2026-03-07 10:52.06: New job: Build using linux-s390x in
                                []
2026-03-07 10:52.06: Will push staging image to ocurrent/opam-staging:debian-13-ocaml-5.2-no-flat-float-array-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:1609eb8696c25fb4b1739772427c3ea2141e3d50cc895c5337014e04b8ff0a97
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 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-no-flat-float-array
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" ]


2026-03-07 10:52.06: Using cache hint "5.2.1+no-flat-float-array-s390x-ocurrent/opam-staging@sha256:1609eb8696c25fb4b1739772427c3ea2141e3d50cc895c5337014e04b8ff0a97"
2026-03-07 10:52.06: Waiting for resource in pool OCluster
2026-03-07 14:25.58: Waiting for worker…
2026-03-07 14:28.03: 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 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.1s

#3 docker-image://docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6
#3 CACHED

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:1609eb8696c25fb4b1739772427c3ea2141e3d50cc895c5337014e04b8ff0a97
#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@sha256:1609eb8696c25fb4b1739772427c3ea2141e3d50cc895c5337014e04b8ff0a97
#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 0.1s

#11 [5/8] RUN opam switch create 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-no-flat-float-array
#11 3.290 
#11 3.290 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 3.632 [ocaml-config.3/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#11 3.964 [ocaml-config.3/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#11 4.538 [ocaml-variants.5.2.1+options] downloaded from cache at https://opam.ocaml.org/cache
#11 5.332 [ocaml-variants.5.2.1+options/ocaml-variants.install] downloaded from https://opam.ocaml.org/cache
#11 5.333 
#11 5.333 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 5.372 -> installed base-bigarray.base
#11 5.373 -> installed base-threads.base
#11 5.376 -> installed base-unix.base
#11 5.379 -> installed ocaml-option-bytecode-only.1
#11 5.380 -> installed ocaml-option-no-flat-float-array.1
#11 5.558 -> installed ocaml-options-only-no-flat-float-array.1+bytecode-only
#11 108.3 -> installed ocaml-variants.5.2.1+options
#11 108.3 -> installed ocaml-config.3
#11 108.4 -> installed ocaml.5.2.1
#11 108.4 -> installed base-domains.base
#11 108.4 -> installed base-nnp.base
#11 108.6 Done.
#11 108.6 # Run eval $(opam env) to update the current shell environment
#11 DONE 110.1s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.2.1+options
#12 0.661 ocaml-variants is now pinned to version 5.2.1+options
#12 0.661 
#12 3.508 No package build needed.
#12 3.508 Nothing to do.
#12 3.509 # Run eval $(opam env) to update the current shell environment
#12 DONE 3.7s

#13 [7/8] RUN opam install -y opam-depext
#13 3.959 The following actions will be performed:
#13 3.959   - install opam-depext 1.2.3
#13 3.959 
#13 3.959 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 4.579 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#13 4.593 
#13 4.593 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 6.167 -> installed opam-depext.1.2.3
#13 6.173 Done.
#13 6.174 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.8s

#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 sha256:06bc90353cf73ad38a9dfd13b7fcbd60f39377f5cab48e1be72861f532be05f0 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 "sha256:06bc90353cf73ad38a9dfd13b7fcbd60f39377f5cab48e1be72861f532be05f0" to "ocurrent/opam-staging:debian-13-ocaml-5.2-no-flat-float-array-s390x" as user "ocurrentbuilder"
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Job succeeded
2026-03-07 14:30.23: Job succeeded