2026-01-09 19:29.26: New job: Build using linux-s390x in
                                []
2026-01-09 19:29.26: Will push staging image to ocurrent/opam-staging:debian-13-ocaml-5.0-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:f3affdf513a06dd16ae03c72ef85fd6a619c1133066412eb5937526105e6ae05
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
RUN opam switch create 5.0 --packages=ocaml-base-compiler.5.0.0
RUN opam pin add -k version ocaml-base-compiler 5.0.0
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-01-09 19:29.26: Using cache hint "5.0.0-s390x-ocurrent/opam-staging@sha256:f3affdf513a06dd16ae03c72ef85fd6a619c1133066412eb5937526105e6ae05"
2026-01-09 19:29.26: Waiting for resource in pool OCluster
2026-01-11 04:24.26: Waiting for worker…
2026-01-11 04:28.25: 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: 501B done
#1 DONE 0.2s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.2s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:f3affdf513a06dd16ae03c72ef85fd6a619c1133066412eb5937526105e6ae05
#4 DONE 0.0s

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

#6 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:f3affdf513a06dd16ae03c72ef85fd6a619c1133066412eb5937526105e6ae05
#6 CACHED

#7 [internal] load build context
#7 transferring context: 501B done
#7 DONE 0.1s

#8 [2/5] RUN opam switch create 5.0 --packages=ocaml-base-compiler.5.0.0
#8 3.507 
#8 3.507 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#8 3.897 [ocaml-config.3/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
#8 4.227 [ocaml-config.3/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
#8 4.706 [ocaml-base-compiler.5.0.0] downloaded from cache at https://opam.ocaml.org/cache
#8 5.507 [ocaml-base-compiler.5.0.0/ocaml-base-compiler.install] downloaded from https://opam.ocaml.org/cache
#8 5.507 
#8 5.507 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#8 5.513 -> installed base-bigarray.base
#8 5.545 -> installed base-threads.base
#8 5.546 -> installed base-unix.base
#8 5.547 -> installed ocaml-option-bytecode-only.1
#8 5.707 -> installed ocaml-options-vanilla.1
#8 97.90 -> installed ocaml-base-compiler.5.0.0
#8 97.93 -> installed ocaml-config.3
#8 98.03 -> installed ocaml.5.0.0
#8 98.04 -> installed base-domains.base
#8 98.06 -> installed base-nnp.base
#8 98.25 Done.
#8 98.26 # Run eval $(opam env) to update the current shell environment
#8 DONE 103.9s

#9 [3/5] RUN opam pin add -k version ocaml-base-compiler 5.0.0
#9 1.070 ocaml-base-compiler is now pinned to version 5.0.0
#9 1.070 
#9 4.096 No package build needed.
#9 4.096 Nothing to do.
#9 4.096 # Run eval $(opam env) to update the current shell environment
#9 DONE 6.4s

#10 [4/5] RUN opam install -y opam-depext
#10 3.983 The following actions will be performed:
#10 3.983   - install opam-depext 1.2.3
#10 3.983 
#10 3.983 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 4.618 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#10 4.785 
#10 4.785 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 6.799 -> installed opam-depext.1.2.3
#10 6.836 Done.
#10 6.836 # Run eval $(opam env) to update the current shell environment
#10 DONE 8.2s

#11 [5/5] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#11 DONE 0.2s

#12 exporting to image
#12 exporting layers
#12 exporting layers 0.9s done
#12 writing image sha256:ed080610c5d7519b08d6bcf1f68a684ada0e5f5adea3bf676245d6e65c0ad3e8 done
#12 DONE 0.9s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 9)
Pushing "sha256:ed080610c5d7519b08d6bcf1f68a684ada0e5f5adea3bf676245d6e65c0ad3e8" to "ocurrent/opam-staging:debian-13-ocaml-5.0-s390x" as user "ocurrentbuilder"
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Job succeeded
2026-01-11 04:30.55: Job succeeded