Build:
- 0
2026-05-13 10:50.06: New job: Build Dockerfile using linux-x86_64 in
[https://github.com/ocurrent/ocluster.git#refs/heads/master (e575d9e66f1bfa2eceaace0f044d4bade81988a5)]
2026-05-13 10:50.06: Using cache hint "https://github.com/ocurrent/ocluster.git-Dockerfile"
2026-05-13 10:50.06: Waiting for worker…
2026-05-13 10:50.08: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
Submodule path 'obuilder': checked out 'a4329f09abdf762b019b83c9218c1d8dd1d6a093'
HEAD is now at ce877b3 fix test compilation in release mode (#262)
Synchronising submodule url for 'obuilder'
Cleared directory 'obuilder'
Submodule 'obuilder' (https://github.com/ocurrent/obuilder.git) unregistered for path 'obuilder'
HEAD is now at e575d9e CHANGES: add v0.4.0 release notes
warning: Could not unset core.worktree setting in submodule 'obuilder'
Cleared directory 'obuilder'
Submodule 'obuilder' (https://github.com/ocurrent/obuilder.git) registered for path 'obuilder'
Submodule path 'obuilder': checked out 'a4329f09abdf762b019b83c9218c1d8dd1d6a093'
#0 building with "default" instance using docker driver
#1 [internal] load build definition from Dockerfile
#1 transferring dockerfile: 1.29kB done
#1 DONE 0.0s
#2 [internal] load metadata for docker.io/ocaml/opam:debian-13-ocaml-4.14
#2 ...
#3 [internal] load metadata for docker.io/library/debian:13
#3 DONE 0.6s
#2 [internal] load metadata for docker.io/ocaml/opam:debian-13-ocaml-4.14
#2 DONE 1.1s
#4 [internal] load .dockerignore
#4 transferring context: 159B done
#4 DONE 0.1s
#5 [build 1/12] FROM docker.io/ocaml/opam:debian-13-ocaml-4.14@sha256:94d90b83ead2c47fab6036b98829ba949972b5e647f6d71f95468ad08168cd34
#5 DONE 0.0s
#6 [stage-1 1/5] FROM docker.io/library/debian:13@sha256:e2d08da6f42ef4b09b165d55528a12727aeed8240dc9edf888e3ec07e10ef9da
#6 DONE 0.0s
#7 [stage-1 2/5] RUN apt-get update && apt-get install libev4 libsqlite3-0 -y --no-install-recommends
#7 CACHED
#8 [stage-1 3/5] RUN apt-get install ca-certificates -y # https://github.com/mirage/ocaml-conduit/issues/388
#8 CACHED
#9 [stage-1 4/5] WORKDIR /var/lib/ocluster-scheduler
#9 CACHED
#10 [internal] load build context
#10 transferring context: 891.61kB 0.0s done
#10 DONE 0.1s
#11 [build 5/12] COPY --chown=opam ocluster-api.opam ocluster-worker.opam ocluster.opam /src/
#11 CACHED
#12 [build 6/12] COPY --chown=opam obuilder/obuilder.opam obuilder/obuilder-spec.opam /src/obuilder/
#12 CACHED
#13 [build 2/12] RUN sudo apt-get update && sudo apt-get install libev-dev capnproto libcapnp-dev m4 pkg-config libsqlite3-dev libgmp-dev -y --no-install-recommends
#13 CACHED
#14 [build 3/12] RUN sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam && opam init --reinit -ni
#14 CACHED
#15 [build 7/12] RUN opam pin -yn /src/obuilder/
#15 CACHED
#16 [build 4/12] RUN cd ~/opam-repository && git fetch -q origin master && git reset --hard 5d3f0d1d655199e596a1e785e69fae8fad78cad3 && opam update
#16 CACHED
#17 [build 8/12] WORKDIR /src
#17 CACHED
#18 [build 9/12] RUN opam install -y --deps-only .
#18 17.58 [ERROR] Package conflict!
#18 17.58 * Missing dependency:
#18 17.58 - (invariant) -> ocaml-base-compiler = 4.14.3 -> ocaml-base-compiler.4.14.3: no longer available
#18 17.58
#18 17.58 No solution found, exiting
#18 ERROR: process "/bin/sh -c opam install -y --deps-only ." did not complete successfully: exit code: 20
------
> [build 9/12] RUN opam install -y --deps-only .:
17.58 [ERROR] Package conflict!
17.58 * Missing dependency:
17.58 - (invariant) -> ocaml-base-compiler = 4.14.3 -> ocaml-base-compiler.4.14.3: no longer available
17.58
17.58 No solution found, exiting
------
Dockerfile:9
--------------------
7 | RUN opam pin -yn /src/obuilder/
8 | WORKDIR /src
9 | >>> RUN opam install -y --deps-only .
10 | ADD --chown=opam . .
11 | RUN opam exec -- dune subst
--------------------
ERROR: failed to build: failed to solve: process "/bin/sh -c opam install -y --deps-only ." did not complete successfully: exit code: 20
docker-build failed with exit-code 1
2026-05-13 10:50.29: Job failed: Failed: Build failed