2026-04-13 16:28.42: New job: test ahrefs/monorobot https://github.com/ahrefs/monorobot.git#refs/heads/re2-2-re (4c3f4eb0fc0d387b4c5d59b40856258d34272921) (linux-x86_64:(lint-opam)) Base: ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c Opam files lint To reproduce locally: git clone --recursive "https://github.com/ahrefs/monorobot.git" -b "re2-2-re" && cd "monorobot" && git reset --hard 4c3f4eb0 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c # debian-13-5.0_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.2 /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 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 || git fetch origin master) && git reset -q --hard 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 monorobot.opam ./ RUN opam pin add -yn monorobot.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 atd.4.1.0 atdgen.4.1.0 atdgen-runtime.4.1.0 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 biniou.1.2.2 bos.0.2.1 camlp-streams.5.0.1 camlzip.1.14 cmdliner.2.1.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-libcurl.2 conf-libevent.1 conf-libpcre.2 conf-pkg-config.4 conf-sqlite3.1 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 curl.0.10.0 curl_lwt.0.10.0 devkit.1.20240429 digestif.1.3.0 domain-name.0.5.0 dune.3.20.2 dune-compiledb.0.6.0 dune-configurator.3.20.2 duration.0.3.0 dyn.3.20.2 easy-format.1.3.4 eqaf.0.10 extlib.1.8.0 extunix.0.4.4 ezjsonm.1.3.0 fmt.0.11.0 fpath.0.7.3 gmap.0.3.0 hex.1.5.0 ipaddr.5.6.2 jsonm.1.0.2 kdf.1.0.0 libevent.0.9.0 logs.0.10.0 lwt.5.9.2 lwt_ppx.5.9.3 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mybuild.7 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamldiff.1.2 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 ocurl.transition ohex.0.2.0 omd.1.3.2 opam-core.2.5.0 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.0 opam-repository.2.5.0 opam-state.2.5.0 ordering.3.20.2 ounit.2.2.7 ounit2.2.2.7 parsexp.v0.16.0 patch.3.1.0 pcre.8.0.5 pp.2.0.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 ptime.1.2.0 re.1.14.0 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 sqlgg.20231201 sqlite3.5.4.0 stdlib-shims.0.3.0 stdune.3.20.2 stringext.1.6.0 swhid_core.0.1 topkg.1.1.1 trace.0.12 uri.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y monorobot.dev $DEPS RUN opam install $DEPS ENV CI="true" ENV OCAMLCI="true" WORKDIR /src COPY --chown=1000:1000 . /src/ RUN opam lint RUN opam exec -- opam-dune-lint END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-04-13 16:28.42: Using cache hint "ahrefs/monorobot-ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c-debian-13-5.0_opam-2.5-0ee9ae9d774c156c21b69158d26844e2" 2026-04-13 16:28.42: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c) (comment debian-13-5.0_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-2.2 /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 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 || git fetch origin master) && git reset -q --hard 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src monorobot.opam) (dst ./)) (run (network host) (shell "opam pin add -yn monorobot.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 atd.4.1.0 atdgen.4.1.0 atdgen-runtime.4.1.0 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 biniou.1.2.2 bos.0.2.1 camlp-streams.5.0.1 camlzip.1.14 cmdliner.2.1.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-libcurl.2 conf-libevent.1 conf-libpcre.2 conf-pkg-config.4 conf-sqlite3.1 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 curl.0.10.0 curl_lwt.0.10.0 devkit.1.20240429 digestif.1.3.0 domain-name.0.5.0 dune.3.20.2 dune-compiledb.0.6.0 dune-configurator.3.20.2 duration.0.3.0 dyn.3.20.2 easy-format.1.3.4 eqaf.0.10 extlib.1.8.0 extunix.0.4.4 ezjsonm.1.3.0 fmt.0.11.0 fpath.0.7.3 gmap.0.3.0 hex.1.5.0 ipaddr.5.6.2 jsonm.1.0.2 kdf.1.0.0 libevent.0.9.0 logs.0.10.0 lwt.5.9.2 lwt_ppx.5.9.3 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mybuild.7 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamldiff.1.2 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 ocurl.transition ohex.0.2.0 omd.1.3.2 opam-core.2.5.0 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.0 opam-repository.2.5.0 opam-state.2.5.0 ordering.3.20.2 ounit.2.2.7 ounit2.2.2.7 parsexp.v0.16.0 patch.3.1.0 pcre.8.0.5 pp.2.0.