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-5.6-s390x

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
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 5.6 --packages=ocaml-variants.5.6.0+trunk
RUN opam pin add -k version ocaml-variants 5.6.0+trunk
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 "5.6.0-s390x-ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7"
2026-07-25 20:58.16: Waiting for resource in pool OCluster
2026-07-27 18:11.23: Waiting for worker…
2026-07-27 18:14.40: 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 0.2s

#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 0.2s

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

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
#6 DONE 0.0s

#6 [1/8] FROM docker.io/ocurrent/opam-staging@sha256:62f6ca6ac839c61996e57d7831145d97492360435df770ef4efb080d58b00fd7
#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 0.944 [beta] Initialised
#8 DONE 5.0s

#9 [3/9] RUN apt-get -y update
#9 0.573 Hit:1 http://deb.debian.org/debian trixie InRelease
#9 0.578 Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
#9 0.606 Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
#9 0.625 Get:4 http://deb.debian.org/debian trixie-updates/main s390x Packages.diff/Index [4995 B]
#9 0.640 Get:5 http://deb.debian.org/debian-security trixie-security/main s390x Packages [216 kB]
#9 0.868 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]
#9 0.878 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]
#9 0.884 Fetched 316 kB in 0s (835 kB/s)
#9 0.884 Reading package lists...
#9 DONE 1.5s

#10 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#10 0.328 Reading package lists...
#10 0.887 Building dependency tree...
#10 0.961 Reading state information...
#10 0.991 Calculating upgrade...
#10 1.125 The following packages will be upgraded:
#10 1.125   linux-libc-dev
#10 1.194 1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#10 1.194 Need to get 2859 kB of archives.
#10 1.194 After this operation, 8192 B of additional disk space will be used.
#10 1.194 Get:1 http://deb.debian.org/debian-security trixie-security/main s390x linux-libc-dev all 6.12.96-1 [2859 kB]
#10 2.005 Fetched 2859 kB in 0s (16.7 MB/s)
#10 2.023 (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.)
#10 2.067 Preparing to unpack .../linux-libc-dev_6.12.96-1_all.deb ...
#10 2.072 Unpacking linux-libc-dev (6.12.96-1) over (6.12.95-1) ...
#10 4.909 Setting up linux-libc-dev (6.12.96-1) ...
#10 DONE 5.0s

#11 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#11 0.386 Reading package lists...
#11 0.955 Building dependency tree...
#11 1.027 Reading state information...
#11 1.179 The following NEW packages will be installed:
#11 1.179   libzstd-dev
#11 1.252 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#11 1.252 Need to get 391 kB of archives.
#11 1.252 After this operation, 1480 kB of additional disk space will be used.
#11 1.252 Get:1 http://deb.debian.org/debian trixie/main s390x libzstd-dev s390x 1.5.7+dfsg-1 [391 kB]
#11 1.971 Fetched 391 kB in 0s (3595 kB/s)
#11 1.987 Selecting previously unselected package libzstd-dev:s390x.
#11 1.987 (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.)
#11 1.992 Preparing to unpack .../libzstd-dev_1.5.7+dfsg-1_s390x.deb ...
#11 1.993 Unpacking libzstd-dev:s390x (1.5.7+dfsg-1) ...
#11 2.042 Setting up libzstd-dev:s390x (1.5.7+dfsg-1) ...
#11 DONE 2.1s

#12 [6/9] RUN opam switch create 5.6 --packages=ocaml-variants.5.6.0+trunk
#12 0.685 
#12 0.685 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.685 Switch invariant: ["ocaml-variants" {= "5.6.0+trunk"}]
#12 5.993 
#12 5.993 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 8.297 -> installed base-bigarray.base
#12 8.305 -> installed base-threads.base
#12 8.309 -> installed base-unix.base
#12 8.315 -> installed host-arch-s390x.1
#12 8.320 -> installed host-system-other.1
#12 8.335 -> retrieved ocaml.5.6.0  (https://opam.ocaml.org/cache)
#12 8.532 -> retrieved ocaml-compiler.5.6  (https://github.com/ocaml/ocaml/archive/trunk.tar.gz)
#12 199.0 -> installed ocaml-compiler.5.6
#12 199.0 -> installed ocaml-variants.5.6.0+trunk
#12 199.1 -> installed ocaml.5.6.0
#12 199.1 -> installed base-domains.base
#12 199.1 -> installed base-effects.base
#12 199.1 -> installed base-nnp.base
#12 199.3 Done.
#12 199.3 # Run eval $(opam env --switch=5.6) to update the current shell environment
#12 DONE 203.8s

