2026-05-13 10:19.01: New job: test ocaml-ppx/ocamlformat https://github.com/ocaml-ppx/ocamlformat.git#refs/pull/2778/head (38b4607bb9aaacd0aa348c8caf369be618b8b1ad) (linux-x86_64:(lower-bound))Base: ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440cOpam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-ppx/ocamlformat.git" && cd "ocamlformat" && git fetch origin "refs/pull/2778/head" && git reset --hard 38b4607bcat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c# debian-13-4.11_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --onelineRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN opam update -uCOPY --chown=1000:1000 ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam ./RUN opam pin add -yn ocamlformat.dev './' && \opam pin add -yn ocamlformat-rpc-lib.dev './' && \opam pin add -yn ocamlformat-lib.dev './' && \opam pin add -yn ocamlformat-bench.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="alcotest.1.5.0 astring.0.8.3 base.v0.13.1 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.2.0 biniou.1.2.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-m4.1 conf-which.1 cppo.1.6.1 csexp.1.4.0 dune.2.9.3 dune-build-info.2.9.3 dune-configurator.2.5.1 dune-private-libs.2.5.1 easy-format.1.0.1 either.1.0.0 fix.20130611 fmt.0.9.0 fpath.0.7.3 jbuilder.1.0+beta20.1 menhir.20201216 menhirLib.20201216 menhirSdk.20201216 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.3.5.0 ocamlbuild.0.14.0 ocamlfind.1.8.1 ocp-indent.1.8.1 re.1.10.3 result.1.5 seq.0.3 sexplib0.v0.13.0 stdio.v0.13.0 stdlib-shims.0.1.0 topkg.1.0.8 uucp.14.0.0 uuseg.14.0.0 uutf.1.0.3 yojson.1.6.0"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-05-13 10:19.01: Using cache hint "ocaml-ppx/ocamlformat-ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c-debian-13-4.11_opam-2.5-96353a27618607ab17acaa34ca8054c8"2026-05-13 10:19.01: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c)(comment debian-13-4.11_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 (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --oneline"))(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 "opam update -u"))(copy (src ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam)(dst ./))(run (network host)(shell "opam pin add -yn ocamlformat.dev './' && \\nopam pin add -yn ocamlformat-rpc-lib.dev './' && \\nopam pin add -yn ocamlformat-lib.dev './' && \\nopam pin add -yn ocamlformat-bench.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "alcotest.1.5.0 astring.0.8.3 base.v0.13.1 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.2.0 biniou.1.2.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-m4.1 conf-which.1 cppo.1.6.1 csexp.1.4.0 dune.2.9.3 dune-build-info.2.9.3 dune-configurator.2.5.1 dune-private-libs.2.5.1 easy-format.1.0.1 either.1.0.0 fix.20130611 fmt.0.9.0 fpath.0.7.3 jbuilder.1.0+beta20.1 menhir.20201216 menhirLib.20201216 menhirSdk.20201216 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.3.5.0 ocamlbuild.0.14.0 ocamlfind.1.8.1 ocp-indent.1.8.1 re.1.10.3 result.1.5 seq.0.3 sexplib0.v0.13.0 stdio.v0.13.0 stdlib-shims.0.1.0 topkg.1.0.8 uucp.14.0.0 uuseg.14.0.0 uutf.1.0.3 yojson.1.6.0")(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 ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.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")))2026-05-13 10:19.01: Waiting for resource in pool OCluster2026-05-13 10:42.41: Waiting for worker…2026-05-13 10:44.44: Got resource from pool OClusterBuilding on phoebe.caelum.ci.devAll commits already cachedHEAD is now at 38b4607bb Format(from ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c)Unable to find image 'ocaml/opam:debian-13-ocaml-4.11@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c' locallydocker.io/ocaml/opam@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c: Pulling from ocaml/opam307f8152a55e: Already exists53d481666795: Already exists4ee22a5df705: Already existsae88ba2e7c99: Already exists466fcae906a3: Already exists024abae8c1ed: Already existsd582ebdec32b: Already existsaa12715098f1: Already exists62299cb9f759: Already existsa25072680c61: Already exists43b56dd9ccf7: Already exists244d3fc9f983: Already existsc4fb47424a8f: Already existscf6798d648a4: Already exists279a991ac05e: Already existscf66fc12d100: Already existscf66fc12d100: Already existsd39d0e8ae83c: Already exists4b54e9cd8568: Already existsf65d25bce8ea: Already exists7d77baca5957: Already exists4f4fb700ef54: Already existsa99a940ecfac: Already existsf5264679c08b: Already existsf2b70106109c: Already existsb37088730bad: Already existscbd33ffade5f: Already existsf1cf9ab18ca0: Already exists87f3d72372a4: Already exists25d15f09ece2: Already exists6304df60357e: Already exists34a8ea3e9b48: Already existsa0636f21098e: Already exists9511add15c87: Already exists963ec00065e9: Already exists3a098b8178a5: Already existsca1c1d43252a: Already existsca50eb78767c: Already exists85fc1e77225e: Already exists088f7de253ad: Already existsa3252813698b: Pulling fs layer29c18e123b7c: Pulling fs layerf9fe8a9fcba5: Pulling fs layer29c18e123b7c: Waitingc7ffbe2d1595: Pulling fs layerf9fe8a9fcba5: Waitingc7ffbe2d1595: Waiting29c18e123b7c: Download completef9fe8a9fcba5: Verifying Checksumf9fe8a9fcba5: Download completec7ffbe2d1595: Verifying Checksumc7ffbe2d1595: Download completea3252813698b: Verifying Checksuma3252813698b: Download completea3252813698b: Pull complete29c18e123b7c: Pull completef9fe8a9fcba5: Pull completec7ffbe2d1595: Pull completeDigest: sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440cStatus: Downloaded newer image for ocaml/opam@sha256:6c34153b2b07fc0f884e792a60178e250c2d06a45050e01ed0883a67ec11440c2026-05-13 10:44.49 ---> using "36abb6db1723167d15c41f53ef05d371444812dc64e2ea7fe109d222db988473" from cache/: (comment debian-13-4.11_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"))2026-05-13 10:44.50 ---> using "8b6c3f9b20d6c3beeb84a8d52ac5abfb97ee836913fb82a0f86bfdcf7eb71547" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 4ae3c774e4a07972d8dc71ead3a8294779f6dada || git fetch origin master) && git reset -q --hard 4ae3c774e4a07972d8dc71ead3a8294779f6dada && git log --no-decorate -n1 --oneline"))4ae3c774e4 Merge pull request #29579 from ocaml/add-msys2-depexts2026-05-13 10:44.52 ---> using "54f96e68ea5840d69b4f02846708b193c7a3c7a8b89c58ccdd59dd408cc89131" 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 2.1 to version 2.2, which can't be reverted.You may want to back it up before going further.Continue? [Y/n] y[NOTE] The 'jobs' option was reset, its value was 1 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:opam option jobs=1 --globalFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repository2026-05-13 10:44.54 ---> using "2e0488c85be23cfa510e6ed517b32de1968c6ef0872055c2e53d8cd567d53531" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-111-genericThe OCaml toplevel, version 4.11.22.5.12026-05-13 10:44.55 ---> using "2e3f19834893eb0759c86b2e011bf3b52c3aa4c6e95eb8613bc712c32121d5d7" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-05-13 10:44.56 ---> using "6f860519618ac6071ef972da70b2fd5c8de012ce87d22609f5f2a49241b2d26e" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam update -u"))<><> 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).The following packages are not being upgraded because the new versions conflict with other installed packages:- ocaml.5.5.0- ocaml-config.3However, 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)2026-05-13 10:44.57 ---> using "7a3f34e1cf8732e7a22e946b952071a1ceef433d7611e04e2d67e9bac206c064" from cache/src: (copy (src ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam)(dst ./))2026-05-13 10:44.59 ---> saved as "eb48371fe627bc02a1889bd7d58cb7b06b854759053eebd0d7b6b500c551c746"/src: (run (network host)(shell "opam pin add -yn ocamlformat.dev './' && \\nopam pin add -yn ocamlformat-rpc-lib.dev './' && \\nopam pin add -yn ocamlformat-lib.dev './' && \\nopam pin add -yn ocamlformat-bench.dev './'"))[ocamlformat.dev] synchronised (file:///src)ocamlformat is now pinned to file:///src (version dev)[ocamlformat-rpc-lib.dev] synchronised (file:///src)ocamlformat-rpc-lib is now pinned to file:///src (version dev)[ocamlformat-lib.dev] synchronised (file:///src)ocamlformat-lib is now pinned to file:///src (version dev)[NOTE] Package ocamlformat-bench does not exist in opam repositories registered in the current switch.