2026-05-05 14:40.50: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (linux-x86_64:fedora-43-5.4_opam-2.5) Base: ocaml/opam:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b 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:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b # fedora-43-5.4_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo dnf install -y findutils 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 a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 $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 2026-05-05 14:40.50: Using cache hint "backtracking/bitv-ocaml/opam:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b-fedora-43-5.4_opam-2.5-30931579a18167e7e10ec02cfb92df28" 2026-05-05 14:40.50: Using OBuilder spec: ((from ocaml/opam:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b) (comment fedora-43-5.4_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (network host) (shell "sudo dnf install -y findutils")) (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 a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 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")) ) 2026-05-05 14:40.50: Waiting for resource in pool OCluster 2026-05-05 17:21.43: Waiting for worker… 2026-05-05 17:27.04: Got resource from pool OCluster Building on laodoke.caelum.ci.dev All commits already cached HEAD is now at 0e42d4c faster tanimoto implementation (from ocaml/opam:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b) Unable to find image 'ocaml/opam:fedora-43-ocaml-5.4@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b' locally docker.io/ocaml/opam@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b: Pulling from ocaml/opam 5bc90b3315da: Already exists 80d71788ea9e: Already exists ad80df798a1c: Already exists cd85517f6ae1: Already exists a927948f92fa: Already exists 4433c52b5ab1: Already exists 8aa93bc8ca93: Already exists 7d31cd7e9a9b: Already exists 959a5be6bfab: Already exists 6569047248d7: Already exists a01a3ff02f3d: Already exists 8b1106fd8e03: Already exists 61c97bcc90cd: Already exists b9124a8b6c28: Already exists d2c94cd49c4c: Already exists 0e63679d7dbc: Already exists 0e63679d7dbc: Already exists 6819a31cdb14: Already exists 1d67c4c09922: Already exists 3f456f1cc39a: Already exists 6afff2ae07da: Already exists 4f4fb700ef54: Already exists 90c294795090: Already exists d7c6287626d1: Already exists 0e6719fd9f6d: Already exists 53830a3a67c9: Already exists b407be133f08: Already exists 951a5932e150: Already exists dcc0f382cd80: Already exists d3cdec43bf88: Already exists d69ff9f37121: Already exists cfcfca2848c7: Already exists 08269f8e9f88: Already exists 3e59769da2fa: Already exists a1004eb1842a: Already exists 3a6ed7e0720e: Already exists 5503bfbdb082: Already exists 4685c134845d: Already exists 67f122543075: Already exists d60a75d560f5: Already exists d1f1983b7a0a: Pulling fs layer d9c0eec06d5d: Pulling fs layer 453380662f6c: Pulling fs layer 4d090674c42b: Pulling fs layer bbd88afdcdf3: Pulling fs layer 4d090674c42b: Waiting bbd88afdcdf3: Waiting 453380662f6c: Verifying Checksum 453380662f6c: Download complete 4d090674c42b: Verifying Checksum 4d090674c42b: Download complete d1f1983b7a0a: Download complete bbd88afdcdf3: Verifying Checksum bbd88afdcdf3: Download complete d1f1983b7a0a: Pull complete d9c0eec06d5d: Verifying Checksum d9c0eec06d5d: Download complete d9c0eec06d5d: Pull complete 453380662f6c: Pull complete 4d090674c42b: Pull complete bbd88afdcdf3: Pull complete Digest: sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b Status: Downloaded newer image for ocaml/opam@sha256:1e9dda7946898ac0fc2707683dc6e9df38da5cce0d82ff3862f12ad24cdd353b 2026-05-05 17:27.07 ---> using "b4f58bf638be103d120971146d8fc126e9b3a8c46e3a4588789af4c5e1fccda0" from cache /: (comment fedora-43-5.4_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (network host) (shell "sudo dnf install -y findutils")) Updating and loading repositories: Fedora 43 - x86_64 100% | 34.2 KiB/s | 21.5 KiB | 00m01s Fedora 43 openh264 (From Cisco) - x86_ 100% | 2.7 KiB/s | 986.0 B | 00m00s Fedora 43 - x86_64 - Updates 100% | 27.1 KiB/s | 5.6 KiB | 00m00s Repositories loaded. Package "findutils-1:4.10.0-6.fc43.x86_64" is already installed. Nothing to do. 2026-05-05 17:27.07 ---> using "524735b077c9512b6910eb61394d9eebef016b7d107d4d7b79adf23a8d11090c" from cache /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-05-05 17:27.07 ---> using "8cfb01e840492959ff95d3d5b6f59f80dfb7be314774547e49c6b970bb5e1d00" 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 2.0 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 255 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=255 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-05-05 17:27.07 ---> using "62a4127ab24cb770a3f441b63fbbb50777e0a9c11a35360cd84ef49dd3bfeb23" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-110-generic The OCaml toplevel, version 5.4.1 2.5.0 2026-05-05 17:27.07 ---> using "201ad514b21b8e45f6ee307ccc16011d93b1898dc3d1c414ee43a01f6017ca08" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-05 17:27.07 ---> using "0ea47d1513ca38b3e93e2d568380f3532c58d7ee39e5227e7b3a1d92427960eb" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 42844088d7..a70af20c71 master -> origin/master a70af20c71 Merge pull request #29844 from shonfeder/release-dune-3.23.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository default (at git+file:///home/opam/opam-repository): [WARNING] opam is out-of-date. Please consider updating it (https://opam.ocaml.org/doc/Install.html) default (at git+file:///home/opam/opam-repository): [INFO] opam 2.5.1 includes security fixes; please consider upgrading (https://opam.ocaml.org/doc/Install.html) Everything as up-to-date as possible 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) 2026-05-05 17:27.07 ---> using "4c885bc77544304a1cf34c879544136fca28c4d4f20ba68264a7f29287b57aa2" from cache /src: (copy (src bitv.opam) (dst ./)) 2026-05-05 17:27.07 ---> saved as "74f6d54cc902b6f0727b0fb06721982389ef6e07cd82955c2cc499566b3bf066" /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) 2026-05-05 17:27.09 ---> saved as "4b993462f7c1c89f27924fc09692fa4c304e057f416ff14db0a62babb45bbe76" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-05 17:27.09 ---> saved as "4cbf382e99d02663d652efd5714699cde04c981af2331d1bb099beecb7fe8283" /src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.23.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 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/sbin/sudo "yum" "makecache" - Updating and loading repositories: - Repositories loaded. - Metadata cache created. <><> 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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml is already installed (current version is 5.4.1). [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) 2026-05-05 17:27.19 ---> saved as "f71f40698c97d9be53f024357d6e076af7427d298d50b212c8a844501383ff57" /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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml is already installed (current version is 5.4.1). [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 3.23.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.3.23.0 (cached) -> installed dune.3.23.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-05-05 17:28.08 ---> saved as "d744e57ba39d5f7b7722ce59ec3e020caa87c4d8669639519cb3b7990d826211" /src: (copy (src .) (dst /src)) 2026-05-05 17:28.08 ---> saved as "edd162727deaf09c9012ba0df8b23383031adee16373dc7d69471bd291ed8f05" /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 2026-05-05 17:28.09: Job failed: Failed: Build failed