2026-06-27 23:13.52: New job: Build using linux-s390x in
                                []
2026-06-27 23:13.52: Will push staging image to ocurrent/opam-staging:debian-13-ocaml-5.2-no-flat-float-array-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
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 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-no-flat-float-array
RUN opam pin add -k version ocaml-variants 5.2.1+options
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-27 23:13.52: Using cache hint "5.2.1+no-flat-float-array-s390x-ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8"
2026-06-27 23:13.52: Waiting for resource in pool OCluster
2026-06-28 01:53.59: Waiting for worker…
2026-06-28 02:01.32: 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: 708B 0.0s done
#1 DONE 0.8s

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

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context:
#5 transferring context: 2B done
#5 DONE 0.3s

#6 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8
#6 resolve docker.io/ocurrent/opam-staging@sha256:fe5bda8b21f5d07ddd78330eae0244dba9353767bcd2b30b4fcdfe380e1e5ce8 0.7s done
#6 DONE 6.0s

#7 [2/8] RUN apt-get -y update
#7 2.248 Hit:1 http://deb.debian.org/debian trixie InRelease
#7 2.248 Hit:2 http://deb.debian.org/debian trixie-updates InRelease
#7 2.248 Hit:3 http://deb.debian.org/debian-security trixie-security InRelease
#7 2.648 Reading package lists...
#7 DONE 4.0s

#8 [3/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#8 2.921 Reading package lists...
#8 3.893 Building dependency tree...
#8 3.998 Reading state information...
#8 4.030 Calculating upgrade...
#8 4.468 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#8 DONE 5.3s

#9 [4/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#9 2.281 Reading package lists...
#9 2.959 Building dependency tree...
#9 3.055 Reading state information...
#9 3.223 The following NEW packages will be installed:
#9 3.223   libzstd-dev
#9 3.319 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#9 3.319 Need to get 391 kB of archives.
#9 3.319 After this operation, 1480 kB of additional disk space will be used.
#9 3.319 Get:1 http://deb.debian.org/debian trixie/main s390x libzstd-dev s390x 1.5.7+dfsg-1 [391 kB]
#9 6.022 Fetched 391 kB in 0s (868 kB/s)
#9 6.335 Selecting previously unselected package libzstd-dev:s390x.
#9 6.335 (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 ... 20382 files and directories currently installed.)
#9 6.574 Preparing to unpack .../libzstd-dev_1.5.7+dfsg-1_s390x.deb ...
#9 6.574 Unpacking libzstd-dev:s390x (1.5.7+dfsg-1) ...
#9 6.674 Setting up libzstd-dev:s390x (1.5.7+dfsg-1) ...
#9 DONE 8.3s

#10 [internal] load build context
#10 transferring context: 708B done
#10 DONE 0.3s

#11 [5/8] RUN opam switch create 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-no-flat-float-array
#11 1.600 
#11 1.600 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 1.600 Switch invariant: [
#11 1.600   "ocaml-variants" {= "5.2.1+options"}
#11 1.600   "ocaml-options-only-no-flat-float-array"
#11 1.600 ]
#11 9.033 
#11 9.033 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 17.12 -> installed base-bigarray.base
#11 17.12 -> installed base-threads.base
#11 17.12 -> installed base-unix.base
#11 17.13 -> installed ocaml-option-bytecode-only.1
#11 17.15 -> installed ocaml-option-no-flat-float-array.1
#11 17.19 -> installed ocaml-options-only-no-flat-float-array.1+bytecode-only
#11 17.96 -> retrieved ocaml-config.3  (2 extra sources)
#11 18.56 -> retrieved ocaml-variants.5.2.1+options  (https://opam.ocaml.org/cache)
#11 197.7 -> installed ocaml-variants.5.2.1+options
#11 197.8 -> installed ocaml-config.3
#11 197.9 -> installed ocaml.5.2.1
#11 198.0 -> installed base-domains.base
#11 198.0 -> installed base-nnp.base
#11 198.5 Done.
#11 198.5 # Run eval $(opam env --switch=5.2) to update the current shell environment
#11 DONE 202.6s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.2.1+options
#12 1.395 ocaml-variants is now pinned to version 5.2.1+options
#12 1.395 
#12 8.191 No package build needed.
#12 8.191 Nothing to do.
#12 8.191 # Run eval $(opam env) to update the current shell environment
#12 DONE 8.5s

#13 [7/8] RUN opam install -y opam-depext
#13 7.831 The following actions will be performed:
#13 7.831   - install opam-depext 1.2.3
#13 7.831 
#13 7.831 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 8.638 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 14.50 -> installed opam-depext.1.2.3
#13 14.51 Done.
#13 14.51 
#13 14.51 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 14.51 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 14.51 # Run eval $(opam env) to update the current shell environment
#13 DONE 17.4s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 0.4s

#15 exporting to image
#15 exporting layers
#15 exporting layers 1.3s done
#15 writing image sha256:44b5926cbab1d99637764b18ccfe1f34066e8104bbad5d577cb3ee5063e3dd0a
#15 writing image sha256:44b5926cbab1d99637764b18ccfe1f34066e8104bbad5d577cb3ee5063e3dd0a 0.0s done
#15 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 14)
Pushing "sha256:44b5926cbab1d99637764b18ccfe1f34066e8104bbad5d577cb3ee5063e3dd0a" to "ocurrent/opam-staging:debian-13-ocaml-5.2-no-flat-float-array-s390x" as user "ocurrentbuilder"
Login Succeeded
The push refers to repository [docker.io/ocurrent/opam-staging]
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debian-13-ocaml-5.2-no-flat-float-array-s390x: digest: sha256:edaf7a5d93f12488b9215de3349590ceb29cd11b0a4a0eff65ed068958522fcc size: 10120
Job succeeded
2026-06-28 02:05.55: Job succeeded