2026-06-24 08:48.48: New job: test ocaml-ppx/ocamlformat https://github.com/ocaml-ppx/ocamlformat.git#refs/pull/2810/head (e3babbb124315a01874d372c0e271cfd56068cf7) (macos-arm64:macos-homebrew-4.14_arm64_opam-2.5) Base: macos-homebrew-ocaml-4.14 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-ppx/ocamlformat.git" && cd "ocamlformat" && git fetch origin "refs/pull/2810/head" && git reset --hard e3babbb1 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-4.14 # macos-homebrew-4.14_arm64_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.5 ~/local/bin/opam RUN cd ~/opam-repository && (git cat-file -e 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN opam update -u COPY --chown=1000:1000 ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam ./src/./ RUN opam pin add -yn ocamlformat.dev './src/./' && \ opam pin add -yn ocamlformat-rpc-lib.dev './src/./' && \ opam pin add -yn ocamlformat-lib.dev './src/./' && \ opam pin add -yn ocamlformat-bench.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./dune-project' ENV DEPS="alcotest.1.9.1 astring.0.8.5 base.v0.16.5 base-bigarray.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.16.0 stdio.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . ./src RUN cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-06-24 08:48.48: Using cache hint "ocaml-ppx/ocamlformat-macos-homebrew-ocaml-4.14-macos-homebrew-4.14_arm64_opam-2.5-a889838bdeddf9c2025aa5218e6994de" 2026-06-24 08:48.48: Using OBuilder spec: ((from macos-homebrew-ocaml-4.14) (comment macos-homebrew-4.14_arm64_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && git log --no-decorate -n1 --oneline")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update -u")) (copy (src ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam) (dst ./src/./)) (run (network host) (shell "opam pin add -yn ocamlformat.dev './src/./' && \ \nopam pin add -yn ocamlformat-rpc-lib.dev './src/./' && \ \nopam pin add -yn ocamlformat-lib.dev './src/./' && \ \nopam pin add -yn ocamlformat-bench.dev './src/./'")) (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) (env DEPS "alcotest.1.9.1 astring.0.8.5 base.v0.16.5 base-bigarray.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.16.0 stdio.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.dev $DEPS")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst ./src)) (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-06-24 08:48.48: Waiting for resource in pool OCluster 2026-06-24 08:48.48: Waiting for worker… 2026-06-24 08:52.44: Got resource from pool OCluster Building on m1-worker-03 All commits already cached HEAD is now at e3babbb12 Fix begin match/if branch layout with fit-or-vertical (from macos-homebrew-ocaml-4.14) 2026-06-24 08:52.45 ---> using "0c60f117aee57abea8364cb033d47bb1d63ff0f68e5ee97378e032498e8442af" from cache /: (comment macos-homebrew-4.14_arm64_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) 2026-06-24 08:52.45 ---> using "75b1629629d7f21c50a7e1e39b2ef83e2edb8ace81aab34254c0c8782b814749" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && git log --no-decorate -n1 --oneline")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 62b12ba368..edbf61b356 master -> origin/master 9875e1aa56 Merge pull request #30077 from mtelvers/opam-publish-ocaml-version.4.1.3 2026-06-24 08:52.45 ---> using "5b4bf609a35b7c744e2a4aaf6461399fff53bd845885ba93741d330f48fe6534" from cache /: (run (shell "opam init --reinit -ni")) No configuration file found, using 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 /Users/mac1000/.opam from version 2.1 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 1 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=1 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///Users/mac1000/opam-repository default (at git+file:///Users/mac1000/opam-repository): [WARNING] opam is out-of-date. Please consider updating it (https://opam.ocaml.org/doc/Install.html) default (at git+file:///Users/mac1000/opam-repository): [INFO] opam 2.5.1 includes security fixes; please consider upgrading (https://opam.ocaml.org/doc/Install.html) 2026-06-24 08:52.45 ---> using "657367f9a7580cb24d26bf426df213ec7420dd2c8dc259d08a018e3aeaaa88b4" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 4.14.4 2.5.0 2026-06-24 08:52.46 ---> using "85446820a6367979bfcc9bc4e83a22d5b89370d799fb1f50589f99cdcf4a3ac8" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update -u")) <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///Users/mac1000/opam-repository Everything as up-to-date as possible The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.1 - ocaml-config.3 However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.1"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-06-24 08:52.46 ---> using "fc02388cf2783a8a32b0b1a56468118de22de0a551e7b286ed2cc113b4bb4a9e" from cache /: (copy (src ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam) (dst ./src/./)) 2026-06-24 08:52.46 ---> using "277597845ee9b560472b977ef64bf859f28f812e0da81cfdc35df4c58dd27660" from cache /: (run (network host) (shell "opam pin add -yn ocamlformat.dev './src/./' && \ \nopam pin add -yn ocamlformat-rpc-lib.dev './src/./' && \ \nopam pin add -yn ocamlformat-lib.dev './src/./' && \ \nopam pin add -yn ocamlformat-bench.dev './src/./'")) [ocamlformat.dev] synchronised (file:///Users/mac1000/src) ocamlformat is now pinned to file:///Users/mac1000/src (version dev) [ocamlformat-rpc-lib.dev] synchronised (file:///Users/mac1000/src) ocamlformat-rpc-lib is now pinned to file:///Users/mac1000/src (version dev) [ocamlformat-lib.dev] synchronised (file:///Users/mac1000/src) ocamlformat-lib is now pinned to file:///Users/mac1000/src (version dev) [NOTE] Package ocamlformat-bench does not exist in opam repositories registered in the current switch. [ocamlformat-bench.dev] synchronised (file:///Users/mac1000/src) [WARNING] Failed checks on ocamlformat-bench package definition from source at file:///Users/mac1000/src: warning 68: Missing field 'license' ocamlformat-bench is now pinned to file:///Users/mac1000/src (version dev) 2026-06-24 08:52.46 ---> using "34e546cf54bd13be2155ccd9b48b06d8d56da212a76852b988e25823d302d3bf" from cache /: (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2026-06-24 08:52.46 ---> using "40b1aec74ca4209d3a8fba4025add5a4940216a348fc700c7eeafb3ce2f83838" from cache /: (env DEPS "alcotest.1.9.1 astring.0.8.5 base.v0.16.5 base-bigarray.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.16.0 stdio.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0") /: (env CI true) /: (env OCAMLCI true) /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.dev $DEPS")) + /opt/homebrew/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [ocamlformat-lib.dev] synchronised (file:///Users/mac1000/src) [ocamlformat-bench.dev] synchronised (file:///Users/mac1000/src) [ocamlformat.dev] synchronised (file:///Users/mac1000/src) [ocamlformat-rpc-lib.dev] synchronised (file:///Users/mac1000/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 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). [ERROR] Package conflict! * No agreement on the version of ocaml-base-compiler: - (invariant) -> ocaml-base-compiler = 4.14.4 - ocaml-base-compiler = 4.14.2 You can temporarily relax the switch invariant with `--update-invariant' No solution found, exiting "/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.5 --depext-only -y ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.dev $DEPS" failed with exit status 20 2026-06-24 08:53.09: Job failed: Failed: Build failed