(not at the head of any monitored branch or PR)
2025-11-10 11:00.33: New job: build lwt_direct.6.0.0~beta00, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28558/head (db50ce02bd0238ef1431a20de40a98e9f360a8c0)
                              on debian-13-ocaml-4.13/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28558/head" && git reset --hard db50ce02
git fetch origin master
git merge --no-edit 21f97b2e6d7c617fc0a79cc8e59b2e10690960e1
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.13@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn lwt_direct.6.0.0~beta00 6.0.0~beta00
RUN opam reinstall lwt_direct.6.0.0~beta00; \
    res=$?; \
    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 "$pkg" != 'lwt_direct.6.0.0~beta00' && partial_fails="$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 .

2025-11-10 11:00.33: Using cache hint "ocaml/opam:debian-13-ocaml-4.13@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897-lwt_direct.6.0.0~beta00-db50ce02bd0238ef1431a20de40a98e9f360a8c0"
2025-11-10 11:00.33: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.13@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897)
 (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 "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 lwt_direct.6.0.0~beta00 6.0.0~beta00"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall lwt_direct.6.0.0~beta00;\
             \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 \"$pkg\" != 'lwt_direct.6.0.0~beta00' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-11-10 11:00.33: Waiting for resource in pool OCluster
2025-11-10 11:22.41: Waiting for worker…
2025-11-10 11:27.59: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
HEAD is now at 21f97b2e6d Merge pull request #28836 from dbuenzli/b0-publish-bytesrw.0.3.0
Merge made by the 'ort' strategy.
 packages/lwt/lwt.6.0.0~beta00/opam               | 67 ++++++++++++++++++++++++
 packages/lwt_direct/lwt_direct.6.0.0~beta00/opam | 42 +++++++++++++++
 2 files changed, 109 insertions(+)
 create mode 100644 packages/lwt/lwt.6.0.0~beta00/opam
 create mode 100644 packages/lwt_direct/lwt_direct.6.0.0~beta00/opam

