(not at the head of any monitored branch or PR)
2025-11-30 20:45.57: New job: build melange.6.0.1-54, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29001/head (f552a18f416e36738eee28c6bf79045fd1a926dd)
                              on debian-13-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29001/head" && git reset --hard f552a18f
git fetch origin master
git merge --no-edit 1808b67a60cee484a3c5ff1a64046c0e5f0406a5
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn melange.6.0.1-54 6.0.1-54
RUN opam depext melange.6.0.1-54 && opam reinstall melange.6.0.1-54; \
    res=$?; \
    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 "$pkg" != 'melange.6.0.1-54' && partial_fails="$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 .

2025-11-30 20:45.57: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c-melange.6.0.1-54-f552a18f416e36738eee28c6bf79045fd1a926dd"
2025-11-30 20:45.57: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c)
 (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 melange.6.0.1-54 6.0.1-54"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext melange.6.0.1-54 && opam reinstall melange.6.0.1-54;\
             \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 \"$pkg\" != 'melange.6.0.1-54' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-11-30 20:45.57: Waiting for resource in pool OCluster
2025-11-30 20:48.45: Waiting for worker…
2025-11-30 20:50.48: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
HEAD is now at 1808b67a60 Merge pull request #28997 from dinosaure/release-hxd-v0.3.6
Updating 1808b67a60..f552a18f41
Fast-forward
 packages/melange/melange.6.0.1-414/opam | 42 +++++++++++++++++++++++++++++++++
 packages/melange/melange.6.0.1-51/opam  | 42 +++++++++++++++++++++++++++++++++
 packages/melange/melange.6.0.1-52/opam  | 42 +++++++++++++++++++++++++++++++++
 packages/melange/melange.6.0.1-53/opam  | 42 +++++++++++++++++++++++++++++++++
 packages/melange/melange.6.0.1-54/opam  | 42 +++++++++++++++++++++++++++++++++
 5 files changed, 210 insertions(+)
 create mode 100644 packages/melange/melange.6.0.1-414/opam
 create mode 100644 packages/melange/melange.6.0.1-51/opam
 create mode 100644 packages/melange/melange.6.0.1-52/opam
 create mode 100644 packages/melange/melange.6.0.1-53/opam
 create mode 100644 packages/melange/melange.6.0.1-54/opam

(from ocaml/opam:debian-13-ocaml-4.14@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c' locally
docker.io/ocaml/opam@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c: Pulling from ocaml/opam
13cc39f8244a: Already exists
9d7c1cac6af4: Already exists
979e6521bf84: Already exists
b129e961d700: Already exists
9288fc69cd29: Already exists
b232c90b1855: Already exists
658a78f60f44: Already exists
b3e6010fbc4c: Already exists
e75ac7b73fdb: Already exists
f1dbfc01d8b6: Already exists
42e8958c94a5: Already exists
1c77fd15fa4b: Already exists
f8ae0ec2765e: Already exists
87b5808a8709: Already exists
6551add7b2f4: Already exists
a050a941214a: Already exists
da6cadefa7ea: Already exists
0a3e89137cf8: Already exists
cc34154fc322: Already exists
eb7661180f3a: Already exists
faad806bf7c5: Already exists
4f4fb700ef54: Already exists
fe5692607199: Already exists
caa548e7f855: Already exists
8ad66e641b14: Already exists
b9d5d27dc0b6: Already exists
788961b65661: Already exists
9ed95272e11f: Already exists
82c1497059a3: Already exists
8abbeded2fb9: Already exists
1276181ef5dc: Already exists
0bd63c9342a5: Already exists
0294cf425d8c: Already exists
def43d8fc04c: Already exists
c87ed18f9ca6: Already exists
056f995b50a2: Already exists
c9f03af6c585: Already exists
4e0df0b17574: Already exists
1fcd55c53252: Already exists
9fe15f147c9c: Already exists
ada2682c449c: Pulling fs layer
295973a65af5: Pulling fs layer
e7a455463b73: Pulling fs layer
98af01a2e2e5: Pulling fs layer
98af01a2e2e5: Waiting
295973a65af5: Download complete
e7a455463b73: Download complete
98af01a2e2e5: Download complete
ada2682c449c: Verifying Checksum
ada2682c449c: Download complete
ada2682c449c: Pull complete
295973a65af5: Pull complete
e7a455463b73: Pull complete
98af01a2e2e5: Pull complete
Digest: sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c
Status: Downloaded newer image for ocaml/opam@sha256:99907d462a916dc0195d51cfc4de28ffc4995497f1f069c9dde86b445ade484c
2025-11-30 20:52.01 ---> using "e1d8c7e6beb03face60eaf04e7070eb8fe39365c831388bb928a8a0dc291c14b" 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"))
2025-11-30 20:52.01 ---> using "daa5c27b303555eb08e063616d44973741a7df82bbb32474a57820e41765a274" 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)

2025-11-30 20:52.01 ---> using "d880a3938fdc72a79b019ebd2eac9edd75752d6aad6907824e0c75a8f8f24f5c" 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
2025-11-30 20:52.01 ---> using "b39a6518b6397510c3ec25add8199a0600b01748d56dbf62e33c446913ee4dda" 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/"))
2025-11-30 20:52.01 ---> using "89ef2ffada4c2228b8f41fd0f0f76294214777eb5c05cd80349181ba79290445" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-11-30 20:52.31 ---> saved as "0b829fe3b784d0774cd0bbbd695fa9426118687dfdb19daa48162ad8f52e460e"

/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)

2025-11-30 20:52.43 ---> saved as "63ce64f3196acda885234c86c449578672303d2f39e620b9182941e6693284a7"

/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
Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
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 trixie/main amd64 Packages [9670 kB]
Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [76.0 kB]
Fetched 9977 kB in 1s (10.5 MB/s)
Reading package lists...
# OS package update successful
2025-11-30 20:52.46 ---> saved as "dbc7b0c7f3b1699523dfdc830aaef157602035b804527bae49b5865fc2ba2a1a"

/home/opam: (run (shell "opam pin add -k version -yn melange.6.0.1-54 6.0.1-54"))
melange is now pinned to version 6.0.1-54
2025-11-30 20:52.47 ---> saved as "ead36695f6f1b968c7901dde38f06485ce6a6cc9e4fc672f8ce9e1c2aaa3064a"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext melange.6.0.1-54 && opam reinstall melange.6.0.1-54;\
                        \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 \"$pkg\" != 'melange.6.0.1-54' && partial_fails=\"$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 melange.6.0.1-54: The following dependencies couldn't be met:
          - melange -> ocaml >= 5.4
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=melange.6.0.1-54' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext melange.6.0.1-54 && opam reinstall melange.6.0.1-54;
        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 "$pkg" != 'melange.6.0.1-54' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-11-30 20:53.19: Job failed: Failed: Build failed
2025-11-30 20:53.19: Log analysis:
2025-11-30 20:53.19: >>> 
[ERROR] No solution for melange.6.0.1-54: The following dependencies couldn't be met:
 (score = 100)
2025-11-30 20:53.19: [SKIP] Package not available