(not at the head of any monitored branch or PR)
2025-05-06 18:08.06: New job: build ocaml-unikraft-backend-firecracker-arm64.0.18.0, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27856/head (232285450638d122b7441a6f42923184e4a1835b)
                              on opensuse-tumbleweed-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27856/head" && git reset --hard 23228545
git fetch origin master
git merge --no-edit 8ae853b39e5c409b481d0d5d9318e0d8e6eee41d
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:opensuse-tumbleweed-ocaml-4.14@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-unikraft-backend-firecracker-arm64.0.18.0 0.18.0
RUN opam reinstall ocaml-unikraft-backend-firecracker-arm64.0.18.0; \
    res=$?; \
    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 "\"opensuse-tumbleweed\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-unikraft-backend-firecracker-arm64.0.18.0' && partial_fails="$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 .

2025-05-06 18:08.06: Using cache hint "ocaml/opam:opensuse-tumbleweed-ocaml-4.14@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b-ocaml-unikraft-backend-firecracker-arm64.0.18.0-232285450638d122b7441a6f42923184e4a1835b"
2025-05-06 18:08.06: Using OBuilder spec:
((from ocaml/opam:opensuse-tumbleweed-ocaml-4.14@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "opam option solver=builtin-0install && opam config report"))
 (env OPAMDOWNLOADJOBS 1)
 (env OPAMERRLOGLEN 0)
 (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 ocaml-unikraft-backend-firecracker-arm64.0.18.0 0.18.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ocaml-unikraft-backend-firecracker-arm64.0.18.0;\
             \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 \"\\\"opensuse-tumbleweed\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-unikraft-backend-firecracker-arm64.0.18.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-05-06 18:08.06: Waiting for resource in pool OCluster
2025-05-06 18:14.25: Waiting for worker…
2025-05-06 18:16.50: Got resource from pool OCluster
Building on x86-bm-c5.sw.ocaml.org
All commits already cached
Updating files:  57% (13129/23006)
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Updating files: 100% (23006/23006)
Updating files: 100% (23006/23006), done.
HEAD is now at 8ae853b39e Merge pull request #27847 from yallop/charset-0.2.0
Updating 8ae853b39e..2322854506
Fast-forward
 .../ocaml-unikraft-arm64.1.0.0/opam                | 40 +++++++++++++
 .../opam                                           | 68 ++++++++++++++++++++++
 .../opam                                           | 67 +++++++++++++++++++++
 .../ocaml-unikraft-backend-firecracker.0.18.0/opam | 18 ++++++
 .../ocaml-unikraft-backend-qemu-arm64.0.18.0/opam  | 68 ++++++++++++++++++++++
 .../ocaml-unikraft-backend-qemu-x86_64.0.18.0/opam | 67 +++++++++++++++++++++
 .../ocaml-unikraft-backend-qemu.0.18.0/opam        | 18 ++++++
 .../ocaml-unikraft-default-arm64.1.0.0/opam        | 24 ++++++++
 .../ocaml-unikraft-default-x86_64.1.0.0/opam       | 24 ++++++++
 .../ocaml-unikraft-option-debug.0.18.0/opam        | 11 ++++
 .../ocaml-unikraft-toolchain-arm64.0.18.0/opam     | 32 ++++++++++
 .../ocaml-unikraft-toolchain-x86_64.0.18.0/opam    | 32 ++++++++++
 .../ocaml-unikraft-x86_64.1.0.0/opam               | 40 +++++++++++++
 packages/ocaml-unikraft/ocaml-unikraft.1.0.0/opam  | 14 +++++
 packages/unikraft/unikraft.0.18.0/opam             | 40 +++++++++++++
 15 files changed, 563 insertions(+)
 create mode 100644 packages/ocaml-unikraft-arm64/ocaml-unikraft-arm64.1.0.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-firecracker-arm64/ocaml-unikraft-backend-firecracker-arm64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-firecracker-x86_64/ocaml-unikraft-backend-firecracker-x86_64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-firecracker/ocaml-unikraft-backend-firecracker.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-qemu-arm64/ocaml-unikraft-backend-qemu-arm64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-qemu-x86_64/ocaml-unikraft-backend-qemu-x86_64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-backend-qemu/ocaml-unikraft-backend-qemu.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-default-arm64/ocaml-unikraft-default-arm64.1.0.0/opam
 create mode 100644 packages/ocaml-unikraft-default-x86_64/ocaml-unikraft-default-x86_64.1.0.0/opam
 create mode 100644 packages/ocaml-unikraft-option-debug/ocaml-unikraft-option-debug.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-toolchain-arm64/ocaml-unikraft-toolchain-arm64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-toolchain-x86_64/ocaml-unikraft-toolchain-x86_64.0.18.0/opam
 create mode 100644 packages/ocaml-unikraft-x86_64/ocaml-unikraft-x86_64.1.0.0/opam
 create mode 100644 packages/ocaml-unikraft/ocaml-unikraft.1.0.0/opam
 create mode 100644 packages/unikraft/unikraft.0.18.0/opam

