2026-06-06 06:54.08: New job: Build using linux-s390x in
                                []
2026-06-06 06:54.08: Will push staging image to ocurrent/opam-staging:ubuntu-26.04-ocaml-5.5-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:d925b38f6a3daed69804d7a28002433c964c97a97f5588b67f621229d084ada5
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 06:54.08: Using cache hint "5.5.0-s390x-ocurrent/opam-staging@sha256:d925b38f6a3daed69804d7a28002433c964c97a97f5588b67f621229d084ada5"
2026-06-06 12:15.12: Waiting for worker…
2026-06-06 12:15.12: 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 docker-image://docker.io/docker/dockerfile:1@sha256:87999aa3d42bdc6bea60565083ee17e86d1f3339802f543c0d03998580f9cb89
#1 CACHED

#2 [internal] load build definition from Dockerfile
#2 transferring dockerfile: 753B done
#2 DONE 0.1s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:d925b38f6a3daed69804d7a28002433c964c97a97f5588b67f621229d084ada5
#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:d925b38f6a3daed69804d7a28002433c964c97a97f5588b67f621229d084ada5
#6 DONE 0.0s

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:d925b38f6a3daed69804d7a28002433c964c97a97f5588b67f621229d084ada5
#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 0.845 [beta] Initialised
#8 DONE 1.3s

#9 [3/9] RUN apt-get -y update
#9 0.668 Hit:1 http://ports.ubuntu.com/ubuntu-ports resolute InRelease
#9 0.768 Hit:2 http://ports.ubuntu.com/ubuntu-ports resolute-updates InRelease
#9 0.879 Hit:3 http://ports.ubuntu.com/ubuntu-ports resolute-backports InRelease
#9 0.982 Hit:4 http://ports.ubuntu.com/ubuntu-ports resolute-security InRelease
#9 1.008 Reading package lists...
#9 DONE 1.9s

#10 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#10 0.356 Reading package lists...
#10 1.016 Building dependency tree...
#10 1.098 Reading state information...
#10 1.132 Calculating upgrade...
#10 1.257 The following packages were automatically installed and are no longer required:
#10 1.257   binutils binutils-common binutils-s390x-linux-gnu bzip2 cpp cpp-15
#10 1.257   cpp-15-s390x-linux-gnu cpp-s390x-linux-gnu dirmngr dpkg-dev fakeroot g++
#10 1.257   g++-15 g++-15-s390x-linux-gnu g++-s390x-linux-gnu gcc gcc-15 gcc-15-base
#10 1.257   gcc-15-s390x-linux-gnu gcc-s390x-linux-gnu gnupg gnupg-l10n gnupg-utils gpg
#10 1.257   gpg-agent gpg-wks-client gpgconf gpgsm libalgorithm-diff-perl
#10 1.257   libalgorithm-diff-xs-perl libalgorithm-merge-perl libasan8 libassuan9
#10 1.257   libatomic1 libbinutils libc-dev-bin libc6-dev libcc1-0 libctf-nobfd0 libctf0
#10 1.258   libdpkg-perl libfakeroot libfile-fcntllock-perl libgcc-15-dev libgomp1
#10 1.258   libisl23 libitm1 libjansson4 libksba8 liblocale-gettext-perl liblsan0
#10 1.258   libmpc3 libmpfr6 libnpth0t64 libsframe3 libstdc++-15-dev libtsan2 libubsan1
#10 1.258   linux-libc-dev lto-disabled-list make manpages manpages-dev pinentry-curses
#10 1.258   rpcsvc-proto xz-utils
#10 1.258 Use 'apt autoremove' to remove them.
#10 1.285 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#10 DONE 1.3s

