2026-06-27 23:47.03: New job: Build using linux-s390x in
                                []
2026-06-27 23:47.03: Will push staging image to ocurrent/opam-staging:debian-12-ocaml-4.14-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089
ENV OPAMYES="1" OPAMCONFIRMLEVEL="unsafe-yes" OPAMERRLOGLEN="0" OPAMPRECISETRACKING="1"
RUN opam switch create 4.14 --packages=ocaml-base-compiler.4.14.4
RUN opam pin add -k version ocaml-base-compiler 4.14.4
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-27 23:47.03: Using cache hint "4.14.4-s390x-ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089"
2026-06-27 23:47.03: Waiting for resource in pool OCluster
2026-06-28 02:17.48: Waiting for worker…
2026-06-28 02:26.21: 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: 504B done
#1 DONE 0.4s

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

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context:
#5 transferring context: 2B 0.1s done
#5 DONE 0.5s

#6 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089
#6 resolve docker.io/ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089 0.5s done
#6 DONE 6.2s

#7 [internal] load build context
#7 transferring context: 504B done
#7 DONE 0.2s

#8 [2/5] RUN opam switch create 4.14 --packages=ocaml-base-compiler.4.14.4
#8 1.833 
#8 1.833 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#8 1.833 Switch invariant: ["ocaml-base-compiler" {= "4.14.4"}]
#8 7.664 
#8 7.664 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#8 11.82 -> installed base-bigarray.base
#8 11.82 -> installed base-threads.base
#8 11.83 -> installed base-unix.base
#8 11.87 -> installed ocaml-options-vanilla.1
#8 12.23 -> retrieved ocaml-config.2  (2 extra sources)
#8 13.28 -> retrieved ocaml-base-compiler.4.14.4  (https://opam.ocaml.org/cache)
#8 187.5 -> installed ocaml-base-compiler.4.14.4
#8 187.6 -> installed ocaml-config.2
#8 187.7 -> installed ocaml.4.14.4
#8 187.9 Done.
#8 187.9 # Run eval $(opam env --switch=4.14) to update the current shell environment
#8 DONE 216.7s

#9 [3/5] RUN opam pin add -k version ocaml-base-compiler 4.14.4
#9 1.036 ocaml-base-compiler is now pinned to version 4.14.4
#9 1.036 
#9 6.721 No package build needed.
#9 6.721 Nothing to do.
#9 6.721 # Run eval $(opam env) to update the current shell environment
#9 DONE 7.3s

#10 [4/5] RUN opam install -y opam-depext
#10 7.955 The following actions will be performed:
#10 7.955   - install opam-depext 1.2.3
#10 7.955 
#10 7.955 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#10 8.758 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#10 14.35 -> installed opam-depext.1.2.3
#10 14.35 Done.
#10 14.35 
#10 14.35 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#10 14.35 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#10 14.35 # Run eval $(opam env) to update the current shell environment
#10 DONE 18.3s

#11 [5/5] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#11 DONE 0.6s

#12 exporting to image
#12 exporting layers
#12 exporting layers 2.1s done
#12 writing image sha256:c9d0f72ed8331027faa4574dc5033a943a4d744614dd73cf9cc041ac3e13f27e done
#12 DONE 2.1s

 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:c9d0f72ed8331027faa4574dc5033a943a4d744614dd73cf9cc041ac3e13f27e" to "ocurrent/opam-staging:debian-12-ocaml-4.14-s390x" as user "ocurrentbuilder"
Login Succeeded
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debian-12-ocaml-4.14-s390x: digest: sha256:1a132d4c811d94779ef38fab23a57f47b90af2ba060ee9fefe24bb938f58e11f size: 9495
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debian-12-ocaml-4.14-s390x: digest: sha256:1a132d4c811d94779ef38fab23a57f47b90af2ba060ee9fefe24bb938f58e11f size: 9495
Job succeeded
2026-06-28 02:31.33: Job succeeded