[ocamlformat-bench.dev] synchronised (file:///src)[WARNING] Failed checks on ocamlformat-bench package definition from source at file:///src:warning 68: Missing field 'license'ocamlformat-bench is now pinned to file:///src (version dev)2026-05-13 10:45.15 ---> saved as "1f19381f32cc80c6fc8cdcb5596299a0ecd439e1c6a92ebf33480bcec86caa7e"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-05-13 10:45.20 ---> saved as "d48868d5b881e5b4af35d289e24577a112cd5621c9268974d617b90f4fc65c0b"/src: (env DEPS "alcotest.1.5.0 astring.0.8.3 base.v0.13.1 base-bigarray.base base-bytes.base base-threads.base base-unix.base bechamel.0.2.0 biniou.1.2.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-m4.1 conf-which.1 cppo.1.6.1 csexp.1.4.0 dune.2.9.3 dune-build-info.2.9.3 dune-configurator.2.5.1 dune-private-libs.2.5.1 easy-format.1.0.1 either.1.0.0 fix.20130611 fmt.0.9.0 fpath.0.7.3 jbuilder.1.0+beta20.1 menhir.20201216 menhirLib.20201216 menhirSdk.20201216 ocaml.4.11.2 ocaml-base-compiler.4.11.2 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocaml-version.3.5.0 ocamlbuild.0.14.0 ocamlfind.1.8.1 ocp-indent.1.8.1 re.1.10.3 result.1.5 seq.0.3 sexplib0.v0.13.0 stdio.v0.13.0 stdlib-shims.0.1.0 topkg.1.0.8 uucp.14.0.0 uuseg.14.0.0 uutf.1.0.3 yojson.1.6.0")/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 ocamlformat.dev ocamlformat-rpc-lib.dev ocamlformat-lib.dev ocamlformat-bench.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 [160 kB]- Fetched 251 kB in 0s (1920 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[ocamlformat.dev] synchronised (file:///src)[ocamlformat-bench.dev] synchronised (file:///src)[ocamlformat-lib.dev] synchronised (file:///src)[ocamlformat-rpc-lib.dev] synchronised (file:///src)[NOTE] Package ocaml-config is already installed (current version is 1).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2).[NOTE] Package ocaml is already installed (current version is 4.11.2).[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 system packages will first need to be installed:m4<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "m4"- Selecting previously unselected package m4.- (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ... 30% (Reading database ... 35% (Reading database ... 40% (Reading database ... 45% (Reading database ... 50% (Reading database ... 55% (Reading database ... 60% (Reading database ... 65% (Reading database ... 70% (Reading database ... 75% (Reading database ... 80% (Reading database ... 85% (Reading database ... 90% (Reading database ... 95% (Reading database ... 100% (Reading database ... 20623 files and directories currently installed.)- Preparing to unpack .../archives/m4_1.4.19-8_amd64.deb ...- Unpacking m4 (1.4.19-8) ...- Setting up m4 (1.4.19-8) ...# To update the current shell environment, run: eval $(opam env)2026-05-13 10:45.53 ---> saved as "fad1024335f73b729266bb5805e2759aefd1bfaafd2fa670611287fc398d0298"/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam install $DEPS"))[NOTE] Package ocaml-config is already installed (current version is 1).[NOTE] Package ocaml-base-compiler is already installed (current version is 4.11.2).[NOTE] Package ocaml is already installed (current version is 4.11.2).[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 41 packages- install alcotest 1.5.0- install astring 0.8.3- install base v0.13.1- install base-bytes base- install bechamel 0.2.0- install biniou 1.2.0- install camlp-streams 5.0.1- install cmdliner 1.3.0- install conf-m4 1- install conf-which 1- install cppo 1.6.1- install csexp 1.4.0- install dune 2.9.3- install dune-build-info 2.9.3- install dune-configurator 2.5.1- install dune-private-libs 2.5.1- install easy-format 1.0.1- install either 1.0.0- install fix 20130611- install fmt 0.9.0- install fpath 0.7.3- install jbuilder 1.0+beta20.1 (deprecated)- install menhir 20201216- install menhirLib 20201216- install menhirSdk 20201216- install ocaml-syntax-shims 1.0.0- install ocaml-version 3.5.0- install ocamlbuild 0.14.0- install ocamlfind 1.8.1- install ocp-indent 1.8.1- install re 1.10.3- install result 1.5- install seq 0.3- install sexplib0 v0.13.0- install stdio v0.13.0- install stdlib-shims 0.1.0- install topkg 1.0.8- install uucp 14.0.0- install uuseg 14.0.0- install uutf 1.0.3- install yojson 1.6.