2026-03-14 10:13.12: New job: test mirage/irmin-watcher https://github.com/mirage/irmin-watcher.git#refs/heads/master (efe1a9e240dfdb660f6e5022ecf6cea70d003e26) (linux-x86_64:(lint-fmt)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 ocamlformat version: version 0.18.0 (from opam) To reproduce locally: git clone --recursive "https://github.com/mirage/irmin-watcher.git" -b "master" && cd "irmin-watcher" && git reset --hard efe1a9e2 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 USER 1000:1000 RUN cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u RUN opam depext -i dune WORKDIR /src RUN opam depext -i ocamlformat=0.18.0 COPY --chown=1000:1000 . /src/ RUN opam exec -- dune build @fmt --ignore-promoted-rules || (echo "dune build @fmt failed"; exit 2) END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-03-14 10:13.12: Using cache hint "mirage/irmin-watcher-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-ocamlformat-31462e7d24da1419f9eb9099a0b60ea507d91ef6" 2026-03-14 10:13.12: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) (user (uid 1000) (gid 1000)) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i dune")) (workdir /src) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i ocamlformat=0.18.0")) (copy (src .) (dst /src/)) (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)")) ) 2026-03-14 10:13.12: Waiting for resource in pool OCluster 2026-03-14 10:20.19: Waiting for worker… 2026-03-14 10:21.34: Got resource from pool OCluster Building on laodoke.caelum.ci.dev All commits already cached HEAD is now at efe1a9e Merge pull request #45 from ElectreAAS/master (from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) Unable to find image 'ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47' locally docker.io/ocaml/opam@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47: Pulling from ocaml/opam 866771c43bf5: Already exists 1e49bea09367: Already exists e793768537e6: Already exists ed323d3d481a: Already exists 7df34a5cd5f1: Already exists fd712d3eb935: Already exists 4b9fb8c99118: Already exists 9d9a01948b94: Already exists 0f1514f90b32: Already exists e1ec5a753447: Already exists 03cc323e2f71: Already exists c09c08ea9749: Already exists b36b619f8e6b: Already exists 195344ca5274: Already exists 228ee78582a6: Already exists 504bde1c25b3: Already exists 9d8b1356c89f: Already exists 9d8b1356c89f: Already exists 568fb6dda155: Already exists c499c9198aea: Already exists 048e5e358118: Already exists 871ca48eb45d: Already exists 4f4fb700ef54: Already exists a5a2568b9df9: Already exists 068cf3106ac8: Already exists 559f54ec9b29: Already exists 798ffd96fde5: Already exists e9a891bf80d7: Already exists d720cfe12674: Already exists c81c932f4a91: Already exists 79f24fa3bb11: Already exists 8c1debcd8c20: Already exists 1bb2cfea7250: Already exists 2b3d3ca75e4c: Already exists 557cacaf263c: Already exists d10483022eef: Already exists 7b62a90d8223: Already exists 28ce8ea66e72: Already exists d975909ea717: Already exists 5c215c69c247: Already exists e7c082452a54: Already exists b7df74d48e36: Pulling fs layer 66e3060fde97: Pulling fs layer 623e45e1559d: Pulling fs layer 9251109c0e89: Pulling fs layer 9251109c0e89: Waiting 66e3060fde97: Download complete 623e45e1559d: Verifying Checksum 623e45e1559d: Download complete 9251109c0e89: Verifying Checksum 9251109c0e89: Download complete b7df74d48e36: Verifying Checksum b7df74d48e36: Download complete b7df74d48e36: Pull complete 66e3060fde97: Pull complete 623e45e1559d: Pull complete 9251109c0e89: Pull complete Digest: sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 Status: Downloaded newer image for ocaml/opam@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 2026-03-14 10:21.34 ---> using "867303d7f04cee0d3e23016229d2a45a69516628a14dbff52754cd3cb283f66f" from cache /: (user (uid 1000) (gid 1000)) /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..f2e7a221a1 master -> origin/master 31462e7d24 Merge pull request #29451 from dra27/relocatable-package <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised default (at git+file:///home/opam/opam-repository): [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html) The following actions will be performed: - recompile ocaml-base-compiler 4.08.1* [upstream changes] - recompile ocaml-config 1 [uses ocaml-base-compiler] - recompile ocaml 4.08.1 [uses ocaml-base-compiler] - recompile opam-depext 1.2.3 [uses ocaml] ===== 4 to recompile ===== <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><> [ocaml-base-compiler.4.08.1] found in cache [opam-depext.1.2.3] found in cache <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> removed opam-depext.1.2.3 -> removed ocaml.4.08.1 -> removed ocaml-config.1 -> removed ocaml-base-compiler.4.08.1 -> installed ocaml-base-compiler.4.08.1 -> installed ocaml-config.1 -> installed ocaml.4.08.1 -> installed opam-depext.1.2.3 Done. # Run eval $(opam env) to update the current shell environment 2026-03-14 10:21.34 ---> using "4d8a352c00d007726accc2a64ddd49349587317c2439dd82fd6ffb34e979dd82" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i dune")) # Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian # No extra OS packages requirements found. # All required OS packages found. # Now letting opam install the packages The