(from ocaml/opam:opensuse-tumbleweed-ocaml-4.14@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b)
Unable to find image 'ocaml/opam:opensuse-tumbleweed-ocaml-4.14@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b' locally
docker.io/ocaml/opam@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b: Pulling from ocaml/opam
ceac26c9845d: Pulling fs layer
ceac26c9845d: Verifying Checksum
ceac26c9845d: Download complete
ceac26c9845d: Pull complete
Digest: sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b
Status: Downloaded newer image for ocaml/opam@sha256:877f755776d4273b9590ca915df3b2215f7fa089b272132a4a3324dfe385d65b
2025-05-06 18:18.47 ---> saved as "619cf882ecc6bf0163c6142dce75338b273d3a286531e4f85bb4ea4a3f64a2bd"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-05-06 18:18.47 ---> saved as "1171db5c5422bdd810f18ee302b3f45a4b1fcae3a85f5ad16889f762993d6cc7"

/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
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-05-06 18:19.24 ---> saved as "5839508603799c6e34c20ce0adacd209398da65bbfb9cc5333ae121bd37e0838"

/home/opam: (run (shell "opam option solver=builtin-0install && opam config report"))
Set to 'builtin-0install' the field solver in global configuration
# opam config report
# opam-version         2.3.0 (35acd0c5abc5e66cdbd5be16ba77aa6c33a4c724)
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=opensuse-tumbleweed os-version=20250502
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 31
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.2
2025-05-06 18:19.25 ---> saved as "867402a67a37f2a9460d058bd5301b5265880c2adb84c568b85b5a56ceb0a23e"

/home/opam: (env OPAMDOWNLOADJOBS 1)

/home/opam: (env OPAMERRLOGLEN 0)

/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/"))
2025-05-06 18:19.35 ---> saved as "5e07a67f025c74322076073714af2d8d22572d9a1123b79f8385c3aa8cca979d"

/home/opam: (copy (src .) (dst opam-repository/))
2025-05-06 18:19.44 ---> saved as "c24ed77bd3e271dc505a3f1303aa1bbe027d7b8b0ef080ddad58815eb8016fdb"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-05-06 18:20.09 ---> saved as "5e34a802ee996632db1c1b0e35d9024d1a6654ccddac2e64e9136178817cdf8e"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "zypper" "--non-interactive" "refresh"
- Repository 'openSUSE-Tumbleweed-Update' is up to date.
- Retrieving repository 'openSUSE-Tumbleweed-Non-Oss' metadata [........
- .done]
- Building repository 'openSUSE-Tumbleweed-Non-Oss' cache [....done]
- Retrieving repository 'openSUSE-Tumbleweed-Oss' metadata [..........
- ........done]
- Building repository 'openSUSE-Tumbleweed-Oss' cache [..
- ..done]
- All repositories have been refreshed.
2025-05-06 18:20.19 ---> saved as "71a3735bec983db2ced7cf394ccf6f95591b2b23eba14e397b3c31e9cce7cd77"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-unikraft-backend-firecracker-arm64.0.18.0 0.18.0"))
ocaml-unikraft-backend-firecracker-arm64 is now pinned to version 0.18.0
2025-05-06 18:20.19 ---> saved as "f5666ec100f946317bb336d5961aea1373a71f9d323bf89aa0bb241dc8554138"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ocaml-unikraft-backend-firecracker-arm64.0.18.0;\
                        \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 \"\\\"opensuse-tumbleweed\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-unikraft-backend-firecracker-arm64.0.18.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-unikraft-backend-firecracker-arm64.0.18.0 is not installed. Install it? [y/n] y
  * Missing dependency:
    - ocaml-unikraft-backend-firecracker-arm64 -> unikraft -> conf-python-3
    depends on the unavailable system package 'python3'. 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 ocaml-unikraft-backend-firecracker-arm64.0.18.0;
        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 "\"opensuse-tumbleweed\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'ocaml-unikraft-backend-firecracker-arm64.0.18.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-05-06 18:20.34: Job failed: Failed: Build failed
2025-05-06 18:20.34: Log analysis:
2025-05-06 18:20.34: >>> 
No solution found, exiting
 (score = 100)
2025-05-06 18:20.34: [SKIP] Package not available