#13 [7/9] RUN opam pin add -k version ocaml-variants 5.6.0+trunk
#13 0.654 ocaml-variants is now pinned to version 5.6.0+trunk
#13 0.654 
#13 6.103 Already up-to-date.
#13 6.103 Nothing to do.
#13 6.103 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.2s

#14 [8/9] RUN opam install -y opam-depext
#14 6.087 The following actions will be performed:
#14 6.087   - install opam-depext 1.2.3
#14 6.087 
#14 6.087 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 6.730 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#14 9.446 -> installed opam-depext.1.2.3
#14 9.447 Done.
#14 9.447 
#14 9.447 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#14 9.447 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#14 9.447 # Run eval $(opam env) to update the current shell environment
#14 DONE 15.8s

#15 [9/9] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#15 DONE 0.3s

#16 exporting to image
#16 exporting layers
#16 exporting layers 0.9s done
#16 writing image sha256:094efd3605f72b1029c11ac0dc63baca76bac1d41213f4b6488c01052e17ff70 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 "sha256:094efd3605f72b1029c11ac0dc63baca76bac1d41213f4b6488c01052e17ff70" to "ocurrent/opam-staging:debian-13-ocaml-5.6-s390x" as user "ocurrentbuilder"
Login Succeeded
The push refers to repository [docker.io/ocurrent/opam-staging]
d179226c59cd: Preparing
6d2475a5482b: Preparing
d44e898df43c: Preparing
808dae598b98: Preparing
1e4266f3bf69: Preparing
0f5df62b6d61: Preparing
73105e76d7ec: Preparing
94a0af156dc7: Preparing
ff3ab0fc7ced: Preparing
23bd94dbb38f: Preparing
5cd3e47599bf: Preparing
63699d60511f: Preparing
ea0929a041f5: Preparing
13c930dc2bfb: Preparing
f5177460dad2: Preparing
a19c3f7874f8: Preparing
798de82de071: Preparing
de289c3d915f: Preparing
4a8b0f6ec5da: Preparing
2c82c7da8db7: Preparing
243ca459c586: Preparing
118448c472df: Preparing
d228c0bd37a7: Preparing
6aaedea85c36: Preparing
1503ed6d5396: Preparing
00d5d7d26061: Preparing
5f70bf18a086: Preparing
0f6bf626b9ae: Preparing
1a0b7faeec6c: Preparing
287e4a09c119: Preparing
bff908dc1639: Preparing
4f18563ae3f4: Preparing
4f18563ae3f4: Preparing
f5998f18387d: Preparing
e258f14eea04: Preparing
91a7483e9778: Preparing
87d6acc7f58d: Preparing
e07cbdc42238: Preparing
a0a4dc35f91c: Preparing
924eed07b5e9: Preparing
60222f478bbd: Preparing
e02187481518: Preparing
502e1b865c02: Preparing
ea05bec5399c: Preparing
b56e07d511e4: Preparing
d5674e1026e5: Preparing
96636d230219: Preparing
3af7e9620515: Preparing
00d5d7d26061: Waiting
5f70bf18a086: Waiting
0f6bf626b9ae: Waiting
1a0b7faeec6c: Waiting
287e4a09c119: Waiting
bff908dc1639: Waiting
4f18563ae3f4: Waiting
f5998f18387d: Waiting
e258f14eea04: Waiting
91a7483e9778: Waiting
87d6acc7f58d: Waiting
a19c3f7874f8: Waiting
798de82de071: Waiting
de289c3d915f: Waiting
4a8b0f6ec5da: Waiting
2c82c7da8db7: Waiting
243ca459c586: Waiting
118448c472df: Waiting
d228c0bd37a7: Waiting
6aaedea85c36: Waiting
1503ed6d5396: Waiting
e07cbdc42238: Waiting
a0a4dc35f91c: Waiting
924eed07b5e9: Waiting
