2026-06-02 13:23.13: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (linux-x86_64:opensuse-16.0-4.14_opam-2.5)Base: ocaml/opam:opensuse-16.0-ocaml-4.14@sha256:f41c1a24b5665138498b028a19e703a462bd6033396b6d4edb2cf0ade4f900baOpam 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 ocaml/opam:opensuse-16.0-ocaml-4.14@sha256:f41c1a24b5665138498b028a19e703a462bd6033396b6d4edb2cf0ade4f900ba# opensuse-16.0-4.14_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/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 --versionWORKDIR /srcRUN sudo chown opam /srcRUN opam update -uCOPY --chown=1000:1000 bitv.opam ./RUN opam pin add -yn bitv.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="base-bigarray.base base-threads.base base-unix.base dune.3.23.1 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 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 opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-06-02 13:23.13: Using cache hint "backtracking/bitv-ocaml/opam:opensuse-16.0-ocaml-4.14@sha256:f41c1a24b5665138498b028a19e703a462bd6033396b6d4edb2cf0ade4f900ba-opensuse-16.0-4.14_opam-2.5-eae4555874c5f41f1479b84289105c80"2026-06-02 13:23.13: Using OBuilder spec:((from ocaml/opam:opensuse-16.0-ocaml-4.14@sha256:f41c1a24b5665138498b028a19e703a462bd6033396b6d4edb2cf0ade4f900ba)(comment opensuse-16.0-4.14_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 (cache (opam-archives (target /home/opam/.opam/download-cache)))(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"))(workdir /src)(run (shell "sudo chown opam /src"))(run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam update -u"))(copy (src bitv.opam) (dst ./))(run (network host)(shell "opam pin add -yn bitv.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.23.1 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 ocaml-options-vanilla.1")(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 bitv.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")))2026-06-02 13:23.13: Waiting for resource in pool OCluster2026-06-02 13:30.31: Waiting for worker…2026-06-02 13:34.24: Got resource from pool OClusterBuilding on bremusa.ocamllabs.ioAll commits already cachedHEAD is now at 0e42d4c faster tanimoto implementation(from ocaml/opam:opensuse-16.0-ocaml-4.14@sha256:f41c1a24b5665138498b028a19e703a462bd6033396b6d4edb2cf0ade4f900ba)2026-06-02 13:34.24 ---> using "f47073293b0c000aff6cef55b67e3409dc7446afc34ead6eac36639455080dda" from cache/: (comment opensuse-16.0-4.14_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"))2026-06-02 13:34.24 ---> using "1402ca4a728a793a9282295156e56e80f69c188f563ee8c5733441137f0c79a9" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(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"))c180e16309 Merge pull request #29907 from dra27/host-arch-fixes2026-06-02 13:34.24 ---> using "ec7d85fe4e908138fca88a8eb6346fbc38de875a9fcde1f4abd9ba01cfcdd940" 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 2.1 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 ><><><><><><><><><><><><><><><><><><><><><><><><><><>[ERROR] Could not update repository "ocaml-patches-overlay": "/usr/bin/git fetch -q" exited with code 128 "fatal: unable to access 'https://github.com/ocurrent/opam-repository/': Could not resolve host: github.com"[default] synchronised from git+file:///home/opam/opam-repository2026-06-02 13:34.24 ---> using "f7ad8a711b9be73ad983cdbbc8271a13a8b395f8b498a6882eef58d10f80ca9b" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-111-genericThe OCaml toplevel, version 4.14.32.5.12026-06-02 13:34.24 ---> using "181456218dcead02f258194447f1d76643e40ddd941bc0a5d713b7361c66888e" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-06-02 13:34.24 ---> using "323b0a699d2cbf785d289a3c6344d3b230c920845d40cf45dc9762777dbaf4dd" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam update -u"))<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[ocaml-patches-overlay] no changes from