2026-03-19 08:03.37: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/heads/persistent-bit-vectors (459b76d4286b3fd31297aa41766da2762554a426) (linux-x86_64:debian-13-5.4+flambda_opam-2.5)Base: ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1dOpam project buildTo reproduce locally:git clone --recursive "https://github.com/backtracking/bitv.git" -b "persistent-bit-vectors" && cd "bitv" && git reset --hard 459b76d4cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d# debian-13-5.4+flambda_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN 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 -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 dune.3.22.0 ocaml.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-variants.5.4.0+options"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-BLOCK2026-03-19 08:03.37: Using cache hint "backtracking/bitv-ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d-debian-13-5.4+flambda_opam-2.5-c779ad59525daab8df119e67aa37b55b"2026-03-19 08:03.37: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d)(comment debian-13-5.4+flambda_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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.22.0 ocaml.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-variants.5.4.0+options")(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")))2026-03-19 08:03.37: Waiting for resource in pool OCluster2026-03-19 08:41.30: Waiting for worker…2026-03-19 08:44.33: Got resource from pool OClusterBuilding on eumacheAll commits already cachedHEAD is now at 459b76d sets over a given universe(from ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d)Unable to find image 'ocaml/opam:debian-13-ocaml-5.4-flambda@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d' locallydocker.io/ocaml/opam@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d: Pulling from ocaml/opam866771c43bf5: Already exists818e60f19055: Already existsa9c0f9875679: Already exists4d0bafe9c21a: Already exists390882e3ca42: Already exists7f1309deb748: Already existsf13f79cebbb2: Already exists070b7978d10a: Already existsf19a9073eb91: Already exists9ea5002679f1: Already exists8de100742279: Already exists3d2848b9e9b9: Already exists1db328698e0d: Already exists5d796fa05d62: Already exists9fa356e32c0c: Already exists1fdfcf40563a: Already exists7dd154aa3301: Already exists7dd154aa3301: Already existseee873cd0e21: Already exists0bcb9ce43efd: Already exists2a5bee4c58bf: Already existsee4d4af6aa39: Already exists4f4fb700ef54: Already exists92fcd944e0fc: Already existsee316b311fc8: Already existsbeccfc338b8c: Already existsfd1a0487aa63: Already existscf80de5261c4: Already exists26f67db28f96: Already existsbd0162c57841: Already exists761d286b9f5b: Already existsf5fa4dd6859a: Already exists342eddfc52b6: Already exists9258164ba4dd: Already exists7fe1d9cb7a52: Already existsefdfa63c5eeb: Already existsc3e218fac0fa: Already exists30807e3466ba: Already existsdc1843a17021: Already exists04f7fde3402b: Already existsf24f7e372a66: Already existse58155485ae1: Already existsecad3a150df4: Already exists724301b9dc62: Already exists70764287d038: Already exists908c607c3d09: Already existsfc84b33f5066: Already existsf436c7c7837f: Already existsDigest: sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1dStatus: Downloaded newer image for ocaml/opam@sha256:7c0891fd8beae10290a2658a0474b5895aff790d4909224a497eb8e69cd96c1d2026-03-19 08:44.34 ---> using "b55e6c75cd3e8053866e4459977add5a75875074668e87228d5137df1d1d0c8a" from cache/: (comment debian-13-5.4+flambda_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"))2026-03-19 08:44.34 ---> using "d4c2c0c8461e9c3383d6285052d701a8ab317fe832e447cd3dd38626dcc154c7" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-03-19 08:44.34 ---> using "113b7a0e8fbdf6ff2f463b8b2751bb4deb393bbe44ccb78164b217477640f8d9" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 5.15.0-131-genericThe OCaml toplevel, version 5.4.02.5.02026-03-19 08:44.34 ---> using "2af332d58f4ecb4fc68528d5f48a466b8d805917068b0e2ad5cfdaa7cad2dff5" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-19 08:44.34 ---> using "ca628454b2b87260f34828cc9b7f413c5d250a6fc95415f734a90060ce2d5bbe" from cache/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"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD4f056bfedf..9f189ca4f9 master -> origin/master9f189ca4f9 Merge pull request #29562 from shonfeder/release-dune-3.22.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything 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)2026-03-19 08:44.34 ---> using "3baa7e5b85203a39292a1aed90134a7534ca056451e52c2b25bc6eb549cbf72d" from cache/src: (copy (src bitv.opam) (dst ./))2026-03-19 08:44.34 ---> using "15b732cf429dfa7306e3880106ec79d7673fda32152910491a5d882372592e0b" 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)2026-03-19 08:44.34 ---> using "16dc507706cf72d3bb30835fc8b5cc33f490a7a02d250174c3f04b580cb846ce" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-19 08:44.34 ---> using "7c8bedb1903c00d0b332a505137877c4d5be56492d940f09247d6fabc56ed2b9" from cache/src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.22.0 ocaml.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-variants.5.4.0+options")/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 [115 kB]- Fetched 206 kB in 2s (109 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[bitv.dev] synchronised (file:///src)[NOTE] Package ocaml-variants is already installed (current version is 5.4.0+options).[NOTE] Package ocaml-config is already installed (current version is 3).[NOTE] Package ocaml-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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)2026-03-19 08:44.34 ---> using "a341de36baaccaa5864567751a691baa21d6ebc17ab3fa92c22b9ecc2483e384" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam install $DEPS"))[NOTE] Package ocaml-variants is already installed (current version is 5.4.0+options).[NOTE] Package ocaml-config is already installed (current version is 3).[NOTE] Package ocaml-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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 3.22.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved dune.3.22.0 (cached)-> installed dune.3.22.0Done.# To update the current shell environment, run: eval $(opam env)2026-03-19 08:44.34 ---> using "4b89b8eb33db9957769e5bfbdd94a75015248be5fbb50366f4d9275c3d578f7b" from cache/src: (copy (src .) (dst /src))2026-03-19 08:44.36 ---> saved as "b12fa15ed3c6f92b513751a8e3eed9f5ac76a33d985306bb1afffa8a677c7b56"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default && ./test_pbv.exe)size = 63size = 17size = 31size = 32size = 63size = 200size = 1100s = {a}s = {a,b}2026-03-19 08:44.39 ---> saved as "2ba02f68123a02f9cde1d624bc94ddfb54cbb42229b0c21c4ec76df2c96090e4"Job succeeded2026-03-19 08:44.39: Job succeeded