60222f478bbd: Waiting
e02187481518: Waiting
502e1b865c02: Waiting
ea05bec5399c: Waiting
b56e07d511e4: Waiting
0f5df62b6d61: Waiting
73105e76d7ec: Waiting
94a0af156dc7: Waiting
ff3ab0fc7ced: Waiting
23bd94dbb38f: Waiting
d5674e1026e5: Waiting
5cd3e47599bf: Waiting
63699d60511f: Waiting
ea0929a041f5: Waiting
96636d230219: Waiting
13c930dc2bfb: Waiting
3af7e9620515: Waiting
f5177460dad2: Waiting
1e4266f3bf69: Layer already exists
0f5df62b6d61: Layer already exists
73105e76d7ec: Layer already exists
94a0af156dc7: Layer already exists
ff3ab0fc7ced: Layer already exists
23bd94dbb38f: Layer already exists
5cd3e47599bf: Layer already exists
63699d60511f: Layer already exists
ea0929a041f5: Layer already exists
13c930dc2bfb: Layer already exists
f5177460dad2: Layer already exists
a19c3f7874f8: Layer already exists
798de82de071: Layer already exists
de289c3d915f: Layer already exists
4a8b0f6ec5da: Layer already exists
2c82c7da8db7: Layer already exists
243ca459c586: Layer already exists
118448c472df: Layer already exists
d228c0bd37a7: Layer already exists
6d2475a5482b: Pushed
6aaedea85c36: Layer already exists
d179226c59cd: Pushed
d44e898df43c: Pushed
00d5d7d26061: Layer already exists
1503ed6d5396: Layer already exists
1a0b7faeec6c: Layer already exists
5f70bf18a086: Layer already exists
287e4a09c119: Layer already exists
0f6bf626b9ae: Layer already exists
bff908dc1639: Layer already exists
4f18563ae3f4: Layer already exists
e258f14eea04: Layer already exists
f5998f18387d: Layer already exists
e07cbdc42238: Layer already exists
91a7483e9778: Layer already exists
87d6acc7f58d: Layer already exists
a0a4dc35f91c: Layer already exists
924eed07b5e9: Layer already exists
60222f478bbd: Layer already exists
e02187481518: Layer already exists
502e1b865c02: Layer already exists
ea05bec5399c: Layer already exists
d5674e1026e5: Layer already exists
96636d230219: Layer already exists
b56e07d511e4: Layer already exists
3af7e9620515: Layer already exists
808dae598b98: Pushed
debian-13-ocaml-5.6-s390x: digest: sha256:794338c911538dc7de72881a735daa271fff5f4bb2ac1c4b3367c9e179646f32 size: 10337
The push refers to repository [docker.io/ocurrent/opam-staging]
d179226c59cd: Preparing
6d2475a5482b: Preparing
d44e898df43c: Preparing
808dae598b98: Preparing
1e4266f3bf69: Preparing
0f5df62b6d61: Preparing
73105e76d7ec: Preparing
94a0af156dc7: Preparing
0f5df62b6d61: Waiting
73105e76d7ec: Waiting
ff3ab0fc7ced: Preparing
23bd94dbb38f: Preparing
5cd3e47599bf: Preparing
63699d60511f: Preparing
ea0929a041f5: Preparing
94a0af156dc7: Waiting
ff3ab0fc7ced: Waiting
23bd94dbb38f: Waiting
5cd3e47599bf: Waiting
63699d60511f: Waiting
13c930dc2bfb: Preparing
ea0929a041f5: Waiting
f5177460dad2: Preparing
a19c3f7874f8: Preparing
13c930dc2bfb: Waiting
f5177460dad2: Waiting
798de82de071: Preparing
a19c3f7874f8: Waiting
de289c3d915f: Preparing
4a8b0f6ec5da: Preparing
2c82c7da8db7: Preparing
243ca459c586: Preparing
118448c472df: Preparing
d228c0bd37a7: Preparing
6aaedea85c36: Preparing
1503ed6d5396: Preparing
