(not at the head of any monitored branch or PR)
2025-09-30 17:38.54: New job: build fehu.1.0.0~alpha1, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28626/head (d80b3140b862f77f94834524829767ebbbd898b9)
                              on debian-13-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28626/head" && git reset --hard d80b3140
git fetch origin master
git merge --no-edit 4f9a23ad7559801de52ddc1916c3fb30ab18c401
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn fehu.1.0.0~alpha1 1.0.0~alpha1
RUN opam depext fehu.1.0.0~alpha1 && opam reinstall fehu.1.0.0~alpha1; \
    res=$?; \
    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 "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'fehu.1.0.0~alpha1' && partial_fails="$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 .

2025-09-30 17:38.54: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc-fehu.1.0.0~alpha1-d80b3140b862f77f94834524829767ebbbd898b9"
2025-09-30 17:38.54: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "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 depext -u || true"))
 (run (shell "opam pin add -k version -yn fehu.1.0.0~alpha1 1.0.0~alpha1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext fehu.1.0.0~alpha1 && opam reinstall fehu.1.0.0~alpha1;\
             \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 \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'fehu.1.0.0~alpha1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-09-30 17:38.54: Waiting for resource in pool OCluster
2025-09-30 17:47.26: Waiting for worker…
2025-09-30 17:49.04: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
Updating files:  72% (13410/18397)
Updating files:  73% (13430/18397)
Updating files:  74% (13614/18397)
Updating files:  75% (13798/18397)
Updating files:  76% (13982/18397)
Updating files:  77% (14166/18397)
Updating files:  78% (14350/18397)
Updating files:  79% (14534/18397)
Updating files:  80% (14718/18397)
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Updating files:  86% (15822/18397)
Updating files:  87% (16006/18397)
Updating files:  88% (16190/18397)
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Updating files:  90% (16558/18397)
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Updating files:  98% (18030/18397)
Updating files:  99% (18214/18397)
Updating files: 100% (18397/18397)
Updating files: 100% (18397/18397), done.
HEAD is now at 4f9a23ad75 Merge pull request #28622 from Octachron/OCaml_5.4.0_rc1
Updating 4f9a23ad75..d80b3140b8
Fast-forward
 packages/dev/dev.1.0.0~alpha1/opam                 | 42 +++++++++++++
 packages/fehu/fehu.1.0.0~alpha1/opam               | 45 ++++++++++++++
 packages/hugin/hugin.1.0.0~alpha1/opam             | 47 +++++++++++++++
 packages/kaun/kaun.1.0.0~alpha1/opam               | 49 +++++++++++++++
 packages/nx-datasets/nx-datasets.1.0.0~alpha1/opam | 53 +++++++++++++++++
 packages/nx/nx.1.0.0~alpha1/opam                   | 62 +++++++++++++++++++
 packages/quill/quill.1.0.0~alpha1/opam             | 69 ++++++++++++++++++++++
 packages/raven/raven.1.0.0~alpha1/opam             | 50 ++++++++++++++++
 packages/rune/rune.1.0.0~alpha1/opam               | 48 +++++++++++++++
 packages/saga/saga.1.0.0~alpha1/opam               | 48 +++++++++++++++
 packages/sowilo/sowilo.1.0.0~alpha1/opam           | 46 +++++++++++++++
 packages/talon/talon.1.0.0~alpha1/opam             | 46 +++++++++++++++
 12 files changed, 605 insertions(+)
 create mode 100644 packages/dev/dev.1.0.0~alpha1/opam
 create mode 100644 packages/fehu/fehu.1.0.0~alpha1/opam
 create mode 100644 packages/hugin/hugin.1.0.0~alpha1/opam
 create mode 100644 packages/kaun/kaun.1.0.0~alpha1/opam
 create mode 100644 packages/nx-datasets/nx-datasets.1.0.0~alpha1/opam
 create mode 100644 packages/nx/nx.1.0.0~alpha1/opam
 create mode 100644 packages/quill/quill.1.0.0~alpha1/opam
 create mode 100644 packages/raven/raven.1.0.0~alpha1/opam
 create mode 100644 packages/rune/rune.1.0.0~alpha1/opam
 create mode 100644 packages/saga/saga.1.0.0~alpha1/opam
 create mode 100644 packages/sowilo/sowilo.1.0.0~alpha1/opam
 create mode 100644 packages/talon/talon.1.0.0~alpha1/opam

