2026-03-31 14:32.02: New job: test dra27/ocaml-uring https://github.com/dra27/ocaml-uring.git#refs/heads/main (5f3a7e819bd2ed4bf152bba7391314ede5f960f3) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.12@sha256:981622ba01d0fb8e584f4e7883a3696b8b7843381ded3a7cf8baed165427ce9b Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/dra27/ocaml-uring.git" -b "main" && cd "ocaml-uring" && git reset --hard 5f3a7e81 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.12@sha256:981622ba01d0fb8e584f4e7883a3696b8b7843381ded3a7cf8baed165427ce9b # debian-13-4.12_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 fa13386c66935e14b279e9af8d7c721a841edf96 || git fetch origin master) && git reset -q --hard fa13386c66935e14b279e9af8d7c721a841edf96 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 uring.opam ./ RUN opam pin add -yn uring.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.2 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.4 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 re.1.12.0 result.1.5 seq.base topkg.1.1.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y uring.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 2026-03-31 14:32.02: Using cache hint "dra27/ocaml-uring-ocaml/opam:debian-13-ocaml-4.12@sha256:981622ba01d0fb8e584f4e7883a3696b8b7843381ded3a7cf8baed165427ce9b-debian-13-4.12_opam-2.5-a4955a7aeec663ef03152472c17c60df" 2026-03-31 14:32.02: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.12@sha256:981622ba01d0fb8e584f4e7883a3696b8b7843381ded3a7cf8baed165427ce9b) (comment debian-13-4.12_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 fa13386c66935e14b279e9af8d7c721a841edf96 || git fetch origin master) && git reset -q --hard fa13386c66935e14b279e9af8d7c721a841edf96 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src uring.opam) (dst ./)) (run (network host) (shell "opam pin add -yn uring.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.2 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.4 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 re.1.12.0 result.1.5 seq.base topkg.1.1.1") (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 uring.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)")) ) 2026-03-31 14:32.02: Waiting for resource in pool OCluster 2026-03-31 14:36.05: Waiting for worker… 2026-03-31 14:41.18: Got resource from pool OCluster Building on toxis.caelum.ci.dev All commits already cached HEAD is now at 5f3a7e8 Merge pull request #127 from talex5/fix-mkdir-test (from ocaml/opam:debian-13-ocaml-4.12@sha256:981622ba01d0fb8e584f4e7883a3696b8b7843381ded3a7cf8baed165427ce9b) 2026-03-31 14:46.07 ---> using "3b46e56650772a04d6e9095d44f93a8df988651ae72f356b632e83e63eac10f5" from cache /: (comment debian-13-4.12_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")) 2026-03-31 14:46.08 ---> saved as "52a0319bcf56a8cf5bd66fe3f76295b5e253c890848d789f177850ec9edfd037" /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 2026-03-31 14:46.52 ---> saved as "4e27ce182101bb41d8d8f2d63c073f755cf49e5bcee6d3e2f5e673c82891e107" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-173-generic The OCaml toplevel, version 4.12.1 2.2.1 2026-03-31 14:46.53 ---> saved as "208a5af62cf1b2f3ae6965495e34d270364ca789bb0771b3ee005384bf838a76" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-03-31 14:46.53 ---> saved as "2cce293f01ed4358dad046b9e863678e64db4cd78f31f9c0b03446f31b88c2ba" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e fa13386c66935e14b279e9af8d7c721a841edf96 || git fetch origin master) && git reset -q --hard fa13386c66935e14b279e9af8d7c721a841edf96 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..fdb5e370d7 master -> origin/master fa13386c66 Merge pull request #29586 from Julow/release-mdx-2.5.2 <><> 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 2026-03-31 14:47.36 ---> saved as "8910362d347c37b7d5150911fac5a5c1b2372a885dca9dbf4b7f312e70292c79" /src: (copy (src uring.opam) (dst ./)) 2026-03-31 14:47.37 ---> saved as "3a138be67247cb1b91bfe891a64ba1e4e8d534130a0d6912b1e4975f855a3242" /src: (run (network host) (shell "opam pin add -yn uring.dev './'")) [uring.dev] synchronised (file:///src) uring is now pinned to file:///src (version dev) 2026-03-31 14:47.40 ---> saved as "4651ecea2b497747a5cc1e2e547a4652c24886bc00e335cde9e081558344b4da" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-03-31 14:47.40 ---> saved as "b78b23d60f0fb62cde8dc64f6d763dbca23ed5835021f0827c6c66ec48458acc" /src: (env DEPS "astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.0 dune-configurator.3.22.0 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.2 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.4 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 re.1.12.0 result.1.5 seq.base topkg.1.1.1") /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 uring.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 [114 kB] - Fetched 10.0 MB in 11s (902 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [uring.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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.12.1). [NOTE] Package ocaml is already installed (current version is 4.12.1). [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). 2026-03-31 14:48.15 ---> saved as "2f5b1ef3b01b417c4fa4e3b31a8629aadf64c7cc6ea4cf0f4cb5f9ebdc98141c" /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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.12.1). [NOTE] Package ocaml is already installed (current version is 4.12.1). [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 astring 0.8.5 - install base-bytes base - install bechamel 0.5.0 - install camlp-streams 5.0.1 - install cmdliner 2.1.0 - install cppo 1.8.0 - install csexp 1.5.2 - install cstruct 6.2.0 - 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 mdx 2.5.2 - install ocaml-version 4.0.4 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install optint 0.3.0 - install re 1.12.0 - install result 1.5 - install seq base - install topkg 1.1.