2026-04-03 11:35.30: New job: test backtracking/bitv https://github.com/backtracking/bitv.git#refs/heads/persistent-bit-vectors (459b76d4286b3fd31297aa41766da2762554a426) (linux-arm64:debian-13-5.4_arm64_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a Opam project build To reproduce locally: git clone --recursive "https://github.com/backtracking/bitv.git" -b "persistent-bit-vectors" && cd "bitv" && git reset --hard 459b76d4 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a # debian-13-5.4_arm64_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 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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && 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.3.22.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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 2026-04-03 11:35.30: Using cache hint "backtracking/bitv-ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a-debian-13-5.4_arm64_opam-2.5-9bea1b863981a6f2f03541d5c0512438" 2026-04-03 11:35.30: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a) (comment debian-13-5.4_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 (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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && 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.3.22.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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")) ) 2026-04-03 11:35.30: Waiting for resource in pool OCluster 2026-04-03 11:35.30: Waiting for worker… 2026-04-03 11:46.40: Got resource from pool OCluster Building on molpadia.caelum.ci.dev All commits already cached HEAD is now at 459b76d sets over a given universe (from ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a) Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a' locally docker.io/ocaml/opam@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a: Pulling from ocaml/opam ac9148dc57ca: Already exists 7888403f6ebd: Already exists c624d8e138d3: Already exists bae5329cb92a: Already exists 6228156e24ec: Already exists d851fec6b77f: Already exists 45e3afcdcfef: Already exists b3e7f2150c0a: Already exists 91048a8ba3a7: Already exists 26a15cffb83a: Already exists 3c2f2520de0f: Already exists 9f731cc5daa6: Already exists 0809377d5f3c: Already exists ec4e42e8f98c: Already exists 065e3401ccf2: Already exists bce3ceded749: Already exists c4a4a6ab703b: Already exists aa84bc2cf05b: Already exists 0fb96351134e: Already exists a1735f92ccde: Already exists dce836972d90: Already exists 8a0c641e2184: Already exists 4f4fb700ef54: Already exists 44a2b50d619a: Already exists e27f63ab21e8: Already exists 826c3a0f7d41: Already exists 7fe544c7b3e6: Already exists efa4af957d6d: Already exists a2fa2f09a7e4: Already exists 3e0efbdba3cc: Already exists 4f299997ffd7: Already exists f868b4e81e65: Already exists 87577251fd14: Already exists 5e9e2e42ec71: Already exists 99812197be51: Already exists 8b48f92b9c03: Already exists 6336fa3f0edf: Already exists f03483f6ff47: Already exists 26c2642c44cf: Already exists 35e7bc3e512e: Already exists fb2e4e264f0c: Already exists aa2081614483: Pulling fs layer 526a1409cb54: Pulling fs layer 3a2eac8aba41: Pulling fs layer 663c0b5229f0: Pulling fs layer f07447d54e12: Pulling fs layer 8eca58e2e466: Pulling fs layer 269ed2830268: Pulling fs layer 8eca58e2e466: Waiting f07447d54e12: Waiting 269ed2830268: Waiting 663c0b5229f0: Waiting aa2081614483: Verifying Checksum aa2081614483: Pull complete 3a2eac8aba41: Verifying Checksum 3a2eac8aba41: Download complete 526a1409cb54: Verifying Checksum 526a1409cb54: Download complete 526a1409cb54: Pull complete 3a2eac8aba41: Pull complete f07447d54e12: Verifying Checksum f07447d54e12: Download complete 8eca58e2e466: Download complete 269ed2830268: Verifying Checksum 663c0b5229f0: Verifying Checksum 663c0b5229f0: Download complete 663c0b5229f0: Pull complete f07447d54e12: Pull complete 8eca58e2e466: Pull complete 269ed2830268: Pull complete Digest: sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a Status: Downloaded newer image for ocaml/opam@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a 2026-04-03 11:46.41 ---> using "d3aef2d93064c0f54a54ca210e09e3e24634a77abbb58d114299d90d4843ce0d" from cache /: (comment debian-13-5.4_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")) 2026-04-03 11:46.41 ---> using "26fbe6c6f6005ce5948b37f283839b24f93e5ed4d96bbb09998ab7c0ef2162df" 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 Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-04-03 11:46.41 ---> using "7c4abe0c556bf71da30fbdbef06c92f36bad545e3ab8919a0691b5d347cee360" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-90-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-04-03 11:46.41 ---> using "6cb0208b5c98d92a52f29957d4c163cc844d1602926f5fdab97837e3ced98827" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 11:46.41 ---> using "d6529484688c91d5d67aa4125460c67769e01fb0c9a9c84795637f03b8c38f5b" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..d06cfb1853 master -> origin/master d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> 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). 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) 2026-04-03 11:46.41 ---> using "f7848f64bb05ad11ac8dbd65adb3427eff0938214ce3a967df2135546d6147e1" from cache /src: (copy (src bitv.opam) (dst ./)) 2026-04-03 11:46.41 ---> saved as "25ee818d2d746a7899f9a2a05976938d04168f8f67cfb6ea563011205e121d20" /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) 2026-04-03 11:46.43 ---> saved as "30bc61e64c495ea5451df58b07cd864ebe361c7e38ddabed975020eb7c999228" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 11:46.43 ---> saved as "7bf4df9627f0173a137511978f32f8af326db5f705ef96a77cb0d76fba445cc3" /src: (env DEPS "base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base dune.3.22.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian trixie InRelease [140 kB] - 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 trixie/main arm64 Packages [9607 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main arm64 Packages [119 kB] - Fetched 9957 kB in 44s (225 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-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml-base-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) 2026-04-03 11:47.37 ---> saved as "4059e74a23b4d8be15aedfd86f8d926057be7fff3b6d306276f50fa185f883ad" /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 5.4.0). [NOTE] Package ocaml-base-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 3.22.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved dune.3.22.1 (cached) -> installed dune.3.22.1 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-03 11:48.17 ---> saved as "49ada4eecc3336025464ec324834c95f081feda436adb9ae66ff5c953dbef2b1" /src: (copy (src .) (dst /src)) 2026-04-03 11:48.18 ---> saved as "0476f4889af54bc9045a5116372a0c5d80efa986f0afd4202a6bdfb41ed16bcb" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && ./test_pbv.exe) size = 63 size = 17 size = 31 size = 32 size = 63 size = 200 size = 1100 s = {a} s = {a,b} 2026-04-03 11:48.19 ---> saved as "10b3e6173358253fb72d2d25b9b848e10bca6db1d314b58b4092ba10c1c876b9" Job succeeded 2026-04-03 11:48.19: Job succeeded