2026-06-06 07:05.35: New job: Build using linux-arm64 in
                                []
2026-06-06 07:05.35: Will push staging image to ocurrent/opam-staging:debian-12-ocaml-5.5-arm64

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:4c0fb9ad2ff8a28756c417c3f6aa3bc2b3876b8824301f2b0f45395965ae2f47
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 07:05.35: Using cache hint "5.5.0-arm64-ocurrent/opam-staging@sha256:4c0fb9ad2ff8a28756c417c3f6aa3bc2b3876b8824301f2b0f45395965ae2f47"
2026-06-06 11:26.59: Waiting for worker…
2026-06-06 11:26.59: Got resource from pool OCluster
Building on okypous.caelum.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 0.0s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.4s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:4c0fb9ad2ff8a28756c417c3f6aa3bc2b3876b8824301f2b0f45395965ae2f47
#4 DONE 0.0s

#5 [internal] load .dockerignore
#5 transferring context:
#5 transferring context: 2B done
#5 DONE 0.0s

#6 [1/9] FROM docker.io/ocurrent/opam-staging@sha256:4c0fb9ad2ff8a28756c417c3f6aa3bc2b3876b8824301f2b0f45395965ae2f47
#6 CACHED

#7 [internal] load build context
#7 transferring context: 753B done
#7 DONE 0.0s

#8 [2/9] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#8 0.889 [beta] Initialised
#8 DONE 1.4s

#9 [3/9] RUN apt-get -y update
#9 0.252 Hit:1 http://deb.debian.org/debian bookworm InRelease
#9 0.252 Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
#9 0.253 Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
#9 0.591 Get:4 http://deb.debian.org/debian-security bookworm-security/main arm64 Packages [303 kB]
#9 0.653 Fetched 406 kB in 0s (932 kB/s)
#9 0.653 Reading package lists...
#9 DONE 1.2s

#10 [4/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y upgrade
#10 0.235 Reading package lists...
#10 0.764 Building dependency tree...
#10 0.899 Reading state information...
#10 0.930 Calculating upgrade...
#10 1.147 The following packages will be upgraded:
#10 1.147   linux-libc-dev
#10 1.180 1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
#10 1.180 Need to get 2248 kB of archives.
#10 1.180 After this operation, 1024 B of additional disk space will be used.
#10 1.180 Get:1 http://deb.debian.org/debian-security bookworm-security/main arm64 linux-libc-dev arm64 6.1.174-1 [2248 kB]
#10 1.403 debconf: delaying package configuration, since apt-utils is not installed
#10 1.442 Fetched 2248 kB in 0s (35.1 MB/s)
#10 1.468 (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 ... 18778 files and directories currently installed.)
#10 1.515 Preparing to unpack .../linux-libc-dev_6.1.174-1_arm64.deb ...
#10 1.517 Unpacking linux-libc-dev:arm64 (6.1.174-1) over (6.1.172-1) ...
#10 2.218 Setting up linux-libc-dev:arm64 (6.1.174-1) ...
#10 DONE 2.3s

#11 [5/9] RUN DEBIAN_FRONTEND=noninteractive apt-get -y install libzstd-dev
#11 0.222 Reading package lists...
#11 0.746 Building dependency tree...
#11 0.879 Reading state information...
#11 1.104 The following NEW packages will be installed:
#11 1.104   libzstd-dev
#11 1.136 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
#11 1.136 Need to get 317 kB of archives.
#11 1.136 After this operation, 1139 kB of additional disk space will be used.
#11 1.136 Get:1 http://deb.debian.org/debian bookworm/main arm64 libzstd-dev arm64 1.5.4+dfsg2-5 [317 kB]
#11 1.277 debconf: delaying package configuration, since apt-utils is not installed
#11 1.314 Fetched 317 kB in 0s (9992 kB/s)
#11 1.336 Selecting previously unselected package libzstd-dev:arm64.
#11 1.336 (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 ... 18778 files and directories currently installed.)
#11 1.348 Preparing to unpack .../libzstd-dev_1.5.4+dfsg2-5_arm64.deb ...
#11 1.349 Unpacking libzstd-dev:arm64 (1.5.4+dfsg2-5) ...
#11 1.399 Setting up libzstd-dev:arm64 (1.5.4+dfsg2-5) ...
#11 DONE 1.4s

#12 [6/9] RUN opam switch create 5.5 --packages=ocaml-variants.5.5.0+trunk
#12 0.618 
#12 0.618 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.618 Switch invariant: ["ocaml-variants" {= "5.5.0+trunk"}]
#12 6.250 
#12 6.250 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 8.847 -> installed base-bigarray.base
#12 8.849 -> installed base-threads.base
#12 8.859 -> installed base-unix.base
#12 8.860 -> installed compiler-cloning.disabled
#12 8.861 -> installed host-arch-arm64.1
#12 8.862 -> installed host-system-other.1
#12 8.881 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#12 9.214 -> retrieved ocaml-compiler.5.5  (https://github.com/ocaml/ocaml/archive/5.5.tar.gz)
#12 122.6 -> installed ocaml-compiler.5.5
#12 122.6 -> installed ocaml-variants.5.5.0+trunk
#12 122.8 -> installed ocaml.5.5.0
#12 122.8 -> installed base-domains.base
#12 122.8 -> installed base-effects.base
#12 122.8 -> installed base-nnp.base
#12 123.1 Done.
#12 123.1 # Run eval $(opam env --switch=5.5) to update the current shell environment
#12 DONE 124.8s

#13 [7/9] RUN opam pin add -k version ocaml-variants 5.5.0+trunk
#13 0.582 ocaml-variants is now pinned to version 5.5.0+trunk
#13 0.582 
#13 6.518 No package build needed.
#13 6.518 Nothing to do.
#13 6.518 # Run eval $(opam env) to update the current shell environment
#13 DONE 6.6s

#14 [8/9] RUN opam install -y opam-depext
#14 6.685 The following actions will be performed:
#14 6.685   - install opam-depext 1.2.3
#14 6.686 
#14 6.686 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 6.838 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#14 10.15 -> installed opam-depext.1.2.3
#14 10.16 Done.
#14 10.16 
#14 10.16 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#14 10.16 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#14 10.16 # Run eval $(opam env) to update the current shell environment
#14 DONE 11.5s

#15 [9/9] COPY --link [ Dockerfile, /Dockerfile.ocaml ]
#15 DONE 0.0s

#16 exporting to image
#16 exporting layers
#16 exporting layers 1.6s done
#16 writing image sha256:959c2545cd603a5c1c8feab76e3debb20f95f1402b749ca1b581d8ccc3d4762b done
#16 DONE 1.6s

 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 "sha256:959c2545cd603a5c1c8feab76e3debb20f95f1402b749ca1b581d8ccc3d4762b" to "ocurrent/opam-staging:debian-12-ocaml-5.5-arm64" as user "ocurrentbuilder"
Login Succeeded
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debian-12-ocaml-5.5-arm64: digest: sha256:be8e0a55b7094aa91ba3b5707a584e5af50b56cf4c826cf59b8948711e31619e size: 10341
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Job succeeded
2026-06-06 11:30.22: Job succeeded