2026-03-06 13:05.57: New job: test ocaml-community/utop https://github.com/ocaml-community/utop.git#refs/pull/511/head (c8f6a57db7ad939afc81b49adb20c7e3b5fe3804) (macos-arm64:macos-homebrew-5.4_arm64_opam-2.5) Base: macos-homebrew-ocaml-5.4 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-community/utop.git" && cd "utop" && git fetch origin "refs/pull/511/head" && git reset --hard c8f6a57d cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-5.4 # macos-homebrew-5.4_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 opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 utop.opam ./src/./ RUN opam pin add -yn utop.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./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 dune.3.21.1 dune-configurator.3.21.1 fmt.0.11.0 lambda-term.3.3.3 logs.0.10.0 lwt.6.1.1 lwt_react.1.2.0 mew.0.1.0 mew_vi.0.5.0 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 react.1.2.2 result.1.5 stdlib-shims.0.3.0 topkg.1.1.1 trie.1.0.0 uchar.0.0.2 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 xdg.3.21.1 zed.3.2.3" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y utop.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 2026-03-06 13:05.57: Using cache hint "ocaml-community/utop-macos-homebrew-ocaml-5.4-macos-homebrew-5.4_arm64_opam-2.5-9e403d3181bdb8925cfb6c6f84474abb" 2026-03-06 13:05.57: Using OBuilder spec: ((from macos-homebrew-ocaml-5.4) (comment macos-homebrew-5.4_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 (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 "cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src utop.opam) (dst ./src/./)) (run (network host) (shell "opam pin add -yn utop.dev './src/./'")) (run (shell "echo '(lang dune 3.0)' > './src/./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 dune.3.21.1 dune-configurator.3.21.1 fmt.0.11.0 lambda-term.3.3.3 logs.0.10.0 lwt.6.1.1 lwt_react.1.2.0 mew.0.1.0 mew_vi.0.5.0 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 react.1.2.2 result.1.5 stdlib-shims.0.3.0 topkg.1.1.1 trie.1.0.0 uchar.0.0.2 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 xdg.3.21.1 zed.3.2.3") (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 utop.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")) ) 2026-03-06 13:05.57: Waiting for resource in pool OCluster 2026-03-06 13:05.57: Waiting for worker… 2026-03-06 13:38.32: Got resource from pool OCluster Building on m1-worker-04 HEAD is now at 629b067 support OCaml 5.5 HEAD is now at c8f6a57 Update README to document mode registration and mention neocaml 2026-03-06 13:39.01: Cancelling: Auto-cancelling job because it is no longer needed (from macos-homebrew-ocaml-5.4) 2026-03-06 13:41.22 ---> using "338135fbf1889e924a607b47198b8b308c32a925cc9436066d65a9bdc402cad5" from cache /: (comment macos-homebrew-5.4_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")) 2026-03-06 13:41.23 ---> using "0e9d0f8ed44ab1f77ef30c8d8456629e6c63f869a24319cbb64657a84e315111" 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] no changes from git+file:///Users/mac1000/opam-repository 2026-03-06 13:41.23 ---> using "06effe220fa63e5f9fae9bf4643255961d59bf292a94931a0e1dd6d81a9fa7c6" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 5.4.0 2.5.0 2026-03-06 13:41.23 ---> using "78e99acc02a52806060d0075d40f6ea681e9ef77eb60ecbbaff6e5155272646b" 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 f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 95f7875db7..9d11d88da3 master -> origin/master f15d82d487 Merge pull request #29449 from raphael-proust/opam-publish-lwt.6.1.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised 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.5.4.1 However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.4.1"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-03-06 13:41.23 ---> using "5569fc2085c1f6b8b6856d4990e66e8ec4497cd26caf929890aeccd86d329aa3" from cache /: (copy (src utop.opam) (dst ./src/./)) Job cancelled