2026-06-06 07:08.18: New job: Build using linux-s390x in
                                []
2026-06-06 07:08.18: Will push staging image to ocurrent/opam-staging:ubuntu-24.04-ocaml-5.5-beta1-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:43099f3d00b8e31e513d4d0481a39ab07cc326d37e73057cbd08838da378c515
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~beta1 --packages=ocaml-base-compiler.5.5.0~beta1
RUN opam pin add -k version ocaml-base-compiler 5.5.0~beta1
RUN opam install -y opam-depext
ENTRYPOINT [ "opam", "exec", "--" ]
CMD bash
COPY --link [ "Dockerfile", "/Dockerfile.ocaml" ]


2026-06-06 07:08.18: Using cache hint "5.5.0~beta1-s390x-ocurrent/opam-staging@sha256:43099f3d00b8e31e513d4d0481a39ab07cc326d37e73057cbd08838da378c515"
2026-06-06 12:56.37: Waiting for worker…
2026-06-06 12:56.37: 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: 769B done
#1 DONE 0.2s

#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 0.1s

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:43099f3d00b8e31e513d4d0481a39ab07cc326d37e73057cbd08838da378c515
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context: 2B done
#5 DONE 0.1s

#6 [1/9] FROM docker.io/ocurrent/opam-staging@sha256:43099f3d00b8e31e513d4d0481a39ab07cc326d37e73057cbd08838da378c515
#6 DONE 0.0s

#7 [3/9] RUN apt-get -y update
#7 CACHED

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

#9 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#9 CACHED

#10 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#10 CACHED

#11 [internal] load build context
#11 transferring context: 769B done
#11 DONE 0.1s

#12 [6/9] RUN opam switch create 5.5~beta1 --packages=ocaml-base-compiler.5.5.0~beta1
#12 0.868 
#12 0.868 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.868 Switch invariant: ["ocaml-base-compiler" {= "5.5.0~beta1"}]
#12 7.197 
#12 7.197 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 8.838 -> installed base-bigarray.base
#12 8.838 -> installed base-threads.base
#12 8.838 -> installed base-unix.base
#12 8.844 -> installed compiler-cloning.enabled
#12 8.844 -> installed ocaml-options-vanilla.1
#12 8.857 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#12 9.056 -> retrieved ocaml-compiler.5.5.0~beta1  (https://opam.ocaml.org/cache)
#12 231.8 -> installed ocaml-compiler.5.5.0~beta1
#12 231.8 -> installed ocaml-base-compiler.5.5.0~beta1
#12 232.0 -> installed ocaml.5.5.0
#12 232.0 -> installed base-domains.base
#12 232.0 -> installed base-effects.base
#12 232.0 -> installed base-nnp.base
#12 232.2 Done.
#12 232.2 
#12 232.2 <><> ocaml-compiler.5.5.0~beta1 installed successfully ><><><><><><><><><><><><>
#12 232.2 => This switch had to be compiled from sources, but future switches with the 🐌
#12 232.2    same compiler version and configuration should assemble instantly.
#12 232.2 # Run eval $(opam env --switch=5.5~beta1) to update the current shell environment
#12 DONE 238.9s

#13 [7/9] RUN opam pin add -k version ocaml-base-compiler 5.5.0~beta1
#13 2.108 ocaml-base-compiler is now pinned to version 5.5.0~beta1
#13 2.108 
#13 8.467 Already up-to-date.
#13 8.467 Nothing to do.
#13 8.467 # Run eval $(opam env) to update the current shell environment
#13 DONE 8.5s

#14 [8/9] RUN opam install -y opam-depext
#14 7.129 The following actions will be performed:
#14 7.129   - install opam-depext 1.2.3
#14 7.129 
#14 7.129 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 7.649 -> 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 12.6s

