(not at the head of any monitored branch or PR)
2025-05-06 18:08.05: New job: build ocaml-unikraft-toolchain-x86_64.0.18.0, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27856/head (232285450638d122b7441a6f42923184e4a1835b)
                              on ubuntu-24.04-ocaml-5.3/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27856/head" && git reset --hard 23228545
git fetch origin master
git merge --no-edit 8ae853b39e5c409b481d0d5d9318e0d8e6eee41d
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-unikraft-toolchain-x86_64.0.18.0 0.18.0
RUN opam reinstall ocaml-unikraft-toolchain-x86_64.0.18.0; \
    res=$?; \
    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 "\"ubuntu-24.04\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-unikraft-toolchain-x86_64.0.18.0' && partial_fails="$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 18:08.05: Using cache hint "ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0-ocaml-unikraft-toolchain-x86_64.0.18.0-232285450638d122b7441a6f42923184e4a1835b"
2025-05-06 18:08.05: Using OBuilder spec:
((from ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0)
 (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-toolchain-x86_64.0.18.0 0.18.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ocaml-unikraft-toolchain-x86_64.0.18.0;\
             \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 \"\\\"ubuntu-24.04\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-unikraft-toolchain-x86_64.0.18.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-05-06 18:08.05: Waiting for resource in pool OCluster
2025-05-06 18:09.07: Waiting for worker…
2025-05-06 18:11.02: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
Updating files:  86% (19905/23006)
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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:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0)
Unable to find image 'ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0' locally
docker.io/ocaml/opam@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0: Pulling from ocaml/opam
a3dd4a62b4f6: Pulling fs layer
a3dd4a62b4f6: Verifying Checksum
a3dd4a62b4f6: Download complete
a3dd4a62b4f6: Pull complete
Digest: sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0
Status: Downloaded newer image for ocaml/opam@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0
2025-05-06 18:13.47 ---> using "10c823be6d6df8b8b953a1da7016d5c0a852e2e87d76746b4c929b5ce9cf0ea7" from cache

/: (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 18:13.47 ---> using "cd947a0c5e96397e46bf5af58d6bb3a6ab5b9f5509f61c7a2346c201c75f5b4d" from cache

/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 18:13.47 ---> using "b490f6355be1d2aaaae14bc59fca36165cf539991c09b21233cca630dd358480" from cache

/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=ubuntu os-version=24.04
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.3
# invariant            ["ocaml-base-compiler" {>= "5.3.0"}]
# compiler-packages    ocaml-base-compiler.5.3.0, ocaml-compiler.5.3.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.3/lib/ocaml/stublibs:/home/opam/.opam/5.3/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.3.0
2025-05-06 18:13.47 ---> using "5f05b550de320f2d1a82775f2519345a0c41e9f0641ae0593289a8eb4dedf55f" from cache