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 ptime.1.2.0 re.1.14.0 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 sqlgg.20231201 sqlite3.5.4.0 stdlib-shims.0.3.0 stdune.3.20.2 stringext.1.6.0 swhid_core.0.1 topkg.1.1.1 trace.0.12 uri.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14") (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=2.2 --depext-only -y monorobot.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (env CI true) (env OCAMLCI true) (workdir /src) (copy (src .) (dst /src/)) (run (shell "opam lint")) (run (shell "opam exec -- opam-dune-lint")) ) 2026-04-13 16:28.42: Waiting for resource in pool OCluster 2026-04-13 16:28.46: Waiting for worker… 2026-04-13 16:55.25: Got resource from pool OCluster Building on clete.caelum.ci.dev All commits already cached HEAD is now at 4c3f4eb Merge branch 'master' into re2-2-re (from ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c) Unable to find image 'ocaml/opam:debian-13-ocaml-5.0@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c' locally docker.io/ocaml/opam@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c: Pulling from ocaml/opam 8f6ad858d0a4: Already exists 9cb5e198c8cf: Already exists 2d346d36dcf2: Already exists cdc35e289b8d: Already exists aeb7244bb580: Already exists fc1943254a0d: Already exists 84238c416f8e: Already exists fbbfe75d3112: Already exists 221fdc5d9929: Already exists 1fec9149b52a: Already exists 9c6e52557f24: Already exists 8737f5036aae: Already exists d69c4074de14: Already exists 7237152a5f04: Already exists fba4b414d8a0: Already exists 40d552afb3ef: Already exists 077cc17dc8e4: Already exists 077cc17dc8e4: Already exists 169e1be36a55: Already exists 0a8a005097ab: Already exists caba3ec4b361: Already exists 6a364dc641f8: Already exists 4f4fb700ef54: Already exists ab8052928cdc: Already exists f5717a28dd6a: Already exists 79233a9b9bed: Already exists d832d53e7392: Already exists 1872dad82243: Already exists bfd849b08ba7: Already exists 834a8024ef15: Already exists 98ccec79258b: Already exists fb48f36a0542: Already exists 3688b13db8e7: Already exists a5c099f5f72c: Already exists 1ff1760de5b0: Already exists 98eec6764aa5: Already exists aa22ae69debd: Already exists 12bfb7b962a2: Already exists ec25ce9bb816: Already exists beadd3cf7357: Already exists d0d0c65a426d: Already exists df506dc1e167: Pulling fs layer 7bfa149e0cf6: Pulling fs layer 8ebf58b62512: Pulling fs layer 6ca53b029af3: Pulling fs layer 6ca53b029af3: Waiting 7bfa149e0cf6: Verifying Checksum 7bfa149e0cf6: Download complete 8ebf58b62512: Verifying Checksum 8ebf58b62512: Download complete 6ca53b029af3: Download complete df506dc1e167: Verifying Checksum df506dc1e167: Download complete df506dc1e167: Pull complete 7bfa149e0cf6: Pull complete 8ebf58b62512: Pull complete 6ca53b029af3: Pull complete Digest: sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c Status: Downloaded newer image for ocaml/opam@sha256:6e1c68e30833ef236c68dbf10d24510d16ed155dff5b031c3a15244f418af35c 2026-04-13 16:55.26 ---> using "6116e7795090b394b692c35f7698f578c9549652048c83e565dc2c1a06de6fcb" from cache /: (comment debian-13-5.0_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-2.2 /usr/bin/opam")) 2026-04-13 16:55.26 ---> using "9f73e888f58f205f4ed693bd846edc639b3f05bd35d8e2971ce8b8ce8c397995" 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 development 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 2026-04-13 16:55.26 ---> using "780d275652ad88d59acd83f29ed61097c4e7168968b11df2f2b7fd8f47199406" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-107-generic