(not at the head of any monitored branch or PR)
2025-12-04 13:34.04: New job: test lwt.6.0.0-beta01, using opam 2.2
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28894/head (547bbce588bc6d9231ad2bd9c8b2b3930b2d061a)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28894/head" && git reset --hard 547bbce5
git fetch origin master
git merge --no-edit 3e41859015888fe8240e84dfc5f31bfa12a557e8
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:08ea1ae277f20c88280199a79d0eb38d0ce9ac4f0e6708b737375fbc9477b1b9
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.2 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn lwt.6.0.0-beta01 6.0.0-beta01
RUN opam reinstall lwt.6.0.0-beta01; \
    res=$?; \
    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 "$pkg" != 'lwt.6.0.0-beta01' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test lwt.6.0.0-beta01) || true
RUN opam reinstall --with-test --verbose lwt.6.0.0-beta01; \
    res=$?; \
    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 "$pkg" != 'lwt.6.0.0-beta01' && partial_fails="$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 .

2025-12-04 13:34.04: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:08ea1ae277f20c88280199a79d0eb38d0ce9ac4f0e6708b737375fbc9477b1b9-lwt.6.0.0-beta01-547bbce588bc6d9231ad2bd9c8b2b3930b2d061a"
2025-12-04 13:34.04: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:08ea1ae277f20c88280199a79d0eb38d0ce9ac4f0e6708b737375fbc9477b1b9)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.2 /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.6.0.0-beta01 6.0.0-beta01"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall lwt.6.0.0-beta01;\
             \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 \"$pkg\" != 'lwt.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test lwt.6.0.0-beta01) || true"))
 (run (shell  "opam reinstall --with-test --verbose lwt.6.0.0-beta01;\
             \n        res=$?;\
             \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 \"$pkg\" != 'lwt.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-04 13:34.04: Waiting for resource in pool OCluster
2025-12-04 14:04.48: Waiting for worker…
2025-12-04 14:05.52: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at 3e41859015 Merge pull request #28903 from jim-portegies/opam-publish-coq-waterproof.3.1.0-9.1
Merge made by the 'ort' strategy.
 packages/lwt/lwt.6.0.0-beta01/opam                 | 66 ++++++++++++++++++++++
 packages/lwt_direct/lwt_direct.6.0.0-beta01/opam   | 42 ++++++++++++++
 packages/lwt_ppx/lwt_ppx.1.0.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.0.1/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.1.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.2.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.2.1/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.2.2/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.2.3/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.1.2.4/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.2.0.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.2.0.1/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.2.0.2/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.2.0.3/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.2.1.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.5.8.0/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.5.9.1/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.5.9.2/opam                |  2 +-
 packages/lwt_ppx/lwt_ppx.6.0.0-beta01/opam         | 43 ++++++++++++++
 .../lwt_runtime_events.6.0.0-beta01/opam           | 40 +++++++++++++
 packages/moonpool-lwt/moonpool-lwt.0.10/opam       |  2 +-
 packages/moonpool-lwt/moonpool-lwt.0.9/opam        |  2 +-
 packages/tezt/tezt.2.0.0/opam                      |  2 +-
 packages/tezt/tezt.3.0.0/opam                      |  2 +-
 packages/tezt/tezt.4.3.0/opam                      |  2 +-
 25 files changed, 212 insertions(+), 21 deletions(-)
 create mode 100644 packages/lwt/lwt.6.0.0-beta01/opam
 create mode 100644 packages/lwt_direct/lwt_direct.6.0.0-beta01/opam
 create mode 100644 packages/lwt_ppx/lwt_ppx.6.0.0-beta01/opam
 create mode 100644 packages/lwt_runtime_events/lwt_runtime_events.6.0.0-beta01/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:08ea1ae277f20c88280199a79d0eb38d0ce9ac4f0e6708b737375fbc9477b1b9)
2025-12-04 14:06.13 ---> using "f1efaca4efe78a0f1c0c577ac466822c09dc6f46f3a7d5f2a65ad8e72e69d5b6" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.2 /usr/bin/opam"))
2025-12-04 14:06.13 ---> using "b7ab1e06c4256e65b05e037ee4fdceb960b0eb1d7fa4535fdf086681a33ff1e2" 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
2025-12-04 14:06.26 ---> saved as "42bd51ecf9a8b1a288acfd48ee621d9f109574ebb1757caf1e6b2b418e459e66"

