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:opensuse-15.6-4.14_opam-2.5) Base: ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853 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:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853 # opensuse-15.6-4.14_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 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-threads.base base-unix.base dune.3.23.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 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:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853-opensuse-15.6-4.14_opam-2.5-c7e0c0d8ced9fa0838df644cf67adf76" 2026-05-05 14:40.50: Using OBuilder spec: ((from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853) (comment opensuse-15.6-4.14_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 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-threads.base base-unix.base dune.3.23.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 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 17:21.42: Waiting for worker… 2026-05-05 17:27.04: Got resource from pool OCluster Building on phoebe.caelum.ci.dev All commits already cached HEAD is now at 0e42d4c faster tanimoto implementation (from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853) Unable to find image 'ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853' locally docker.io/ocaml/opam@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853: Pulling from ocaml/opam 90c02a347c3c: Pulling fs layer 4a97a925dc51: Pulling fs layer 8f3edb816ea5: Pulling fs layer 90c02a347c3c: Waiting 4a97a925dc51: Waiting fc0906997780: Pulling fs layer 8f3edb816ea5: Waiting 880b45fb7848: Pulling fs layer aac3f970581d: Pulling fs layer fc0906997780: Waiting 880b45fb7848: Waiting a10f5d99a714: Pulling fs layer aac3f970581d: Waiting 2cb19a5cb6a0: Pulling fs layer a10f5d99a714: Waiting 69dc0b2275c2: Pulling fs layer 2cb19a5cb6a0: Waiting ac0f1a58ca2c: Pulling fs layer 69dc0b2275c2: Waiting 6740b0027cef: Pulling fs layer 596c07146196: Pulling fs layer ac0f1a58ca2c: Waiting f829e2fe48c9: Pulling fs layer 6740b0027cef: Waiting 07caa98e0988: Pulling fs layer 596c07146196: Waiting f829e2fe48c9: Waiting f22069f46c9a: Pulling fs layer 525691143d18: Pulling fs layer f22069f46c9a: Waiting 4f4b9963c58d: Pulling fs layer 0da1ade0e3cd: Pulling fs layer 93fb9d6383f1: Pulling fs layer 4f4b9963c58d: Waiting 525691143d18: Waiting 0da1ade0e3cd: Waiting 4f4fb700ef54: Pulling fs layer 93fb9d6383f1: Waiting 38829ce7d1df: Pulling fs layer 4f4fb700ef54: Waiting 4cfab0213ffd: Pulling fs layer bb39643b6074: Pulling fs layer 38829ce7d1df: Waiting 4d795f8a60b9: Pulling fs layer 4cfab0213ffd: Waiting bb39643b6074: Waiting 0765ee798e35: Pulling fs layer defc0beb011b: Pulling fs layer 0765ee798e35: Waiting e86a090295c8: Pulling fs layer 4d795f8a60b9: Waiting defc0beb011b: Waiting c9f6bdad98f3: Pulling fs layer e86a090295c8: Waiting 7099bcff7937: Pulling fs layer c9f6bdad98f3: Waiting 45509dbac728: Pulling fs layer cc9f4e900cf2: Pulling fs layer c4b888db2d8c: Pulling fs layer cc9f4e900cf2: Waiting f45835fc7721: Pulling fs layer c4b888db2d8c: Waiting 227bd6f1a70f: Pulling fs layer f45835fc7721: Waiting 6ad5f51f95fe: Pulling fs layer 227bd6f1a70f: Waiting 700cd0436182: Pulling fs layer 6ad5f51f95fe: Waiting 80bb1456e18c: Pulling fs layer 700cd0436182: Waiting 8f0205cc3a46: Pulling fs layer 13530603797f: Pulling fs layer 3f4fd3e2dba1: Pulling fs layer 8f0205cc3a46: Waiting 3976918043b4: Pulling fs layer 13530603797f: Waiting 3f4fd3e2dba1: Waiting 80bb1456e18c: Waiting b6af4adfcf28: Pulling fs layer 3976918043b4: Waiting 2faf3ea9495a: Pulling fs layer b6af4adfcf28: Waiting 2faf3ea9495a: Waiting 90c02a347c3c: Verifying Checksum 90c02a347c3c: Download complete 4a97a925dc51: Verifying Checksum 4a97a925dc51: Download complete 90c02a347c3c: Pull complete 4a97a925dc51: Pull complete fc0906997780: Verifying Checksum fc0906997780: Download complete 880b45fb7848: Verifying Checksum 880b45fb7848: Download complete aac3f970581d: Verifying Checksum aac3f970581d: Download complete a10f5d99a714: Verifying Checksum a10f5d99a714: Download complete 2cb19a5cb6a0: Verifying