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-5.6-no-flat-float-array-amd64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021
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 5.6 --packages=ocaml-variants.5.6.0+trunk,ocaml-options-only-no-flat-float-array
RUN opam pin add -k version ocaml-variants 5.6.0+trunk
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 "5.6.0+no-flat-float-array-amd64-ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021"
2026-05-30 16:22.50: Waiting for worker…
2026-05-30 16:22.50: Got resource from pool OCluster
Building on toxis.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: 697B done
#1 DONE 0.2s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.6s

#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 0.2s

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021
#6 CACHED

#7 [internal] load build context
#7 transferring context: 697B done
#7 DONE 0.2s

#8 [2/8] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#8 0.991 [beta] Initialised
#8 DONE 1.4s

#9 [3/8] RUN apk update && apk upgrade
#9 1.173 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/main]
#9 1.173 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/community]
#9 1.173 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/main]
#9 1.173 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/community]
#9 1.173 v20260127-10635-g2d2f89cc295 [https://dl-cdn.alpinelinux.org/alpine/edge/testing]
#9 1.173 OK: 62367 distinct packages available
#9 2.020 (1/4) Upgrading libcurl (8.17.0-r1 -> 8.19.0-r0)
#9 2.073 (2/4) Upgrading curl (8.17.0-r1 -> 8.19.0-r0)
#9 2.083 (3/4) Upgrading rsync (3.4.2-r0 -> 3.4.3-r0)
#9 2.095 (4/4) Purging nghttp3 (1.13.1-r0)
#9 2.095 Executing busybox-1.37.0-r30.trigger
#9 2.110 OK: 338.2 MiB in 102 packages
#9 DONE 2.2s

#10 [4/8] RUN apk add zstd
#10 0.958 (1/1) Installing zstd (1.5.7-r2)
#10 1.005 Executing busybox-1.37.0-r30.trigger
#10 1.021 OK: 338.5 MiB in 103 packages
#10 DONE 1.1s

#11 [5/8] RUN opam switch create 5.6 --packages=ocaml-variants.5.6.0+trunk,ocaml-options-only-no-flat-float-array
#11 0.762 
#11 0.762 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 0.762 Switch invariant: ["ocaml-variants" {= "5.6.0+trunk"} "ocaml-options-only-no-flat-float-array"]
#11 6.131 
#11 6.131 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 10.43 -> installed base-bigarray.base
#11 10.44 -> installed base-threads.base
#11 10.44 -> installed base-unix.base
#11 10.44 -> installed host-arch-x86_64.1
#11 10.44 -> installed host-system-other.1
#11 10.44 -> installed ocaml-option-no-flat-float-array.1
#11 10.44 -> installed ocaml-options-only-no-flat-float-array.1
#11 10.45 -> retrieved ocaml.5.6.0  (https://opam.ocaml.org/cache)
#11 10.88 -> retrieved ocaml-compiler.5.6  (https://github.com/ocaml/ocaml/archive/trunk.tar.gz)
#11 130.2 -> installed ocaml-compiler.5.6
#11 130.2 -> installed ocaml-variants.5.6.0+trunk
#11 130.3 -> installed ocaml.5.6.0
#11 130.3 -> installed base-domains.base
#11 130.3 -> installed base-effects.base
#11 130.3 -> installed base-nnp.base
#11 130.7 Done.
#11 130.7 # Run eval $(opam env --switch=5.6) to update the current shell environment
#11 DONE 132.6s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.6.0+trunk
#12 0.606 ocaml-variants is now pinned to version 5.6.0+trunk
#12 0.606 
#12 6.051 Already up-to-date.
#12 6.051 Nothing to do.
#12 6.057 # Run eval $(opam env) to update the current shell environment
#12 DONE 6.1s

#13 [7/8] RUN opam install -y opam-depext
#13 6.137 The following actions will be performed:
#13 6.137   - install opam-depext 1.2.3
#13 6.137 
#13 6.137 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 6.253 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 11.36 -> installed opam-depext.1.2.3
#13 11.37 Done.
#13 11.37 
#13 11.37 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 11.37 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 11.38 # Run eval $(opam env) to update the current shell environment
#13 DONE 12.9s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 0.1s

#15 exporting to image
#15 exporting layers
#15 exporting layers 5.9s done
#15 writing image sha256:9705d10532dc398aac02708630cd08971c334e889b01e7b2fc7883f6bb69cbe7 done
#15 DONE 5.9s

 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 "sha256:9705d10532dc398aac02708630cd08971c334e889b01e7b2fc7883f6bb69cbe7" to "ocurrent/opam-staging:alpine-3.23-ocaml-5.6-no-flat-float-array-amd64" as user "ocurrentbuilder"
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Job succeeded
2026-05-30 16:26.55: Job succeeded