2026-03-16 10:12.47: New job: Build using linux-arm64 in
                                []
2026-03-16 10:12.47: Will push staging image to ocurrent/opam-staging:alpine-3.23-ocaml-4.10-flambda-arm64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:22580872ccbb0b5af2781571495d75b36250f163cfbb4d28aa4a96332cc8d7f5
RUN opam repo add ocaml-patches-overlay git+https://github.com/ocurrent/opam-repository#patches --set-default
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
RUN opam switch create 4.10 --packages=ocaml-variants.4.10.2+flambda
RUN opam pin add -k version ocaml-variants 4.10.2+flambda
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-03-16 10:12.47: Using cache hint "4.10.2+flambda-arm64-ocurrent/opam-staging@sha256:22580872ccbb0b5af2781571495d75b36250f163cfbb4d28aa4a96332cc8d7f5"
2026-03-16 10:12.47: Waiting for resource in pool OCluster
2026-03-16 11:02.36: Waiting for worker…
2026-03-16 11:03.18: Got resource from pool OCluster
Building on molpadia.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: 620B done
#1 DONE 0.1s

#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@sha256:22580872ccbb0b5af2781571495d75b36250f163cfbb4d28aa4a96332cc8d7f5
#4 DONE 0.0s

#5 [1/6] FROM docker.io/ocurrent/opam-staging@sha256:22580872ccbb0b5af2781571495d75b36250f163cfbb4d28aa4a96332cc8d7f5
#5 resolve docker.io/ocurrent/opam-staging@sha256:22580872ccbb0b5af2781571495d75b36250f163cfbb4d28aa4a96332cc8d7f5 0.6s done
#5 DONE 0.8s

#6 [2/6] RUN opam repo add ocaml-patches-overlay git+https://github.com/ocurrent/opam-repository#patches --set-default
#6 44.54 [ocaml-patches-overlay] Initialised
#6 44.54 ocaml-patches-overlay (at git+https://github.com/ocurrent/opam-repository#patches): 
#6 44.54     [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)
#6 44.54 
#6 DONE 44.9s

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

#8 [internal] load build context
#8 transferring context: 620B done
#8 DONE 0.1s

#9 [3/6] RUN opam switch create 4.10 --packages=ocaml-variants.4.10.2+flambda
#9 3.635 
#9 3.635 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#9 3.775 [ocaml-config.1/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#9 4.068 [ocaml-variants.4.10.2+flambda] downloaded from cache at https://opam.ocaml.org/cache
#9 4.233 [ocaml-config.1/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#9 5.173 [ocaml-variants.4.10.2+flambda/alt-signal-stack.patch] downloaded from https://opam.ocaml.org/cache
#9 5.730 [ocaml-variants.4.10.2+flambda/fix-gcc15.patch] downloaded from https://github.com/ocaml-opam/ocaml/commit/0ee9747a16a45ad2eeef36ae39cef2580b4a9253.patch?full_index=1
#9 5.734 
#9 5.734 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#9 6.048 -> installed base-bigarray.base
#9 6.055 -> installed base-threads.base
#9 6.057 -> installed base-unix.base
#9 137.0 -> installed ocaml-variants.4.10.2+flambda
#9 137.0 -> installed ocaml-config.1
#9 137.1 -> installed ocaml.4.10.2
#9 137.6 Done.
#9 137.6 # Run eval $(opam env) to update the current shell environment
#9 DONE 138.0s

#10 [4/6] RUN opam pin add -k version ocaml-variants 4.10.2+flambda
#10 0.610 ocaml-variants is now pinned to version 4.10.2+flambda
#10 0.610 
#10 3.754 No package build needed.
#10 3.754 Nothing to do.
#10 3.760 # Run eval $(opam env) to update the current shell environment
#10 DONE 3.9s

#11 [5/6] RUN opam install -y opam-depext
#11 4.028 The following actions will be performed:
#11 4.028   - install opam-depext 1.2.3
#11 4.029 
#11 4.029 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 4.275 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#11 4.305 
#11 4.305 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 6.349 -> installed opam-depext.1.2.3
#11 6.360 Done.
#11 6.365 # Run eval $(opam env) to update the current shell environment
#11 DONE 6.6s

#12 [6/6] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#12 DONE 0.1s

#13 exporting to image
#13 exporting layers
#13 exporting layers 2.3s done
#13 writing image sha256:a9a69ada32b42509d8443b4de599d781813cfab9018e696f89d21e27db7b5de1 done
#13 DONE 2.3s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 10)
Pushing "sha256:a9a69ada32b42509d8443b4de599d781813cfab9018e696f89d21e27db7b5de1" to "ocurrent/opam-staging:alpine-3.23-ocaml-4.10-flambda-arm64" as user "ocurrentbuilder"
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alpine-3.23-ocaml-4.10-flambda-arm64: digest: sha256:eed73266dbccd54a078e7c2aa8e9ee81805bef55ba9337d605c34f94d3c54b86 size: 9086
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alpine-3.23-ocaml-4.10-flambda-arm64: digest: sha256:eed73266dbccd54a078e7c2aa8e9ee81805bef55ba9337d605c34f94d3c54b86 size: 9086
Job succeeded
2026-03-16 11:10.55: Job succeeded