2026-05-30 07:47.47: New job: Build using linux-x86_64 in
                                []
2026-05-30 07:47.47: Will push staging image to ocurrent/opam-staging:alpine-3.23-ocaml-5.2-flambda-amd64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021
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 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-flambda
RUN opam pin add -k version ocaml-variants 5.2.1+options
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-05-30 07:47.47: Using cache hint "5.2.1+flambda-amd64-ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021"
2026-05-30 15:45.36: Waiting for worker…
2026-05-30 15:45.36: Got resource from pool OCluster
Building on laodoke.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: 601B done
#1 DONE 0.0s

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

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021
#4 DONE 0.5s

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

#6 [1/7] FROM docker.io/ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021
#6 CACHED

#7 [internal] load build context
#7 transferring context: 601B done
#7 DONE 0.0s

#8 [2/7] RUN apk update && apk upgrade
#8 1.464 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/main]
#8 1.464 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/community]
#8 1.464 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/main]
#8 1.464 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/community]
#8 1.464 v20260127-10635-g2d2f89cc295 [https://dl-cdn.alpinelinux.org/alpine/edge/testing]
#8 1.464 OK: 62367 distinct packages available
#8 2.395 (1/4) Upgrading libcurl (8.17.0-r1 -> 8.19.0-r0)
#8 2.462 (2/4) Upgrading curl (8.17.0-r1 -> 8.19.0-r0)
#8 2.477 (3/4) Upgrading rsync (3.4.2-r0 -> 3.4.3-r0)
#8 2.494 (4/4) Purging nghttp3 (1.13.1-r0)
#8 2.494 Executing busybox-1.37.0-r30.trigger
#8 2.513 OK: 338.2 MiB in 102 packages
#8 DONE 2.6s

#9 [3/7] RUN apk add zstd
#9 0.997 (1/1) Installing zstd (1.5.7-r2)
#9 1.055 Executing busybox-1.37.0-r30.trigger
#9 1.071 OK: 338.5 MiB in 103 packages
#9 DONE 1.1s

#10 [4/7] RUN opam switch create 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-flambda
#10 0.647 
#10 0.647 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#10 0.647 Switch invariant: ["ocaml-variants" {= "5.2.1+options"} "ocaml-options-only-flambda"]
#10 5.998 
#10 5.998 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 10.08 -> installed base-bigarray.base
#10 10.09 -> installed base-threads.base
#10 10.09 -> installed base-unix.base
#10 10.09 -> installed ocaml-option-flambda.1
#10 10.09 -> installed ocaml-options-only-flambda.1
#10 10.31 -> retrieved ocaml-config.3  (2 extra sources)
#10 11.07 -> retrieved ocaml-variants.5.2.1+options  (https://opam.ocaml.org/cache)
#10 171.5 -> installed ocaml-variants.5.2.1+options
#10 171.5 -> installed ocaml-config.3
#10 171.5 -> installed ocaml.5.2.1
#10 171.5 -> installed base-domains.base
#10 171.5 -> installed base-nnp.base
#10 171.9 Done.
#10 171.9 # Run eval $(opam env --switch=5.2) to update the current shell environment
#10 DONE 174.8s

#11 [5/7] RUN opam pin add -k version ocaml-variants 5.2.1+options
#11 0.695 ocaml-variants is now pinned to version 5.2.1+options
#11 0.695 
#11 6.339 No package build needed.
#11 6.339 Nothing to do.
#11 6.346 # Run eval $(opam env) to update the current shell environment
#11 DONE 6.4s

#12 [6/7] RUN opam install -y opam-depext
#12 7.274 The following actions will be performed:
#12 7.274   - install opam-depext 1.2.3
#12 7.274 
#12 7.274 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 7.520 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#12 12.89 -> installed opam-depext.1.2.3
#12 12.91 Done.
#12 12.91 
#12 12.91 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#12 12.91 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#12 12.91 # Run eval $(opam env) to update the current shell environment
#12 DONE 14.5s

#13 [7/7] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#13 DONE 0.0s

#14 exporting to image
#14 exporting layers
#14 exporting layers 6.2s done
#14 writing image sha256:072fdf0d51490ada0ca1e5a5c34340506e8644590ed0bdf39de49c0689fc1129 done
#14 DONE 6.2s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 13)
Pushing "sha256:072fdf0d51490ada0ca1e5a5c34340506e8644590ed0bdf39de49c0689fc1129" to "ocurrent/opam-staging:alpine-3.23-ocaml-5.2-flambda-amd64" as user "ocurrentbuilder"
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alpine-3.23-ocaml-5.2-flambda-amd64: digest: sha256:602969dcc8899a7c20d63da008fddbb8924618e4d1412301a9a6649c1e4fa7cd size: 9082
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alpine-3.23-ocaml-5.2-flambda-amd64: digest: sha256:602969dcc8899a7c20d63da008fddbb8924618e4d1412301a9a6649c1e4fa7cd size: 9082
Job succeeded
2026-05-30 15:50.25: Job succeeded