/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 18:13.47 ---> using "3c0bd98445d4966137e017bdcc13f6e29f6a587070b41926286d435c076f3bfd" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-05-06 18:13.48 ---> using "fe00f9a327199ed6ebfd60edb9d30eb699c2cd292d89e475393805d8dd8c017a" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-05-06 18:13.48 ---> saved as "ff4822c26bfa29d8c2bb4de68e5b8bf24161cc047e3f95fe01d1df4fc2df9c35"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://archive.ubuntu.com/ubuntu noble InRelease
- Get:2 http://archive.ubuntu.com/ubuntu noble-updates InRelease [126 kB]
- Get:3 http://security.ubuntu.com/ubuntu noble-security InRelease [126 kB]
- Get:4 http://archive.ubuntu.com/ubuntu noble-backports InRelease [126 kB]
- Get:5 http://security.ubuntu.com/ubuntu noble-security/main amd64 Packages [1027 kB]
- Get:6 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Packages [1080 kB]
- Get:7 http://security.ubuntu.com/ubuntu noble-security/multiverse amd64 Packages [22.1 kB]
- Get:8 http://security.ubuntu.com/ubuntu noble-security/restricted amd64 Packages [1304 kB]
- Get:9 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages [1353 kB]
- Get:10 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Packages [1362 kB]
- Get:11 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Packages [1378 kB]
- Fetched 7905 kB in 1s (15.3 MB/s)
- Reading package lists...
- 
2025-05-06 18:13.50 ---> saved as "130545ea22f674c817e996699f9e9ae8453017ab54569e7a556b489f8a2acee7"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-unikraft-toolchain-x86_64.0.18.0 0.18.0"))
ocaml-unikraft-toolchain-x86_64 is now pinned to version 0.18.0
2025-05-06 18:13.51 ---> saved as "d159b648305f92cee0b23f05c04d96a5af2769907d2746d814f45b5aa31bf9a4"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ocaml-unikraft-toolchain-x86_64.0.18.0;\
                        \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 \"\\\"ubuntu-24.04\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-unikraft-toolchain-x86_64.0.18.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-unikraft-toolchain-x86_64.0.18.0 is not installed. Install it? [y/n] y
The following actions will be performed:
=== install 6 packages
  - install conf-bison                         2               [required by unikraft]
  - install conf-flex                          2               [required by unikraft]
  - install conf-python-3                      9.0.0           [required by unikraft]
  - install ocaml-unikraft-backend-qemu-x86_64 0.18.0          [required by ocaml-unikraft-toolchain-x86_64]
  - install ocaml-unikraft-toolchain-x86_64    0.18.0 (pinned)
  - install unikraft                           0.18.0          [required by ocaml-unikraft-backend-qemu-x86_64]

The following system packages will first need to be installed:
    bison flex python3

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>

opam believes some required external dependencies are missing. opam can:
> 1. Run apt-get to install them (may need root/sudo access)
  2. Display the recommended apt-get command and wait while you run it manually (e.g. in another terminal)
  3. Continue anyway, and, upon success, permanently register that this external dependency is present, but not detectable
  4. Abort the installation

