2026-06-06 07:09.09: New job: Build using linux-arm64 in
                                []
2026-06-06 07:09.09: Will push staging image to ocurrent/opam-staging:alpine-3.23-ocaml-5.5-beta1-flambda-arm64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:fdf46d038b0a2df9a4e4ac2efaa3da09ed43ea4793a4ac7517525d2a1171eaf3
RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
USER root
RUN apk update && apk upgrade
RUN apk add zstd
USER opam
RUN opam switch create 5.5~beta1 --packages=ocaml-variants.5.5.0~beta1+options,ocaml-options-only-flambda
RUN opam pin add -k version ocaml-variants 5.5.0~beta1+options
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-06 07:09.09: Using cache hint "5.5.0~beta1+flambda-arm64-ocurrent/opam-staging@sha256:fdf46d038b0a2df9a4e4ac2efaa3da09ed43ea4793a4ac7517525d2a1171eaf3"
2026-06-06 12:50.40: Waiting for worker…
2026-06-06 12:50.40: 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: 707B 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@sha256:87999aa3d42bdc6bea60565083ee17e86d1f3339802f543c0d03998580f9cb89
#3 CACHED

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:fdf46d038b0a2df9a4e4ac2efaa3da09ed43ea4793a4ac7517525d2a1171eaf3
#4 DONE 0.0s

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

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:fdf46d038b0a2df9a4e4ac2efaa3da09ed43ea4793a4ac7517525d2a1171eaf3
#6 DONE 0.0s

#7 [2/8] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#7 CACHED

#8 [3/8] RUN apk update && apk upgrade
#8 CACHED

#9 [4/8] RUN apk add zstd
#9 CACHED

#10 [internal] load build context
#10 transferring context: 707B done
#10 DONE 0.0s

#11 [5/8] RUN opam switch create 5.5~beta1 --packages=ocaml-variants.5.5.0~beta1+options,ocaml-options-only-flambda
#11 0.595 
#11 0.595 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 0.595 Switch invariant: ["ocaml-variants" {= "5.5.0~beta1+options"} "ocaml-options-only-flambda"]
#11 6.514 
#11 6.514 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 10.09 -> installed base-bigarray.base
#11 10.10 -> installed base-threads.base
#11 10.10 -> installed base-unix.base
#11 10.10 -> installed compiler-cloning.enabled
#11 10.10 -> installed ocaml-option-flambda.1
#11 10.10 -> installed ocaml-options-only-flambda.1
#11 10.11 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#11 10.97 -> retrieved ocaml-compiler.5.5.0~beta1  (https://opam.ocaml.org/cache)
#11 172.3 -> installed ocaml-compiler.5.5.0~beta1
#11 172.3 -> installed ocaml-variants.5.5.0~beta1+options
#11 172.5 -> installed ocaml.5.5.0
#11 172.5 -> installed base-domains.base
#11 172.5 -> installed base-effects.base
#11 172.5 -> installed base-nnp.base
#11 172.8 Done.
#11 172.8 
#11 172.8 <><> ocaml-compiler.5.5.0~beta1 installed successfully ><><><><><><><><><><><><>
#11 172.8 => This switch had to be compiled from sources, but future switches with the 🐌
#11 172.8    same compiler version and configuration should assemble instantly.
#11 172.8 # Run eval $(opam env --switch=5.5~beta1) to update the current shell environment
#11 DONE 174.7s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.5.0~beta1+options
#12 0.672 ocaml-variants is now pinned to version 5.5.0~beta1+options
#12 0.672 
#12 6.703 No package build needed.
#12 6.703 Nothing to do.
#12 6.710 # Run eval $(opam env) to update the current shell environment
#12 DONE 6.8s

#13 [7/8] RUN opam install -y opam-depext
#13 6.793 The following actions will be performed:
#13 6.793   - install opam-depext 1.2.3
#13 6.793 
#13 6.793 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 7.236 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 11.61 -> installed opam-depext.1.2.3
#13 11.62 Done.
#13 11.62 
#13 11.62 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 11.62 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 11.62 # Run eval $(opam env) to update the current shell environment
#13 DONE 13.0s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 0.0s

#15 exporting to image
#15 exporting layers
#15 exporting layers 2.4s done
#15 writing image sha256:65cf92dcdf37ce1abf23e1739ffaf8f8351b271f9dce8c0d341849e3d4010a15 done
#15 DONE 2.4s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 14)
Pushing "sha256:65cf92dcdf37ce1abf23e1739ffaf8f8351b271f9dce8c0d341849e3d4010a15" to "ocurrent/opam-staging:alpine-3.23-ocaml-5.5-beta1-flambda-arm64" as user "ocurrentbuilder"
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alpine-3.23-ocaml-5.5-beta1-flambda-arm64: digest: sha256:f8b24cc49be0ea6782efed1cbf6f53aa666467ba76f1b92746dfcd3cf9780f84 size: 9293
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alpine-3.23-ocaml-5.5-beta1-flambda-arm64: digest: sha256:f8b24cc49be0ea6782efed1cbf6f53aa666467ba76f1b92746dfcd3cf9780f84 size: 9293
Job succeeded
2026-06-06 12:55.07: Job succeeded