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-5.4-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089
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" ]


2026-06-27 23:47.03: Using cache hint "5.4.1-s390x-ocurrent/opam-staging@sha256:681c7d1b10baf5ad8de1e02b9bd0b99e7d5a4ecb41aa7dba00a141e954f80089"
2026-06-27 23:47.03: Waiting for resource in pool OCluster
2026-06-28 02:26.21: Waiting for worker…
2026-06-28 02:31.33: 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: 663B done
#1 DONE 1.3s

#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 1.2s

#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 [2/8] RUN apt-get -y update
#7 0.700 Hit:1 http://deb.debian.org/debian bookworm InRelease
#7 0.700 Hit:2 http://deb.debian.org/debian bookworm-updates InRelease
#7 0.728 Hit:3 http://deb.debian.org/debian-security bookworm-security InRelease
#7 1.119 Reading package lists...
#7 DONE 2.0s

#8 [3/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#8 0.288 Reading package lists...
#8 0.816 Building dependency tree...
#8 0.888 Reading state information...
#8 0.906 Calculating upgrade...
#8 1.020 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#8 DONE 1.6s

#9 [4/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#9 0.546 Reading package lists...
#9 1.099 Building dependency tree...
#9 1.164 Reading state information...
#9 1.275 The following NEW packages will be installed:
#9 1.275   libzstd-dev
#9 1.406 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#9 1.406 Need to get 315 kB of archives.
#9 1.406 After this operation, 1299 kB of additional disk space will be used.
#9 1.406 Get:1 http://deb.debian.org/debian bookworm/main s390x libzstd-dev s390x 1.5.4+dfsg2-5 [315 kB]
#9 1.966 debconf: delaying package configuration, since apt-utils is not installed
#9 2.057 Fetched 315 kB in 0s (1775 kB/s)
#9 2.231 Selecting previously unselected package libzstd-dev:s390x.
#9 2.231 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 18528 files and directories currently installed.)
#9 2.935 Preparing to unpack .../libzstd-dev_1.5.4+dfsg2-5_s390x.deb ...
#9 2.963 Unpacking libzstd-dev:s390x (1.5.4+dfsg2-5) ...
#9 3.125 Setting up libzstd-dev:s390x (1.5.4+dfsg2-5) ...
#9 DONE 4.3s

#10 [internal] load build context
#10 transferring context: 663B done
#10 DONE 0.1s

#11 [5/8] RUN opam switch create 5.4 --packages=ocaml-base-compiler.5.4.1
#11 2.958 
#11 2.958 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 2.958 Switch invariant: ["ocaml-base-compiler" {= "5.4.1"}]
#11 10.58 
#11 10.58 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 15.27 -> installed base-bigarray.base
#11 15.27 -> installed base-threads.base
#11 15.28 -> installed base-unix.base
#11 15.28 -> installed ocaml-options-vanilla.1
#11 15.66 -> retrieved ocaml-config.3  (2 extra sources)
#11 16.20 -> retrieved ocaml-compiler.5.4.1  (https://opam.ocaml.org/cache)
#11 377.8 -> installed ocaml-compiler.5.4.1
#11 377.9 -> installed ocaml-base-compiler.5.4.1
#11 377.9 -> installed ocaml-config.3
#11 378.3 -> installed ocaml.5.4.1
#11 378.3 -> installed base-domains.base
#11 378.4 -> installed base-effects.base
#11 378.4 -> installed base-nnp.base
#11 379.0 Done.
#11 379.0 # Run eval $(opam env --switch=5.4) to update the current shell environment
#11 DONE 396.6s

#12 [6/8] RUN opam pin add -k version ocaml-base-compiler 5.4.1
#12 1.808 ocaml-base-compiler is now pinned to version 5.4.1
#12 1.808 
#12 11.75 No package build needed.
#12 11.75 Nothing to do.
#12 11.75 # Run eval $(opam env) to update the current shell environment
#12 DONE 13.5s

#13 [7/8] RUN opam install -y opam-depext
#13 8.311 The following actions will be performed:
#13 8.311   - install opam-depext 1.2.3
#13 8.311 
#13 8.311 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 9.013 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 12.83 -> installed opam-depext.1.2.3
#13 12.83 Done.
#13 12.83 
#13 12.83 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 12.83 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 12.83 # Run eval $(opam env) to update the current shell environment
#13 DONE 16.6s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 1.2s

#15 exporting to image
#15 exporting layers
#15 exporting layers 1.9s done
#15 writing image sha256:b91200906ad65ec7cb51108d7b36d69c74b314cebb84b30807da7a0a7db70eef
#15 writing image sha256:b91200906ad65ec7cb51108d7b36d69c74b314cebb84b30807da7a0a7db70eef 0.0s done
#15 DONE 2.0s

 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:b91200906ad65ec7cb51108d7b36d69c74b314cebb84b30807da7a0a7db70eef" to "ocurrent/opam-staging:debian-12-ocaml-5.4-s390x" as user "ocurrentbuilder"
Login Succeeded
The push refers to repository [docker.io/ocurrent/opam-staging]
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debian-12-ocaml-5.4-s390x: digest: sha256:c76433de8378be017abc9e902243aefa656214a45e1e28949e162bd6aa344106 size: 10121
Job succeeded
2026-06-28 02:39.33: Job succeeded