2026-06-06 07:23.47: New job: Build using linux-s390x in
                                []
2026-06-06 07:23.47: 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:a2abf01ad31ec479bc6fd7cfa7cc97388b95d1c0e03873810bb7f3350dd053fe
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" ]


2026-06-06 07:23.47: Using cache hint "5.4.1+no-flat-float-array-s390x-ocurrent/opam-staging@sha256:a2abf01ad31ec479bc6fd7cfa7cc97388b95d1c0e03873810bb7f3350dd053fe"
2026-06-06 14:48.10: Waiting for worker…
2026-06-06 14:57.50: 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: 708B done
#1 DONE 0.1s

#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:a2abf01ad31ec479bc6fd7cfa7cc97388b95d1c0e03873810bb7f3350dd053fe
#4 DONE 0.2s

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

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:a2abf01ad31ec479bc6fd7cfa7cc97388b95d1c0e03873810bb7f3350dd053fe
#6 DONE 0.0s

#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 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 0.905 
#11 0.905 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 0.905 Switch invariant: [
#11 0.905   "ocaml-variants" {= "5.4.1+options"}
#11 0.905   "ocaml-options-only-no-flat-float-array"
#11 0.905 ]
#11 6.012 
#11 6.012 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 8.302 -> installed base-bigarray.base
#11 8.303 -> installed base-threads.base
#11 8.303 -> installed base-unix.base
#11 8.304 -> installed ocaml-option-bytecode-only.1
#11 8.305 -> installed ocaml-option-no-flat-float-array.1
#11 8.306 -> installed ocaml-options-only-no-flat-float-array.1+bytecode-only
#11 8.876 -> retrieved ocaml-config.3  (2 extra sources)
#11 9.211 -> retrieved ocaml-compiler.5.4.1  (https://opam.ocaml.org/cache)
#11 118.5 -> installed ocaml-compiler.5.4.1
#11 118.5 -> installed ocaml-variants.5.4.1+options
#11 118.5 -> installed ocaml-config.3
#11 118.6 -> installed ocaml.5.4.1
#11 118.6 -> installed base-domains.base
#11 118.6 -> installed base-effects.base
#11 118.6 -> installed base-nnp.base
#11 118.7 Done.
#11 118.7 # Run eval $(opam env --switch=5.4) to update the current shell environment
#11 DONE 122.4s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.4.1+options
#12 0.692 ocaml-variants is now pinned to version 5.4.1+options
#12 0.692 
#12 5.935 No package build needed.
#12 5.935 Nothing to do.
#12 5.939 # Run eval $(opam env) to update the current shell environment
#12 DONE 6.1s

#13 [7/8] RUN opam install -y opam-depext
#13 6.048 The following actions will be performed:
#13 6.048   - install opam-depext 1.2.3
#13 6.048 
#13 6.048 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 6.666 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 10.97 -> installed opam-depext.1.2.3
#13 10.98 Done.
#13 10.98 
#13 10.98 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 10.98 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 10.98 # Run eval $(opam env) to update the current shell environment
#13 DONE 12.3s

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

#15 exporting to image
#15 exporting layers
#15 exporting layers 0.8s done
#15 writing image sha256:8b7dc2f5f03e6791bac758e8c81d1cf0d86f56d5a09a6c647f68bb8dacfd736e done
#15 DONE 0.8s

 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 "sha256:8b7dc2f5f03e6791bac758e8c81d1cf0d86f56d5a09a6c647f68bb8dacfd736e" to "ocurrent/opam-staging:debian-13-ocaml-5.4-no-flat-float-array-s390x" as user "ocurrentbuilder"
Login Succeeded
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debian-13-ocaml-5.4-no-flat-float-array-s390x: digest: sha256:dac0337f284a5581e66419af626df48e6e4eac758d2b1e32fd984d56000432d1 size: 10121
Job succeeded
2026-06-06 15:00.34: Job succeeded