Checksum 2cb19a5cb6a0: Download complete 69dc0b2275c2: Verifying Checksum 69dc0b2275c2: Download complete ac0f1a58ca2c: Verifying Checksum ac0f1a58ca2c: Download complete 6740b0027cef: Verifying Checksum 6740b0027cef: Download complete 596c07146196: Verifying Checksum 596c07146196: Download complete f829e2fe48c9: Verifying Checksum f829e2fe48c9: Download complete 07caa98e0988: Verifying Checksum 07caa98e0988: Download complete f22069f46c9a: Download complete 525691143d18: Verifying Checksum 525691143d18: Download complete 4f4b9963c58d: Download complete 0da1ade0e3cd: Verifying Checksum 0da1ade0e3cd: Download complete 93fb9d6383f1: Verifying Checksum 93fb9d6383f1: Download complete 4f4fb700ef54: Verifying Checksum 4f4fb700ef54: Download complete 38829ce7d1df: Verifying Checksum 38829ce7d1df: Download complete 4cfab0213ffd: Verifying Checksum 4cfab0213ffd: Download complete bb39643b6074: Download complete 4d795f8a60b9: Verifying Checksum 4d795f8a60b9: Download complete 0765ee798e35: Verifying Checksum 0765ee798e35: Download complete defc0beb011b: Verifying Checksum defc0beb011b: Download complete e86a090295c8: Download complete c9f6bdad98f3: Download complete 7099bcff7937: Verifying Checksum 7099bcff7937: Download complete 45509dbac728: Download complete cc9f4e900cf2: Download complete c4b888db2d8c: Download complete f45835fc7721: Verifying Checksum f45835fc7721: Download complete 227bd6f1a70f: Download complete 700cd0436182: Verifying Checksum 700cd0436182: Download complete 80bb1456e18c: Verifying Checksum 80bb1456e18c: Download complete 8f0205cc3a46: Verifying Checksum 8f0205cc3a46: Download complete 6ad5f51f95fe: Verifying Checksum 6ad5f51f95fe: Download complete 3f4fd3e2dba1: Verifying Checksum 3f4fd3e2dba1: Download complete 13530603797f: Verifying Checksum 13530603797f: Download complete 3976918043b4: Verifying Checksum 3976918043b4: Download complete b6af4adfcf28: Verifying Checksum b6af4adfcf28: Download complete 2faf3ea9495a: Verifying Checksum 2faf3ea9495a: Download complete 8f3edb816ea5: Verifying Checksum 8f3edb816ea5: Download complete 8f3edb816ea5: Pull complete fc0906997780: Pull complete 880b45fb7848: Pull complete aac3f970581d: Pull complete a10f5d99a714: Pull complete 2cb19a5cb6a0: Pull complete 69dc0b2275c2: Pull complete ac0f1a58ca2c: Pull complete 6740b0027cef: Pull complete 596c07146196: Pull complete f829e2fe48c9: Pull complete 07caa98e0988: Pull complete f22069f46c9a: Pull complete 525691143d18: Pull complete 4f4b9963c58d: Pull complete 0da1ade0e3cd: Pull complete 93fb9d6383f1: Pull complete 4f4fb700ef54: Pull complete 38829ce7d1df: Pull complete 4cfab0213ffd: Pull complete bb39643b6074: Pull complete 4d795f8a60b9: Pull complete 0765ee798e35: Pull complete defc0beb011b: Pull complete e86a090295c8: Pull complete c9f6bdad98f3: Pull complete 7099bcff7937: Pull complete 45509dbac728: Pull complete cc9f4e900cf2: Pull complete c4b888db2d8c: Pull complete f45835fc7721: Pull complete 227bd6f1a70f: Pull complete 6ad5f51f95fe: Pull complete 700cd0436182: Pull complete 80bb1456e18c: Pull complete 8f0205cc3a46: Pull complete 13530603797f: Pull complete 3f4fd3e2dba1: Pull complete 3976918043b4: Pull complete b6af4adfcf28: Pull complete 2faf3ea9495a: Pull complete Digest: sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853 Status: Downloaded newer image for ocaml/opam@sha256:4ada65c68c58ec2b8debb4ae2df79920647f81a4484dfe17d7f2d13872a72853 2026-05-05 17:27.12 ---> using "2d02d5e6367e692562c46f6bf306ae59a8b006f7e675e2cd9220d129b0de1240" from cache /: (comment opensuse-15.6-4.14_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")) 2026-05-05 17:27.12 ---> using "4b6f0dca6848b5facb7b0066993f24efa643b0045ccd3ee8b0a9828be02e4aa3" 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 ><><><><><><><><><><><><><><><><><><><><><><><><><><> [ERROR] Could not update repository "ocaml-patches-overlay": "/usr/bin/git fetch -q" exited with code 128 "fatal: unable to access 'https://github.com/ocurrent/opam-repository/': Could not resolve host: github.com" [default] Initialised 2026-05-05 17:27.12 ---> using "512e51ccbc114241fa82968135a56fcfa69cc7df5a8e9e772afa600777d82701" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-110-generic The OCaml toplevel, version 4.14.3 2.5.1 2026-05-05 17:27.12 ---> using "0f893be9bd3fb33749017c3acdb1dcada022fb378341c299b8d2793c2e537cbd" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-05 17:27.12 ---> using "46cec1c7f72cb00fe5a463d6ef1f7ba737111e281283c5e6b2bfcb0160d71061" 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 045748b2d8..a70af20c71 master -> origin/master a70af20c71 Merge pull request #29844 from shonfeder/release-dune-3.23.