#11 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#11 0.510 Reading package lists...
#11 1.181 Building dependency tree...
#11 1.264 Reading state information...
#11 1.287 Solving dependencies...
#11 1.410 The following packages were automatically installed and are no longer required:
#11 1.410   binutils binutils-common binutils-s390x-linux-gnu bzip2 cpp cpp-15
#11 1.410   cpp-15-s390x-linux-gnu cpp-s390x-linux-gnu dirmngr dpkg-dev fakeroot g++
#11 1.410   g++-15 g++-15-s390x-linux-gnu g++-s390x-linux-gnu gcc gcc-15 gcc-15-base
#11 1.410   gcc-15-s390x-linux-gnu gcc-s390x-linux-gnu gnupg gnupg-l10n gnupg-utils gpg
#11 1.410   gpg-agent gpg-wks-client gpgconf gpgsm libalgorithm-diff-perl
#11 1.410   libalgorithm-diff-xs-perl libalgorithm-merge-perl libasan8 libassuan9
#11 1.410   libatomic1 libbinutils libc-dev-bin libc6-dev libcc1-0 libctf-nobfd0 libctf0
#11 1.410   libdpkg-perl libfakeroot libfile-fcntllock-perl libgcc-15-dev libgomp1
#11 1.410   libisl23 libitm1 libjansson4 libksba8 liblocale-gettext-perl liblsan0
#11 1.411   libmpc3 libmpfr6 libnpth0t64 libsframe3 libstdc++-15-dev libtsan2 libubsan1
#11 1.411   linux-libc-dev lto-disabled-list make manpages manpages-dev pinentry-curses
#11 1.411   rpcsvc-proto xz-utils
#11 1.411 Use 'apt autoremove' to remove them.
#11 1.437 The following NEW packages will be installed:
#11 1.438   libzstd-dev
#11 1.599 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#11 1.599 Need to get 414 kB of archives.
#11 1.599 After this operation, 1435 kB of additional disk space will be used.
#11 1.599 Get:1 http://ports.ubuntu.com/ubuntu-ports resolute/main s390x libzstd-dev s390x 1.5.7+dfsg-3 [414 kB]
#11 2.429 Fetched 414 kB in 0s (2299 kB/s)
#11 2.451 Selecting previously unselected package libzstd-dev:s390x.
#11 2.451 (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 ... 22543 files and directories currently installed.)
#11 2.496 Preparing to unpack .../libzstd-dev_1.5.7+dfsg-3_s390x.deb ...
#11 2.498 Unpacking libzstd-dev:s390x (1.5.7+dfsg-3) ...
#11 2.551 Setting up libzstd-dev:s390x (1.5.7+dfsg-3) ...
#11 DONE 2.8s

#12 [6/9] RUN opam switch create 5.5 --packages=ocaml-variants.5.5.0+trunk
#12 0.701 
#12 0.701 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.701 Switch invariant: ["ocaml-variants" {= "5.5.0+trunk"}]
#12 5.980 
#12 5.980 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 7.921 -> installed base-bigarray.base
#12 7.922 -> installed base-threads.base
#12 7.923 -> installed base-unix.base
#12 7.924 -> installed compiler-cloning.disabled
#12 7.925 -> installed host-arch-s390x.1
#12 7.942 -> installed host-system-other.1
#12 7.949 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#12 8.129 -> retrieved ocaml-compiler.5.5  (https://github.com/ocaml/ocaml/archive/5.5.tar.gz)
#12 206.6 -> installed ocaml-compiler.5.5
#12 206.7 -> installed ocaml-variants.5.5.0+trunk
#12 206.8 -> installed ocaml.5.5.0
#12 206.8 -> installed base-domains.base
#12 206.8 -> installed base-effects.base
#12 206.8 -> installed base-nnp.base
#12 207.0 Done.
#12 207.0 # Run eval $(opam env --switch=5.5) to update the current shell environment
#12 DONE 211.2s

#13 [7/9] RUN opam pin add -k version ocaml-variants 5.5.0+trunk
#13 0.778 ocaml-variants is now pinned to version 5.5.0+trunk
#13 0.778 
#13 6.479 No package build needed.
#13 6.479 Nothing to do.
#13 6.482 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.6s

#14 [8/9] RUN opam install -y opam-depext
#14 6.764 The following actions will be performed:
#14 6.764   - install opam-depext 1.2.3
#14 6.764 
#14 6.764 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 7.379 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#14 11.50 -> installed opam-depext.1.2.3
#14 11.51 Done.
#14 11.51 
#14 11.51 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#14 11.51 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#14 11.51 # Run eval $(opam env) to update the current shell environment
#14 DONE 17.5s

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

#16 exporting to image
#16 exporting layers
#16 exporting layers 0.9s done
#16 writing image sha256:745f393cb735db65213fc22817fbbf80eadcbdc716f3aee0d7bc39c70b8c1623 done
#16 DONE 1.0s

 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 "sha256:745f393cb735db65213fc22817fbbf80eadcbdc716f3aee0d7bc39c70b8c1623" to "ocurrent/opam-staging:ubuntu-26.04-ocaml-5.5-s390x" as user "ocurrentbuilder"
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Job succeeded
2026-06-06 12:19.48: Job succeeded