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved alcotest.1.5.0 (cached)-> retrieved astring.0.8.3 (cached)-> retrieved base.v0.13.1 (cached)-> retrieved biniou.1.2.0 (cached)-> retrieved camlp-streams.5.0.1 (cached)-> installed conf-which.1-> installed conf-m4.1-> retrieved bechamel.0.2.0 (https://opam.ocaml.org/cache)-> retrieved cmdliner.1.3.0 (cached)-> retrieved cppo.1.6.1 (cached)-> retrieved csexp.1.4.0 (https://opam.ocaml.org/cache)-> retrieved easy-format.1.0.1 (cached)-> retrieved either.1.0.0 (cached)-> retrieved fix.20130611 (cached)-> retrieved fmt.0.9.0 (cached)-> retrieved fpath.0.7.3 (cached)-> retrieved jbuilder.1.0+beta20.1 (cached)-> retrieved dune.2.9.3, dune-build-info.2.9.3 (cached)-> retrieved dune-configurator.2.5.1, dune-private-libs.2.5.1 (cached)-> retrieved ocaml-syntax-shims.1.0.0 (cached)-> retrieved ocaml-version.3.5.0 (cached)-> retrieved ocamlfind.1.8.1 (cached)-> retrieved menhir.20201216, menhirLib.20201216, menhirSdk.20201216 (https://opam.ocaml.org/cache)-> retrieved ocamlbuild.0.14.0 (cached)-> installed cmdliner.1.3.0-> retrieved re.1.10.3 (cached)-> retrieved result.1.5 (cached)-> retrieved ocp-indent.1.8.1 (https://opam.ocaml.org/cache)-> retrieved seq.0.3 (cached)-> retrieved sexplib0.v0.13.0 (cached)-> retrieved stdio.v0.13.0 (cached)-> retrieved stdlib-shims.0.1.0 (cached)-> retrieved topkg.1.0.8 (cached)-> retrieved uutf.1.0.3 (cached)-> retrieved uuseg.14.0.0 (https://opam.ocaml.org/cache)-> retrieved yojson.1.6.0 (cached)-> retrieved uucp.14.0.0 (cached)-> installed ocamlfind.1.8.1-> installed base-bytes.base-> installed easy-format.1.0.1-> installed ocamlbuild.0.14.0-> installed fix.20130611-> installed jbuilder.1.0+beta20.1-> installed biniou.1.2.0-> installed cppo.1.6.1-> installed dune.2.9.3-> installed topkg.1.0.8-> installed camlp-streams.5.0.1-> installed dune-build-info.2.9.3-> installed either.1.0.0-> installed stdlib-shims.0.1.0-> installed seq.0.3-> installed ocaml-version.3.5.0-> installed result.1.5-> installed menhirSdk.20201216-> installed sexplib0.v0.13.0-> installed menhirLib.20201216-> installed csexp.1.4.0-> installed ocaml-syntax-shims.1.0.0-> installed uutf.1.0.3-> installed fmt.0.9.0-> installed re.1.10.3-> installed ocp-indent.1.8.1-> installed yojson.1.6.0-> installed astring.0.8.3-> installed bechamel.0.2.0-> installed fpath.0.7.3-> installed alcotest.1.5.0-> installed dune-private-libs.2.5.1-> installed dune-configurator.2.5.1-> installed menhir.20201216-> installed base.v0.13.1-> installed stdio.v0.13.0-> installed uucp.14.0.0-> installed uuseg.14.0.0Done.<><> ocp-indent.1.8.1 installed successfully ><><><><><><><><><><><><><><><><><>=> This package requires additional configuration for use in editors. Install package 'user-setup', or manually:* for Emacs, add these lines to ~/.emacs:(add-to-list 'load-path "/home/opam/.opam/4.11/share/emacs/site-lisp")(require 'ocp-indent)* for Vim, add this line to ~/.vimrc:set rtp^="/home/opam/.opam/4.11/share/ocp-indent/vim"<><> jbuilder.1.0+beta20.1 installed successfully <><><><><><><><><><><><><><><>=> Note: This package is deprecated.# To update the current shell environment, run: eval $(opam env)2026-05-13 10:47.08 ---> saved as "a3f528634587f2d94e2a552e10ecb96e81196127d10048228d60fe7c51f178bd"/src: (copy (src .) (dst /src))2026-05-13 10:52.06 ---> saved as "614464961cef8388db906200d39c841cc684cfd6527d3f8541ca695d688ea696"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))File "/home/opam/.opam/4.11/lib/biniou/biniou.dune", line 1, characters 0-0:Warning: .dune files are ignored since 2.0. Reinstall the library with dune>= 2.0 to get rid of this warning and enable support for the subsystem thislibrary provides.test_unit alias test/unit/runtestTesting `ocamlformat'.This run has ID `OWQ0C53A'.............................................................................................................................................................................................................2026-05-13 10:52.40 ---> saved as "aa531702097186665cf25c5d1f1c7ba56b92c938f59c1351166a292d687d3099"Job succeeded2026-05-13 10:59.04: Job succeeded