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

#16 exporting to image
#16 exporting layers
#16 exporting layers 1.0s done
#16 writing image sha256:7a091dd2e2d4048c7dad05c2b947863df7e3e45d19d77d88d9d719bf2c116a06 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 "sha256:7a091dd2e2d4048c7dad05c2b947863df7e3e45d19d77d88d9d719bf2c116a06" to "ocurrent/opam-staging:ubuntu-24.04-ocaml-5.5-beta1-s390x" as user "ocurrentbuilder"
Login Succeeded
The push refers to repository [docker.io/ocurrent/opam-staging]
4e96959eed76: Preparing
841951694fe1: Preparing
61f716bdf018: Preparing
4f9882b702a7: Preparing
bcdef1763986: Preparing
19ebab84dc66: Preparing
75840390fa17: Preparing
05f6b0b2a697: Preparing
494b19ee88e8: Preparing
5f70bf18a086: Preparing
1272527200e0: Preparing
8d6acb32e29e: Preparing
4917dd54403c: Preparing
1a2ada5fc922: Preparing
f5cd2f583395: Preparing
0b998204040a: Preparing
8a495cae80db: Preparing
d7c6b0634f63: Preparing
b93497828150: Preparing
14dcee039856: Preparing
f7cb6a7bfe9a: Preparing
3a21bfb57ddc: Preparing
bc85b72f77ab: Preparing
77023b7f55f2: Preparing
40a60145efb7: Preparing
1b5164bb5d49: Preparing
5f70bf18a086: Preparing
8de833879cc8: Preparing
49da3f62bc79: Preparing
205c94de06b7: Preparing
a8ca74970c2a: Preparing
0740fb9a58e2: Preparing
0740fb9a58e2: Preparing
eb79c7e9991f: Preparing
98e230b458e6: Preparing
e1c4c28dcc23: Preparing
67404860ff59: Preparing
9d2616572748: Preparing
c6c82752ba7e: Preparing
f6f6f04f23e8: Preparing
7cbf9a3dec8e: Preparing
0ba0ecb7f414: Preparing
c111a5eb6a9b: Preparing
f9fde214f403: Preparing
88091acf3d9b: Preparing
d38180dcb137: Preparing
98c32a2163d7: Preparing
a02a4b0200ad: Preparing
14dcee039856: Waiting
f7cb6a7bfe9a: Waiting
3a21bfb57ddc: Waiting
bc85b72f77ab: Waiting
77023b7f55f2: Waiting
40a60145efb7: Waiting
1b5164bb5d49: Waiting
8de833879cc8: Waiting
49da3f62bc79: Waiting
5f70bf18a086: Waiting
1272527200e0: Waiting
205c94de06b7: Waiting
a8ca74970c2a: Waiting
8d6acb32e29e: Waiting
0740fb9a58e2: Waiting
eb79c7e9991f: Waiting
4917dd54403c: Waiting
98e230b458e6: Waiting
1a2ada5fc922: Waiting
e1c4c28dcc23: Waiting
67404860ff59: Waiting
9d2616572748: Waiting
c6c82752ba7e: Waiting
f6f6f04f23e8: Waiting
7cbf9a3dec8e: Waiting
0ba0ecb7f414: Waiting
c111a5eb6a9b: Waiting
f9fde214f403: Waiting
88091acf3d9b: Waiting
d38180dcb137: Waiting
98c32a2163d7: Waiting
a02a4b0200ad: Waiting
f5cd2f583395: Waiting
0b998204040a: Waiting
8a495cae80db: Waiting
d7c6b0634f63: Waiting
b93497828150: Waiting
19ebab84dc66: Waiting
75840390fa17: Waiting
05f6b0b2a697: Waiting
494b19ee88e8: Waiting
bcdef1763986: Layer already exists
19ebab84dc66: Layer already exists
75840390fa17: Layer already exists
05f6b0b2a697: Layer already exists
494b19ee88e8: Layer already exists
5f70bf18a086: Layer already exists
1272527200e0: Layer already exists
8d6acb32e29e: Layer already exists
4917dd54403c: Layer already exists
1a2ada5fc922: Layer already exists
f5cd2f583395: Layer already exists
0b998204040a: Layer already exists
8a495cae80db: Layer already exists
d7c6b0634f63: Layer already exists
b93497828150: Layer already exists
61f716bdf018: Pushed
14dcee039856: Layer already exists
f7cb6a7bfe9a: Layer already exists
3a21bfb57ddc: Layer already exists
bc85b72f77ab: Layer already exists
4e96959eed76: Pushed
77023b7f55f2: Layer already exists
841951694fe1: Pushed
40a60145efb7: Layer already exists
1b5164bb5d49: Layer already exists
8de833879cc8: Layer already exists
205c94de06b7: Layer already exists
49da3f62bc79: Layer already exists
a8ca74970c2a: Layer already exists
0740fb9a58e2: Layer already exists
eb79c7e9991f: Layer already exists
98e230b458e6: Layer already exists
e1c4c28dcc23: Layer already exists
67404860ff59: Layer already exists
c6c82752ba7e: Layer already exists
9d2616572748: Layer already exists
f6f6f04f23e8: Layer already exists
7cbf9a3dec8e: Layer already exists
c111a5eb6a9b: Layer already exists
0ba0ecb7f414: Layer already exists
f9fde214f403: Layer already exists
88091acf3d9b: Layer already exists
98c32a2163d7: Layer already exists
d38180dcb137: Layer already exists