[1/2/3/4] 1

+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "bison" "flex" "python3"
- debconf: delaying package configuration, since apt-utils is not installed
- Selecting previously unselected package libpython3.12-minimal:amd64.
- (Reading database ... 
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(Reading database ... 16365 files and directories currently installed.)
- Preparing to unpack .../libpython3.12-minimal_3.12.3-1ubuntu0.5_amd64.deb ...
- Unpacking libpython3.12-minimal:amd64 (3.12.3-1ubuntu0.5) ...
- Selecting previously unselected package python3.12-minimal.
- Preparing to unpack .../python3.12-minimal_3.12.3-1ubuntu0.5_amd64.deb ...
- Unpacking python3.12-minimal (3.12.3-1ubuntu0.5) ...
- Setting up libpython3.12-minimal:amd64 (3.12.3-1ubuntu0.5) ...
- Setting up python3.12-minimal (3.12.3-1ubuntu0.5) ...
- Selecting previously unselected package python3-minimal.
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- Preparing to unpack .../0-python3-minimal_3.12.3-0ubuntu2_amd64.deb ...
- Unpacking python3-minimal (3.12.3-0ubuntu2) ...
- Selecting previously unselected package media-types.
- Preparing to unpack .../1-media-types_10.1.0_all.deb ...
- Unpacking media-types (10.1.0) ...
- Selecting previously unselected package tzdata.
- Preparing to unpack .../2-tzdata_2025b-0ubuntu0.24.04_all.deb ...
- Unpacking tzdata (2025b-0ubuntu0.24.04) ...
- Selecting previously unselected package libpython3.12-stdlib:amd64.
- Preparing to unpack .../3-libpython3.12-stdlib_3.12.3-1ubuntu0.5_amd64.deb ...
- Unpacking libpython3.12-stdlib:amd64 (3.12.3-1ubuntu0.5) ...
- Selecting previously unselected package python3.12.
- Preparing to unpack .../4-python3.12_3.12.3-1ubuntu0.5_amd64.deb ...
- Unpacking python3.12 (3.12.3-1ubuntu0.5) ...
- Selecting previously unselected package libpython3-stdlib:amd64.
- Preparing to unpack .../5-libpython3-stdlib_3.12.3-0ubuntu2_amd64.deb ...
- Unpacking libpython3-stdlib:amd64 (3.12.3-0ubuntu2) ...
- Setting up python3-minimal (3.12.3-0ubuntu2) ...
- Selecting previously unselected package python3.
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- Preparing to unpack .../0-python3_3.12.3-0ubuntu2_amd64.deb ...
- Unpacking python3 (3.12.3-0ubuntu2) ...
- Selecting previously unselected package m4.
- Preparing to unpack .../1-m4_1.4.19-4build1_amd64.deb ...
- Unpacking m4 (1.4.19-4build1) ...
- Selecting previously unselected package flex.
- Preparing to unpack .../2-flex_2.6.4-8.2build1_amd64.deb ...
- Unpacking flex (2.6.4-8.2build1) ...
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- Preparing to unpack .../3-bison_2%3a3.8.2+dfsg-1build2_amd64.deb ...
- Unpacking bison (2:3.8.2+dfsg-1build2) ...
- Selecting previously unselected package libfl2:amd64.
- Preparing to unpack .../4-libfl2_2.6.4-8.2build1_amd64.deb ...
- Unpacking libfl2:amd64 (2.6.4-8.2build1) ...
- Selecting previously unselected package libfl-dev:amd64.
- Preparing to unpack .../5-libfl-dev_2.6.4-8.2build1_amd64.deb ...
- Unpacking libfl-dev:amd64 (2.6.4-8.2build1) ...
- Setting up media-types (10.1.0) ...
- Setting up m4 (1.4.19-4build1) ...
- Setting up tzdata (2025b-0ubuntu0.24.04) ...
- 
- Current default time zone: 'Europe/London'
- Local time is now:      Tue May  6 19:13:58 BST 2025.
- Universal Time is now:  Tue May  6 18:13:58 UTC 2025.
- Run 'dpkg-reconfigure tzdata' if you wish to change it.
- 
- Setting up libfl2:amd64 (2.6.4-8.2build1) ...
- Setting up bison (2:3.8.2+dfsg-1build2) ...
- update-alternatives: using /usr/bin/bison.yacc to provide /usr/bin/yacc (yacc) in auto mode
- update-alternatives: warning: skip creation of /usr/share/man/man1/yacc.1.gz because associated file /usr/share/man/man1/bison.yacc.1.gz (of link group yacc) doesn't exist
- Setting up flex (2.6.4-8.2build1) ...
- Setting up libpython3.12-stdlib:amd64 (3.12.3-1ubuntu0.5) ...
- Setting up python3.12 (3.12.3-1ubuntu0.5) ...
- Setting up libfl-dev:amd64 (2.6.4-8.2build1) ...
- Setting up libpython3-stdlib:amd64 (3.12.3-0ubuntu2) ...
- Setting up python3 (3.12.3-0ubuntu2) ...
- running python rtupdate hooks for python3.12...
- running python post-rtupdate hooks for python3.12...
- Processing triggers for libc-bin (2.39-0ubuntu8.4) ...

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved conf-python-3.9.0.0  (cached)
-> retrieved ocaml-unikraft-backend-qemu-x86_64.0.18.0, ocaml-unikraft-toolchain-x86_64.0.18.0  (cached)
-> installed conf-bison.2
-> installed conf-flex.2
-> installed conf-python-3.9.0.0
-> retrieved unikraft.0.18.0  (cached)
-> installed unikraft.0.18.0
-> installed ocaml-unikraft-backend-qemu-x86_64.0.18.0
-> installed ocaml-unikraft-toolchain-x86_64.0.18.0
Done.
# To update the current shell environment, run: eval $(opam env)
2025-05-06 18:14.26 ---> saved as "bf5a5b3576012d9f75151d354dcde216a523042f8baec8089980915a5407d314"
Job succeeded
2025-05-06 18:14.37: Job succeeded