2026-03-28 07:21.04: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/heads/master (4ac65e74e6cd89997cb0717c0bd33da41549fa3e) (linux-x86_64:ubuntu-25.04-4.14_opam-2.5) Base: ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e Opam project build To reproduce locally: git clone --recursive "https://github.com/backtracking/bitv.git" -b "master" && cd "bitv" && git reset --hard 4ac65e74 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e # ubuntu-25.04-4.14_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u COPY --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.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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 $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-03-28 07:21.04: Using cache hint "backtracking/bitv-ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e-ubuntu-25.04-4.14_opam-2.5-7de46f6fb3fd4fabd93dc7ff70b32953" 2026-03-28 07:21.04: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e) (comment ubuntu-25.04-4.14_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 (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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && 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.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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")) ) 2026-03-28 07:21.04: Waiting for resource in pool OCluster 2026-03-28 07:21.24: Waiting for worker… 2026-03-28 07:21.24: Got resource from pool OCluster Building on bremusa.ocamllabs.io hint: Using 'master' as the name for the initial branch. This default branch name hint: is subject to change. To configure the initial branch name to use in all hint: of your new repositories, which will suppress this warning, call: hint: hint: git config --global init.defaultBranch <name> hint: hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and hint: 'development'. The just-created branch can be renamed via this command: hint: hint: git branch -m <name> Initialised empty Git repository in /var/cache/obuilder/ocluster/git/bitv.git-7f0b62793a025827c544d43688f29a76e7c7a897/.git/ HEAD is now at 4ac65e7 fixed building on 32-bit arch (from ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e) Unable to find image 'ocaml/opam:ubuntu-25.04-ocaml-4.14@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e' locally docker.io/ocaml/opam@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e: Pulling from ocaml/opam c62190a9ab61: Already exists 7ca3d7ce83d6: Already exists e98b96bfe3c8: Already exists 367a4f863195: Already exists 254019f06735: Already exists 5db1a0246e57: Already exists aad8e693df08: Already exists 116c4ea2d9e8: Already exists e3a288415c6d: Already exists f6040445814b: Already exists 6d3246e093fe: Already exists 14980c64e543: Already exists 24166de9f84d: Already exists 67f839dd317c: Already exists a76507c440e9: Already exists 5e9f9df8e278: Already exists 3c66f44b76f6: Already exists 3c66f44b76f6: Already exists 6a3139e1664c: Already exists fbaa2d651ab1: Already exists 03dbd03d3a26: Already exists e754164114dd: Already exists 4f4fb700ef54: Already exists a9eed926b1df: Already exists b390fdfbde73: Already exists 89314797225f: Already exists bfe60495abbd: Already exists 7080f8c5742e: Already exists 4cc4327ed8eb: Already exists 7090362bb95b: Already exists 65f6ded004e6: Already exists 40a292c1e890: Already exists a49d3a1fa024: Already exists af141c11f2b0: Already exists 3d1488031e50: Already exists d33f3b0de656: Already exists a838df19cfa7: Already exists 6ab65d940a97: Already exists d5fab96d9013: Already exists 8524466b64a4: Already exists ea1f379e4cb9: Already exists 48970c1c3e9f: Pulling fs layer d6251606560c: Pulling fs layer aba7c570d9ba: Pulling fs layer 95dea4e5ed14: Pulling fs layer 95dea4e5ed14: Waiting d6251606560c: Verifying Checksum d6251606560c: Download complete aba7c570d9ba: Download complete 95dea4e5ed14: Verifying Checksum 95dea4e5ed14: Download complete 48970c1c3e9f: Verifying Checksum 48970c1c3e9f: Download complete 48970c1c3e9f: Pull complete d6251606560c: Pull complete aba7c570d9ba: Pull complete 95dea4e5ed14: Pull complete Digest: sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e Status: Downloaded newer image for ocaml/opam@sha256:683ef4972bca296aa1b1038d8ec22b51b10da72395472fb4b9066c6118dd8e6e 2026-03-28 07:22.04 ---> saved as "401062e43f1653b6c3f90c38157915a3447b6dab558d4091c02b03b6272092fd" /: (comment ubuntu-25.04-4.14_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")) 2026-03-28 07:22.04 ---> saved as "6934aa5d464358b93f6a1b86f0291670b6be382450f75bc3dd6c7be55400a96f" /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 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-03-28 07:22.24 ---> saved as "477cfe1b41831fd13b883b03b8a05bf39788b0546888c81e1ba52665af9e3780" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-106-generic The OCaml toplevel, version 4.14.2 2.5.0 2026-03-28 07:22.24 ---> saved as "d4ec702a067c2fe88e907bc92ca3064dae0b748c99535260d7eab04bfa311118" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-03-28 07:22.24 ---> saved as "e969ea05671a2fba932c57d9f00653daea3536375c0cbe0d0c66fc57b24d4f3b" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u")) 9f189ca4f9 Merge pull request #29562 from shonfeder/release-dune-3.22.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). However, 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) 2026-03-28 07:22.35 ---> saved as "1513459a6d89ef767296c0c2535f5f5d9488dd49b88d2ff525a80f311fbd4bd2" /src: (copy (src bitv.opam) (dst ./)) 2026-03-28 07:22.35 ---> saved as "7ccdf40d20016b4d457b721827c3b37c759c23d5bd07ce7ca1ee96e19f39728b" /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) 2026-03-28 07:22.37 ---> saved as "f77913010f6a700067f546648f83c72773448e4fae4d405b20b6e83ec29c6b34" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-03-28 07:22.38 ---> saved as "ec07c25c514a4e8b745a43767b67acbb76193c2c9c703ad9281d84ae4daf20ef" /src: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.0 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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 "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu plucky InRelease - Hit:2 http://archive.ubuntu.com/ubuntu plucky-updates InRelease - Hit:3 http://archive.ubuntu.com/ubuntu plucky-backports InRelease - Hit:4 http://security.ubuntu.com/ubuntu plucky-security InRelease - Reading package lists... - <><> 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 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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). # To update the current shell environment, run: eval $(opam env) 2026-03-28 07:22.49 ---> saved as "24c5a5d211e4676a60d7779783d4d8c5ee07c14d88ab945f1ef00c9c381cc177" /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 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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). The following actions will be performed: === install 1 package - install dune 3.22.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.3.22.0 (cached) -> installed dune.3.22.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-03-28 07:23.48 ---> saved as "e106178236bd5d16a719e1eded78973512f9d20f9b8573e802c26a5bff1f2a92" /src: (copy (src .) (dst /src)) 2026-03-28 07:23.48 ---> saved as "abf06c4c8ab2ff6c2a26f7df058138c6ee84a9a31316c4de530142528904f871" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) 2026-03-28 07:23.49 ---> saved as "f05950e2defc7d2df98e34745768c4786a44dc77f23119e86b97ea665aa5cb7c" Job succeeded 2026-03-28 07:23.52: Job succeeded