2026-04-16 12:45.44: New job: test mirage/mirage-flow https://github.com/mirage/mirage-flow.git#refs/heads/main (c0efad0f73f95daba1736fb8631708da41ef5f3f) (linux-x86_64:(lint-opam))Base: ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35cOpam files lintTo 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:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c# debian-13-5.0_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.2 /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 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee || git fetch origin master) && git reset -q --hard 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee && 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-nnp.base base-threads.base base-unix.base bos.0.2.1 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 dyn.3.20.2 fmt.0.11.0 fpath.0.7.3 jsonm.1.0.2 logs.0.10.0 lwt.6.1.1 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-mtime.5.2.0 mtime.2.1.0 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 opam-core.2.5.1 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.1 opam-repository.2.5.1 opam-state.2.5.1 ordering.3.20.2 parsexp.v0.16.0 patch.3.1.0 pp.2.0.0 re.1.14.0 rresult.0.7.0 sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 stdlib-shims.0.3.0 stdune.3.20.2 swhid_core.0.1 topkg.1.1.1 uutf.1.0.4"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.2 --depext-only -y mirage-flow.dev mirage-flow-unix.dev mirage-flow-combinators.dev $DEPSRUN opam install $DEPSENV CI="true"ENV OCAMLCI="true"WORKDIR /srcCOPY --chown=1000:1000 . /src/RUN opam lintRUN opam exec -- opam-dune-lintEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-04-16 12:45.44: Using cache hint "mirage/mirage-flow-ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c-debian-13-5.0_opam-2.5-6e0c82d79032d1598e12545e07c66464"2026-04-16 12:45.44: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c)(comment debian-13-5.0_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-2.2 /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 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee || git fetch origin master) && git reset -q --hard 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee && 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-nnp.base base-threads.base base-unix.base bos.0.2.1 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 dyn.3.20.2 fmt.0.11.0 fpath.0.7.3 jsonm.1.0.2 logs.0.10.0 lwt.6.1.1 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-mtime.5.2.0 mtime.2.1.0 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 opam-core.2.5.1 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.1 opam-repository.2.5.1 opam-state.2.5.1 ordering.3.20.2 parsexp.v0.16.0 patch.3.1.0 pp.2.0.0 re.1.14.0 rresult.0.7.0 sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 stdlib-shims.0.3.0 stdune.3.20.2 swhid_core.0.1 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=2.2 --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"))(env CI true)(env OCAMLCI true)(workdir /src)(copy (src .) (dst /src/))(run (shell "opam lint"))(run (shell "opam exec -- opam-dune-lint")))2026-04-16 12:45.44: Waiting for resource in pool OCluster2026-04-16 13:02.14: Waiting for worker…2026-04-16 13:11.06: Got resource from pool OClusterBuilding on phoebe.caelum.ci.devAll commits already cachedHEAD is now at c0efad0 Merge pull request #53 from hannesm/variants(from ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c)2026-04-16 13:11.06 ---> using "6116e7795090b394b692c35f7698f578c9549652048c83e565dc2c1a06de6fcb" from cache/: (comment debian-13-5.0_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-2.2 /usr/bin/opam"))2026-04-16 13:11.06 ---> using "9f73e888f58f205f4ed693bd846edc639b3f05bd35d8e2971ce8b8ce8c397995" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-04-16 13:11.06 ---> using "780d275652ad88d59acd83f29ed61097c4e7168968b11df2f2b7fd8f47199406" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-107-genericThe OCaml toplevel, version 5.0.02.2.12026-04-16 13:11.06 ---> using "1b7c40935a87bdb99d644323913de44f778053297527df776c078014031615c6" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-04-16 13:11.06 ---> using "1fb5a6bcfbd3c2f530a34194a9aa41f2286c1c6c2f40ada798afb80f61bc5b82" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee || git fetch origin master) && git reset -q --hard 17afc56c0a17a5d30a10ed4ac4cb4cf0bdec3bee && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD95972b8834..ea549f9f24 master -> origin/master17afc56c0a Merge pull request #29731 from kit-ty-kate/opam-publish-opam-client.2.5.1<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything 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 environment2026-04-16 13:11.06 ---> using "60172f52a164756dc4e18df0729ff30a9bcc548a53df034a6099264d0a5ec0a5" from cache/src: (copy (src mirage-flow.opam mirage-flow-unix.opam mirage-flow-combinators.opam)(dst ./))2026-04-16 13:11.07 ---> saved as "5a2c4c4c9fedf06389e142496a7550c1164933e2ab10be7b14cecb4790c57b27"/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)2026-04-16 13:11.16 ---> saved as "55072a0e3a3c7069259765112fda40b5064de49595ee1e8387bad8cf94354323"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-04-16 13:11.17 ---> saved as "604add3f53757d693b1cbe77f0681d4ad982edf53495a4a7e9a44aadd1c48ad8"/src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base bos.0.2.1 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 dyn.3.20.2 fmt.0.11.0 fpath.0.7.3 jsonm.1.0.2 logs.0.10.0 lwt.6.1.1 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-mtime.5.2.0 mtime.2.1.0 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 opam-core.2.5.1 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.1 opam-repository.2.5.1 opam-state.2.5.1 ordering.3.20.2 parsexp.v0.16.0 patch.3.1.0 pp.2.0.0 re.1.14.0 rresult.0.7.0 sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 stdlib-shims.0.3.0 stdune.3.20.2 swhid_core.0.1 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=2.2 --depext-only -y mirage-flow.dev mirage-flow-unix.dev mirage-flow-combinators.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 [123 kB]- Fetched 213 kB in 0s (1014 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-base-compiler is already installed (current version is 5.0.0).[NOTE] Package ocaml is already installed (current version is 5.0.0).[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-domains is already installed (current version is base).[NOTE] Package base-bigarray is already installed (current version is base).2026-04-16 13:11.42 ---> saved as "8d162d35a1d665d37c43e8f5ceeff4a050622f95ed679cf01035752774b7c92c"/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-base-compiler is already installed (current version is 5.0.0).[NOTE] Package ocaml is already installed (current version is 5.0.0).[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-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 50 packages- install alcotest 1.9.1- install astring 0.8.5- install base-bytes base- install bos 0.2.1- 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 dyn 3.20.2- install fmt 0.11.0- install fpath 0.7.3- install jsonm 1.0.2- install logs 0.10.0- install lwt 6.1.1- install menhir 20260209- install menhirCST 20260209- install menhirGLR 20260209- install menhirLib 20260209- install menhirSdk 20260209- install mirage-mtime 5.2.0- install mtime 2.1.0- install num 1.6- install ocaml-syntax-shims 1.0.0- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install ocamlgraph 2.2.0- install ocplib-endian 1.2- install opam-core 2.5.1- install opam-dune-lint 0.6- install opam-file-format 2.2.0- install opam-format 2.5.1- install opam-repository 2.5.1- install opam-state 2.5.1- install ordering 3.20.2- install parsexp v0.16.0- install