2026-05-22 16:45.28: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (macos-arm64:macos-homebrew-5.4_arm64_opam-2.5)Base: macos-homebrew-ocaml-5.4Opam project buildTo reproduce locally:git clone --recursive "https://github.com/backtracking/bitv.git" && cd "bitv" && git fetch origin "refs/pull/41/head" && git reset --hard 0e42d4c6cat > Dockerfile <<'END-OF-DOCKERFILE'FROM macos-homebrew-ocaml-5.4# macos-homebrew-5.4_arm64_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"RUN ln -f ~/local/bin/opam-2.5 ~/local/bin/opamRUN cd ~/opam-repository && (git cat-file -e c180e1630960e0dbb8e30c22b3de89113eb5cc93 || git fetch origin master) && git reset -q --hard c180e1630960e0dbb8e30c22b3de89113eb5cc93 && git log --no-decorate -n1 --onelineRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionRUN opam update -uCOPY --chown=1000:1000 bitv.opam ./src/./RUN opam pin add -yn bitv.dev './src/./'RUN echo '(lang dune 3.0)' > './src/./dune-project'ENV DEPS="base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y bitv.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . ./srcRUN cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-05-22 16:45.28: Using cache hint "backtracking/bitv-macos-homebrew-ocaml-5.4-macos-homebrew-5.4_arm64_opam-2.5-7940ebf30e13bf12fa4a6b5bea904e0f"2026-05-22 16:45.28: 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 (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 c180e1630960e0dbb8e30c22b3de89113eb5cc93 || git fetch origin master) && git reset -q --hard c180e1630960e0dbb8e30c22b3de89113eb5cc93 && 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 bitv.opam) (dst ./src/./))(run (network host)(shell "opam pin add -yn bitv.dev './src/./'"))(run (shell "echo '(lang dune 3.0)' > './src/./dune-project'"))(env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1")(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 bitv.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")))2026-05-22 16:45.28: Waiting for resource in pool OCluster2026-05-22 16:45.28: Waiting for worker…2026-05-22 18:23.31: Got resource from pool OClusterBuilding on m1-worker-02All commits already cachedHEAD is now at 0e42d4c faster tanimoto implementation(from macos-homebrew-ocaml-5.4)2026-05-22 18:23.32 ---> 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"))2026-05-22 18:23.32 ---> using "0e9d0f8ed44ab1f77ef30c8d8456629e6c63f869a24319cbb64657a84e315111" 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 c180e1630960e0dbb8e30c22b3de89113eb5cc93 || git fetch origin master) && git reset -q --hard c180e1630960e0dbb8e30c22b3de89113eb5cc93 && git log --no-decorate -n1 --oneline"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD95f7875db7..3e30e43808 master -> origin/masterc180e16309 Merge pull request #29907 from dra27/host-arch-fixes2026-05-22 18:23.32 ---> using "f2543f999b099b82cb7723c976c639eafd8b67c5a5c04fd0193a5a19ef80e62e" 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 --globalFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///Users/mac1000/opam-repositorydefault (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)2026-05-22 18:23.32 ---> using "aa7a2494781bb0bc2c8898c4f119f076f5d738da8142fe26d3889d8adab3f3c5" from cache/: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Darwin 24.5.0The OCaml toplevel, version 5.4.02.5.02026-05-22 18:23.32 ---> using "8c10acbe091547fcb381da69a1a8f7c5b715dc7635af25336c910c5fa7ad3ac3" 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-repositoryEverything as up-to-date as possibleThe following packages are not being upgraded because the new versions conflict with other installed packages:- ocaml.5.5.0- ocaml-compiler.5.4.1However, 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)2026-05-22 18:23.32 ---> using "c6b2eda34f457aaeeb06d6be4982742bb50f5dd84e5adcaa80630227c0839249" from cache/: (copy (src bitv.opam) (dst ./src/./))2026-05-22 18:23.32 ---> using "878dbd6e190971ed71f34ee60acd0ddb216b69fba39e396268d2d28f95614873" from cache/: (run (network host)(shell "opam pin add -yn bitv.dev './src/./'"))[bitv.dev] synchronised (file:///Users/mac1000/src)bitv is now pinned to file:///Users/mac1000/src (version dev)2026-05-22 18:23.33 ---> using "8a40e5de2e7c6611628c34f259ea45cb0f50cc2e934975af53ed1119886ca00d" from cache/: (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'"))2026-05-22 18:23.33 ---> using "0c8e9eac2ea085285584a5332184c71e9b45b0d68ad6f1d13eb902fa532d03cb" from cache/: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1")/: (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 bitv.dev $DEPS"))+ /opt/homebrew/bin/brew "update"- ==> Updating Homebrew...- Already up-to-date.<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[bitv.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 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)2026-05-22 18:23.33 ---> using "15e3f5fb0dcf5268a782d29b73f6eb5088275ee4b2289e02fb68666a1fce2324" from cache/: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew)))(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 1 package- install dune 3.23.1<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved dune.3.23.1 (cached)-> installed dune.3.23.1Done.# To update the current shell environment, run: eval $(opam env)2026-05-22 18:23.33 ---> using "78e3866bff097f24bd620159575faf3af7b11f0194cb61c991e15ec0a3ed8d6a" from cache/: (copy (src .) (dst ./src))2026-05-22 18:23.34 ---> saved as "352c131feb4cc42e294de124d5d5dcd28bdaded816d825c81aed2d3840ccb307"/: (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build"))File "dune", line 14, characters 7-11:14 | (name test)^^^^(cd _build/default && ./test.exe)Fatal error: exception File "test.ml", line 85, characters 2-8: Assertion failed"/usr/bin/env" "bash" "-c" "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 12026-05-22 18:23.40: Job failed: Failed: Build failed