The OCaml toplevel, version 5.0.0 2.2.1 2026-04-13 16:55.26 ---> using "1b7c40935a87bdb99d644323913de44f778053297527df776c078014031615c6" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-13 16:55.26 ---> using "1fb5a6bcfbd3c2f530a34194a9aa41f2286c1c6c2f40ada798afb80f61bc5b82" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 || git fetch origin master) && git reset -q --hard 19a1fb6eac6a1f8acb9c2207ce5fba034d8b3ce9 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 95972b8834..ba4685aeec master -> origin/master 19a1fb6eac Merge pull request #29709 from mjambon/release-atd-4.1.0 <><> 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, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # Run eval $(opam env) to update the current shell environment 2026-04-13 16:56.10 ---> saved as "af79a12dd83622fbeb79774609f09f718be9ad598d2f4a575d46a40c818f170f" /src: (copy (src monorobot.opam) (dst ./)) 2026-04-13 16:56.11 ---> saved as "242ae755f24a7dd1e1dcc9d687b02cd63a8106bbe0dd47f05f3288f98efda94c" /src: (run (network host) (shell "opam pin add -yn monorobot.dev './'")) [monorobot.dev] synchronised (file:///src) monorobot is now pinned to file:///src (version dev) 2026-04-13 16:56.14 ---> saved as "54973f6b8f62328de758125117434a88afb0c9df020e434f47b0749d71d10e69" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-13 16:56.15 ---> saved as "2aad5a03f8e6e1d1b878379374b95bcf31d832594a3e83381eb6f8fdc93784a8" /src: (env DEPS "angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 atd.4.1.0 atdgen.4.1.0 atdgen-runtime.4.1.0 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 biniou.1.2.2 bos.0.2.1 camlp-streams.5.0.1 camlzip.1.14 cmdliner.2.1.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-libcurl.2 conf-libevent.1 conf-libpcre.2 conf-pkg-config.4 conf-sqlite3.1 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 curl.0.10.0 curl_lwt.0.10.0 devkit.1.20240429 digestif.1.3.0 domain-name.0.5.0 dune.3.20.2 dune-compiledb.0.6.0 dune-configurator.3.20.2 duration.0.3.0 dyn.3.20.2 easy-format.1.3.4 eqaf.0.10 extlib.1.8.0 extunix.0.4.4 ezjsonm.1.3.0 fmt.0.11.0 fpath.0.7.3 gmap.0.3.0 hex.1.5.0 ipaddr.5.6.2 jsonm.1.0.2 kdf.1.0.0 libevent.0.9.0 logs.0.10.0 lwt.5.9.2 lwt_ppx.5.9.3 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mybuild.7 num.1.6 ocaml.5.0.0 ocaml-base-compiler.5.0.0 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamldiff.1.2 ocamlfind.1.9.8 ocamlgraph.2.2.0 ocplib-endian.1.2 ocurl.transition ohex.0.2.0 omd.1.3.2 opam-core.2.5.0 opam-dune-lint.0.6 opam-file-format.2.2.0 opam-format.2.5.0 opam-repository.2.5.0 opam-state.2.5.0 ordering.3.20.2 ounit.2.2.7 ounit2.2.2.7 parsexp.v0.16.0 patch.3.1.0 pcre.8.0.5 pp.2.0.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 ptime.1.2.0 re.1.14.0 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 sha.1.15.4 spdx_licenses.1.4.0 sqlgg.20231201 sqlite3.5.4.0 stdlib-shims.0.3.0 stdune.3.20.2 stringext.1.6.0 swhid_core.0.1 topkg.1.1.1 trace.0.12 uri.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14") /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=2.2 --depext-only -y monorobot.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 [122 kB] - Fetched 213 kB in 0s (1018 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [monorobot.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-base-compiler is already installed (current version is 5.0.0). [NOTE] Package ocaml is already installed (current version is 5.0.0). [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-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). [ERROR] Package conf-libpcre.2 depends on the unavailable system package 'libpcre3-dev'. You can use `--no-depexts' to attempt installation anyway. "/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.2 --depext-only -y monorobot.dev $DEPS" failed with exit status 5 2026-04-13 16:56.22: Job failed: Failed: Build failed