2026-02-21 09:28.57: New job: Build using linux-s390x in
                                []
2026-02-21 09:28.57: Will push staging image to ocurrent/opam-staging:ubuntu-22.04-ocaml-5.5-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:7c66eb453e93612b7a3df9441bfe30c5eb0d2884e46953c54a137f468c513c5d
RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
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 5.5 --packages=ocaml-variants.5.5.0+trunk
RUN opam pin add -k version ocaml-variants 5.5.0+trunk
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-02-21 09:28.57: Using cache hint "5.5.0-s390x-ocurrent/opam-staging@sha256:7c66eb453e93612b7a3df9441bfe30c5eb0d2884e46953c54a137f468c513c5d"
2026-02-21 09:28.57: Waiting for resource in pool OCluster
2026-02-21 11:46.28: Waiting for worker…
2026-02-21 11:53.43: 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: 753B 0.0s done
#1 DONE 0.4s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.3s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:7c66eb453e93612b7a3df9441bfe30c5eb0d2884e46953c54a137f468c513c5d
#4 DONE 0.4s

#5 [internal] load .dockerignore
#5 transferring context:
#5 transferring context: 2B done
#5 DONE 0.8s

#6 [1/9] FROM docker.io/ocurrent/opam-staging@sha256:7c66eb453e93612b7a3df9441bfe30c5eb0d2884e46953c54a137f468c513c5d
#6 CACHED

#7 [internal] load build context
#7 transferring context: 753B 0.0s done
#7 DONE 0.8s

#8 [2/9] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#8 3.977 [beta] Initialised
#8 DONE 5.6s

#9 [3/9] RUN apt-get -y update
#9 1.839 Hit:1 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
#9 1.839 Hit:2 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
#9 1.839 Hit:3 http://ports.ubuntu.com/ubuntu-ports jammy-backports InRelease
#9 1.839 Hit:4 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
#9 3.383 Reading package lists...
#9 DONE 4.9s

#10 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#10 1.176 Reading package lists...
#10 2.045 Building dependency tree...
#10 2.145 Reading state information...
#10 2.165 Calculating upgrade...
#10 2.608 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#10 DONE 2.9s

#11 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#11 1.039 Reading package lists...
#11 1.891 Building dependency tree...
#11 1.977 Reading state information...
#11 2.208 The following NEW packages will be installed:
#11 2.208   libzstd-dev
#11 2.292 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#11 2.292 Need to get 406 kB of archives.
#11 2.292 After this operation, 1521 kB of additional disk space will be used.
#11 2.292 Get:1 http://ports.ubuntu.com/ubuntu-ports jammy/main s390x libzstd-dev s390x 1.4.8+dfsg-3build1 [406 kB]
#11 2.593 debconf: delaying package configuration, since apt-utils is not installed
#11 2.656 Fetched 406 kB in 0s (2685 kB/s)
#11 2.783 Selecting previously unselected package libzstd-dev:s390x.
#11 2.784 (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 ... 15422 files and directories currently installed.)
#11 2.820 Preparing to unpack .../libzstd-dev_1.4.8+dfsg-3build1_s390x.deb ...
#11 2.867 Unpacking libzstd-dev:s390x (1.4.8+dfsg-3build1) ...
#11 3.118 Setting up libzstd-dev:s390x (1.4.8+dfsg-3build1) ...
#11 DONE 3.6s

#12 [6/9] RUN opam switch create 5.5 --packages=ocaml-variants.5.5.0+trunk
#12 5.386 
#12 5.386 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 5.989 [ocaml.5.5.0/gen_ocaml_config.ml] downloaded from https://opam.ocaml.org/cache
#12 6.717 [ocaml-compiler.5.5] downloaded from https://github.com/ocaml/ocaml/archive/5.5.tar.gz
#12 7.253 
#12 7.253 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 7.253 -> installed base-bigarray.base
#12 7.253 -> installed base-threads.base
#12 7.259 -> installed base-unix.base
#12 7.267 -> installed host-arch-s390x.1
#12 7.335 -> installed host-system-other.1
#12 7.335 -> installed ocaml-beta.enabled
#12 288.4 -> installed ocaml-compiler.5.5
#12 288.5 -> installed ocaml-variants.5.5.0+trunk
#12 288.7 -> installed ocaml.5.5.0
#12 288.7 -> installed base-domains.base
#12 288.7 -> installed base-effects.base
#12 288.7 -> installed base-nnp.base
#12 289.1 Done.
#12 289.1 # Run eval $(opam env) to update the current shell environment
#12 DONE 314.8s

#13 [7/9] RUN opam pin add -k version ocaml-variants 5.5.0+trunk
#13 2.431 ocaml-variants is now pinned to version 5.5.0+trunk
#13 2.431 
#13 5.781 No package build needed.
#13 5.781 Nothing to do.
#13 5.781 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.6s

#14 [8/9] RUN opam install -y opam-depext
#14 4.753 The following actions will be performed:
#14 4.753   - install opam-depext 1.2.3
#14 4.753 
#14 4.753 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 5.534 [opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
#14 5.552 
#14 5.552 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 7.340 -> installed opam-depext.1.2.3
#14 7.396 Done.
#14 7.404 # Run eval $(opam env) to update the current shell environment
#14 DONE 9.5s

#15 [9/9] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#15 DONE 0.4s

#16 exporting to image
#16 exporting layers
#16 exporting layers 1.5s done
#16 writing image sha256:9493b0bc678429838d0dbb2d38ec176239a8864f1fd2ee9147b43d4753ab21ca
#16 writing image sha256:9493b0bc678429838d0dbb2d38ec176239a8864f1fd2ee9147b43d4753ab21ca 0.0s done
#16 DONE 1.5s

 1 warning found (use docker --debug to expand):
 - JSONArgsRecommended: JSON arguments recommended for CMD to prevent unintended behavior related to OS signals (line 15)
Pushing "sha256:9493b0bc678429838d0dbb2d38ec176239a8864f1fd2ee9147b43d4753ab21ca" to "ocurrent/opam-staging:ubuntu-22.04-ocaml-5.5-s390x" as user "ocurrentbuilder"
Login Succeeded
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Job succeeded
2026-02-21 12:00.21: Job succeeded