(from ocaml/opam:debian-13-ocaml-4.14@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc' locally
docker.io/ocaml/opam@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc: Pulling from ocaml/opam
Digest: sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc
Status: Downloaded newer image for ocaml/opam@sha256:ce7583a4463e517dda39f02d53e6fd4065fe70d94a26e5f51dcceb761272b5dc
2025-09-30 17:50.01 ---> using "f2c15438f4e8107ac42e1adfbd29c5c483ff0e5aaf05ff1291b0b30470c339be" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
2025-09-30 17:50.01 ---> using "5e12e266b2d5f98951aced9d82290ee15faaafc674fa2475f4e500bfcf81ab21" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
[NOTE] Will configure 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.

[WARNING] Recommended dependencies -- most packages rely on these:
  - m4

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
default (at git+file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-09-30 17:50.01 ---> using "8503a8484eed67283644338bb79ab17074cbb4f940c22f2969943f07f416ac0d" from cache

/home/opam: (run (shell "opam config report"))
# opam config report
# opam-version      2.0.10 (adc1e1829a2bef5b240746df80341b508290fe3b) 
# self-upgrade      no
# system            arch=x86_64 os=linux os-distribution=debian os-version=13
# solver            builtin-mccs+glpk
# install-criteria  -removed,-count[version-lag,request],-count[version-lag,changed],-changed
# upgrade-criteria  -removed,-count[version-lag,solution],-new
# jobs              71
# repositories      1 (version-controlled)
# pinned            1 (version)
# current-switch    4.14
2025-09-30 17:50.01 ---> using "740e50ff6a022d54c49c503359693fce1d656759b48216006da2e5dfee30074f" 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/"))
2025-09-30 17:50.01 ---> using "af4aba01099ea494b6a5fe4b49b6a2b3105af2788dc9234b50c827e72386b6ea" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-09-30 17:50.42 ---> saved as "fbbc4431740021725bc3f694d3839e848c5012bce93870dcf07c83648a8db489"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
default (at file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-09-30 17:50.55 ---> saved as "7dff73cd883d53e26adedf48d689782350c91e3e7f3ac96f4d25b173e034a841"

/home/opam: (run (network host)
                 (shell "opam depext -u || true"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
# No extra OS packages requirements found.
# All required OS packages found.
The following command needs to be run through "sudo":
    apt-get update
Hit:1 http://deb.debian.org/debian trixie InRelease
Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
Get:4 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [47.7 kB]
Fetched 138 kB in 0s (1207 kB/s)
Reading package lists...
# OS package update successful
2025-09-30 17:50.56 ---> saved as "d65c0ba8c923960863b8cb7dc37c03dbe11ce3faef6788869186d2f5546e2a81"

/home/opam: (run (shell "opam pin add -k version -yn fehu.1.0.0~alpha1 1.0.0~alpha1"))
fehu is now pinned to version 1.0.0~alpha1
2025-09-30 17:50.57 ---> saved as "1a011816cc8f49add65c6c0a8bc758d526b182bbd19434b8d6ab2e4a8034cbc2"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext fehu.1.0.0~alpha1 && opam reinstall fehu.1.0.0~alpha1;\
                        \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 \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'fehu.1.0.0~alpha1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
[ERROR] No solution for fehu.1.0.0~alpha1: The following dependencies couldn't be met:
          - fehu -> ocaml >= 5.3.0
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=fehu.1.0.0~alpha1' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext fehu.1.0.0~alpha1 && opam reinstall fehu.1.0.0~alpha1;
        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 "\"debian-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'fehu.1.0.0~alpha1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-09-30 17:51.20: Job failed: Failed: Build failed
2025-09-30 17:51.20: Log analysis:
2025-09-30 17:51.20: >>> 
[ERROR] No solution for fehu.1.0.0~alpha1: The following dependencies couldn't be met:
 (score = 100)
2025-09-30 17:51.20: [SKIP] Package not available