798de82de071: Waiting
243ca459c586: Waiting
de289c3d915f: Waiting
118448c472df: Waiting
d228c0bd37a7: Waiting
4a8b0f6ec5da: Waiting
2c82c7da8db7: Waiting
6aaedea85c36: Waiting
00d5d7d26061: Preparing
5f70bf18a086: Preparing
0f6bf626b9ae: Preparing
1a0b7faeec6c: Preparing
287e4a09c119: Preparing
1503ed6d5396: Waiting
bff908dc1639: Preparing
4f18563ae3f4: Preparing
4f18563ae3f4: Preparing
f5998f18387d: Preparing
00d5d7d26061: Waiting
0f6bf626b9ae: Waiting
1a0b7faeec6c: Waiting
287e4a09c119: Waiting
e258f14eea04: Preparing
bff908dc1639: Waiting
5f70bf18a086: Waiting
4f18563ae3f4: Waiting
91a7483e9778: Preparing
f5998f18387d: Waiting
e258f14eea04: Waiting
87d6acc7f58d: Preparing
91a7483e9778: Waiting
e07cbdc42238: Preparing
a0a4dc35f91c: Preparing
924eed07b5e9: Preparing
60222f478bbd: Preparing
e02187481518: Preparing
87d6acc7f58d: Waiting
e07cbdc42238: Waiting
502e1b865c02: Preparing
ea05bec5399c: Preparing
b56e07d511e4: Preparing
a0a4dc35f91c: Waiting
d5674e1026e5: Preparing
96636d230219: Preparing
924eed07b5e9: Waiting
3af7e9620515: Preparing
e02187481518: Waiting
502e1b865c02: Waiting
ea05bec5399c: Waiting
d5674e1026e5: Waiting
96636d230219: Waiting
b56e07d511e4: Waiting
3af7e9620515: Waiting
d179226c59cd: Layer already exists
d44e898df43c: Layer already exists
6d2475a5482b: Layer already exists
1e4266f3bf69: Layer already exists
808dae598b98: Layer already exists
0f5df62b6d61: Layer already exists
73105e76d7ec: Layer already exists
94a0af156dc7: Layer already exists
23bd94dbb38f: Layer already exists
ff3ab0fc7ced: Layer already exists
5cd3e47599bf: Layer already exists
ea0929a041f5: Layer already exists
13c930dc2bfb: Layer already exists
63699d60511f: Layer already exists
a19c3f7874f8: Layer already exists
f5177460dad2: Layer already exists
798de82de071: Layer already exists
4a8b0f6ec5da: Layer already exists
de289c3d915f: Layer already exists
243ca459c586: Layer already exists
2c82c7da8db7: Layer already exists
118448c472df: Layer already exists
d228c0bd37a7: Layer already exists
00d5d7d26061: Layer already exists
5f70bf18a086: Layer already exists
1503ed6d5396: Layer already exists
6aaedea85c36: Layer already exists
0f6bf626b9ae: Layer already exists
1a0b7faeec6c: Layer already exists
287e4a09c119: Layer already exists
bff908dc1639: Layer already exists
f5998f18387d: Layer already exists
e258f14eea04: Layer already exists
4f18563ae3f4: Layer already exists
91a7483e9778: Layer already exists
87d6acc7f58d: Layer already exists
e07cbdc42238: Layer already exists
924eed07b5e9: Layer already exists
a0a4dc35f91c: Layer already exists
60222f478bbd: Layer already exists
e02187481518: Layer already exists
ea05bec5399c: Layer already exists
502e1b865c02: Layer already exists
d5674e1026e5: Layer already exists
96636d230219: Layer already exists
b56e07d511e4: Layer already exists
3af7e9620515: Layer already exists
debian-13-ocaml-5.6-s390x: digest: sha256:794338c911538dc7de72881a735daa271fff5f4bb2ac1c4b3367c9e179646f32 size: 10337
Job succeeded
2026-07-27 18:19.13: Job succeeded