2026-06-23 14:26.14: New job: test ocaml-ppx/ocamlformat https://github.com/ocaml-ppx/ocamlformat.git#refs/heads/main (3d4566b21e2e1230ae84c2ede948bdd1815f7548) (linux-x86_64:ubuntu-25.04-5.4_opam-2.5) Base: ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-ppx/ocamlformat.git" -b "main" && cd "ocamlformat" && git reset --hard 3d4566b2 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63 # ubuntu-25.04-5.4_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 cd ~/opam-repository && (git cat-file -e 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN opam update -u COPY --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.1.9.1 astring.0.8.5 base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocaml_intrinsics_kernel.v0.17.2 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0" 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 $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 2026-06-23 14:26.14: Using cache hint "ocaml-ppx/ocamlformat-ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63-ubuntu-25.04-5.4_opam-2.5-f4ad357d586371cf29bda5e7cd443b9a" 2026-06-23 14:26.14: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63) (comment ubuntu-25.04-5.4_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 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && 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.1.9.1 astring.0.8.5 base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocaml_intrinsics_kernel.v0.17.2 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0") (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")) ) 2026-06-23 14:26.14: Waiting for resource in pool OCluster 2026-06-23 14:26.14: Waiting for worker… 2026-06-23 14:26.14: Got resource from pool OCluster Building on asteria.caelum.ci.dev HEAD is now at 156e10801 Rename the internal main module to ocamlformat (fix Dune PM CI) HEAD is now at 3d4566b21 Fix formatting oscillation in if-then-else branches (#2800) (from ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63) Unable to find image 'ocaml/opam:ubuntu-25.04-ocaml-5.4@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63' locally docker.io/ocaml/opam@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63: Pulling from ocaml/opam c62190a9ab61: Already exists 3ffa5fa4c338: Already exists 1ad98d62710f: Already exists 32b7f1733f93: Already exists 60b6d784b3f1: Already exists 5a2a6d451e1f: Already exists 6331cc613db1: Already exists cd17da539bcb: Already exists a78785a8707a: Already exists 017a8e839984: Already exists 269878e77d3e: Already exists d105ce9936af: Already exists 6a816e31a608: Already exists c561c5e7e836: Already exists 2c2bead92061: Already exists 181b5e50467a: Already exists 181b5e50467a: Already exists e1747048878a: Already exists 9964000ee5c2: Already exists 2f528d56ff17: Already exists 0cae2e739013: Already exists 4f4fb700ef54: Already exists 7b56ac9ded88: Already exists 02acd4f922b8: Already exists 5820f3f0ac5b: Already exists 565d3d2f91e3: Already exists 6011b75baccf: Already exists aa679525444d: Already exists 6233cfda6bc6: Already exists e337c50fadae: Already exists 68480da602a2: Already exists fe8455ef7fdd: Already exists 376ec1c1ff04: Already exists 62414c6876a0: Already exists e13152495ead: Already exists 7237efe4b8d6: Already exists dcb6948decd1: Already exists 9ef3e7aa87ba: Already exists 4f4fb700ef54: Already exists cd0bb5382221: Already exists 20d240a069ed: Pulling fs layer 06d7e4208a1c: Pulling fs layer 7a657e3645e2: Pulling fs layer c921b91c9131: Pulling fs layer 0bf308db2801: Pulling fs layer a6ce20e09802: Pulling fs layer 5f4d332f89f7: Pulling fs layer 0bf308db2801: Waiting a6ce20e09802: Waiting c921b91c9131: Waiting 5f4d332f89f7: Waiting 06d7e4208a1c: Verifying Checksum 06d7e4208a1c: Download complete 7a657e3645e2: Verifying Checksum 7a657e3645e2: Download complete 20d240a069ed: Verifying Checksum 20d240a069ed: Download complete 20d240a069ed: Pull complete 06d7e4208a1c: Pull complete 7a657e3645e2: Pull complete 0bf308db2801: Download complete a6ce20e09802: Verifying Checksum a6ce20e09802: Download complete 5f4d332f89f7: Download