(for PR #25002)

2024-09-03 20:16.44: New job: build llvm.16.0.6+nnp+fix-homebrew, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/25002/head (4d9fad21a5bc93fd3b1cd19733ce12ee7f259505)
                              on ubuntu-20.04-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/25002/head" && git reset --hard 4d9fad21
git fetch origin master
git merge --no-edit 5ced20d683d7ac5cb4ba6b9468b14458fb69a213
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:ubuntu-20.04-ocaml-4.14@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN uname -rs && opam exec -- ocaml -version && opam --version
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMSOLVERTIMEOUT="500"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn llvm.16.0.6+nnp+fix-homebrew 16.0.6+nnp+fix-homebrew
RUN opam reinstall llvm.16.0.6+nnp+fix-homebrew; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"ubuntu-20.04\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'llvm.16.0.6+nnp+fix-homebrew' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1

END-OF-DOCKERFILE
docker build -f ../Dockerfile .

2024-09-03 20:16.44: Using cache hint "ocaml/opam:ubuntu-20.04-ocaml-4.14@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5-llvm.16.0.6+nnp+fix-homebrew-4d9fad21a5bc93fd3b1cd19733ce12ee7f259505"
2024-09-03 20:16.44: Using OBuilder spec:
((from ocaml/opam:ubuntu-20.04-ocaml-4.14@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
 (env OPAMDOWNLOADJOBS 1)
 (env OPAMERRLOGLEN 0)
 (env OPAMSOLVERTIMEOUT 500)
 (env OPAMPRECISETRACKING 1)
 (env CI true)
 (env OPAM_REPO_CI true)
 (run (shell "rm -rf opam-repository/"))
 (copy (src .) (dst opam-repository/))
 (run (shell "opam repository set-url --strict default opam-repository/"))
 (run (network host)
      (shell "opam update --depexts || true"))
 (run (shell "opam pin add -k version -yn llvm.16.0.6+nnp+fix-homebrew 16.0.6+nnp+fix-homebrew"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall llvm.16.0.6+nnp+fix-homebrew;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"ubuntu-20.04\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'llvm.16.0.6+nnp+fix-homebrew' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2024-09-03 20:16.44: Waiting for resource in pool OCluster
2024-09-03 20:25.27: Waiting for worker…
2024-09-03 20:25.47: Got resource from pool OCluster
Building on x86-bm-c3.sw.ocaml.org
All commits already cached
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Updating files: 100% (32061/32061), done.
HEAD is now at 5ced20d683 Merge pull request #26442 from jchavarri/release-melange-json-1.3.0
Merge made by the 'ort' strategy.
 packages/llvm/llvm.16.0.6+nnp+fix-homebrew/opam | 37 +++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 packages/llvm/llvm.16.0.6+nnp+fix-homebrew/opam

(from ocaml/opam:ubuntu-20.04-ocaml-4.14@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5)
Unable to find image 'ocaml/opam:ubuntu-20.04-ocaml-4.14@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5' locally
docker.io/ocaml/opam@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5: Pulling from ocaml/opam
aba7b73f38e0: Pulling fs layer
aba7b73f38e0: Waiting
aba7b73f38e0: Verifying Checksum
aba7b73f38e0: Download complete
aba7b73f38e0: Pull complete
Digest: sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5
Status: Downloaded newer image for ocaml/opam@sha256:486f0c36bd2019879f074f8bf3b9f2fc0b9f5de1a1f6e9dc7a8858895d55e5c5
2024-09-03 20:25.59 ---> using "25496fbf6ce192ce5dd26299fc1accbd3acd3fd0aef161f60c28f64fc5bbc74d" from cache

/: (user (uid 1000) (gid 1000))

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2024-09-03 20:25.59 ---> saved as "0a23b55a0893419110c16041cc3f1a6efea94a2f311eebaa2037314c7a20248f"

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally from built-in defaults.
Checking for available remotes: rsync and local, git.
  - you won't be able to use mercurial repositories unless you install the hg command on your system.
  - you won't be able to use darcs repositories unless you install the darcs command on your system.

This development version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.

