2026-04-05 02:26.57: New job: Build using linux-s390x in
                                []
2026-04-05 02:26.57: Will push staging image to ocurrent/opam-staging:debian-12-ocaml-5.4-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:33fe8e4bb7db614ceaf572d5fad1a2bed130c38b11a6fb684f21348acbc33ca6
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-base-compiler.5.4.1
RUN opam pin add -k version ocaml-base-compiler 5.4.1
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-04-05 02:26.57: Using cache hint "5.4.1-s390x-ocurrent/opam-staging@sha256:33fe8e4bb7db614ceaf572d5fad1a2bed130c38b11a6fb684f21348acbc33ca6"
2026-04-05 02:26.57: Waiting for resource in pool OCluster
2026-04-05 11:04.08: Waiting for worker…
2026-04-05 11:08.08: 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: 663B done
#1 DONE 0.1s

#2 docker-image://docker.io/docker/dockerfile:1@sha256:4a43a54dd1fedceb30ba47e76cfcf2b47304f4161c0caeac2db1c61804ea3c91
#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@sha256:33fe8e4bb7db614ceaf572d5fad1a2bed130c38b11a6fb684f21348acbc33ca6
#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@sha256:33fe8e4bb7db614ceaf572d5fad1a2bed130c38b11a6fb684f21348acbc33ca6
#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: 663B done
#10 DONE 0.2s

#11 [5/8] RUN opam switch create 5.4 --packages=ocaml-base-compiler.5.4.1
#11 3.552 
#11 3.552 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 3.925 [ocaml-config.3/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#11 4.244 [ocaml-config.3/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#11 4.765 [ocaml-compiler.5.4.1] downloaded from cache at https://opam.ocaml.org/cache
#11 5.610 [ocaml-compiler.5.4.1/ocaml-compiler.install] downloaded from https://opam.ocaml.org/cache
#11 5.610 
#11 5.610 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 5.799 -> installed base-bigarray.base
#11 5.800 -> installed base-threads.base
#11 5.803 -> installed base-unix.base
#11 5.880 -> installed ocaml-options-vanilla.1
#11 195.4 -> installed ocaml-compiler.5.4.1
#11 195.5 -> installed ocaml-base-compiler.5.4.1
#11 195.5 -> installed ocaml-config.3
#11 195.6 -> installed ocaml.5.4.1
#11 195.7 -> installed base-domains.base
#11 195.7 -> installed base-effects.base
#11 195.7 -> installed base-nnp.base
#11 196.0 Done.
#11 196.0 # Run eval $(opam env) to update the current shell environment
#11 DONE 199.6s

#12 [6/8] RUN opam pin add -k version ocaml-base-compiler 5.4.1
#12 1.062 ocaml-base-compiler is now pinned to version 5.4.1
#12 1.062 
#12 4.275 No package build needed.
#12 4.275 Nothing to do.
#12 4.275 # Run eval $(opam env) to update the current shell environment
#12 DONE 4.4s

#13 [7/8] RUN opam install -y opam-depext
#13 4.395 The following actions will be performed:
#13 4.396   - install opam-depext 1.2.3
#13 4.396 
#13 4.396 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 5.014 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#13 5.030 
#13 5.030 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 6.476 -> installed opam-depext.1.2.3
#13 6.488 Done.
#13 6.488 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.6s

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

#15 exporting to image
#15 exporting layers
#15 exporting layers 1.1s done
#15 writing image sha256:91ade448f22269e1dd435f2c4692a7803e4d0dd28ab6c1814b1a069bff8cc80c done
#15 DONE 1.2s

 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 "sha256:91ade448f22269e1dd435f2c4692a7803e4d0dd28ab6c1814b1a069bff8cc80c" to "ocurrent/opam-staging:debian-12-ocaml-5.4-s390x" as user "ocurrentbuilder"
Login Succeeded
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debian-12-ocaml-5.4-s390x: digest: sha256:346a96112c7a4d9aa4c4d63b27aec47a25cf6cb703dadc6f38b642a3cf6dc3c6 size: 10332
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debian-12-ocaml-5.4-s390x: digest: sha256:346a96112c7a4d9aa4c4d63b27aec47a25cf6cb703dadc6f38b642a3cf6dc3c6 size: 10332
Job succeeded
2026-04-05 11:12.10: Job succeeded