2026-07-25 20:58.16: New job: Build using linux-s390x in
                                []
2026-07-25 20:58.16: 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@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
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" ]


2026-07-25 20:58.16: Using cache hint "5.2.1+no-flat-float-array-s390x-ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7"
2026-07-25 20:58.16: Waiting for resource in pool OCluster
2026-07-27 18:01.40: Waiting for worker…
2026-07-27 18:05.26: 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 done
#1 DONE 0.2s

#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@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context:
#5 transferring context: 2B done
#5 DONE 0.2s

#6 [1/5] FROM docker.io/ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
#6 CACHED

#7 [2/8] RUN apt-get -y update
#7 0.860 Hit:1 http://deb.debian.org/debian trixie InRelease
#7 0.860 Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
#7 0.863 Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
#7 1.179 Get:4 http://deb.debian.org/debian trixie-updates/main s390x Packages.diff/Index [4995 B]
#7 1.228 Get:5 http://deb.debian.org/debian-security trixie-security/main s390x Packages [216 kB]
#7 1.446 Get:6 http://deb.debian.org/debian trixie-updates/main s390x Packages T-2026-07-18-0800.33-F-2026-07-18-0800.33.pdiff [4350 B]
#7 1.484 Get:6 http://deb.debian.org/debian trixie-updates/main s390x Packages T-2026-07-18-0800.33-F-2026-07-18-0800.33.pdiff [4350 B]
#7 1.546 Fetched 316 kB in 1s (391 kB/s)
#7 1.546 Reading package lists...
#7 DONE 3.5s

#8 [3/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#8 0.378 Reading package lists...
#8 0.934 Building dependency tree...
#8 1.010 Reading state information...
#8 1.040 Calculating upgrade...
#8 1.175 The following packages will be upgraded:
#8 1.175   linux-libc-dev
#8 1.255 1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#8 1.255 Need to get 2859 kB of archives.
#8 1.255 After this operation, 8192 B of additional disk space will be used.
#8 1.255 Get:1 http://deb.debian.org/debian-security trixie-security/main s390x linux-libc-dev all 6.12.96-1 [2859 kB]
#8 2.172 Fetched 2859 kB in 0s (16.0 MB/s)
#8 2.194 (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.)
#8 2.289 Preparing to unpack .../linux-libc-dev_6.12.96-1_all.deb ...
#8 2.294 Unpacking linux-libc-dev (6.12.96-1) over (6.12.95-1) ...
#8 5.106 Setting up linux-libc-dev (6.12.96-1) ...
#8 DONE 5.3s

#9 [4/8] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#9 0.286 Reading package lists...
#9 0.845 Building dependency tree...
#9 0.923 Reading state information...
#9 1.084 The following NEW packages will be installed:
#9 1.084   libzstd-dev
#9 1.173 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#9 1.173 Need to get 391 kB of archives.
#9 1.173 After this operation, 1480 kB of additional disk space will be used.
#9 1.173 Get:1 http://deb.debian.org/debian trixie/main s390x libzstd-dev s390x 1.5.7+dfsg-1 [391 kB]
#9 1.934 Fetched 391 kB in 0s (3165 kB/s)
#9 1.995 Selecting previously unselected package libzstd-dev:s390x.
#9 1.995 (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 1.998 Preparing to unpack .../libzstd-dev_1.5.7+dfsg-1_s390x.deb ...
#9 2.024 Unpacking libzstd-dev:s390x (1.5.7+dfsg-1) ...
#9 2.074 Setting up libzstd-dev:s390x (1.5.7+dfsg-1) ...
#9 DONE 2.2s

#10 [internal] load build context
#10 transferring context: 708B done
#10 DONE 0.2s

#11 [5/8] RUN opam switch create 5.2 --packages=ocaml-variants.5.2.1+options,ocaml-options-only-no-flat-float-array
#11 0.695 
#11 0.695 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#11 0.695 Switch invariant: [
#11 0.695   "ocaml-variants" {= "5.2.1+options"}
#11 0.695   "ocaml-options-only-no-flat-float-array"
#11 0.695 ]
#11 6.108 
#11 6.108 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#11 8.503 -> installed base-bigarray.base
#11 8.503 -> installed base-threads.base
#11 8.503 -> installed base-unix.base
#11 8.504 -> installed ocaml-option-bytecode-only.1
#11 8.505 -> installed ocaml-option-no-flat-float-array.1
#11 8.506 -> installed ocaml-options-only-no-flat-float-array.1+bytecode-only
#11 8.983 -> retrieved ocaml-config.3  (2 extra sources)
#11 9.329 -> retrieved ocaml-variants.5.2.1+options  (https://opam.ocaml.org/cache)
#11 104.0 -> installed ocaml-variants.5.2.1+options
#11 104.1 -> installed ocaml-config.3
#11 104.1 -> installed ocaml.5.2.1
#11 104.1 -> installed base-domains.base
#11 104.1 -> installed base-nnp.base
#11 104.3 Done.
#11 104.3 # Run eval $(opam env --switch=5.2) to update the current shell environment
#11 DONE 109.4s

#12 [6/8] RUN opam pin add -k version ocaml-variants 5.2.1+options
#12 0.724 ocaml-variants is now pinned to version 5.2.1+options
#12 0.724 
#12 6.186 No package build needed.
#12 6.186 Nothing to do.
#12 6.187 # Run eval $(opam env) to update the current shell environment
#12 DONE 6.3s

#13 [7/8] RUN opam install -y opam-depext
#13 6.414 The following actions will be performed:
#13 6.414   - install opam-depext 1.2.3
#13 6.414 
#13 6.414 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#13 7.022 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#13 10.41 -> installed opam-depext.1.2.3
#13 10.42 Done.
#13 10.42 
#13 10.42 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#13 10.42 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#13 10.42 # Run eval $(opam env) to update the current shell environment
#13 DONE 14.1s

#14 [8/8] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#14 DONE 0.2s

#15 exporting to image
#15 exporting layers
#15 exporting layers 0.9s done
#15 writing image sha256:106fa8448ed17dc46d2f9ede62784e7e5da2b5344abb63f38cf83bddff0915f5 done
#15 DONE 0.9s

 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 "sha256:106fa8448ed17dc46d2f9ede62784e7e5da2b5344abb63f38cf83bddff0915f5" to "ocurrent/opam-staging:debian-13-ocaml-5.2-no-flat-float-array-s390x" as user "ocurrentbuilder"
Login Succeeded
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debian-13-ocaml-5.2-no-flat-float-array-s390x: digest: sha256:db5ac17a2ec40f4c430ff396b7d19f4931d93f38c4f0c5207393c2758aae627c size: 10125
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debian-13-ocaml-5.2-no-flat-float-array-s390x: digest: sha256:db5ac17a2ec40f4c430ff396b7d19f4931d93f38c4f0c5207393c2758aae627c size: 10125
Job succeeded
2026-07-27 18:07.55: Job succeeded