/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         2.2.1 (01e9a24a61e23e42d513b4b775d8c30c807439b2)
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# solver               builtin-0install
# install-criteria     
# upgrade-criteria     
# jobs                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ocaml-base-compiler >= 5.4.0
# compiler-packages    ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.0
2025-12-04 14:06.27 ---> saved as "a53ac512145d654cc35c0a461d4b02c65c63025554afe9015535274607749d48"

/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/"))
2025-12-04 14:06.37 ---> saved as "9f9d0caa8d12c97efee58bd63ff0b4a412702a1e29ffec0b029ce6560d0ac567"

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-04 14:06.45 ---> saved as "337d765b590e70b7b18bae1b6e545d15ff478c24a7c575153ac14cec1686862c"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-12-04 14:07.06 ---> saved as "e01f23eeef07247fd620a35f8761d2254a12fca0322bb358d51334d70ee1ea54"

/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]
- Get:4 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [80.9 kB]
- Fetched 172 kB in 0s (1175 kB/s)
- Reading package lists...
- 
2025-12-04 14:07.07 ---> saved as "aa4f7845869911946f2452cc5df883610cb7f61486c89b29d82895db96720353"

/home/opam: (run (shell "opam pin add -k version -yn lwt.6.0.0-beta01 6.0.0-beta01"))
lwt is now pinned to version 6.0.0-beta01
2025-12-04 14:07.08 ---> saved as "a280c6695251bf9752a5d92be5390a07d67a792fe68d54eac36434482d446166"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall lwt.6.0.0-beta01;\
                        \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 \"$pkg\" != 'lwt.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
lwt.6.0.0-beta01 is not installed. Install it? [y/n] y
The following actions will be performed:
=== install 8 packages
  - install base-bytes        base                  [required by ocplib-endian]
  - install cppo              1.8.0                 [required by lwt]
  - install csexp             1.5.2                 [required by dune-configurator]
  - install dune              3.20.2                [required by lwt]
  - install dune-configurator 3.20.2                [required by lwt]
  - install lwt               6.0.0-beta01 (pinned)
  - install ocamlfind         1.9.8                 [required by base-bytes]
  - install ocplib-endian     1.2                   [required by lwt]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved cppo.1.8.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.20.2, dune-configurator.3.20.2  (cached)
-> retrieved lwt.6.0.0-beta01  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed dune.3.20.2
-> installed csexp.1.5.2
-> installed cppo.1.8.0
-> installed ocplib-endian.1.2
-> installed dune-configurator.3.20.2
-> installed lwt.6.0.0-beta01
Done.
# Run eval $(opam env) to update the current shell environment
2025-12-04 14:07.48 ---> saved as "f663b653ad2f8e9f417069aa1fa61e19b80df99ab6f3be8a5bb36d45d2af5759"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test lwt.6.0.0-beta01) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile lwt 6.0.0-beta01 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> removed   lwt.6.0.0-beta01
-> installed lwt.6.0.0-beta01
Done.
# Run eval $(opam env) to update the current shell environment
2025-12-04 14:08.04 ---> saved as "14ee6e5af6818ea4eac97d51ceabc48995880409cacf88c0e10230565196a303"

/home/opam: (run (shell  "opam reinstall --with-test --verbose lwt.6.0.0-beta01;\
                        \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 \"$pkg\" != 'lwt.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== recompile 1 package
  - recompile lwt 6.0.0-beta01 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  2/4: [lwt: dune exec]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "exec" "-p" "lwt" "src/unix/config/discover.exe" "--" "--save" "--use-libev" "false" (CWD=/home/opam/.opam/5.4/.opam-switch/build/lwt.6.0.0-beta01)
Processing  2/4: [lwt: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "lwt" "-j" "71" "@install" "@runtest" (CWD=/home/opam/.opam/5.4/.opam-switch/build/lwt.6.0.0-beta01)
- (cd _build/default/test/core && ./main.exe)
- Testing library 'core'...
- ...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS..................................................................................................................................................
- Ok. 705 tests ran, 23 tests skipped in 0.23 seconds
- (cd _build/default/test/unix && ./main.exe)
- Testing library 'unix'...
- .................................SSSSS..............................................................................................................SSSS...................................................................................
- Ok. 226 tests ran, 9 tests skipped in 6.30 seconds
-> compiled  lwt.6.0.0-beta01
-> removed   lwt.6.0.0-beta01
-> installed lwt.6.0.0-beta01
Done.
# Run eval $(opam env) to update the current shell environment
2025-12-04 14:08.19 ---> saved as "25c44bff27ef93be210cad53f755bcc510779e2c7e2c79678ee55f52cd56eaca"
Job succeeded
2025-12-04 14:08.37: Job succeeded