2026-02-21 09:16.44: New job: Build using linux-arm64 in
                                []
2026-02-21 09:16.44: Will push staging image to ocurrent/opam-staging:ubuntu-24.04-ocaml-4.08-arm64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
RUN opam switch create 4.08 --packages=ocaml-base-compiler.4.08.1
RUN opam pin add -k version ocaml-base-compiler 4.08.1
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-02-21 09:16.44: Using cache hint "4.08.1-arm64-ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955"
2026-02-21 09:16.44: Waiting for resource in pool OCluster
2026-02-21 10:57.32: Waiting for worker…
2026-02-21 10:58.37: Got resource from pool OCluster
Building on kydoime.caelum.ci.dev
WARNING: experimental flag squash is removed with BuildKit. You should squash inside build using a multi-stage Dockerfile for efficiency.
#0 building with "default" instance using docker driver

#1 [internal] load build definition from Dockerfile
#1 transferring dockerfile: 504B done
#1 DONE 0.0s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.3s

#3 docker-image://docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6
#3 CACHED

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context: 2B done
#5 DONE 0.0s

#6 [internal] load build context
#6 transferring context: 504B done
#6 DONE 0.0s

#7 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955
#7 resolve docker.io/ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955
#7 resolve docker.io/ocurrent/opam-staging@sha256:551d6c1b3ef9eba42b62307ec1f4d4c8571fa3131376c2fc702fbbf0dc5d0955 0.8s done
#7 DONE 1.2s

#8 [2/5] RUN opam switch create 4.08 --packages=ocaml-base-compiler.4.08.1
#8 3.545 
#8 3.545 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#8 3.707 [ocaml-config.1/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#8 3.802 [ocaml-config.1/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#8 4.041 [ocaml-base-compiler.4.08.1] downloaded from cache at https://opam.ocaml.org/cache
#8 5.065 [ocaml-base-compiler.4.08.1/alt-signal-stack.patch] downloaded from https://opam.ocaml.org/cache
#8 5.164 [ocaml-base-compiler.4.08.1/fix-gcc10.patch] downloaded from https://opam.ocaml.org/cache
#8 5.302 [ocaml-base-compiler.4.08.1/ocaml-base-compiler.install] downloaded from https://opam.ocaml.org/cache
#8 5.302 
#8 5.302 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#8 5.730 -> installed base-bigarray.base
#8 5.739 -> installed base-threads.base
#8 5.741 -> installed base-unix.base
#8 107.0 -> installed ocaml-base-compiler.4.08.1
#8 107.1 -> installed ocaml-config.1
#8 107.2 -> installed ocaml.4.08.1
#8 107.6 Done.
#8 107.6 # Run eval $(opam env) to update the current shell environment
#8 DONE 107.9s

#9 [3/5] RUN opam pin add -k version ocaml-base-compiler 4.08.1
#9 0.586 ocaml-base-compiler is now pinned to version 4.08.1
#9 0.586 
#9 3.729 No package build needed.
#9 3.729 Nothing to do.
#9 3.729 # Run eval $(opam env) to update the current shell environment
#9 DONE 3.8s

#10 [4/5] RUN opam install -y opam-depext
#10 4.269 The following actions will be performed:
#10 4.269   - install opam-depext 1.2.3
#10 4.270 
#10 4.270 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 4.400 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#10 4.431 
#10 4.431 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 6.161 -> installed opam-depext.1.2.3
#10 6.172 Done.
#10 6.172 # Run eval $(opam env) to update the current shell environment
#10 DONE 6.3s

#11 [5/5] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#11 DONE 0.0s

#12 exporting to image
#12 exporting layers
#12 exporting layers 2.0s done
#12 writing image sha256:a02a7a3cc4711e597c25869463445b320a018eb70707ebd189d555f47d84b076 done
#12 DONE 2.0s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 9)
Pushing "sha256:a02a7a3cc4711e597c25869463445b320a018eb70707ebd189d555f47d84b076" to "ocurrent/opam-staging:ubuntu-24.04-ocaml-4.08-arm64" as user "ocurrentbuilder"
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Job succeeded
2026-02-21 11:09.38: Job succeeded