2026-06-06 06:54.46: New job: Build using linux-s390x in
                                []
2026-06-06 06:54.46: Will push staging image to ocurrent/opam-staging:ubuntu-25.10-ocaml-5.5-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:9d31a5f3a74773db5898423052f977a4ee3bb442f11a60a383e52ba291c2dac1
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" ]


2026-06-06 06:54.46: Using cache hint "5.5.0-s390x-ocurrent/opam-staging@sha256:9d31a5f3a74773db5898423052f977a4ee3bb442f11a60a383e52ba291c2dac1"
2026-06-06 12:33.06: Waiting for worker…
2026-06-06 12:33.06: 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: 753B done
#1 DONE 0.1s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.1s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:9d31a5f3a74773db5898423052f977a4ee3bb442f11a60a383e52ba291c2dac1
#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@sha256:9d31a5f3a74773db5898423052f977a4ee3bb442f11a60a383e52ba291c2dac1
#6 CACHED

#7 [internal] load build context
#7 transferring context: 753B done
#7 DONE 0.1s

#8 [2/9] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#8 0.642 [beta] Initialised
#8 DONE 1.1s

#9 [3/9] RUN apt-get -y update
#9 0.608 Hit:1 http://ports.ubuntu.com/ubuntu-ports questing InRelease
#9 0.698 Get:2 http://ports.ubuntu.com/ubuntu-ports questing-updates InRelease [138 kB]
#9 0.846 Hit:3 http://ports.ubuntu.com/ubuntu-ports questing-backports InRelease
#9 0.944 Hit:4 http://ports.ubuntu.com/ubuntu-ports questing-security InRelease
#9 0.956 Fetched 138 kB in 1s (247 kB/s)
#9 0.956 Reading package lists...
#9 DONE 1.9s

#10 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#10 0.318 Reading package lists...
#10 1.016 Building dependency tree...
#10 1.099 Reading state information...
#10 1.130 Calculating upgrade...
#10 1.275 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#10 DONE 1.5s

#11 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#11 0.355 Reading package lists...
#11 1.032 Building dependency tree...
#11 1.116 Reading state information...
#11 1.135 Solving dependencies...
#11 1.263 The following NEW packages will be installed:
#11 1.264   libzstd-dev
#11 1.396 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#11 1.396 Need to get 415 kB of archives.
#11 1.396 After this operation, 1438 kB of additional disk space will be used.
#11 1.396 Get:1 http://ports.ubuntu.com/ubuntu-ports questing/main s390x libzstd-dev s390x 1.5.7+dfsg-1build2 [415 kB]
#11 2.202 Fetched 415 kB in 0s (2728 kB/s)
#11 2.224 Selecting previously unselected package libzstd-dev:s390x.
#11 2.224 (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 ... 18456 files and directories currently installed.)
#11 2.250 Preparing to unpack .../libzstd-dev_1.5.7+dfsg-1build2_s390x.deb ...
#11 2.252 Unpacking libzstd-dev:s390x (1.5.7+dfsg-1build2) ...
#11 2.295 Setting up libzstd-dev:s390x (1.5.7+dfsg-1build2) ...
#11 DONE 2.4s

#12 [6/9] RUN opam switch create 5.5 --packages=ocaml-variants.5.5.0+trunk
#12 0.770 
#12 0.770 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.770 Switch invariant: ["ocaml-variants" {= "5.5.0+trunk"}]
#12 6.192 
#12 6.192 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 7.201 -> installed base-bigarray.base
#12 7.201 -> installed base-threads.base
#12 7.202 -> installed base-unix.base
#12 7.202 -> installed compiler-cloning.disabled
#12 7.203 -> installed host-arch-s390x.1
#12 7.220 -> installed host-system-other.1
#12 7.228 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#12 7.443 -> retrieved ocaml-compiler.5.5  (https://github.com/ocaml/ocaml/archive/5.5.tar.gz)
#12 202.2 -> installed ocaml-compiler.5.5
#12 202.2 -> installed ocaml-variants.5.5.0+trunk
#12 202.3 -> installed ocaml.5.5.0
#12 202.3 -> installed base-domains.base
#12 202.3 -> installed base-effects.base
#12 202.4 -> installed base-nnp.base
#12 203.3 Done.
#12 203.3 # Run eval $(opam env --switch=5.5) to update the current shell environment
#12 DONE 212.6s

#13 [7/9] RUN opam pin add -k version ocaml-variants 5.5.0+trunk
#13 0.693 ocaml-variants is now pinned to version 5.5.0+trunk
#13 0.693 
#13 6.406 No package build needed.
#13 6.406 Nothing to do.
#13 6.406 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.8s

#14 [8/9] RUN opam install -y opam-depext
#14 6.751 The following actions will be performed:
#14 6.751   - install opam-depext 1.2.3
#14 6.751 
#14 6.751 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 7.381 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#14 9.867 -> installed opam-depext.1.2.3
#14 9.873 Done.
#14 9.873 
#14 9.873 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#14 9.873 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#14 9.873 # Run eval $(opam env) to update the current shell environment
#14 DONE 11.1s

#15 [9/9] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#15 DONE 0.1s

#16 exporting to image
#16 exporting layers
#16 exporting layers 1.1s done
#16 writing image sha256:7df0d82374710d4f7b3d7b9a08bd12f8b3851350e7c8a31c6135d05387408692
#16 writing image sha256:7df0d82374710d4f7b3d7b9a08bd12f8b3851350e7c8a31c6135d05387408692 done
#16 DONE 1.1s

 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 "sha256:7df0d82374710d4f7b3d7b9a08bd12f8b3851350e7c8a31c6135d05387408692" to "ocurrent/opam-staging:ubuntu-25.10-ocaml-5.5-s390x" as user "ocurrentbuilder"
Login Succeeded
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ubuntu-25.10-ocaml-5.5-s390x: digest: sha256:927ca0b73f0ebf854d62959c2439524635f93b67b9261746b6a65461bfb8e235 size: 10550
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Job succeeded
2026-06-06 12:37.36: Job succeeded