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-5.5-flambda-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 5.5 --packages=ocaml-variants.5.5.0+trunk,ocaml-options-only-flambda
RUN opam pin add -k version ocaml-variants 5.5.0+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 "5.5.0+flambda-amd64-ocurrent/opam-staging@sha256:ffcdae06ed062c4db3409437a34a35bb0765470a68315cda84e21b72842f4021"
2026-05-30 16:11.32: Waiting for worker…
2026-05-30 16:11.32: Got resource from pool OCluster
Building on odawa.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: 685B 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 0.0s

#5 [internal] load .dockerignore
#5 transferring context: 2B done
#5 DONE 0.1s

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

#7 [internal] load build context
#7 transferring context: 685B done
#7 DONE 0.1s

#8 [2/8] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#8 1.026 [beta] Initialised
#8 DONE 1.4s

#9 [3/8] RUN apk update && apk upgrade
#9 1.142 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/main]
#9 1.142 v3.23.4-318-g6bc1e744a1d [https://dl-cdn.alpinelinux.org/alpine/v3.23/community]
#9 1.142 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/main]
#9 1.142 v20260127-10634-g25683e803e4 [https://dl-cdn.alpinelinux.org/alpine/edge/community]
#9 1.142 v20260127-10635-g2d2f89cc295 [https://dl-cdn.alpinelinux.org/alpine/edge/testing]
#9 1.142 OK: 62367 distinct packages available
#9 1.738 (1/4) Upgrading libcurl (8.17.0-r1 -> 8.19.0-r0)
#9 1.793 (2/4) Upgrading curl (8.17.0-r1 -> 8.19.0-r0)
#9 1.802 (3/4) Upgrading rsync (3.4.2-r0 -> 3.4.3-r0)
#9 1.813 (4/4) Purging nghttp3 (1.13.1-r0)
#9 1.813 Executing busybox-1.37.0-r30.trigger
#9 1.832 OK: 338.2 MiB in 102 packages
#9 DONE 2.0s

#10 [4/8] RUN apk add zstd
#10 0.957 (1/1) Installing zstd (1.5.7-r2)
#10 1.002 Executing busybox-1.37.0-r30.trigger
#10 1.017 OK: 338.5 MiB in 103 packages
#10 DONE 1.1s

#11 [5/8] RUN opam switch create 5.5 --packages=ocaml-variants.5.5.0+trunk,ocaml-options-only-flambda
#11 0.631 
#11 0.631 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 0.631 Switch invariant: ["ocaml-variants" {= "5.5.0+trunk"} "ocaml-options-only-flambda"]
#11 5.507 
#11 5.507 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 9.313 -> installed base-bigarray.base
#11 9.314 -> installed base-threads.base
#11 9.315 -> installed base-unix.base
#11 9.316 -> installed compiler-cloning.disabled
#11 9.317 -> installed host-arch-x86_64.1
#11 9.317 -> installed host-system-other.1
#11 9.319 -> installed ocaml-option-flambda.1
#11 9.319 -> installed ocaml-options-only-flambda.1
#11 9.326 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#11 9.733 -> retrieved ocaml-compiler.5.5  (https://github.com/ocaml/ocaml/archive/5.5.tar.gz)
#11 192.1 -> installed ocaml-compiler.5.5
#11 192.1 -> installed ocaml-variants.5.5.0+trunk
#11 192.3 -> installed ocaml.5.5.0
#11 192.3 -> installed base-domains.base
#11 192.3 -> installed base-effects.base
#11 192.3 -> installed base-nnp.base
#11 192.8 Done.
#11 192.8 # Run eval $(opam env --switch=5.5) to update the current shell environment
#11 DONE 195.1s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.5.0+trunk
#12 0.563 ocaml-variants is now pinned to version 5.5.0+trunk
#12 0.563 
#12 5.485 No package build needed.
#12 5.485 Nothing to do.
#12 5.490 # Run eval $(opam env) to update the current shell environment
#12 DONE 5.6s

#13 [7/8] RUN opam install -y opam-depext
#13 5.649 The following actions will be performed:
#13 5.649   - install opam-depext 1.2.3
#13 5.649 
#13 5.649 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 5.762 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 10.30 -> installed opam-depext.1.2.3
#13 10.31 Done.
#13 10.31 
#13 10.31 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 10.31 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 10.31 # Run eval $(opam env) to update the current shell environment
#13 DONE 12.4s

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

#15 exporting to image
#15 exporting layers
#15 exporting layers 1.7s done
#15 writing image sha256:c1739faf781766ec2fa60eeb6f8dea0e7d5b44c97caa94e19381a799a3d9de9a done
#15 DONE 1.7s

 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:c1739faf781766ec2fa60eeb6f8dea0e7d5b44c97caa94e19381a799a3d9de9a" to "ocurrent/opam-staging:alpine-3.23-ocaml-5.5-flambda-amd64" as user "ocurrentbuilder"
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alpine-3.23-ocaml-5.5-flambda-amd64: digest: sha256:2ea68158736b92f90293260230cb595d3ab68b3e055114c06e74fcdf84a8c5e3 size: 9293
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alpine-3.23-ocaml-5.5-flambda-amd64: digest: sha256:2ea68158736b92f90293260230cb595d3ab68b3e055114c06e74fcdf84a8c5e3 size: 9293
Job succeeded
2026-05-30 16:16.01: Job succeeded