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved astring.0.8.5 (cached) -> retrieved bechamel.0.5.0 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved lwt.5.9.2 (cached) -> retrieved mdx.2.5.2 (cached) -> retrieved ocaml-version.4.0.4 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved optint.0.3.0 (cached) -> retrieved re.1.12.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved result.1.5 (cached) -> retrieved topkg.1.1.1 (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 fmt.0.11.0 -> installed astring.0.8.5 -> installed dune.3.22.0 -> installed result.1.5 -> installed csexp.1.5.2 -> installed bechamel.0.5.0 -> installed camlp-streams.5.0.1 -> installed cppo.1.8.0 -> installed cstruct.6.2.0 -> installed ocaml-version.4.0.4 -> installed optint.0.3.0 -> installed re.1.12.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.22.0 -> installed lwt.5.9.2 -> installed logs.0.8.0 -> installed mdx.2.5.2 Done. # Run eval $(opam env) to update the current shell environment 2026-03-31 14:50.26 ---> saved as "60fc9f3868f26ff7a7d5fa9c2191a2317242a33cee0372940904acb8a58855f3" /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 7 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] - install uutf 1.0.4 [required by tyxml] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved crunch.4.0.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved uutf.1.0.4 (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 uutf.1.0.4 -> installed crunch.4.0.0 -> 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 2026-03-31 14:51.14 ---> saved as "eb2a04c31143c8c7e1ea453127275c8a5c4ff1e9e121be317ced9d0bf7703945" /src: (copy (src .) (dst /src/)) 2026-03-31 14:51.15 ---> saved as "08709ce243c0126fbc436a57a7f8150dc487abc5cab738be31f7a1608630fb86" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) (cd _build/default/vendor/liburing && ./configure) prefix /usr includedir /usr/include libdir /usr/lib libdevdir /usr/lib relativelibdir mandir /usr/man datadir /usr/share libgcc_link_flag /usr/lib/gcc/x86_64-linux-gnu/14/libgcc.a stringop_overflow yes array_bounds yes __kernel_rwf_t yes __kernel_timespec yes open_how yes statx yes glibc_statx yes C++ yes has_ucontext yes NVMe uring command support yes futex waitv support yes has_idtype_t yes nolibc yes has_fanotify yes CC gcc CXX g++ (cd _build/default/vendor/liburing && /usr/bin/make -j -C src) make: Entering directory '/src/_build/default/vendor/liburing/src' CC setup.ol CC queue.ol CC register.ol CC syscall.ol CC version.ol CC nolibc.ol CC ffi.ol CC setup.os CC register.os CC syscall.os CC queue.os CC version.os CC nolibc.os CC ffi.os CC liburing.so.2.7 AR liburing.a RANLIB liburing.a AR liburing-ffi.a RANLIB liburing-ffi.a CC liburing-ffi.so.2.7 make: Leaving directory '/src/_build/default/vendor/liburing/src' ar: creating liburing.a ar: creating liburing-ffi.a (cd _build/default/_doc/_odocls/uring && /home/opam/.opam/4.12/bin/odoc link -I ../../_odoc/pkg/uring -I ../../../lib/uring/.uring.objs/byte -o uring.odocl ../../../lib/uring/.uring.objs/byte/uring.odoc) File "lib/uring/heap.mli", line 31, characters 4-58: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 874, characters 4-50: Warning: Failed to resolve reference unresolvedroot(Unix).Unix_error Couldn't find "Unix" File "lib/uring/uring.mli", line 781, characters 4-66: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 748, characters 4-102: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 694, characters 4-51: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 440, characters 4-64: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 425, characters 4-64: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 406, characters 72-92: Warning: Failed to resolve reference unresolvedroot(Optint).Int63.zero Couldn't find "Optint" File "lib/uring/uring.mli", line 405, characters 27-52: Warning: Failed to resolve reference unresolvedroot(Optint).Int63.minus_one Couldn't find "Optint" File "lib/uring/uring.mli", line 392, characters 72-92: Warning: Failed to resolve reference unresolvedroot(Optint).Int63.zero Couldn't find "Optint" File "lib/uring/uring.mli", line 391, characters 27-52: Warning: Failed to resolve reference unresolvedroot(Optint).Int63.minus_one Couldn't find "Optint" File "lib/uring/uring.mli", line 298, characters 52-66: Warning: Failed to resolve reference unresolvedroot(Unix).EAGAIN Couldn't find "Unix" File "lib/uring/uring.mli", line 213, characters 50-63: Warning: Failed to resolve reference unresolvedroot(Unix).ELOOP Couldn't find "Unix" File "lib/uring/uring.mli", line 202, characters 30-43: Warning: Failed to resolve reference unresolvedroot(Unix).EBUSY Couldn't find "Unix" File "lib/uring/uring.mli", line 199, characters 19-33: Warning: Failed to resolve reference unresolvedroot(Unix).EEXIST Couldn't find "Unix" File "lib/uring/uring.mli", line 129, characters 4-65: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 106, character 4 to line 107, character 65: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "lib/uring/uring.mli", line 95, characters 4-66: Warning: Failed to resolve reference unresolvedroot(Unix).Unix_error Couldn't find "Unix" File "lib/uring/region.mli", line 47, characters 58-69: Warning: Failed to resolve reference unresolvedroot(Bigarray) Couldn't find "Bigarray" 2026-03-31 14:51.20 ---> saved as "91bea185e2c7dacc7b21a01f5a6ba497895f9e2a177b397d2f1c3e04f8fa5a36" Job succeeded 2026-03-31 14:51.20: Job succeeded