2026-04-22 14:11.17: New job: test mirage/mirage-flow https://github.com/mirage/mirage-flow.git#refs/heads/main (c0efad0f73f95daba1736fb8631708da41ef5f3f) (linux-x86_64:ubuntu-25.10-5.4_opam-2.5)Base: ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4bOpam project buildTo reproduce locally:git clone --recursive "https://github.com/mirage/mirage-flow.git" -b "main" && cd "mirage-flow" && git reset --hard c0efad0fcat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b# ubuntu-25.10-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e 036883c5402b41e0d35f6b200245cc7c3a302395 || git fetch origin master) && git reset -q --hard 036883c5402b41e0d35f6b200245cc7c3a302395 && git log --no-decorate -n1 --oneline && opam update -uCOPY --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.2.1.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.2 dune-configurator.3.22.2 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mirage-mtime.5.2.0 mtime.2.1.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-04-22 14:11.17: Using cache hint "mirage/mirage-flow-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b-ubuntu-25.10-5.4_opam-2.5-a35c7a9a5da3f80e7c023b2a1cfc1f74"2026-04-22 14:11.17: Using OBuilder spec:((from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b)(comment ubuntu-25.10-5.4_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 036883c5402b41e0d35f6b200245cc7c3a302395 || git fetch origin master) && git reset -q --hard 036883c5402b41e0d35f6b200245cc7c3a302395 && 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.2.1.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.2 dune-configurator.3.22.2 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mirage-mtime.5.2.0 mtime.2.1.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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")))2026-04-22 14:11.17: Waiting for resource in pool OCluster2026-04-22 14:44.53: Waiting for worker…2026-04-22 14:46.20: Got resource from pool OClusterBuilding on doris.caelum.ci.devAll commits already cachedHEAD is now at c0efad0 Merge pull request #53 from hannesm/variants(from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b)Unable to find image 'ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b' locallydocker.io/ocaml/opam@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b: Pulling from ocaml/opam16c195d4c5e9: Already exists1c62812e7321: Already exists8a4b09d2a7a7: Already exists3318481042ff: Already exists3efb10c5a696: Already exists888f94101ffe: Already existscb111e18f70b: Already exists4577a01d97fc: Already exists36c03f94b287: Already existsb55120cc7c58: Already exists40f87b6b7b5e: Already existsb6b4461886a5: Already exists82cf66283d29: Already exists1a02079536a8: Already exists2e0bc88eb84b: Already exists09b28afbcd46: Already exists00cd2b8865d8: Already exists2e4e2f0309f4: Already exists2e4e2f0309f4: Already exists50db42a840cc: Already exists5913402ab519: Already exists519e922f93a7: Already exists332f52403f35: Already exists4f4fb700ef54: Already existsa6f5d82bd51a: Already exists22b6b33dc014: Already existsc4ba1bb0beef: Already exists819f9134fecb: Already exists3a2ab9b94171: Already exists1cf4451cd5ed: Already existsff69b5cd68bc: Already existscd0e15413539: Already exists3f08ff270ed3: Already exists7a3d3f919aa8: Already existsc98da4399bf5: Already existsaf6ae49e31af: Already exists1c5876ef1c32: Already exists0090888c3ffc: Already exists201e5e865a7a: Already existsd369afea098a: Already existsb826f9587249: Already existsd7b96966ef4d: Already exists679cdcbf0694: Pulling fs layer1c95b99f9a8a: Pulling fs layer0768d7b60399: Pulling fs layer8ee00cb0cdd7: Pulling fs layer172110b2444b: Pulling fs layer679cdcbf0694: Waiting0e9c7540a7ed: Pulling fs layer9cee72d1c6b0: Pulling fs layer1c95b99f9a8a: Waiting8ee00cb0cdd7: Waiting0768d7b60399: Waiting172110b2444b: Waiting9cee72d1c6b0: Waiting0e9c7540a7ed: Waiting679cdcbf0694: Verifying Checksum679cdcbf0694: Download complete679cdcbf0694: Pull complete1c95b99f9a8a: Download complete0768d7b60399: Download complete1c95b99f9a8a: Pull complete0768d7b60399: Pull complete172110b2444b: Download complete0e9c7540a7ed: Download complete9cee72d1c6b0: Download complete8ee00cb0cdd7: Verifying Checksum8ee00cb0cdd7: Download complete8ee00cb0cdd7: Pull complete172110b2444b: Pull complete0e9c7540a7ed: Pull complete9cee72d1c6b0: Pull completeDigest: sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4bStatus: Downloaded newer image for ocaml/opam@sha256:46063c0a705bfb0a070cd405527fed49717585d0bd9766f352ba4fef419c2b4b2026-04-22 15:06.22 ---> using "6f30897515c1e824a950778ea676e229c104637b6aa7ebb64a6b53fea7d6cfa7" from cache/: (comment ubuntu-25.10-5.4_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"))2026-04-22 15:06.22 ---> using "ed652262ffe41adc8028dee056f45315aa4f3887ab4acc45b8d73186149e101e" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-04-22 