patch 3.1.0- install pp 2.0.0- install re 1.14.0- install rresult 0.7.0- install sexplib v0.16.0- install sexplib0 v0.16.0- install sha 1.15.4- install spdx_licenses 1.4.0- install stdlib-shims 0.3.0- install stdune 3.20.2- install swhid_core 0.1- install topkg 1.1.1- install uutf 1.0.4<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved astring.0.8.5 (cached)-> retrieved bos.0.2.1 (cached)-> retrieved cppo.1.8.0 (cached)-> retrieved alcotest.1.9.1 (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 jsonm.1.0.2 (cached)-> retrieved fpath.0.7.3 (cached)-> retrieved logs.0.10.0 (cached)-> retrieved lwt.6.1.1 (cached)-> retrieved mirage-mtime.5.2.0 (cached)-> retrieved menhir.20260209, menhirCST.20260209, menhirGLR.20260209, menhirLib.20260209, menhirSdk.20260209 (cached)-> retrieved mtime.2.1.0 (cached)-> retrieved num.1.6 (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 ocamlgraph.2.2.0 (cached)-> retrieved dune.3.20.2, dune-configurator.3.20.2, dyn.3.20.2, ordering.3.20.2, stdune.3.20.2 (cached)-> retrieved opam-core.2.5.1, opam-format.2.5.1, opam-repository.2.5.1, opam-state.2.5.1 (cached)-> retrieved opam-dune-lint.0.6 (cached)-> retrieved opam-file-format.2.2.0 (cached)-> retrieved parsexp.v0.16.0 (cached)-> retrieved patch.3.1.0 (cached)-> retrieved pp.2.0.0 (cached)-> installed cmdliner.2.1.0-> installed num.1.6-> installed ocamlbuild.0.16.1-> retrieved re.1.14.0 (cached)-> retrieved rresult.0.7.0 (cached)-> retrieved sexplib.v0.16.0 (cached)-> retrieved sexplib0.v0.16.0 (cached)-> retrieved sha.1.15.4 (cached)-> retrieved spdx_licenses.1.4.0 (cached)-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved swhid_core.0.1 (cached)-> retrieved uutf.1.0.4 (cached)-> retrieved topkg.1.1.1 (cached)-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.1-> installed rresult.0.7.0-> installed fmt.0.11.0-> installed mtime.2.1.0-> installed uutf.1.0.4-> installed astring.0.8.5-> installed jsonm.1.0.2-> installed fpath.0.7.3-> installed dune.3.20.2-> installed cppo.1.8.0-> installed csexp.1.5.2-> installed cstruct.6.2.0-> installed menhirCST.20260209-> installed menhirGLR.20260209-> installed menhirLib.20260209-> installed menhirSdk.20260209-> installed mirage-mtime.5.2.0-> installed ocaml-syntax-shims.1.0.0-> installed patch.3.1.0-> installed pp.2.0.0-> installed sexplib0.v0.16.0-> installed spdx_licenses.1.4.0-> installed stdlib-shims.0.3.0-> installed swhid_core.0.1-> installed ocplib-endian.1.2-> installed re.1.14.0-> installed ocamlgraph.2.2.0-> installed sha.1.15.4-> installed ordering.3.20.2-> installed parsexp.v0.16.0-> installed alcotest.1.9.1-> installed dune-configurator.3.20.2-> installed sexplib.v0.16.0-> installed dyn.3.20.2-> installed lwt.6.1.1-> installed logs.0.10.0-> installed opam-core.2.5.1-> installed stdune.3.20.2-> installed menhir.20260209-> installed bos.0.2.1-> installed opam-file-format.2.2.0-> installed opam-format.2.5.1-> installed opam-repository.2.5.1-> installed opam-state.2.5.1-> installed opam-dune-lint.0.6Done.# Run eval $(opam env) to update the current shell environment2026-04-16 13:15.28 ---> saved as "f537487f3b349f51df2e418fada975b10baf9ccd8b1c7bd1fd4f3318593d8fcd"/src: (env CI true)/src: (env OCAMLCI true)/src: (workdir /src)/src: (copy (src .) (dst /src/))2026-04-16 13:15.29 ---> saved as "abeea993683c49999a6d75db4414fd44c6ce9b6cda20d4a11c4f9cf83862ca73"/src: (run (shell "opam lint"))/src/mirage-flow.opam: Passed./src/mirage-flow-unix.opam: Passed./src/mirage-flow-combinators.opam: Passed.2026-04-16 13:15.29 ---> saved as "af5cfb4c77557980a716d1252acfd318639f163309faa1d692efaf39de09c12f"/src: (run (shell "opam exec -- opam-dune-lint"))mirage-flow-combinators.opam: OKmirage-flow-unix.opam: OKmirage-flow.opam: OK2026-04-16 13:15.30 ---> saved as "8db68a8b09c4ec6dd5b3e3362fc5b9c893a0a3441608f7502a52bfc2a8db3173"Job succeeded2026-04-16 13:15.30: Job succeeded