2026-04-03 11:38.08: New job: test mirage/mirage-flow https://github.com/mirage/mirage-flow.git#refs/heads/main (c0efad0f73f95daba1736fb8631708da41ef5f3f) (linux-x86_64:opensuse-16.0-5.4_opam-2.5) Base: ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d Opam project build To reproduce locally: git clone --recursive "https://github.com/mirage/mirage-flow.git" -b "main" && cd "mirage-flow" && git reset --hard c0efad0f cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d # opensuse-16.0-5.4_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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 mirage-flow.opam mirage-flow-unix.opam mirage-flow-combinators.opam ./ RUN opam pin add -yn mirage-flow.dev './' && \ opam pin add -yn mirage-flow-unix.dev './' && \ opam pin add -yn mirage-flow-combinators.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 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 mirage-mtime.5.2.0 mtime.2.1.0 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 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.14.0 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 mirage-flow.dev mirage-flow-unix.dev mirage-flow-combinators.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 11:38.08: Using cache hint "mirage/mirage-flow-ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d-opensuse-16.0-5.4_opam-2.5-d9d169e28b134138bd09b8bbeadc6b5a" 2026-04-03 11:38.08: Using OBuilder spec: ((from ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d) (comment opensuse-16.0-5.4_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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src mirage-flow.opam mirage-flow-unix.opam mirage-flow-combinators.opam) (dst ./)) (run (network host) (shell "opam pin add -yn mirage-flow.dev './' && \ \nopam pin add -yn mirage-flow-unix.dev './' && \ \nopam pin add -yn mirage-flow-combinators.dev './'")) (run (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 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 mirage-mtime.5.2.0 mtime.2.1.0 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 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.14.0 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 mirage-flow.dev mirage-flow-unix.dev mirage-flow-combinators.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 11:38.08: Waiting for resource in pool OCluster 2026-04-03 21:06.20: Waiting for worker… 2026-04-03 21:08.03: Got resource from pool OCluster Building on eumache.caelum.ci.dev All commits already cached HEAD is now at c0efad0 Merge pull request #53 from hannesm/variants (from ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d) Unable to find image 'ocaml/opam:opensuse-16.0-ocaml-5.4@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d' locally docker.io/ocaml/opam@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d: Pulling from ocaml/opam 64cfa2a65095: Already exists 7b581e71db22: Already exists 0d9a5a107b9b: Already exists 357b95083b04: Already exists 3658f63fcffa: Already exists 5f00ec28670a: Already exists d5429ba7ea96: Already exists 1e2abec3e48a: Already exists a459d1a5da3b: Already exists 2168339905af: Already exists 165752543076: Already exists 72d1a62a8420: Already exists 7a8e0b1e89ad: Already exists f363e37deee9: Already exists aa8207662583: Already exists 7993a7002f90: Already exists b555b5cbc6e7: Already exists 00bcd96691ba: Already exists e7d8a4a03644: Already exists 4f4fb700ef54: Already exists b84d3b76e0e8: Already exists 32f29cbbfa56: Already exists d591940d5bfc: Already exists a9c4ab92f613: Already exists c84b77db6559: Already exists 4a817e492857: Already exists 8989192c74fe: Already exists 0c77f911b4ac: Already exists 127679045d22: Already exists 703641514dec: Already exists 355713e56611: Already exists b077b32f3467: Already exists 5fac5a53a6e0: Already exists 135be594b6b0: Already exists 8c4f627de9a8: Already exists ddcab00bd8b5: Already exists 8cc53bc399b9: Already exists cc314699ebb3: Already exists bd70335dd932: Already exists 10a9cbc4ed95: Already exists 0793f4c8855c: Already exists 50b923fd66a2: Already exists c563596748bf: Already exists 846ea7b2e958: Already exists 28a548044636: Already exists Digest: sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d Status: Downloaded newer image for ocaml/opam@sha256:2a63bf3c9f8ff4299191871fefcd9982b4c89def6f90e84b18808a2e78dba91d 2026-04-03 21:08.04 ---> using "a84bee05f589564fb24f9acffdadcc84028641a9678370b03cb69ffcc1a9f2cc" from cache /: (comment opensuse-16.0-5.4_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")) 2026-04-03 21:08.04 ---> using "3cf1cb41b31187b89cb90851fadc99e0d2de8be3ffc794b66c2cec3de33443b6" 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 