15:06.22 ---> using "ad4cd56fa8230439a361a9df0e86dd3506d48c3e5068086c2933cdd52eceab67" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-106-genericThe OCaml toplevel, version 5.4.12.5.02026-04-22 15:06.22 ---> using "71a2c562bc27d627cf1dd84848313ec1ea0634d615bb73f843054f8c68abea91" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-04-22 15:06.22 ---> using "575fef843e896b9779ee1eb6db58ec4085b692ac117dad7cfb2598c75e137f99" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 036883c5402b41e0d35f6b200245cc7c3a302395 || git fetch origin master) && git reset -q --hard 036883c5402b41e0d35f6b200245cc7c3a302395 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD42844088d7..80ba534fc6 master -> origin/master036883c540 Merge pull request #29788 from dbuenzli/b0-publish-cmdliner.2.1.1<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositorydefault (at git+file:///home/opam/opam-repository):[WARNING] opam is out-of-date. Please consider updating it (https://opam.ocaml.org/doc/Install.html)default (at git+file:///home/opam/opam-repository):[INFO] opam 2.5.1 includes security fixes; please consider upgrading (https://opam.ocaml.org/doc/Install.html)Everything as up-to-date as possibleHowever, 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)2026-04-22 15:06.22 ---> using "7414fcbbc31367551217601254b2e9e6b938b2c9d72142a8fc14799f17ee94a0" from cache/src: (copy (src mirage-flow.opam mirage-flow-unix.opam mirage-flow-combinators.opam)(dst ./))2026-04-22 15:06.22 ---> saved as "ed152f5050f46745834eb5701fd1b2b3d9e37e5fdb82fdd64e461fca47547ab8"/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)2026-04-22 15:06.27 ---> saved as "7f17ec9b4fd5cadbea737f3c03581ad73bfad12d5884fea35f2ce3936882e9ae"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-04-22 15:06.27 ---> saved as "4523f9f762bf2a6e5143985db25523faa01e919283749b85b6a1a58b7ba04d1f"/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.2.1.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 dune.3.22.2 dune-configurator.3.22.2 fmt.0.11.0 logs.0.10.0 lwt.6.1.1 mirage-mtime.5.2.0 mtime.2.1.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 "apt-get" "update"- Hit:1 http://archive.ubuntu.com/ubuntu questing InRelease- Get:2 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB]- Get:3 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB]- Get:4 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [374 kB]- Get:5 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [5946 B]- Get:6 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [493 kB]- Get:7 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [240 kB]- Get:8 http://archive.ubuntu.com/ubuntu questing-backports/universe amd64 Packages [3995 B]- Get:9 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB]- Get:10 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [238 kB]- Get:11 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [291 kB]- Get:12 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [358 kB]- Get:13 http://security.ubuntu.com/ubuntu questing-security/multiverse amd64 Packages [2684 B]- Fetched 2410 kB in 1s (2629 kB/s)- Reading package lists...-<><> 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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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-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)2026-04-22 15:06.37 ---> saved as "5e90c9eb5557a54617f1c7b72455bd9ad0bf00efafb3e72db7f3be8c5d2c4b13"/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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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-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 2.1.1- install cppo 1.8.0- install csexp 1.5.2- install cstruct 6.2.0- install dune 3.22.2- install dune-configurator 3.22.2- 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.2.1.1 (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 mirage-mtime.5.2.0 (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.3.22.2, dune-configurator.3.22.2 (cached)-> installed cmdliner.2.1.1-> 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.3.22.2-> 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.3.22.2-> installed alcotest.1.9.1-> installed lwt.6.1.1-> installed logs.0.10.0Done.# To update the current shell environment, run: eval $(opam env)2026-04-22 15:07.23 ---> saved as "115df92daae735579b973ac2560ef6a94cf754302031b0588858467ac2ec8a92"/src: (copy (src .) (dst /src))2026-04-22 15:07.23 ---> saved as "974ad8859227b31ae2ec906a732a859270234dc7434e5d38f8babc238ca253f7"/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 `2KQ3RLSG'.[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 0.001s. 10 tests run.2026-04-22 15:07.24 ---> saved as "4f108121ec542019691bdf03cb4381519e4cddbf3c9f1f95176978187030c036"Job succeeded2026-04-22 15:07.25: Job succeeded