Continue? [y/n] y
[NOTE] The 'jobs' option was reset, its value was 31 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
           opam option jobs=31 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from file:///home/opam/opam-repository
2024-09-03 20:27.14 ---> saved as "51fcc2ded568ed63990d3579c3be13698d2b4ab4db5bd8b661e0c5ec64a33737"

/home/opam: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.15.0-119-generic
The OCaml toplevel, version 4.14.2
2.3.0~alpha~dev
2024-09-03 20:27.15 ---> saved as "dbf269f632eb5f8920defb25638e1351ada79ce46fad9041c33d052b5c03ce7a"

/home/opam: (env OPAMDOWNLOADJOBS 1)

/home/opam: (env OPAMERRLOGLEN 0)

/home/opam: (env OPAMSOLVERTIMEOUT 500)

/home/opam: (env OPAMPRECISETRACKING 1)

/home/opam: (env CI true)

/home/opam: (env OPAM_REPO_CI true)

/home/opam: (run (shell "rm -rf opam-repository/"))
2024-09-03 20:27.25 ---> saved as "ae6c1ff587310c650bbf75596141537d4d2c087b9c19666df94ac78b409b42a7"

/home/opam: (copy (src .) (dst opam-repository/))
2024-09-03 20:27.37 ---> saved as "260f2f2f6e1fa40ff6f7b49d90a3025d2fb2ac42a20bcd11e43992a707d5dc10"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2024-09-03 20:28.29 ---> saved as "802ecc4550ecd68006e0a912baef9d122f269197344bbce77474b0f8d04dc3ba"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://archive.ubuntu.com/ubuntu focal InRelease
- Get:2 http://security.ubuntu.com/ubuntu focal-security InRelease [128 kB]
- Get:3 http://archive.ubuntu.com/ubuntu focal-updates InRelease [128 kB]
- Hit:4 http://archive.ubuntu.com/ubuntu focal-backports InRelease
- Get:5 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages [3934 kB]
- Get:6 http://security.ubuntu.com/ubuntu focal-security/universe amd64 Packages [1269 kB]
- Get:7 http://archive.ubuntu.com/ubuntu focal-updates/universe amd64 Packages [1555 kB]
- Get:8 http://archive.ubuntu.com/ubuntu focal-updates/restricted amd64 Packages [4079 kB]
- Get:9 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages [4399 kB]
- Get:10 http://archive.ubuntu.com/ubuntu focal-updates/multiverse amd64 Packages [33.5 kB]
- Fetched 15.5 MB in 1s (12.3 MB/s)
- Reading package lists...
- 
2024-09-03 20:28.32 ---> saved as "2b6f8de223049afa76588b397609efabe64f1d3d39619acf5693bc58fe62ac77"

/home/opam: (run (shell "opam pin add -k version -yn llvm.16.0.6+nnp+fix-homebrew 16.0.6+nnp+fix-homebrew"))
llvm is now pinned to version 16.0.6+nnp+fix-homebrew
2024-09-03 20:28.33 ---> saved as "9ccd1d64243705744f67707f5d411738eb369df7314e690c1492decb13e25e0e"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall llvm.16.0.6+nnp+fix-homebrew;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"ubuntu-20.04\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'llvm.16.0.6+nnp+fix-homebrew' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
llvm.16.0.6+nnp+fix-homebrew is not installed. Install it? [y/n] y
  * Missing dependency:
    - conf-llvm = 16
    depends on the unavailable system package 'llvm-16-dev'. Use `--no-depexts' to attempt installation anyway, or it is possible that a depext package name in the opam file is incorrect.

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall llvm.16.0.6+nnp+fix-homebrew;
        res=$?;
        test "$res" != 31 && exit "$res";
        export OPAMCLI=2.0;
        build_dir=$(opam var prefix)/.opam-switch/build;
        failed=$(ls "$build_dir");
        partial_fails="";
        for pkg in $failed; do
          if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"ubuntu-20.04\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'llvm.16.0.6+nnp+fix-homebrew' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2024-09-03 20:28.53: Job failed: Failed: Build failed
2024-09-03 20:28.53: Log analysis:
2024-09-03 20:28.53: >>> 
No solution found, exiting
 (score = 100)
2024-09-03 20:28.53: [SKIP] Package not available