a02a4b0200ad: Layer already exists
4f9882b702a7: Pushed
ubuntu-24.04-ocaml-5.5-beta1-s390x: digest: sha256:fbec8bf525c862a0ad71d3c252a49a2b2091ad3a593e5750b858c0fba893165b size: 10339
The push refers to repository [docker.io/ocurrent/opam-staging]
4e96959eed76: Preparing
841951694fe1: Preparing
61f716bdf018: Preparing
4f9882b702a7: Preparing
bcdef1763986: Preparing
19ebab84dc66: Preparing
75840390fa17: Preparing
05f6b0b2a697: Preparing
494b19ee88e8: Preparing
5f70bf18a086: Preparing
1272527200e0: Preparing
8d6acb32e29e: Preparing
4917dd54403c: Preparing
1a2ada5fc922: Preparing
f5cd2f583395: Preparing
0b998204040a: Preparing
8a495cae80db: Preparing
d7c6b0634f63: Preparing
b93497828150: Preparing
14dcee039856: Preparing
f7cb6a7bfe9a: Preparing
3a21bfb57ddc: Preparing
bc85b72f77ab: Preparing
77023b7f55f2: Preparing
40a60145efb7: Preparing
1b5164bb5d49: Preparing
5f70bf18a086: Preparing
8de833879cc8: Preparing
49da3f62bc79: Preparing
205c94de06b7: Preparing
a8ca74970c2a: Preparing
0740fb9a58e2: Preparing
0740fb9a58e2: Preparing
eb79c7e9991f: Preparing
98e230b458e6: Preparing
19ebab84dc66: Waiting
75840390fa17: Waiting
05f6b0b2a697: Waiting
e1c4c28dcc23: Preparing
494b19ee88e8: Waiting
5f70bf18a086: Waiting
67404860ff59: Preparing
9d2616572748: Preparing
c6c82752ba7e: Preparing
f6f6f04f23e8: Preparing
7cbf9a3dec8e: Preparing
0ba0ecb7f414: Preparing
c111a5eb6a9b: Preparing
f9fde214f403: Preparing
88091acf3d9b: Preparing
d38180dcb137: Preparing
98c32a2163d7: Preparing
a02a4b0200ad: Preparing
b93497828150: Waiting
14dcee039856: Waiting
f7cb6a7bfe9a: Waiting
3a21bfb57ddc: Waiting
bc85b72f77ab: Waiting
77023b7f55f2: Waiting
40a60145efb7: Waiting
1b5164bb5d49: Waiting
8de833879cc8: Waiting
49da3f62bc79: Waiting
205c94de06b7: Waiting
a8ca74970c2a: Waiting
0740fb9a58e2: Waiting
1272527200e0: Waiting
8d6acb32e29e: Waiting
4917dd54403c: Waiting
1a2ada5fc922: Waiting
f5cd2f583395: Waiting
eb79c7e9991f: Waiting
98e230b458e6: Waiting
0b998204040a: Waiting
8a495cae80db: Waiting
e1c4c28dcc23: Waiting
67404860ff59: Waiting
9d2616572748: Waiting
d7c6b0634f63: Waiting
d38180dcb137: Waiting
c6c82752ba7e: Waiting
f6f6f04f23e8: Waiting
98c32a2163d7: Waiting
7cbf9a3dec8e: Waiting
0ba0ecb7f414: Waiting
a02a4b0200ad: Waiting
c111a5eb6a9b: Waiting
f9fde214f403: Waiting
88091acf3d9b: Waiting
4e96959eed76: Layer already exists
61f716bdf018: Layer already exists
4f9882b702a7: Layer already exists
bcdef1763986: Layer already exists
841951694fe1: Layer already exists
75840390fa17: Layer already exists
05f6b0b2a697: Layer already exists
19ebab84dc66: Layer already exists
494b19ee88e8: Layer already exists
5f70bf18a086: Layer already exists
8d6acb32e29e: Layer already exists
1272527200e0: Layer already exists
f5cd2f583395: Layer already exists
1a2ada5fc922: Layer already exists
4917dd54403c: Layer already exists
0b998204040a: Layer already exists
b93497828150: Layer already exists
8a495cae80db: Layer already exists
d7c6b0634f63: Layer already exists
14dcee039856: Layer already exists
f7cb6a7bfe9a: Layer already exists
77023b7f55f2: Layer already exists
3a21bfb57ddc: Layer already exists
bc85b72f77ab: Layer already exists
40a60145efb7: Layer already exists
1b5164bb5d49: Layer already exists
8de833879cc8: Layer already exists
49da3f62bc79: Layer already exists
205c94de06b7: Layer already exists
a8ca74970c2a: Layer already exists
0740fb9a58e2: Layer already exists
98e230b458e6: Layer already exists
e1c4c28dcc23: Layer already exists
67404860ff59: Layer already exists
eb79c7e9991f: Layer already exists
9d2616572748: Layer already exists
c6c82752ba7e: Layer already exists
f6f6f04f23e8: Layer already exists
7cbf9a3dec8e: Layer already exists
0ba0ecb7f414: Layer already exists
c111a5eb6a9b: Layer already exists
f9fde214f403: Layer already exists
88091acf3d9b: Layer already exists
98c32a2163d7: Layer already exists
d38180dcb137: Layer already exists
a02a4b0200ad: Layer already exists
ubuntu-24.04-ocaml-5.5-beta1-s390x: digest: sha256:fbec8bf525c862a0ad71d3c252a49a2b2091ad3a593e5750b858c0fba893165b size: 10339
Job succeeded
2026-06-06 13:01.52: Job succeeded