2026-03-16 10:25.05: New job: Build using linux-x86_64 in
                                []
2026-03-16 10:25.05: Will push staging image to ocurrent/opam-staging:debian-12-ocaml-4.10-amd64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:de1c0887231de0c25a6d8c01388aac86326aef5f70c6d095908faf70007b143d
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
RUN opam switch create 4.10 --packages=ocaml-base-compiler.4.10.2
RUN opam pin add -k version ocaml-base-compiler 4.10.2
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-03-16 10:25.05: Using cache hint "4.10.2-amd64-ocurrent/opam-staging@sha256:de1c0887231de0c25a6d8c01388aac86326aef5f70c6d095908faf70007b143d"
2026-03-16 10:25.05: Waiting for resource in pool OCluster
2026-03-16 10:25.05: Waiting for worker…
2026-03-16 10:25.05: Got resource from pool OCluster
Building on eumache
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 .dockerignore
#1 transferring context: 2B done
#1 DONE 0.0s

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

#3 resolve image config for docker.io/docker/dockerfile:1
#3 DONE 0.5s

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

#5 [internal] load build definition from Dockerfile
#5 DONE 0.0s

#6 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:de1c0887231de0c25a6d8c01388aac86326aef5f70c6d095908faf70007b143d
#6 DONE 0.7s

#7 [internal] load .dockerignore
#7 DONE 0.0s

#8 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:de1c0887231de0c25a6d8c01388aac86326aef5f70c6d095908faf70007b143d
#8 resolve docker.io/ocurrent/opam-staging@sha256:de1c0887231de0c25a6d8c01388aac86326aef5f70c6d095908faf70007b143d done
#8 DONE 1.0s

#9 [internal] load build context
#9 transferring context: 504B done
#9 DONE 0.4s

#10 [2/5] RUN opam switch create 4.10 --packages=ocaml-base-compiler.4.10.2
#10 4.767 
#10 4.767 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 5.013 [ocaml-config.1/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#10 5.301 [ocaml-config.1/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#10 6.932 [ocaml-base-compiler.4.10.2] downloaded from cache at https://opam.ocaml.org/cache
#10 7.895 [ocaml-base-compiler.4.10.2/alt-signal-stack.patch] downloaded from https://opam.ocaml.org/cache
#10 8.113 [ocaml-base-compiler.4.10.2/ocaml-base-compiler.install] downloaded from https://opam.ocaml.org/cache
#10 8.113 
#10 8.113 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 8.411 -> installed base-bigarray.base
#10 8.414 -> installed base-threads.base
#10 8.417 -> installed base-unix.base
#10 168.1 -> installed ocaml-base-compiler.4.10.2
#10 168.1 -> installed ocaml-config.1
#10 168.3 -> installed ocaml.4.10.2
#10 168.6 Done.
#10 168.6 # Run eval $(opam env) to update the current shell environment
#10 DONE 168.9s

#11 [3/5] RUN opam pin add -k version ocaml-base-compiler 4.10.2
#11 1.396 ocaml-base-compiler is now pinned to version 4.10.2
#11 1.396 
#11 4.969 No package build needed.
#11 4.969 Nothing to do.
#11 4.969 # Run eval $(opam env) to update the current shell environment
#11 DONE 5.1s

#12 [4/5] RUN opam install -y opam-depext
#12 5.002 The following actions will be performed:
#12 5.002   - install opam-depext 1.2.3
#12 5.003 
#12 5.003 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 5.236 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#12 5.263 
#12 5.263 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 7.164 -> installed opam-depext.1.2.3
#12 7.169 Done.
#12 7.170 # Run eval $(opam env) to update the current shell environment
#12 DONE 7.2s

#13 [5/5] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#13 DONE 0.1s

#14 exporting to image
#14 exporting layers
#14 exporting layers 5.4s done
#14 writing image sha256:ae78306d26b41de1b1c0387a322bc7afe959e371bd214aa342591c81e358faec done
#14 DONE 5.4s

 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:ae78306d26b41de1b1c0387a322bc7afe959e371bd214aa342591c81e358faec" to "ocurrent/opam-staging:debian-12-ocaml-4.10-amd64" as user "ocurrentbuilder"
Login Succeeded
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debian-12-ocaml-4.10-amd64: digest: sha256:0553f993f35cc79e1689bbd2a46bfb33818bf75e05f3a158a267af379e952a6e size: 9706
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Job succeeded
2026-03-16 11:03.18: Job succeeded