2026-04-03 11:35.26: New job: test dra27/ocaml-uring https://github.com/dra27/ocaml-uring.git#refs/heads/main (5f3a7e819bd2ed4bf152bba7391314ede5f960f3) (linux-x86_64:ubuntu-25.10-4.14_opam-2.5) Base: ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d Opam project build 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:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d # ubuntu-25.10-4.14_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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && 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.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mdx.2.5.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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.1.14.0 result.1.5 topkg.1.1.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y uring.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 2026-04-03 11:35.26: Using cache hint "dra27/ocaml-uring-ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d-ubuntu-25.10-4.14_opam-2.5-3a721e171b980082ff6fa7b20975f9f7" 2026-04-03 11:35.26: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d) (comment ubuntu-25.10-4.14_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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && 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.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mdx.2.5.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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.1.14.0 result.1.5 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=2.5 --depext-only -y uring.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")) ) 2026-04-03 11:35.26: Waiting for resource in pool OCluster 2026-04-03 11:35.26: Waiting for worker… 2026-04-03 11:35.26: Got resource from pool OCluster Building on eumache.caelum.ci.dev All commits already cached HEAD is now at 5f3a7e8 Merge pull request #127 from talex5/fix-mkdir-test (from ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d) Unable to find image 'ocaml/opam:ubuntu-25.10-ocaml-4.14@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d' locally docker.io/ocaml/opam@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d: Pulling from ocaml/opam 16c195d4c5e9: Already exists eef1e591e8a9: Already exists 475b07e782b4: Already exists 18fb99e993e1: Already exists ca37c6a45798: Already exists c57691858953: Already exists 5512f1558e14: Already exists 43fe003df081: Already exists 6e925d30090e: Already exists 3417bab79df5: Already exists 0aa36f5a555a: Already exists 474fc3d17365: Already exists 49a3768a5f63: Already exists c5abc7eafdff: Already exists 62941fb37fba: Already exists 378967450a13: Already exists b77cfa4e2ae3: Already exists cb268f925fd0: Already exists cb268f925fd0: Already exists 3bf4591bde94: Already exists 34a47fe3891d: Already exists 0e9e8d8d7a8c: Already exists 024b2f94e104: Already exists 4f4fb700ef54: Already exists 071fbbcf50f3: Already exists b43a2046bab2: Already exists f34036196a91: Already exists b07913c71979: Already exists f1c987ef231c: Already exists 1a8485ec060a: Already exists aa1dac00c891: Already exists 215e9614a861: Already exists 117130324f1d: Already exists edf62db1b518: Already exists 0db4778affc6: Already exists a7061a59a18a: Already exists 1a46a132d40e: Already exists e461a5dda351: Already exists baef187c60a6: Already exists 60fb67301e08: Already exists bf681241fc68: Already exists 23eaa9b4d484: Already exists 9a6368d68eed: Already exists 2d64e5b84c8e: Already exists e27c13f91de7: Already exists 707ec58296db: Already exists Digest: sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d Status: Downloaded newer image for ocaml/opam@sha256:b63ce908a4a9acc88a16ba3825683fcc8f9968bdc468616b98e70b73e09be34d 2026-04-03 11:35.27 ---> using "3c4ce9c6e9ee70034bd29229916ad5ec000d95ead0b0fba43b6def92796984a9" from cache /: (comment ubuntu-25.10-4.14_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")) 2026-04-03 11:35.27 ---> using "39be6e7cab41726702a381918496ae7f209450c36172c28a96e133eca65443b9" 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 [NOTE] The 'jobs' option was reset, its value was 255 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=255 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-04-03 11:35.27 ---> using "1051b28800052ed02673c24f559c1a667e94c3f4e140f902854f61773b45b4d4" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-173-generic The OCaml toplevel, version 4.14.2 2.5.0 2026-04-03 11:35.27 ---> using "a2bc7b82e7ccd6ba372d654ff26238c0a8d40a7573340305012578ac421f9188" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 11:35.27 ---> using "f58999d006116fb785ab804ae8b57a0dc6afced41860121df9860ff6db0689b1" 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 4f056bfedf..d06cfb1853 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 at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-04-03 11:35.46 ---> saved as "4902df18caa754e8660d4b65903876d944567e35bb924e6f3555e5f9c18d208d" /src: (copy (src uring.opam) (dst ./)) 2026-04-03 11:35.47 ---> saved as "1e841fbd899f0848db3dcb924d80844ec7b8d24c9330735523c68535c817435b" /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) 2026-04-03 11:35.49 ---> saved as "3c85bd094ffa4ef3f757f3a4bcc9d459fb506029f40c28bfc72a7fd734d56d29" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 11:35.49 ---> saved as "d9602b9375f60260e297dd74abdddb17162e51cbe254913b9d43df58afddf45a" /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.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mdx.2.5.2 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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.1.14.0 result.1.5 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=2.5 --depext-only -y uring.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB] - Hit:2 http://archive.ubuntu.com/ubuntu questing InRelease - Get:3 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB] - Get:4 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB] - Get:5 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [239 kB] - Get:6 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [340 kB] - Get:7 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [471 kB] - Get:8 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [5979 B] - Get:9 http://archive.ubuntu.com/ubuntu questing-backports/universe amd64 Packages [4037 B] - Ign:1 http://security.ubuntu.com/ubuntu questing-security InRelease - Get:1 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB] - Get:10 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [264 kB] - Get:11 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [338 kB] - Get:12 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [237 kB] - Fetched 2287 kB in 39s (59.0 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 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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). # To update the current shell environment, run: eval $(opam env) 2026-04-03 11:36.41 ---> saved as "5f785fa76aa506034afad5a1da3cb3e8fa57760d63cbc506d7735898d976ecfc" /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 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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 22 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 3.22.1 - install dune-configurator 3.22.1 - install fmt 0.11.0 - install logs 0.10.0 - install lwt 6.1.1 - 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 1.14.0 - install result 1.5 - 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.0.10.0 (cached) -> retrieved lwt.6.1.1 (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 result.1.5 (cached) -> retrieved re.1.14.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved dune.3.22.1, dune-configurator.3.22.1 (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.3.22.1 -> 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.1.14.0 -> installed result.1.5 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.22.1 -> installed lwt.6.1.1 -> installed logs.0.10.0 -> installed mdx.2.5.2 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-03 11:37.28 ---> saved as "ae937e809a455bf05c97d89f104abecc4c87441bc01be90553391df8f26a2a25" /src: (copy (src .) (dst /src)) 2026-04-03 11:37.28 ---> saved as "d8edad04c7d2316457b53a2461f3c8a69aa4ba4387b7a1f4cab0042ab13a7668" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (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/15/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 nolibc.ol CC version.ol CC ffi.ol CC setup.os CC queue.os CC syscall.os CC register.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 CC liburing-ffi.so.2.7 RANLIB liburing-ffi.a make: Leaving directory '/src/_build/default/vendor/liburing/src' ar: creating liburing.a ar: creating liburing-ffi.a (cd _build/default/tests && ./poll_add.exe) submitted 1 poll_add: 1 2026-04-03 11:37.33 ---> saved as "ec143236001cece7ba33579b21dbf199eb89b0685037d304d214f4bcd2fc30f2" Job succeeded 2026-04-03 11:37.34: Job succeeded