complete c921b91c9131: Verifying Checksum c921b91c9131: Download complete c921b91c9131: Pull complete 0bf308db2801: Pull complete a6ce20e09802: Pull complete 5f4d332f89f7: Pull complete Digest: sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63 Status: Downloaded newer image for ocaml/opam@sha256:83de02032f9b85dce929d64c231fb77f94e15f564a87598ef1a9d0df7e592a63 2026-06-23 14:26.20 ---> using "e46652951934a813efb0d6f84cbda4f6fef1559a7ac3cd152c83e05942bad382" from cache /: (comment ubuntu-25.04-5.4_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")) 2026-06-23 14:26.20 ---> using "0156715f7bd075dc9bbd163fb816953345512b408fb350e6bc0fcf12ee05587e" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 9875e1aa567baabe729e1edf7e7c069efe8d3bce || git fetch origin master) && git reset -q --hard 9875e1aa567baabe729e1edf7e7c069efe8d3bce && git log --no-decorate -n1 --oneline")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD fc08333d1b..f7180a0a73 master -> origin/master 9875e1aa56 Merge pull request #30077 from mtelvers/opam-publish-ocaml-version.4.1.3 2026-06-23 14:26.20 ---> using "f6c373d1cd8b3674262e7744491d5a82306ed894a084691b4f7ae4e70944f801" 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 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. [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 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-06-23 14:26.20 ---> using "34ff4bbcfc5750f32d83036445566d4e2db0687421b172ea03e1796d922186b1" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 7.0.0-22-generic The OCaml toplevel, version 5.4.1 2.5.1 2026-06-23 14:26.20 ---> using "f9ad6d94100f2629ff059bb4fe7b87d3ee68fdd2071e0e3b780cfd3d74c05582" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-06-23 14:26.20 ---> using "4cf3635733b4c696260b3c1afe539498840ddf8965153e748b859e170aec2587" 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-repository Everything 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.5.5.1 - ocaml-compiler.5.5.0 However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.1"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-06-23 14:26.20 ---> using "9a3d17c5211d266952dfac43603dfacf57ea8d508e6cbc51f4f7fe0102f1b8e1" from cache /src: (copy (src ocamlformat.opam ocamlformat-rpc-lib.opam ocamlformat-lib.opam ocamlformat-bench.opam) (dst ./)) 2026-06-23 14:26.20 ---> using "2c6a1aadc399905891e11019f3e4bc81203b920f8adfe5deb0fedb94b598b6f0" from cache /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) 2026-06-23 14:26.20 ---> using "394b60653b89e153b8c59186fd8e13ee64624a610ca3fb63b6bab935b0a1fcd2" from cache /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-06-23 14:26.20 ---> using "852f039305986ad25becc6f0436506f5228f370b764ce0238aa5a5051b093a5a" from cache /src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bechamel.0.5.0 camlp-streams.5.0.1 cmdliner.2.1.1 csexp.1.5.2 dune.3.23.1 dune-build-info.3.23.1 dune-configurator.3.23.1 either.1.0.0 fix.20250919 fmt.0.11.0 fpath.0.7.3 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.3 ocaml_intrinsics_kernel.v0.17.2 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocp-indent.1.9.0 re.1.14.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1 uucp.17.0.0 uuseg.17.0.0 uutf.1.0.4 yojson.3.0.0") /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://archive.ubuntu.com/ubuntu plucky InRelease - Hit:2 http://archive.ubuntu.com/ubuntu plucky-updates InRelease - Hit:3 http://security.ubuntu.com/ubuntu plucky-security InRelease - Hit:4 http://archive.ubuntu.com/ubuntu plucky-backports InRelease - 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-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 5.4.1). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml is already installed (current version is 5.4.1). [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) 2026-06-23 14:26.20 ---> using "eaa10a54e05f5221cb629a072f12b5a8b601541103c06fa6e449fef03b9b2a4d" from cache /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 5.4.1). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1). [NOTE] Package ocaml is already installed (current version is 5.4.1). [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 34 packages - install alcotest 1.9.1 - install astring 0.8.5 - install base v0.17.3 - install bechamel 0.5.0 - install camlp-streams 5.0.1 - install cmdliner 2.1.1 - install csexp 1.5.2 - install dune 3.23.1 - install dune-build-info 3.23.1 - install dune-configurator 3.23.1 - install either 1.0.0 - install fix 20250919 - install fmt 0.11.0 - install fpath 0.7.3 - install menhir 20260209 - install menhirCST 20260209 - install menhirGLR 20260209 - install menhirLib 20260209 - install menhirSdk 20260209 - install ocaml-syntax-shims 1.0.0 - install ocaml-version 4.1.3 - install ocaml_intrinsics_kernel v0.17.2 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocp-indent 1.9.0 - install re 1.14.0 - install sexplib0 v0.17.0 - install stdio v0.17.0 - install stdlib-shims 0.3.0 - install topkg 1.1.1 - install uucp 17.0.0 - install uuseg 17.0.0 - install uutf 1.0.4 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved alcotest.1.9.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved base.v0.17.3 (cached) -> retrieved bechamel.0.5.0 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cmdliner.2.1.1 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved either.1.0.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved fix.20250919 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocaml-version.4.1.3 (cached) -> retrieved ocaml_intrinsics_kernel.v0.17.2 (cached) -> retrieved menhir.20260209, menhirCST.20260209, menhirGLR.20260209, menhirLib.20260209, menhirSdk.20260209 (cached) -> retrieved dune.3.23.1, dune-build-info.3.23.1, dune-configurator.3.23.1 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocp-indent.1.9.0 (cached) -> retrieved re.1.14.0 (cached) -> retrieved sexplib0.v0.17.0 (cached) -> retrieved stdio.v0.17.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> installed cmdliner.2.1.1 -> retrieved topkg.1.1.1 (cached) -> retrieved uuseg.17.0.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved uucp.17.0.0 (cached) -> retrieved yojson.3.0.0 (cached) -> installed ocamlfind.1.9.8 -> installed ocamlbuild.0.16.1 -> installed topkg.1.1.1 -> installed uutf.1.0.4 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed fpath.0.7.3 -> installed dune.3.23.1 -> installed bechamel.0.5.0 -> installed camlp-streams.5.0.1 -> installed csexp.1.5.2 -> installed dune-build-info.3.23.1 -> installed either.1.0.0 -> installed fix.20250919 -> installed menhirCST.20260209 -> installed menhirGLR.20260209 -> installed menhirLib.20260209 -> installed menhirSdk.20260209 -> installed ocaml-syntax-shims.1.0.0 -> installed ocaml-version.4.1.3 -> installed ocaml_intrinsics_kernel.v0.17.2 -> installed ocp-indent.1.9.0 -> installed re.1.14.0 -> installed sexplib0.v0.17.0 -> installed stdlib-shims.0.3.0 -> installed yojson.3.0.0 -> installed dune-configurator.3.23.1 -> installed alcotest.1.9.1 -> installed uucp.17.0.0 -> installed menhir.20260209 -> installed base.v0.17.3 -> installed uuseg.17.0.0 -> installed stdio.v0.17.0 Done. <><> ocp-indent.1.9.0 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/5.4/share/emacs/site-lisp") (require 'ocp-indent) * for Vim, add this line to ~/.vimrc: set rtp^="/home/opam/.opam/5.4/share/ocp-indent/vim" # To update the current shell environment, run: eval $(opam env) 2026-06-23 14:26.20 ---> using "05eb8fca895765a8a9e760aa63df080409755f3e9bbc71d537233bbb3e50818c" from cache /src: (copy (src .) (dst /src)) 2026-06-23 14:26.34 ---> saved as "482cf1f5068ebfff457b9a700fee41e8d7e418d86571f41e10affd44f3510aec" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/test/unit && ./test_unit.exe) Testing `ocamlformat'. This run has ID `YHFTCSVC'. ................................................................................ ................................................................................ ............................................ 2026-06-23 14:26.46 ---> saved as "41d15cff165bb975e2fa73b931b68797acca9fb6e6505b90f3c9d6f995a972cd" Job succeeded 2026-06-23 14:26.46: Job succeeded