2026-04-03 11:35.26: New job: test ocaml-multicore/ocaml-uring https://github.com/ocaml-multicore/ocaml-uring.git#refs/heads/main (5f3a7e819bd2ed4bf152bba7391314ede5f960f3) (linux-arm64:debian-13-5.4_arm32_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/ocaml-uring.git" -b "main" && cd "ocaml-uring" && git reset --hard 5f3a7e81 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f # debian-13-5.4_arm32_opam-2.5 USER 1000:1000 SHELL [ "/usr/bin/linux32", "/bin/sh", "-c" ] 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-domains.base base-effects.base base-nnp.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.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-option-bytecode-only.1 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 "ocaml-multicore/ocaml-uring-ocaml/opam:debian-13-ocaml-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f-debian-13-5.4_arm32_opam-2.5-96fc29401d02021f53bc008ea75cf4ab" 2026-04-03 11:35.26: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f) (comment debian-13-5.4_arm32_opam-2.5) (user (uid 1000) (gid 1000)) (shell /usr/bin/linux32 /bin/sh -c) (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-domains.base base-effects.base base-nnp.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.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-option-bytecode-only.1 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 11:37.50: Got resource from pool OCluster Building on ocaml-1.osuosl.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-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f) Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f' locally docker.io/ocaml/opam@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f: Pulling from ocaml/opam e7e4c87ce695: Already exists 098244b1fe4f: Already exists 94a818ec2cdc: Already exists 29e77b813c7f: Already exists b9dc986333a7: Already exists 023a3b8ea315: Already exists 2684ea5ea2fe: Already exists 93c319c970b2: Already exists 03f63d243d48: Already exists 237874024f5b: Already exists 954f264158bf: Already exists 85f6eb6723bd: Already exists 2882e9da3bb0: Already exists 4aabbd87a4c4: Already exists 4f386ee1e947: Already exists 76eac5355b1e: Already exists 7732af2249d2: Already exists 0864fc6233a3: Already exists 74a602ddff51: Already exists eff8656d1a08: Already exists 480ead97e7de: Already exists 71d9c83b5938: Already exists 4f4fb700ef54: Already exists 46ffbb314b18: Already exists 9ad678cce639: Already exists cee0ad8655f3: Already exists d7a6444c98ec: Already exists fb7ac70d48b8: Already exists 9e9d8c0fc63b: Already exists 4fd15bd8b00c: Already exists cfb25ffd51ce: Already exists a1d4a67b1423: Already exists b5f05950c5d7: Already exists ffaeb3c9d76d: Already exists 4c3b6722757e: Already exists 0f58a95c7a9b: Pulling fs layer c3e40142c411: Pulling fs layer 7f8475cb6605: Pulling fs layer 05a50efaf303: Pulling fs layer 6b01dec062a8: Pulling fs layer 9fd1e9989233: Pulling fs layer 0dba846700e5: Pulling fs layer bf52bc4812dd: Pulling fs layer 1b2b9281aa17: Pulling fs layer bd50ec9d8592: Pulling fs layer 68e2e1973b70: Pulling fs layer 57cf45132733: Pulling fs layer 265accc134f8: Pulling fs layer 05a50efaf303: Waiting 6b01dec062a8: Waiting bf52bc4812dd: Waiting 1b2b9281aa17: Waiting bd50ec9d8592: Waiting 68e2e1973b70: Waiting 57cf45132733: Waiting 9fd1e9989233: Waiting 265accc134f8: Waiting 0dba846700e5: Waiting c3e40142c411: Download complete 05a50efaf303: Verifying Checksum 05a50efaf303: Download complete 6b01dec062a8: Verifying Checksum 6b01dec062a8: Download complete 9fd1e9989233: Verifying Checksum 9fd1e9989233: Download complete 0dba846700e5: Verifying Checksum 0dba846700e5: Download complete bf52bc4812dd: Verifying Checksum bf52bc4812dd: Download complete 1b2b9281aa17: Verifying Checksum 1b2b9281aa17: Download complete 7f8475cb6605: Verifying Checksum 7f8475cb6605: Download complete 68e2e1973b70: Verifying Checksum 68e2e1973b70: Download complete 57cf45132733: Download complete 265accc134f8: Verifying Checksum 265accc134f8: Download complete 0f58a95c7a9b: Verifying Checksum 0f58a95c7a9b: Download complete bd50ec9d8592: Verifying Checksum