2026-01-07 15:24.50: New job: test dra27/ocaml-uring https://github.com/dra27/ocaml-uring.git#refs/heads/less-user-magic (e3ff4750a6c7fba31781d969d375321c78bbe77b) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.12@sha256:f4e5d1a1459039645b2cd047ecc298c512b1871b1cec960a002338d6496d2c7a Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/dra27/ocaml-uring.git" -b "less-user-magic" && cd "ocaml-uring" && git reset --hard e3ff4750 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.12@sha256:f4e5d1a1459039645b2cd047ecc298c512b1871b1cec960a002338d6496d2c7a # debian-13-4.12_opam-2.4 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 2dee2fe30df966714e056f8af164fe0ed7648a63 || git fetch origin master) && git reset -q --hard 2dee2fe30df966714e056f8af164fe0ed7648a63 && 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.3.20.2 dune-configurator.3.20.2 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.1 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.3 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 2026-01-07 15:24.50: Using cache hint "dra27/ocaml-uring-ocaml/opam:debian-13-ocaml-4.12@sha256:f4e5d1a1459039645b2cd047ecc298c512b1871b1cec960a002338d6496d2c7a-debian-13-4.12_opam-2.4-77f22acc7567eb847a64004e3003bb35" 2026-01-07 15:24.50: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.12@sha256:f4e5d1a1459039645b2cd047ecc298c512b1871b1cec960a002338d6496d2c7a) (comment debian-13-4.12_opam-2.4) (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 2dee2fe30df966714e056f8af164fe0ed7648a63 || git fetch origin master) && git reset -q --hard 2dee2fe30df966714e056f8af164fe0ed7648a63 && 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 (network host) (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.3.20.2 dune-configurator.3.20.2 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.1 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.3 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)")) ) 2026-01-07 15:24.50: Waiting for resource in pool OCluster 2026-01-07 20:13.26: Waiting for worker… 2026-01-07 20:18.16: Got resource from pool OCluster Building on odawa.caelum.ci.dev All commits already cached HEAD is now at e3ff475 Move Unix-based processing properly into C (from ocaml/opam:debian-13-ocaml-4.12@sha256:f4e5d1a1459039645b2cd047ecc298c512b1871b1cec960a002338d6496d2c7a) 2026-01-07 20:18.16 ---> using "c6b8ba26269bede3ec915c3d1cb4e21bf07ca291d8c3b0f2ea655411615b77d4" from cache /: (comment debian-13-4.12_opam-2.4) /: (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")) 2026-01-07 20:18.16 ---> using "eda883ed2d727f3affe7d0fb635dcbaaf076b32f19e28ee80aa15cf50d04ed60" 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] 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 2026-01-07 20:18.16 ---> using "c7fcf56026ddd50ea262655b5ba6538ce9f74dffcd6fb9914eb6912d54dd4c16" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-87-generic The OCaml toplevel, version 4.12.1 2.2.1 2026-01-07 20:18.16 ---> using "b3a7d85645c30860f595419859caa8290926c73c9c79f7875163612395bc4c02" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-07 20:18.16 ---> using "42506e1081c2faaaf26c512f6ecc58f77ee9856602d169214bc84302e96e776d" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 2dee2fe30df966714e056f8af164fe0ed7648a63 || git fetch origin master) && git reset -q --hard 2dee2fe30df966714e056f8af164fe0ed7648a63 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ee48e882f0..2dee2fe30d master -> origin/master 2dee2fe30d Merge pull request #29195 from raphael-proust/lwt-fix-ocamlfind-dep-constraint <><> 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 2026-01-07 20:18.16 ---> using "f9a522ef47f1a1b3bbcdb00cde591322e512c18ff19f3d0e7a61b58ee0c5a9f3" from cache /src: (copy (src uring.opam) (dst ./)) 2026-01-07 20:18.16 ---> using "ca751d804bc8310190f851f89873e75ba919ab1070b6eee800a21eaf3cd729b8" from cache /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) 2026-01-07 20:18.16 ---> using "2512ea262c0864a5a80e17f4fa983f575fe14e5e77b4278aba285ef297e5f414" from cache /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-07 20:18.16 ---> using "fcf3bdeedc9195562c889dade21ffad75ab8eee02f6aa26c32ea4be0b3a94b62" from cache /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.3.20.2 dune-configurator.3.20.2 fmt.0.11.0 logs.0.8.0 lwt.5.9.2 mdx.2.5.1 ocaml.4.12.1 ocaml-base-compiler.4.12.1 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.3 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" - Hit:1 http://deb.debian.org/debian trixie InRelease - 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-security trixie-security/main amd64 Packages [94.5 kB] - Fetched 185 kB in 0s (2099 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). 2026-01-07 20:18.16 ---> using "6e1d11e155905958951dc8fa865f5ac7701fa7e083bf96752b64aa01ff7fe5c5" from cache /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 3.20.2 - install dune-configurator 3.20.2 - install fmt 0.11.0 - install logs 0.8.0 - install lwt 5.9.2 - install mdx 2.5.1 - install ocaml-version 4.0.3 - 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 camlp-streams.5.0.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved bechamel.0.5.0 (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.2.5.1 (cached) -> retrieved ocaml-version.4.0.3 (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 result.1.5 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved re.1.12.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved dune.3.20.2, dune-configurator.3.20.2 (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.3.20.2 -> 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.4.0.3 -> installed optint.0.3.0 -> installed re.1.12.0 -> installed result.1.5 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.20.2 -> installed lwt.5.9.2 -> installed logs.0.8.0 -> installed mdx.2.5.1 Done. # Run eval $(opam env) to update the current shell environment 2026-01-07 20:18.16 ---> using "a75d196af61516fc952291e22d6361ba30a0f7601361ea2424bdbd9d44007232" 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 3.20.2). 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 2026-01-07 20:18.16 ---> using "55aabf462da8efa110f33d8ba1483ac01df7aca9e01ef70d92036fcf627a2c6d" from cache /src: (copy (src .) (dst /src/)) 2026-01-07 20:18.17 ---> saved as "1f3f815d7e37c3b653fccf4c33623e4413b3d5be48401612b1d623d8a949d6d6" /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 queue.os CC register.os CC syscall.os CC version.os CC nolibc.os CC ffi.os AR liburing.a RANLIB liburing.a CC liburing.so.2.7 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/_html && /home/opam/.opam/4.12/bin/odoc link -I ../_odoc/pkg/uring -I ../../lib/uring/.uring.objs/byte -o ../_odocls/uring/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 878, 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" 2026-01-07 20:18.18 ---> saved as "58539bce365638b22c3ee2cbb230d34938ded177d16ae4387588b009d3f96c89" Job succeeded 2026-01-07 20:18.18: Job succeeded