2026-05-13 10:18.51: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (linux-x86_64:debian-13-4.11_opam-2.5) Base: ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c Opam project build To reproduce locally: git clone --recursive "https://github.com/backtracking/bitv.git" && cd "bitv" && git fetch origin "refs/pull/41/head" && git reset --hard 0e42d4c6 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c # debian-13-4.11_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 cd ~/opam-repository && (git cat-file -e 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN 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.3.22.2 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.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 2026-05-13 10:18.51: Using cache hint "backtracking/bitv-ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c-debian-13-4.11_opam-2.5-838d60cdc751e8419aaf3d2d96b318ca" 2026-05-13 10:18.51: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c) (comment debian-13-4.11_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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && 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.3.22.2 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.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")) ) 2026-05-13 10:18.51: Waiting for resource in pool OCluster 2026-05-13 10:31.25: Waiting for worker… 2026-05-13 10:34.39: Got resource from pool OCluster Building on odawa.caelum.ci.dev All commits already cached HEAD is now at 0e42d4c faster tanimoto implementation (from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c) 2026-05-13 10:34.39 ---> using "36abb6db1723167d15c41f53ef05d371444812dc64e2ea7fe109d222db988473" from cache /: (comment debian-13-4.11_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")) 2026-05-13 10:34.39 ---> using "8b6c3f9b20d6c3beeb84a8d52ac5abfb97ee836913fb82a0f86bfdcf7eb71547" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline")) 5f7bb1a6e6 Merge pull request #29704 from shonfeder/release-dune-3.22.2 2026-05-13 10:34.39 ---> using "91c897abacae51c6f12dac2188fd352bd8880724f18bf4b28b9e93a948ccc2bf" 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 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-05-13 10:34.39 ---> using "9848c10b6ec1102a2e088512743f0432e992db761a3f1b02942ac7ecb122e5dd" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-111-generic The OCaml toplevel, version 4.11.2 2.5.1 2026-05-13 10:34.39 ---> using "4073a2b0d487de5b6657c7b5f2eb7e5e683c8bdb70d5bb185c9b335c95ba9174" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-13 10:34.39 ---> using "27b39ca8c983ba26759673a03fc556438360f289f3ff67a79da5818448b347e0" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update -u")) <><> 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). The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-config.3 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) 2026-05-13 10:34.39 ---> using "8e98ca659238be0e40b280fff682f07cc2cf92fa99a5a38ef76a03c280e56eba" from cache /src: (copy (src bitv.opam) (dst ./)) 2026-05-13 10:34.39 ---> using "5ce2b51496df1c2d4376d1e99278828702af48e94eb1b5954a2a07e4466a0c03" 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) 2026-05-13 10:34.39 ---> using "cb39770cccfb598ee0057ad9d5ec8b3c2456c8cab77aa908a8f3dd87f0c4a22d" from cache /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-13 10:34.39 ---> using "b2687f41955d8e1a482039035433b249fea8c94eb56c097b11332765cd6ee396" from cache /src: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.22.2 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.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://deb.debian.org/debian trixie InRelease - Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB] - Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB] - Get:4 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [160 kB] - Fetched 251 kB in 0s (2353 kB/s) - Reading package lists... <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [bitv.dev] synchronised (file:///src) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2). [NOTE] Package ocaml is already installed (current version is 4.11.2). [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) 2026-05-13 10:34.39 ---> using "fc6641e09e201d04883a207ebc37e6f3fce894318c49343719652d1caf920f7b" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2). [NOTE] Package ocaml is already installed (current version is 4.11.2). [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 3.22.2 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.3.22.2 (cached) -> installed dune.3.22.2 Done. # To update the current shell environment, run: eval $(opam env) 2026-05-13 10:34.47 ---> saved as "cb0cac1fe3aacbcac7a90667602d0db8a6eac5958c4ddef28af8edd5f37c1009" /src: (copy (src .) (dst /src)) 2026-05-13 10:34.47 ---> saved as "658a13a6bb79758f11b294ede9f1556af063819d71094b011478753572996253" /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 1 2026-05-13 10:34.47: Job failed: Failed: Build failed