2026-06-25 14:39.18: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (linux-x86_64:alpine-3.23-5.5_opam-2.5) Base: ocaml/opam:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0 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:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0 # alpine-3.23-5.5_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 2569983dbf3e7bba6895aaa326c068232317845d || git fetch origin master) && git reset -q --hard 2569983dbf3e7bba6895aaa326c068232317845d && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled dune.3.23.1 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 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 2026-06-25 14:39.18: Using cache hint "backtracking/bitv-ocaml/opam:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0-alpine-3.23-5.5_opam-2.5-7471f6bd78b2a920f648c9bc2e6ad35a" 2026-06-25 14:39.18: Using OBuilder spec: ((from ocaml/opam:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0) (comment alpine-3.23-5.5_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 2569983dbf3e7bba6895aaa326c068232317845d || git fetch origin master) && git reset -q --hard 2569983dbf3e7bba6895aaa326c068232317845d && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled dune.3.23.1 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 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")) ) 2026-06-25 14:39.18: Waiting for resource in pool OCluster 2026-06-25 15:11.18: Waiting for worker… 2026-06-25 15:16.08: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at 0e42d4c faster tanimoto implementation (from ocaml/opam:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0) Unable to find image 'ocaml/opam:alpine-3.23-ocaml-5.5@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0' locally docker.io/ocaml/opam@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0: Pulling from ocaml/opam 4b1e1484d125: Pulling fs layer 02c359219769: Pulling fs layer 94d528122fe2: Pulling fs layer 76b8e2d3d51e: Pulling fs layer 868c229f6be0: Pulling fs layer 7ad6d016a3dc: Pulling fs layer 7ad6d016a3dc: Download complete 76b8e2d3d51e: Download complete 4b1e1484d125: Download complete 868c229f6be0: Download complete 94d528122fe2: Download complete 76b8e2d3d51e: Pull complete 94d528122fe2: Pull complete 02c359219769: Download complete 7ad6d016a3dc: Pull complete 4b1e1484d125: Pull complete 868c229f6be0: Pull complete Digest: sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0 Status: Downloaded newer image for ocaml/opam@sha256:93e98c177118f56cb037326208d40cbd49e55893a9f93e9d4bfc26bcae8889d0 2026-06-25 15:16.08 ---> using "0b35f8b26e4386fd12f40b83ae7659fc3ebbf123c3d51d923791dfd019e9285b" from cache /: (comment alpine-3.23-5.5_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")) 2026-06-25 15:16.08 ---> using "e06ed0bc18de005b13232449b2ae2e5bdea528d1ee355cf8b7034f84b7fcade9" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 2569983dbf3e7bba6895aaa326c068232317845d || git fetch origin master) && git reset -q --hard 2569983dbf3e7bba6895aaa326c068232317845d && git log --no-decorate -n1 --oneline")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD b85f65c75d..ceed23f9d3 master -> origin/master 2569983dbf Merge pull request #30085 from Octachron/OCaml_5.5.0_fix_relocatable_build 2026-06-25 15:16.08 ---> using "64a1af6d056b3595cee8296abf9e38556d10877708dc09350b3ee5883ebde615" 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. [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 Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-06-25 15:16.08 ---> using "62233b7abe7c0a252088a8e86a90807caca5e2b30cad881cfb31f4e39e323dae" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 7.0.0-22-generic The OCaml toplevel, version 5.5.0 2.5.1 2026-06-25 15:16.08 ---> using "af2627ee32adce5634a6182199b24565f3f015dd9082d3402cdb6e6c9dce02bf" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-06-25 15:16.08 ---> using "c99fa28e8c83acbcf30ea4736aa353ce62f892f77fc6ae2f3f4c37038ed08433" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update -u")) <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///home/opam/opam-repository The following actions will be performed: === recompile 7 packages - recompile base-domains base [uses ocaml] - recompile base-effects base [uses ocaml] - recompile base-nnp base [uses base-domains] - recompile ocaml 5.5.0 [uses ocaml-base-compiler] - recompile ocaml-base-compiler 5.5.0 (pinned) [uses ocaml-compiler] - recompile ocaml-compiler 5.5.0 [upstream or system changes] - recompile opam-depext 1.2.3 [uses ocaml] === install 1 package - install compiler-cloning enabled [required by ocaml-compiler] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml.5.5.0 (cached) -> removed base-effects.base -> removed base-nnp.base -> removed base-domains.base -> installed compiler-cloning.enabled -> retrieved ocaml-compiler.5.5.0 (cached) -> retrieved opam-depext.1.2.3 (cached) -> removed opam-depext.1.2.3 -> removed ocaml.5.5.0 -> removed ocaml-base-compiler.5.5.0 -> removed ocaml-compiler.5.5.0 -> installed ocaml-compiler.5.5.0 -> installed ocaml-base-compiler.5.5.0 -> installed ocaml.5.5.0 -> installed base-domains.base -> installed base-effects.base -> installed base-nnp.base -> installed opam-depext.1.2.3 Done. <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><> => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead <><> ocaml-compiler.5.5.0 installed successfully ><><><><><><><><><><><><><><><> => This switch had to be compiled from sources, but future switches with the 🐌 same compiler version and configuration should assemble instantly. # To update the current shell environment, run: eval $(opam env) 2026-06-25 15:16.08 ---> using "7b88fa69cf55685500857086f9bd4bb558eb342d57424cf982426837bb4bf48f" from cache /src: (copy (src bitv.opam) (dst ./)) 2026-06-25 15:16.08 ---> using "2ff342b5251c1384050cd9c9179699da238c5b18dac803cdf6d047b539f445ec" 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) 2026-06-25 15:16.08 ---> using "f254ff7275e795bc7e5ebaeb25ec895b4d742a48c86862fcae7e45b4d82cca04" from cache /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-06-25 15:16.08 ---> using "bdaf111a2af43671dc97ff46ade6120b8f601084c620591ca3873483c065243c" from cache /src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled dune.3.23.1 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 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 "apk" "update" - v3.23.5-5-gaed5e711c81 [https://dl-cdn.alpinelinux.org/alpine/v3.23/main] - v3.23.5-4-g6ca65efa01a [https://dl-cdn.alpinelinux.org/alpine/v3.23/community] - v3.24.0-798-gb385ac4cb5d [https://dl-cdn.alpinelinux.org/alpine/edge/main] - v3.24.0-810-g1e8a1e165e8 [https://dl-cdn.alpinelinux.org/alpine/edge/community] - v3.24.0-809-g6b7a31c59dc [https://dl-cdn.alpinelinux.org/alpine/edge/testing] - OK: 62477 distinct packages available <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [bitv.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml is already installed (current version is 5.5.0). [NOTE] Package compiler-cloning is already installed (current version is enabled). [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) 2026-06-25 15:16.08 ---> using "0dc0f322b7f6d74834f4e76a762718448b429f6031e2922e579a2454cbfc5b5d" from cache /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-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml is already installed (current version is 5.5.0). [NOTE] Package compiler-cloning is already installed (current version is enabled). [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.3.23.1 Done. # To update the current shell environment, run: eval $(opam env) 2026-06-25 15:16.14 ---> saved as "7784b47a450639569c1e6eb9b4214b856107e62398f1f1939b822865b07362fe" /src: (copy (src .) (dst /src)) 2026-06-25 15:16.14 ---> saved as "51c13aa0701020c9bd0868bee40005667ea5b30c0612ba931a9709389df2adbb" /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 File "test.ml", line 85, characters 2-8: Assertion failed "/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2026-06-25 15:16.14: Job failed: Failed: Build failed