21:08.04 ---> using "f7b8099070269af6464bc9533c4adc8442a737aeb685354963b46d5c24ca80b6" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-173-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-04-03 21:08.04 ---> using "e963d7be11ccfa116ae9f716be4328d1ce632c0d416f08ae9df31a49cc02a231" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 21:08.04 ---> using "fc42eafe1548ee3a40acb9eb65f0c03df776017ca40659b8730d553ef1a0a138" 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..d28e8bf13a 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 21:08.04 ---> using "196e0a9ec48e65d416094020d816ef5a5f373c3a99df8ba98caf54795e946c00" from cache /src: (copy (src mirage-flow.opam mirage-flow-unix.opam mirage-flow-combinators.opam) (dst ./)) 2026-04-03 21:08.04 ---> saved as "037a23c06854362ded76e9c6d87c87f39dc2972bab1d91aa6330e0a54fc6a0d9" /src: (run (network host) (shell "opam pin add -yn mirage-flow.dev './' && \ \nopam pin add -yn mirage-flow-unix.dev './' && \ \nopam pin add -yn mirage-flow-combinators.dev './'")) [mirage-flow.dev] synchronised (file:///src) mirage-flow is now pinned to file:///src (version dev) [mirage-flow-unix.dev] synchronised (file:///src) mirage-flow-unix is now pinned to file:///src (version dev) [mirage-flow-combinators.dev] synchronised (file:///src) mirage-flow-combinators is now pinned to file:///src (version dev) 2026-04-03 21:08.07 ---> saved as "6656221437efa9150e2045b0320b907f98158d7b7f98d00819719d84775fc3c4" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 21:08.08 ---> saved as "28992a682e6df7c1d956722130a5b469aa4ab8bb4fba8343837993d7f61481d6" /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 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 mirage-mtime.5.2.0 mtime.2.1.0 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 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 re.1.14.0 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 mirage-flow.dev mirage-flow-unix.dev mirage-flow-combinators.dev $DEPS")) + /usr/bin/sudo "zypper" "--non-interactive" "refresh" - Repository 'repo-openh264 (16.0)' is up to date. - Retrieving repository 'repo-oss (16.0)' metadata [.. - Looking for gpg keys in repository repo-oss (16.0). - gpgkey=http://cdn.opensuse.org/distribution/leap/16.0/repo/oss/x86_64/repodata/repomd.xml.key - ... - . - ...... - .......... - .......... - ......... - ......done] - Building repository 'repo-oss (16.0)' cache [.. - ..done] - All repositories have been refreshed. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [mirage-flow.dev] synchronised (file:///src) [mirage-flow-combinators.dev] synchronised (file:///src) [mirage-flow-unix.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) 2026-04-03 21:08.45 ---> saved as "75ba0eb842f61d24eb4524bb7f8db601d63b8b1f24fc8920a284be624113f5f7" /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 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 mirage-mtime 5.2.0 - install mtime 2.1.0 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install re 1.14.0 - 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 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 mirage-mtime.5.2.0 (cached) -> retrieved lwt.6.1.1 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (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 stdlib-shims.0.3.0 (cached) -> retrieved uutf.1.0.4 (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 uutf.1.0.4 -> installed mtime.2.1.0 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed dune.3.22.1 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed cstruct.6.2.0 -> installed mirage-mtime.5.2.0 -> installed ocaml-syntax-shims.1.0.0 -> installed re.1.14.0 -> installed stdlib-shims.0.3.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.22.1 -> installed alcotest.1.9.1 -> installed lwt.6.1.1 -> installed logs.0.10.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-03 21:10.17 ---> saved as "7dc117b798c6c4213590beb79fcd0151dd366ce92ff5f9b36a33e5b38e4274e2" /src: (copy (src .) (dst /src)) 2026-04-03 21:10.18 ---> saved as "8049e4cb40cdccc8c866711ac7957d01c295b847739b757bb711937999c6fdd7" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/test && ./test.exe) Testing `mirage-flow'. This run has ID `T7MQAD27'. [OK] string 0 input. [OK] string 1 output. [OK] strings 0 input. [OK] strings 1 output. [OK] cstruct 0 input. [OK] cstruct 1 output. [OK] cstructs 0 input. [OK] cstructs 1 output. [OK] lwt-io 0 input. [OK] lwt-io 1 output. Full test results in `/src/_build/default/test/_build/_tests/mirage-flow'. Test Successful in 0.002s. 10 tests run. 2026-04-03 21:10.20 ---> saved as "6159658371dfb81d3638775ca814b24cd49076b129962e56d828d4f123670773" Job succeeded 2026-04-03 21:10.20: Job succeeded