git+https://github.com/ocurrent/opam-repository#patches[default] no changes from git+file:///home/opam/opam-repositoryEverything as up-to-date as possible (run with --verbose to show unavailable upgrades).The following packages are not being upgraded because the new versions conflict with other installed packages:- ocaml.5.5.0- ocaml-config.3However, 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)2026-06-02 13:34.24 ---> using "45373c8848fdcaec98afef5b959c080a279277c0fc6a888d2d8794a5157d28c9" from cache/src: (copy (src bitv.opam) (dst ./))2026-06-02 13:34.24 ---> using "47aefd42c0ea4da7fe8893968933b437e0ed72354b85f6098d3ed4115b7ec69c" from cache/src: (run (network host)(shell "opam pin add -yn bitv.dev './'"))[bitv.dev] synchronised (file:///src)bitv is now pinned to file:///src (version dev)2026-06-02 13:34.24 ---> using "1d936ee278baf06d59e278bd93d526d7cd388c56d78a4b50fc9c01e2a6c92a40" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-06-02 13:34.24 ---> using "c830e75b2fe5759c6c7dda0f29314b8ddfa4374cbf7f73c3ac7390163faf238b" from cache/src: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.23.1 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 ocaml-options-vanilla.1")/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 bitv.dev $DEPS"))+ /usr/bin/sudo "zypper" "--non-interactive" "refresh"- Repository 'repo-openh264 (16.0)' is up to date.- Retrieving repository 'repo-oss (16.0)' metadata [..- Looking for gpg keys in repository repo-oss (16.0).- gpgkey=http://cdn.opensuse.org/distribution/leap/16.0/repo/oss/x86_64/repodata/repomd.xml.key- ..-- Note: Received 1 new package signing key from repository "repo-oss (16.0)":-- Those additional keys are usually used to sign packages shipped by the repository. In order to- validate those packages upon download and installation the new keys will be imported into the rpm- database.-- New:- Key Fingerprint: F044 C2C5 07A1 262B 538A AADD 8A49 EB03 25DB 7AE0- Key Name: openSUSE:Backports OBS Project <openSUSE:Backports@build.opensuse.org>- Key Algorithm: RSA 4096- Key Created: Wed May 10 14:46:12 2023- Key Expires: Sun May 9 14:46:12 2027- Rpm Name: gpg-pubkey-25db7ae0-645bae34-- The repository metadata introducing the new keys have been signed and validated by the trusted- key:-- Repository: repo-oss (16.0)- Key Fingerprint: AD48 5664 E901 B867 051A B15F 35A2 F86E 29B7 00A4- Key Name: openSUSE Project Signing Key <opensuse@opensuse.org>- Key Algorithm: RSA 4096- Key Created: Mon Jun 20 14:03:14 2022- Key Expires: Fri Jun 19 14:03:14 2026 (expires in 17 days)- Rpm Name: gpg-pubkey-29b700a4-62b07e22-- .- .- .- .........- ..........- .........- ....done]- Building repository 'repo-oss (16.0)' cache [..- ..done]- All repositories have been refreshed.<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[bitv.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 2).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.3).[NOTE] Package ocaml is already installed (current version is 4.14.3).[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).# To update the current shell environment, run: eval $(opam env)2026-06-02 13:34.29 ---> saved as "362e57ef01d58c5e453c3c777ba5902b95dc6209e8bb373b73c2f75b74e6fa56"/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 2).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.3).[NOTE] Package ocaml is already installed (current version is 4.14.3).[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).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)2026-06-02 13:35.24 ---> saved as "5ad3db4d2d076151891d1c632ea7a4a320cbe29a629206d25454864fd7d8d39b"/src: (copy (src .) (dst /src))2026-06-02 13:35.24 ---> saved as "c1ada259c85881bbffd55e84c19afcd6eb7e8992f1b65e46df87e3f23cbef67f"/src: (run (shell "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 Assert_failure("test.ml", 85, 2)"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 12026-06-02 13:35.25: Job failed: Failed: Build failed