(from ocaml/opam:debian-13-ocaml-4.13@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.13@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897' locally
docker.io/ocaml/opam@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897: Pulling from ocaml/opam
13cc39f8244a: Pulling fs layer
b27d53669817: Pulling fs layer
062c909e206e: Pulling fs layer
265baae72087: Pulling fs layer
b6b7b385247c: Pulling fs layer
bfb7bf5b7c6d: Pulling fs layer
b18c76fc18f2: Pulling fs layer
b27d53669817: Waiting
6bdbb37ee35f: Pulling fs layer
13cc39f8244a: Waiting
84035aa4da2d: Pulling fs layer
b6b7b385247c: Waiting
bfb7bf5b7c6d: Waiting
b18c76fc18f2: Waiting
0c3307e14207: Pulling fs layer
062c909e206e: Waiting
265baae72087: Waiting
30b92d637d72: Pulling fs layer
6bdbb37ee35f: Waiting
991b07583706: Pulling fs layer
84035aa4da2d: Waiting
0c3307e14207: Waiting
e1d7a79a1495: Pulling fs layer
6b08d63c6214: Pulling fs layer
991b07583706: Waiting
e1d7a79a1495: Waiting
4c7236344711: Pulling fs layer
30b92d637d72: Waiting
12506f41e8b0: Pulling fs layer
6b08d63c6214: Waiting
2330d596aec1: Pulling fs layer
4c7236344711: Waiting
a48299f5ec62: Pulling fs layer
12506f41e8b0: Waiting
04618a577568: Pulling fs layer
2330d596aec1: Waiting
8c4b002d072b: Pulling fs layer
a48299f5ec62: Waiting
4f4fb700ef54: Pulling fs layer
ff68f05e2976: Pulling fs layer
04618a577568: Waiting
8c4b002d072b: Waiting
d5543b560a3e: Pulling fs layer
4a9030bbb1ef: Pulling fs layer
4f4fb700ef54: Waiting
c59b3bec3411: Pulling fs layer
ff68f05e2976: Waiting
85a7c9be9495: Pulling fs layer
dbc6bd8f2e44: Pulling fs layer
d5543b560a3e: Waiting
6680a5133ca2: Pulling fs layer
c59b3bec3411: Waiting
85a7c9be9495: Waiting
470c0056084c: Pulling fs layer
dbc6bd8f2e44: Waiting
4a9030bbb1ef: Waiting
6b9af56b67cf: Pulling fs layer
6680a5133ca2: Waiting
c572cde25fb3: Pulling fs layer
470c0056084c: Waiting
033b2d405acf: Pulling fs layer
6b9af56b67cf: Waiting
663cc5b3d424: Pulling fs layer
c572cde25fb3: Waiting
840bbd47fded: Pulling fs layer
fb8f644ba010: Pulling fs layer
033b2d405acf: Waiting
66735543f230: Pulling fs layer
663cc5b3d424: Waiting
7896354b8c11: Pulling fs layer
840bbd47fded: Waiting
a0063722d8c2: Pulling fs layer
fb8f644ba010: Waiting
66735543f230: Waiting
7896354b8c11: Waiting
7018e4a5881b: Pulling fs layer
b9fc416556b6: Pulling fs layer
a0063722d8c2: Waiting
f7413e2a9aab: Pulling fs layer
7018e4a5881b: Waiting
e585362811e2: Pulling fs layer
b9fc416556b6: Waiting
e06c8af00d12: Pulling fs layer
f7413e2a9aab: Waiting
e585362811e2: Waiting
b27d53669817: Verifying Checksum
b27d53669817: Download complete
062c909e206e: Verifying Checksum
062c909e206e: Download complete
13cc39f8244a: Verifying Checksum
13cc39f8244a: Download complete
265baae72087: Verifying Checksum
265baae72087: Download complete
b6b7b385247c: Download complete
13cc39f8244a: Pull complete
b27d53669817: Pull complete
062c909e206e: Pull complete
265baae72087: Pull complete
b6b7b385247c: Pull complete
b18c76fc18f2: Verifying Checksum
b18c76fc18f2: Download complete
6bdbb37ee35f: Verifying Checksum
6bdbb37ee35f: Download complete
84035aa4da2d: Verifying Checksum
84035aa4da2d: Download complete
0c3307e14207: Verifying Checksum
0c3307e14207: Download complete
30b92d637d72: Verifying Checksum
30b92d637d72: Download complete
991b07583706: Verifying Checksum
991b07583706: Download complete
e1d7a79a1495: Download complete
6b08d63c6214: Verifying Checksum
6b08d63c6214: Download complete
12506f41e8b0: Verifying Checksum
12506f41e8b0: Download complete
2330d596aec1: Download complete
a48299f5ec62: Download complete
04618a577568: Verifying Checksum
04618a577568: Download complete
8c4b002d072b: Verifying Checksum
8c4b002d072b: Download complete
4f4fb700ef54: Verifying Checksum
4f4fb700ef54: Download complete
ff68f05e2976: Download complete
d5543b560a3e: Verifying Checksum
d5543b560a3e: Download complete
4a9030bbb1ef: Verifying Checksum
4a9030bbb1ef: Download complete
c59b3bec3411: Download complete
85a7c9be9495: Download complete
dbc6bd8f2e44: Download complete
6680a5133ca2: Verifying Checksum
6680a5133ca2: Download complete
6b9af56b67cf: Download complete
c572cde25fb3: Download complete
033b2d405acf: Download complete
663cc5b3d424: Verifying Checksum
663cc5b3d424: Download complete
840bbd47fded: Verifying Checksum
840bbd47fded: Download complete
fb8f644ba010: Verifying Checksum
fb8f644ba010: Download complete
bfb7bf5b7c6d: Verifying Checksum
bfb7bf5b7c6d: Download complete
7896354b8c11: Verifying Checksum
7896354b8c11: Download complete
a0063722d8c2: Verifying Checksum
a0063722d8c2: Download complete
7018e4a5881b: Download complete
bfb7bf5b7c6d: Pull complete
b18c76fc18f2: Pull complete
6bdbb37ee35f: Pull complete
84035aa4da2d: Pull complete
0c3307e14207: Pull complete
30b92d637d72: Pull complete
991b07583706: Pull complete
e1d7a79a1495: Pull complete
6b08d63c6214: Pull complete
4c7236344711: Pull complete
12506f41e8b0: Pull complete
2330d596aec1: Pull complete
a48299f5ec62: Pull complete
04618a577568: Pull complete
8c4b002d072b: Pull complete
4f4fb700ef54: Pull complete
ff68f05e2976: Pull complete
d5543b560a3e: Pull complete
4a9030bbb1ef: Pull complete
c59b3bec3411: Pull complete
85a7c9be9495: Pull complete
dbc6bd8f2e44: Pull complete
6680a5133ca2: Pull complete
470c0056084c: Pull complete
6b9af56b67cf: Pull complete
c572cde25fb3: Pull complete
033b2d405acf: Pull complete
663cc5b3d424: Pull complete
66735543f230: Verifying Checksum
66735543f230: Download complete
840bbd47fded: Pull complete
fb8f644ba010: Pull complete
66735543f230: Pull complete
7896354b8c11: Pull complete
a0063722d8c2: Pull complete
7018e4a5881b: Pull complete
f7413e2a9aab: Download complete
e585362811e2: Verifying Checksum
e585362811e2: Download complete
e06c8af00d12: Verifying Checksum
e06c8af00d12: Download complete
b9fc416556b6: Verifying Checksum
b9fc416556b6: Download complete
b9fc416556b6: Pull complete
f7413e2a9aab: Pull complete
e585362811e2: Pull complete
e06c8af00d12: Pull complete
Digest: sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897
Status: Downloaded newer image for ocaml/opam@sha256:a4d70502982a3e7beccb27eb01aac4196e3ec2a175c2784cf99423d876367897
2025-11-10 11:30.56 ---> saved as "cfee2dbb7c3b53094b10ce8a6a5511cb63fae7bc2641f5dd3c4ab8f4ce94702d"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-11-10 11:30.57 ---> saved as "25581ba352c79fd9b61455208669db75965ea53fb1f9bdabe8f7628f66687725"

