2026-06-06 06:58.28: New job: Build using linux-arm64 in
                                []
2026-06-06 06:58.28: Will push staging image to ocurrent/opam-staging:fedora-44-ocaml-5.3-arm64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
USER root
RUN yum install -y zstd && yum clean packages
USER opam
RUN opam switch create 5.3 --packages=ocaml-base-compiler.5.3.0
RUN opam pin add -k version ocaml-base-compiler 5.3.0
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-06 06:58.28: Using cache hint "5.3.0-arm64-ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0"
2026-06-06 09:15.18: Waiting for worker…
2026-06-06 09:15.18: 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: 567B done
#1 DONE 0.0s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.7s

#3 docker-image://docker.io/docker/dockerfile:1@sha256:87999aa3d42bdc6bea60565083ee17e86d1f3339802f543c0d03998580f9cb89
#3 CACHED

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0
#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: 567B done
#6 DONE 0.0s

#7 [1/6] FROM docker.io/ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0
#7 resolve docker.io/ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0
#7 resolve docker.io/ocurrent/opam-staging@sha256:57f613a3ae088ffda084133eaaba3b1d7e2a374726c32f13dbb9ddbea8eb61e0 0.8s done
#7 DONE 0.9s

#8 [2/6] RUN yum install -y zstd && yum clean packages
#8 0.400 Updating and loading repositories:
#8 1.355  Fedora 44 - aarch64 - Updates          100% |   5.2 KiB/s |   4.1 KiB |  00m01s
#8 1.357  Fedora 44 - aarch64                    100% |  28.9 KiB/s |  16.2 KiB |  00m01s
#8 20.43 Repositories loaded.
#8 21.12 Package "zstd-1.5.7-5.fc44.aarch64" is already installed.
#8 21.12 
#8 21.12 Nothing to do.
#8 21.19 Removed 0 files, 0 directories (total of 0 B). 0 errors occurred.
#8 DONE 21.2s

#9 [3/6] RUN opam switch create 5.3 --packages=ocaml-base-compiler.5.3.0
#9 1.083 
#9 1.083 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#9 1.083 Switch invariant: ["ocaml-base-compiler" {= "5.3.0"}]
#9 7.429 
#9 7.429 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#9 10.02 -> installed base-bigarray.base
#9 10.02 -> installed base-threads.base
#9 10.02 -> installed base-unix.base
#9 10.03 -> installed ocaml-options-vanilla.1
#9 10.40 -> retrieved ocaml-config.3  (2 extra sources)
#9 11.87 -> retrieved ocaml-compiler.5.3.0  (https://opam.ocaml.org/cache)
#9 123.0 -> installed ocaml-compiler.5.3.0
#9 123.0 -> installed ocaml-base-compiler.5.3.0
#9 123.0 -> installed ocaml-config.3
#9 123.1 -> installed ocaml.5.3.0
#9 123.1 -> installed base-domains.base
#9 123.1 -> installed base-effects.base
#9 123.1 -> installed base-nnp.base
#9 123.5 Done.
#9 123.5 # Run eval $(opam env --switch=5.3) to update the current shell environment
#9 DONE 125.5s

#10 [4/6] RUN opam pin add -k version ocaml-base-compiler 5.3.0
#10 0.581 ocaml-base-compiler is now pinned to version 5.3.0
#10 0.581 
#10 5.941 No package build needed.
#10 5.941 Nothing to do.
#10 5.942 # Run eval $(opam env) to update the current shell environment
#10 DONE 6.0s

#11 [5/6] RUN opam install -y opam-depext
#11 5.898 The following actions will be performed:
#11 5.898   - install opam-depext 1.2.3
#11 5.898 
#11 5.898 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 6.059 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#11 9.369 -> installed opam-depext.1.2.3
#11 9.379 Done.
#11 9.379 
#11 9.379 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#11 9.379 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#11 9.380 # Run eval $(opam env) to update the current shell environment
#11 DONE 10.6s

#12 [6/6] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#12 DONE 0.0s

#13 exporting to image
#13 exporting layers
#13 exporting layers 2.8s done
#13 writing image sha256:973b6be13d947558a375d1b8b1db0778e7b24ae1971b936ddf74590becfa92b1 done
#13 DONE 2.8s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 12)
Pushing "sha256:973b6be13d947558a375d1b8b1db0778e7b24ae1971b936ddf74590becfa92b1" to "ocurrent/opam-staging:fedora-44-ocaml-5.3-arm64" as user "ocurrentbuilder"
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Job succeeded
2026-06-06 09:24.56: Job succeeded