2026-06-25 14:39.18: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/pull/41/head (0e42d4c622b7b4cd629990a7dd6bceddcf46b19b) (linux-arm64:debian-13-5.5_arm64_opam-2.5)Base: ocaml/opam:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3Opam 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:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3# debian-13-5.5_arm64_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 2569983dbf3e7bba6895aaa326c068232317845d || git fetch origin master) && git reset -q --hard 2569983dbf3e7bba6895aaa326c068232317845d && 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-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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-06-25 14:39.18: Using cache hint "backtracking/bitv-ocaml/opam:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3-debian-13-5.5_arm64_opam-2.5-7471f6bd78b2a920f648c9bc2e6ad35a"2026-06-25 14:39.18: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3)(comment debian-13-5.5_arm64_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 OCluster2026-06-25 14:39.18: Waiting for worker…2026-06-25 14:53.41: Got resource from pool OClusterBuilding on kydoime.caelum.ci.devAll commits already cachedHEAD is now at 0e42d4c faster tanimoto implementation(from ocaml/opam:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3)Unable to find image 'ocaml/opam:debian-13-ocaml-5.5@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3' locallydocker.io/ocaml/opam@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3: Pulling from ocaml/opamed660e1af0f5: Already exists5c6e31d6f721: Already exists1ea2cb704415: Already existse77ea926ef13: Already existsdc248e29b92a: Already exists3e82c1336936: Already existsf799d2f982df: Already exists8804700ce510: Already existsf69f72c2b3cf: Already exists4fa0772ce945: Already exists2bf970ac077a: Already exists3fb81cc3e03a: Already existsec950dc8547e: Already existsb8dbbd1661bd: Already exists718844bd488e: Already existsf7f221e930a0: Already existsd8770de6d558: Already exists50863f42e7e6: Already existsdcd48d4b2578: Already existscec536bb4b4c: Already existsbfeec3d53903: Already exists4f4fb700ef54: Already exists3a2088926371: Already exists0febc4b842e6: Already exists73e4991d1f66: Already exists7e2a54e0af64: Already exists5f7817ad6a1e: Already exists5f57acd65e16: Already existse2027d3fab12: Already exists324234d18fb0: Already existsff70d42c8c18: Already existsccdbf99a64bb: Already existsfb75fc4f0ac9: Already exists1d968aafa7c9: Already exists231c6753bb46: Already exists2cdb8e0190b3: Already exists1febe1aeb145: Already exists7742d250fe83: Already existsaa46109e80a6: Already exists89e47cbe0d20: Already exists8ad60fc024b8: Pulling fs layer46e006b84485: Pulling fs layere4879c198f2f: Pulling fs layerbd4da9298f94: Pulling fs layerd80c7b2728e9: Pulling fs layer52af644b4d13: Pulling fs layereec10b8778ca: Pulling fs layerbd4da9298f94: Waitingd80c7b2728e9: Waiting52af644b4d13: Waitingeec10b8778ca: Waiting8ad60fc024b8: Download complete46e006b84485: Verifying Checksum46e006b84485: Download complete8ad60fc024b8: Pull complete46e006b84485: Pull completee4879c198f2f: Verifying Checksume4879c198f2f: Pull completed80c7b2728e9: Verifying Checksumd80c7b2728e9: Download complete52af644b4d13: Verifying Checksum52af644b4d13: Download completeeec10b8778ca: Verifying Checksumbd4da9298f94: Verifying Checksumbd4da9298f94: Download completebd4da9298f94: Pull completed80c7b2728e9: Pull complete52af644b4d13: Pull completeeec10b8778ca: Pull completeDigest: sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b3Status: Downloaded newer image for ocaml/opam@sha256:ee5eeae223ada027762b52bd46383d0d1842f94781894c1c8d153a3134d6d0b32026-06-25 14:53.41 ---> using "cbb323d3fccb22d60a51367b2ed5885760769ca5c73fda9366390f43e8f017b8" from cache/: (comment debian-13-5.5_arm64_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 14:53.41 ---> using "64593d6b1e9a9442635791f2578e8c556e4d06cb2c28ea78c79463e4313e4dc9" 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_HEADb85f65c75d..ceed23f9d3 master -> origin/master2569983dbf Merge pull request #30085 from Octachron/OCaml_5.5.0_fix_relocatable_build2026-06-25 14:53.41 ---> using "0dbcac4c81771be7840dd4188d872c3a2fbf8952fc842f38d8c04158f32875e7" 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 --globalContinue? [Y/n] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repository2026-06-25 14:53.41 ---> using "95180caf72a6654a3e636e3211dcab66931e09eb0ff1ec7b660f9144d6a553c4" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 7.0.0-22-genericThe OCaml toplevel, version 5.5.02.5.12026-06-25 14:53.41 ---> using "94f8d68670ecd4e735ff5be177f6146b583ba3a82b921877f2616eacdf9d6a24" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-06-25 14:53.41 ---> using "ae2b1f68db3dbf59a3dee2f01352268821000ba61b3638c78dee08013e9a1892" 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-repositoryThe 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.1.2.3Done.<><> 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 14:53.41 ---> using "58cfb0a4ad4461639292f044fdb87c84e5cfacae12a6c8c2779028a0a4f66b63" from cache/src: (copy (src bitv.opam) (dst ./))2026-06-25 14:53.41 ---> using "2f8ab2b01ed33851db88e4782099800e50fbff5d5befe6ef2589bd4b8a53f802" 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 14:53.41 ---> using "16dfe204307ce03ddf5d210c1914538788dc6de34fe377e8bb3522aa74ce2038" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-06-25 14:53.41 ---> using "c48542d0f844de7829a085aee92808c19e27cbecbf36c10d13932ea92c204085" 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 "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 arm64 Packages [222 kB]- Fetched 313 kB in 0s (2332 kB/s)- 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-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 14:53.41 ---> using "936bb7862a20c2e150d54ad200d2cb1449a22e5be336d29ad171b40e07fc660b" 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.3.23.1Done.# To update the current shell environment, run: eval $(opam env)2026-06-25 14:53.59 ---> saved as "394f5864c377fe4812cd9e0d2c0e6c0db76f1c30092052507065603c66ea5737"/src: (copy (src .) (dst /src))2026-06-25 14:53.59 ---> saved as "8dc57449ae2e8028363a747303c0c093eb62da49b302358ad082f4fe98cbe8ce"/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 12026-06-25 14:54.00: Job failed: Failed: Build failed