following actions will be performed: - install dune 3.21.1 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><> [dune.3.21.1] found in cache <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed dune.3.21.1 Done. # Run eval $(opam env) to update the current shell environment 2026-03-14 10:21.34 ---> using "436d1e24406bd0e7dc5c0e71c2d6d5834d958d634225b15c470e11e40cbedf06" from cache /: (workdir /src) /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i ocamlformat=0.18.0")) # Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian # No extra OS packages requirements found. # All required OS packages found. # Now letting opam install the packages The following actions will be performed: - install ocamlbuild 0.16.1 [required by fpath, uuseg] - install seq base [required by tyxml] - install cmdliner 1.3.0 [required by ocamlformat] - downgrade dune 3.21.1 to 2.9.3 [required by ocamlformat] - install ocamlfind 1.9.8 [required by fpath, uuseg] - install stdlib-shims 0.3.0 [required by ppxlib] - install sexplib0 v0.14.0 [required by base, ppxlib] - install result 1.5 [required by odoc] - install re 1.11.0 [required by ocamlformat] - install ppx_derivers 1.2.1 [required by ppxlib] - install ocaml-version 3.5.0 [required by ocamlformat] - install ocaml-migrate-parsetree 2.4.0 [required by ppxlib] - install ocaml-compiler-libs v0.12.4 [required by ppxlib] - install menhirSdk 20260209 [required by ocamlformat] - install menhirLib 20260209 [required by ocamlformat] - install menhirGLR 20260209 [required by menhir] - install menhirCST 20260209 [required by menhir] - install fix 20250919 [required by ocamlformat] - install dune-build-info 2.9.3 [required by ocamlformat] - install csexp 1.5.1 [required by dune-configurator] - install cppo 1.8.0 [required by odoc] - install topkg 1.1.1 [required by fpath, uuseg] - install ppxlib 0.22.2 [required by ocamlformat] - install menhir 20260209 [required by ocamlformat] - install dune-configurator 2.9.3 [required by base] - install uutf 1.0.4 [required by ocamlformat] - install astring 0.8.5 [required by fpath, odoc] - install base v0.14.3 [required by ocamlformat] - install uucp 15.0.0 [required by uuseg] - install tyxml 4.6.0 [required by odoc] - install fpath 0.7.3 [required by ocamlformat] - install stdio v0.14.0 [required by ocamlformat] - install uuseg 15.0.0 [required by ocamlformat] - install odoc 1.5.3 [required by ocamlformat] - install ocamlformat 0.18.0 ===== 34 to install | 1 to downgrade ===== <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><> [astring.0.8.5] found in cache [base.v0.14.3] found in cache [cmdliner.1.3.0] found in cache [cppo.1.8.0] found in cache [csexp.1.5.1] found in cache [dune.2.9.3] found in cache [dune-build-info.2.9.3] found in cache [dune-configurator.2.9.3] found in cache [fix.20250919] found in cache [fpath.0.7.3] found in cache [menhir.20260209] found in cache [menhirCST.20260209] found in cache [menhirGLR.20260209] found in cache [menhirLib.20260209] found in cache [menhirSdk.20260209] found in cache [ocaml-compiler-libs.v0.12.4] found in cache [ocaml-migrate-parsetree.2.4.0] found in cache [ocaml-version.3.5.0] found in cache [ocamlbuild.0.16.1] found in cache [ocamlfind.1.9.8] found in cache [odoc.1.5.3] found in cache [ppx_derivers.1.2.1] found in cache [ppxlib.0.22.2] found in cache [ocamlformat.0.18.0] downloaded from cache at https://opam.ocaml.org/cache [re.1.11.0] found in cache [result.1.5] found in cache [sexplib0.v0.14.0] found in cache [stdio.v0.14.0] found in cache [stdlib-shims.0.3.0] found in cache [topkg.1.1.1] found in cache [tyxml.4.6.0] found in cache [uucp.15.0.0] found in cache [uuseg.15.0.0] found in cache [uutf.1.0.4] found in cache <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed seq.base -> installed cmdliner.1.3.0 -> installed ocamlfind.1.9.8 -> installed ocamlbuild.0.16.1 -> installed topkg.1.1.1 -> removed dune.3.21.1 -> installed dune.2.9.3 -> installed uutf.1.0.4 -> installed csexp.1.5.1 -> installed dune-build-info.2.9.3 -> installed astring.0.8.5 -> installed cppo.1.8.0 -> installed fix.20250919 -> installed menhirCST.20260209 -> installed menhirGLR.20260209 -> installed menhirLib.20260209 -> installed menhirSdk.20260209 -> installed ocaml-compiler-libs.v0.12.4 -> installed ocaml-migrate-parsetree.2.4.0 -> installed ocaml-version.3.5.0 -> installed ppx_derivers.1.2.1 -> installed re.1.11.0 -> installed result.1.5 -> installed sexplib0.v0.14.0 -> installed stdlib-shims.0.3.0 -> installed fpath.0.7.3 -> installed dune-configurator.2.9.3 -> installed tyxml.4.6.0 -> installed menhir.20260209 -> installed base.v0.14.3 -> installed odoc.1.5.3 -> installed stdio.v0.14.0 -> installed ppxlib.0.22.2 -> installed uucp.15.0.0 -> installed uuseg.15.0.0 -> installed ocamlformat.0.18.0 Done. # Run eval $(opam env) to update the current shell environment 2026-03-14 10:23.06 ---> saved as "fec6f60700325b238f4ca52d0fb756e7fcc07f1ad2de7a0876bb3732b6862733" /src: (copy (src .) (dst /src/)) 2026-03-14 10:23.06 ---> saved as "24924d70daa2ee7788b77d29e6cc2c30c10177a6bc2602aedc896a4bdd6e0ddf" /src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)")) 2026-03-14 10:23.07 ---> saved as "3996952a7101375fff95cb95e205eac34ad1935f34d7a76b57c2445e6a16fd02" Job succeeded 2026-03-14 10:23.08: Job succeeded