/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 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 71 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=71 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-11-10 11:31.21 ---> saved as "6673265b698b2114df06e3102acb258b4a91c5aa23d5e55bc05147a8afc39192"

/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         2.5.0~alpha1
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# 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       4.13
# invariant            ["ocaml-base-compiler" {= "4.13.1"}]
# compiler-packages    ocaml-base-compiler.4.13.1, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.13/lib/ocaml/stublibs:/home/opam/.opam/4.13/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.13.1
2025-11-10 11:31.22 ---> saved as "ca49da7c4f71a9142938d92a9f6545ab7079104cf5429a885edac268dd95cdf3"

/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/"))
2025-11-10 11:31.37 ---> saved as "57d71ae0251f54c2b34c2873c47f3b9f48608d701166cdd7712267cf7c18dbf0"

/home/opam: (copy (src .) (dst opam-repository/))
2025-11-10 11:31.56 ---> saved as "7386c280d3bd4c0050bf277f308bef2fe2d689c833a5b15cfeeddc9d7d30772f"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-11-10 11:32.15 ---> saved as "18369806a7de9bc9a59f11f0a76033d08e6472b6a58520eef5c0a32736fc1827"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/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]
- Fetched 90.7 kB in 0s (283 kB/s)
- Reading package lists...
2025-11-10 11:32.17 ---> saved as "9e5182a36ff1dd6eaa00bfb7009547ed17c354c2aa5ffe60c2ed3f35f4a20f6a"

/home/opam: (run (shell "opam pin add -k version -yn lwt_direct.6.0.0~beta00 6.0.0~beta00"))
lwt_direct is now pinned to version 6.0.0~beta00
2025-11-10 11:32.19 ---> saved as "17e284d54870cc8459edf0d6b1676b34e8999935b2516b0bab2cb237f0c4fbad"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall lwt_direct.6.0.0~beta00;\
                        \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 \"$pkg\" != 'lwt_direct.6.0.0~beta00' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
lwt_direct.6.0.0~beta00 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml:
    - (invariant) -> ocaml-base-compiler = 4.13.1 -> ocaml = 4.13.1
    - lwt_direct >= 6.0.0~beta00 -> ocaml >= 5.0
    You can temporarily relax the switch invariant with `--update-invariant'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall lwt_direct.6.0.0~beta00;
        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 "$pkg" != 'lwt_direct.6.0.0~beta00' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-11-10 11:32.35: Job failed: Failed: Build failed
2025-11-10 11:32.35: Log analysis:
2025-11-10 11:32.35: >>> 
No solution found, exiting
 (score = 100)
2025-11-10 11:32.35: [SKIP] Package not available