2026-06-06 07:07.21: New job: Build using linux-ppc64 in
                                []
2026-06-06 07:07.21: Will push staging image to ocurrent/opam-staging:ubuntu-22.04-ocaml-5.5-beta1-ppc64le

Dockerfile:

# syntax=docker/dockerfile:1

FROM ocurrent/opam-staging@sha256:f2f9cf97bae082ca652807f367f2825cc3e890b223d6e4b29743609ec26c59bc
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 07:07.21: Using cache hint "5.5.0~beta1-ppc64le-ocurrent/opam-staging@sha256:f2f9cf97bae082ca652807f367f2825cc3e890b223d6e4b29743609ec26c59bc"
2026-06-06 08:43.45: Waiting for worker…
2026-06-06 08:43.45: Got resource from pool OCluster
Building on scyleia.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: 769B done
#1 DONE 0.0s

#2 resolve image config for docker-image://docker.io/docker/dockerfile:1
#2 DONE 0.5s

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

#4 [internal] load metadata for docker.io/ocurrent/opam-staging@sha256:f2f9cf97bae082ca652807f367f2825cc3e890b223d6e4b29743609ec26c59bc
#4 DONE 0.0s

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

#6 [1/9] FROM docker.io/ocurrent/opam-staging@sha256:f2f9cf97bae082ca652807f367f2825cc3e890b223d6e4b29743609ec26c59bc
#6 DONE 0.0s

#7 [2/9] RUN opam repo add beta git+https://github.com/ocaml/ocaml-beta-repository --set-default
#7 CACHED

#8 [3/9] RUN apt-get -y update
#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 0.776 
#12 0.776 <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
#12 0.776 Switch invariant: ["ocaml-base-compiler" {= "5.5.0~beta1"}]
#12 7.650 
#12 7.650 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#12 11.03 -> installed base-bigarray.base
#12 11.03 -> installed base-threads.base
#12 11.04 -> installed base-unix.base
#12 11.04 -> installed compiler-cloning.enabled
#12 11.04 -> installed ocaml-options-vanilla.1
#12 11.05 -> retrieved ocaml.5.5.0  (https://opam.ocaml.org/cache)
#12 11.48 -> retrieved ocaml-compiler.5.5.0~beta1  (https://opam.ocaml.org/cache)
#12 181.0 -> installed ocaml-compiler.5.5.0~beta1
#12 181.0 -> installed ocaml-base-compiler.5.5.0~beta1
#12 181.2 -> installed ocaml.5.5.0
#12 181.2 -> installed base-domains.base
#12 181.2 -> installed base-effects.base
#12 181.2 -> installed base-nnp.base
#12 181.5 Done.
#12 181.5 
#12 181.5 <><> ocaml-compiler.5.5.0~beta1 installed successfully ><><><><><><><><><><><><>
#12 181.5 => This switch had to be compiled from sources, but future switches with the 🐌
#12 181.5    same compiler version and configuration should assemble instantly.
#12 181.5 # Run eval $(opam env --switch=5.5~beta1) to update the current shell environment
#12 DONE 183.6s

#13 [7/9] RUN opam pin add -k version ocaml-base-compiler 5.5.0~beta1
#13 0.792 ocaml-base-compiler is now pinned to version 5.5.0~beta1
#13 0.792 
#13 7.710 Already up-to-date.
#13 7.710 Nothing to do.
#13 7.710 # Run eval $(opam env) to update the current shell environment
#13 DONE 7.7s

#14 [8/9] RUN opam install -y opam-depext
#14 7.880 The following actions will be performed:
#14 7.880   - install opam-depext 1.2.3
#14 7.880 
#14 7.880 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
#14 8.241 -> retrieved opam-depext.1.2.3  (https://opam.ocaml.org/cache)
#14 12.54 -> installed opam-depext.1.2.3
#14 12.56 Done.
#14 12.56 
#14 12.56 <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
#14 12.56 => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
#14 12.56 # Run eval $(opam env) to update the current shell environment
#14 DONE 14.6s

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

#16 exporting to image
#16 exporting layers
#16 exporting layers 2.4s done
#16 writing image sha256:10e3992e235c538b9a35b64c8581f5c54940869392ac711f77aa3140a9269a95 done
#16 DONE 2.5s

 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 "sha256:10e3992e235c538b9a35b64c8581f5c54940869392ac711f77aa3140a9269a95" to "ocurrent/opam-staging:ubuntu-22.04-ocaml-5.5-beta1-ppc64le" as user "ocurrentbuilder"
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Job succeeded
2026-06-06 08:48.04: Job succeeded