no_ext". [OK] Util 0 String.english_conjonction: single. [OK] Util 1 String.english_conjonction: two. [OK] Util 2 String.english_conjonction: three. [OK] Util 3 String.english_conjonction: more. [OK] Parts 0 parse: "". [OK] Parts 1 parse: "foo". [OK] Parts 2 parse: " (* $MDX part-begin=bar *) ". [OK] Parts 3 parse: "(* $MDX part-begin=bar ". [OK] Parts 4 parse: " (* $MDX part-end *) ". [OK] Parts 5 parse: " [@@@part \"foobar\"] ". [OK] Parts 6 parse: "[@@@foo \"bar\"]". [OK] Parts 7 parse: "(* $MDX foo *)". [OK] Parts 8 parse: "(* $MDX part-end=foo *)". Full test results in `/src/_build/default/test/lib/_build/_tests/Mdx'. Test Successful in 0.005s. 56 tests run. 2026-01-16 17:42.15 ---> saved as "8afa5716b9db95600b10078ac9bf53468c174f7db7898e8e1be8348b1319fa73" Job succeeded 2026-01-16 17:42.15: Job succeeded