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2026-02-24 18:13.52: New job: test ahrefs/monorobot https://github.com/ahrefs/monorobot.git#refs/heads/re2-2-re (5344f3c12b895ce1682e2435708ee5a46ebaad73) (linux-x86_64:(lint-opam))
Base: ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1
Opam files lint


To reproduce locally:


git clone --recursive "https://github.com/ahrefs/monorobot.git" -b "re2-2-re" && cd "monorobot" && git reset --hard 5344f3c1
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1
# 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 f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && 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.3.0.1 atdgen.3.0.1 atdgen-runtime.3.0.1 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.0.2.1 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.6.1.1 lwt_ppx.6.1.0 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.0.3 mirage-crypto-ec.2.0.3 mirage-crypto-pk.2.0.3 mirage-crypto-rng.2.0.3 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.0.37.0 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.0.11 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


2026-02-24 18:13.52: Using cache hint "ahrefs/monorobot-ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1-debian-13-5.0_opam-2.5-80c2f947e4c2444c68c59ba2cae8384d"
2026-02-24 18:13.52: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1)
(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 f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && 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 (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
(env DEPS "angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 atd.3.0.1 atdgen.3.0.1 atdgen-runtime.3.0.1 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.0.2.1 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.6.1.1 lwt_ppx.6.1.0 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.0.3 mirage-crypto-ec.2.0.3 mirage-crypto-pk.2.0.3 mirage-crypto-rng.2.0.3 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.0.37.0 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.0.11 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"))
)


2026-02-24 18:13.52: Waiting for resource in pool OCluster
2026-02-24 20:53.48: Waiting for worker…
2026-02-24 20:58.04: Got resource from pool OCluster
Building on eumache
All commits already cached
HEAD is now at 5344f3c update lwt and lwt_ppx upper bounds


(from ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.0@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1' locally
docker.io/ocaml/opam@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1: Pulling from ocaml/opam
ef235bf1a09a: Already exists
58b06b604a42: Already exists
b55f23c32d5a: Already exists
aa415425edb7: Already exists
c4f39ed7469c: Already exists
ca248a2fdd5e: Already exists
74109c509b2f: Already exists
18c2fa2271cb: Already exists
37d4d41661a2: Already exists
0b2f35f78814: Already exists
e65f29522a9a: Already exists
603a51b67573: Already exists
89b2faa02f16: Already exists
e5f11471afd4: Already exists
d7b0e5daa224: Already exists
7bec4d50f3b2: Already exists
d3a70ed71f1c: Already exists
90de03d9b27a: Already exists
a28f685cf2db: Already exists
5bb5e02041c7: Already exists
74f9af816199: Already exists
74c2f6cb4138: Already exists
4f4fb700ef54: Already exists
5ce9bdcb2952: Already exists
bf18c14e9b34: Already exists
bb4b67501479: Already exists
89e7ed0468f5: Already exists
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363b481ff012: Already exists
437bd8bc3ce9: Already exists
2bcf3429833a: Already exists
3e5fe21454e9: Already exists
f3afb11ae499: Already exists
c3a5b88f5e5f: Already exists
124a1dc355b1: Already exists
0a9982d37abd: Already exists
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f81507befe71: Already exists
7984e4546bf9: Already exists
3579b890ab6e: Already exists
e83772930ba8: Already exists
8079a9747078: Already exists
cdb14bd437d1: Already exists
b8579311cce4: Already exists
bfe5af98ce87: Already exists
Digest: sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1
Status: Downloaded newer image for ocaml/opam@sha256:3c22515e08caf050cd44d8c9405fa3551793de10413ae888c282ac0a941f61c1
2026-02-24 20:59.12 ---> using "1068c3ccbe52c746e0e2e979650a1a1c45261e5cd6ee1c447b634d8591d592e3" 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"))
2026-02-24 20:59.12 ---> using "deaf554cb830b02108949e2ac87a77bf281e5608dec5d3bea1be65907bbc3dda" 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.


Continue? [y/n] y
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.


Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-02-24 20:59.12 ---> using "eaf46cc5bd8debd79fde9918fad34ff5b8f13e6aac72a730426c64a8e034bef2" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.15.0-131-generic
The OCaml toplevel, version 5.0.0
2.2.1
2026-02-24 20:59.12 ---> using "fe95624dbb97e78e8840413580ac56871a9ed883c4e42a19996c8cc391ee1158" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-02-24 20:59.12 ---> using "bed95f79842087e91636dc8f47fb05fe1e124b9a8d81f72e0e58a33c070c7188" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
340ee6fd1f..f15d82d487  master     -> origin/master
f15d82d487 Merge pull request #29449 from raphael-proust/opam-publish-lwt.6.1.1


<><> 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, which will ask permission to downgrade or uninstall the conflicting packages.
Nothing to do.
# Run eval $(opam env) to update the current shell environment
2026-02-24 20:59.12 ---> using "2652a0950f945e80af392eb72ccb453bafb8d6f067b7ccdd8fbb24d8fc261eae" from cache


/src: (copy (src monorobot.opam) (dst ./))
2026-02-24 20:59.13 ---> saved as "a8f01fa4075bb67a4e2460df0e3d7489397f6d87069854725bef60c318d19886"


/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)
2026-02-24 20:59.16 ---> saved as "f6346b0e9c09c907d4c20c19a8ad1d409cfa465019682e89dec94b9af4113e93"


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-02-24 20:59.17 ---> saved as "4b687189bb98127c2be442df1ad6262e1e5f9ab77f92e344c45fc676e1e23704"


/src: (env DEPS "angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 atd.3.0.1 atdgen.3.0.1 atdgen-runtime.3.0.1 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.0.2.1 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.6.1.1 lwt_ppx.6.1.0 macaddr.5.6.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.0.3 mirage-crypto-ec.2.0.3 mirage-crypto-pk.2.0.3 mirage-crypto-rng.2.0.3 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.0.37.0 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.0.11 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 [112 kB]
- Fetched 203 kB in 0s (1161 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
2026-02-24 20:59.24: Job failed: Failed: Build failed