2026-06-27 23:13.52: New job: Build using linux-s390x in
                                []
2026-06-27 23:13.52: Will push staging image to ocurrent/opam-staging:debian-13-ocaml-5.4-no-flat-float-array-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
USER root
RUN apt-get -y update
RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
USER opam
RUN opam switch create 5.4 --packages=ocaml-variants.5.4.1+options,ocaml-options-only-no-flat-float-array
RUN opam pin add -k version ocaml-variants 5.4.1+options
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-27 23:13.52: Using cache hint "5.4.1+no-flat-float-array-s390x-ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8"
2026-06-27 23:13.52: Waiting for resource in pool OCluster
2026-06-28 02:01.32: Waiting for worker…
2026-06-28 02:05.55: Got resource from pool OCluster
Building on s390x-worker-01.marist.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:
#1 transferring dockerfile: 708B done
#1 DONE 3.0s

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

#3 resolve image config for docker-image://docker.io/docker/dockerfile:1
#3 DONE 0.1s

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context: 2B done
#5 DONE 0.2s

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
#6 resolve docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8 0.9s done
#6 DONE 0.9s

#7 [2/8] RUN apt-get -y update
#7 CACHED

#8 [3/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#8 CACHED

#9 [4/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#9 CACHED

#10 [internal] load build context
#10 transferring context: 708B 0.0s done
#10 DONE 0.2s

#11 [5/8] RUN opam switch create 5.4 --packages=ocaml-variants.5.4.1+options,ocaml-options-only-no-flat-float-array
#11 1.636 
#11 1.636 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 1.636 Switch invariant: [
#11 1.636   "ocaml-variants" {= "5.4.1+options"}
#11 1.636   "ocaml-options-only-no-flat-float-array"
#11 1.636 ]
#11 7.619 
#11 7.619 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 10.39 -> installed base-bigarray.base
#11 10.39 -> installed base-threads.base
#11 10.41 -> installed base-unix.base
#11 10.41 -> installed ocaml-option-bytecode-only.1
#11 10.41 -> installed ocaml-option-no-flat-float-array.1
#11 10.41 -> installed ocaml-options-only-no-flat-float-array.1+bytecode-only
#11 10.96 -> retrieved ocaml-config.3  (2 extra sources)
#11 11.32 -> retrieved ocaml-compiler.5.4.1  (https://opam.ocaml.org/cache)
#11 145.5 -> installed ocaml-compiler.5.4.1
#11 145.5 -> installed ocaml-variants.5.4.1+options
#11 145.5 -> installed ocaml-config.3
#11 145.6 -> installed ocaml.5.4.1
#11 145.6 -> installed base-domains.base
#11 145.6 -> installed base-effects.base
#11 145.6 -> installed base-nnp.base
#11 145.8 Done.
#11 145.8 # Run eval $(opam env --switch=5.4) to update the current shell environment
#11 DONE 154.6s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.4.1+options
#12 1.502 ocaml-variants is now pinned to version 5.4.1+options
#12 1.502 
#12 7.794 No package build needed.
#12 7.794 Nothing to do.
#12 7.797 # Run eval $(opam env) to update the current shell environment
#12 DONE 9.0s

#13 [7/8] RUN opam install -y opam-depext
#13 7.293 The following actions will be performed:
#13 7.293   - install opam-depext 1.2.3
#13 7.293 
#13 7.293 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 7.993 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 18.34 -> installed opam-depext.1.2.3
#13 18.35 Done.
#13 18.35 
#13 18.35 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 18.35 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 18.36 # Run eval $(opam env) to update the current shell environment
#13 DONE 21.5s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 0.4s

#15 exporting to image
#15 exporting layers
#15 exporting layers 1.3s done
#15 writing image sha256:e071041f693dcf0fa16305758c06422e6897e65046012cf894b24acb72b0b162 done
#15 DONE 1.4s

 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:e071041f693dcf0fa16305758c06422e6897e65046012cf894b24acb72b0b162" to "ocurrent/opam-staging:debian-13-ocaml-5.4-no-flat-float-array-s390x" as user "ocurrentbuilder"
Login Succeeded
The push refers to repository [docker.io/ocurrent/opam-staging]
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debian-13-ocaml-5.4-no-flat-float-array-s390x: digest: sha256:1ec8c0ba9c2e5aadc41cdbe4dbc78deb668f84e4e9986a1add37119ba28b5dc3 size: 10120
Job succeeded
2026-06-28 02:09.38: Job succeeded