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [ocaml-patches-overlay] no changes from git+https://github.com/ocurrent/opam-repository#patches [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) 2026-05-05 17:27.12 ---> using "e723d3317fff2b48e570abcb704883ebcbaf1c9d45871ddc556607f7ca716a5c" from cache /src: (copy (src bitv.opam) (dst ./)) 2026-05-05 17:27.15 ---> saved as "ce0404fd7ec900aa376bd5ca4f78d7b8318fa93193c776c2fe10f7b7c9284296" /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 17:27.19 ---> saved as "2f3fd573b921c0ebce978d28f010ffedb93e790c1dc944c76b584579d4056410" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-05 17:27.24 ---> saved as "797ca1613a7c2c6395099d5f279e03b484eb2b30e7b2fe9a1ebde2a7ea0a9d1b" /src: (env DEPS "base-bigarray.base base-threads.base base-unix.base dune.3.23.0 ocaml.4.14.3 ocaml-base-compiler.4.14.3 ocaml-config.2 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 "zypper" "--non-interactive" "refresh" - Retrieving repository 'Update repository of openSUSE Backports' metadata [.. - Looking for gpg keys in repository Update repository of openSUSE Backports. - gpgkey=http://download.opensuse.org/update/leap/15.6/backports/repodata/repomd.xml.key - .... - .... - .... - .... - .... - ...... - .............done] - Building repository 'Update repository of openSUSE Backports' cache [.. - ..done] - Retrieving repository 'Update repository with updates from SUSE Linux Enterprise 15' metadata [.. - Looking for gpg keys in repository Update repository with updates from SUSE Linux Enterprise 15. - gpgkey=http://download.opensuse.org/update/leap/15.6/sle/repodata/repomd.xml.key - ...... - .... - .... - .... - .... - ......... - .......... - .......... - .......... - ......... - .......... - .......... - .......... - .......... - .......... - ........... - ....done] - Building repository 'Update repository with updates from SUSE Linux Enterprise 15' cache [.. - ..done] - Retrieving repository 'Main Update Repository' metadata [. - . - Looking for gpg keys in repository Main Update Repository. - gpgkey=http://download.opensuse.org/update/leap/15.6/oss/repodata/repomd.xml.key - ...... - .... - .... - .... - .... - .... - .... - .... - .... - .... - ......... - .....done] - Building repository 'Main Update Repository' cache [....done] - Repository 'Update Repository (Non-Oss)' is up to date. - Repository 'Non-OSS Repository' is up to date. - Repository 'Main Repository' is up to date. - All repositories have been refreshed. <><> 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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.3). [NOTE] Package ocaml is already installed (current version is 4.14.3). [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-bigarray is already installed (current version is base). # To update the current shell environment, run: eval $(opam env) 2026-05-05 17:28.42 ---> saved as "888e9aaafc12b0aeccc3daa8a313ad38c8eb1eed97916b4cebe981ce523d9790" /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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.3). [NOTE] Package ocaml is already installed (current version is 4.14.3). [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-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 17:29.24 ---> saved as "f69e342c1942c13c85d5852a6c537a137670187403e6cbd91646e40186f29bc6" /src: (copy (src .) (dst /src)) 2026-05-05 17:29.29 ---> saved as "58d9e2e2c6e5e8b634a02aae6f7cf8b0036ecc7a54f3eced6cddde2c6a068cbc" /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 Assert_failure("test.ml", 85, 2) "/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2026-05-05 17:29.32: Job failed: Failed: Build failed