bd50ec9d8592: Download complete 0f58a95c7a9b: Pull complete c3e40142c411: Pull complete 7f8475cb6605: Pull complete 05a50efaf303: Pull complete 6b01dec062a8: Pull complete 9fd1e9989233: Pull complete 0dba846700e5: Pull complete bf52bc4812dd: Pull complete 1b2b9281aa17: Pull complete bd50ec9d8592: Pull complete 68e2e1973b70: Pull complete 57cf45132733: Pull complete 265accc134f8: Pull complete Digest: sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f Status: Downloaded newer image for ocaml/opam@sha256:c95f25fc7bfaa76edc45bc23c42aceff342f8dc6089f36316509a8ee6536f83f 2026-04-03 11:37.51 ---> using "842f1388ec2987f766804552c28c55560fa02e4f2d5abda53e3e17755e9377f6" from cache /: (comment debian-13-5.4_arm32_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (shell /usr/bin/linux32 /bin/sh -c) /: (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 11:37.51 ---> using "31a637d3ffc126cf7c2729460fbec892bf55ac79b4daff141bf583ec77f82ccc" 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. Continue? [Y/n] y 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. [NOTE] The 'jobs' option was reset, its value was 79 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=79 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-04-03 11:37.51 ---> using "5e3bb750d4a3705f652ac3696160f6a8088de8234782d1bda9cd0992dfa53d9a" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-101-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-04-03 11:37.51 ---> using "b18de138a17c6cfa2b5b59b8db794ad05d2cb9d570de9183cbe4813ac7e72863" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 11:37.51 ---> using "9ee8fa979758edc80fcebbfcda0841c728a5039b9781dcd179914cfacba3fa0b" 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 ffb54b9bdd..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 11:38.23 ---> saved as "5d83dec547316054253761026683777273632f47d5fb9982bd937e686994ebaa" /src: (copy (src uring.opam) (dst ./)) 2026-04-03 11:38.24 ---> saved as "f142888e79359ab66342ee4f860f066b74954a61c6c8e094f5695421fe186601" /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 11:38.30 ---> saved as "7096163f5936d3a876a48c6ef27fe10ce9a65864340074b2a9608751c66b6251" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 11:38.34 ---> saved as "010121af4ad1792bc69e232e850fa16578ffc936c2d1329f772c5947577bbee7" /src: (env DEPS "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 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.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-option-bytecode-only.1 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://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 armhf Packages [9237 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main armhf Packages [114 kB] - Fetched 9582 kB in 2s (6028 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-option-bytecode-only 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) 2026-04-03 11:38.52 ---> saved as "7ca58b73390e0b13cb7f7fda13b6bc038e441dd2a9d9743189fc260cebb4188d" /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-option-bytecode-only 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 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 cmdliner.2.1.0 (cached) -> retrieved cppo.1.8.0 (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 ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (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 11:40.50 ---> saved as "1d02dddae5bcc79a806fd7dccb4973931a9285544cab1c5c82c1571d7875c46c" /src: (copy (src .) (dst /src)) 2026-04-03 11:40.50 ---> saved as "60fe548e481ca7594b559312d40fff94a366d6127d352e631657744e8e0f3cca" /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/arm-linux-gnueabihf/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 no 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 ffi.ol CC setup.os CC queue.os CC register.os CC syscall.os CC version.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/tests && ./poll_add.exe) submitted 1 poll_add: 1 2026-04-03 11:41.02 ---> saved as "3a8ceaa52dcd9853bcebbaf32f16b113673817944925b31e2398f67a8e7e193f" Job succeeded 2026-04-03 11:41.02: Job succeeded