Build:
  1. 0
2025-12-12 11:00.46: New job: test lwt_ppx.6.0.0-beta01, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28894/head (7afcf81b8073805ab96d25ad55bd13b5b803a5bf)
                              on debian-13-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28894/head" && git reset --hard 7afcf81b
git fetch origin master
git merge --no-edit 9684018cd75e3f49f9f8e11436cf23e66915f761
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:277168101f7d4ebc452a75f825628d280c76dd0be7d8bcb58c24a5e50fe3d10d
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn lwt_ppx.6.0.0-beta01 6.0.0-beta01
RUN opam depext lwt_ppx.6.0.0-beta01 && opam reinstall lwt_ppx.6.0.0-beta01; \
    res=$?; \
    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 "$pkg" != 'lwt_ppx.6.0.0-beta01' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam depext --with-test lwt_ppx.6.0.0-beta01 && opam reinstall --with-test lwt_ppx.6.0.0-beta01) || true
RUN opam depext --with-test lwt_ppx.6.0.0-beta01 && opam reinstall --with-test --verbose lwt_ppx.6.0.0-beta01; \
    res=$?; \
    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 "$pkg" != 'lwt_ppx.6.0.0-beta01' && partial_fails="$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 .

2025-12-12 11:00.46: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:277168101f7d4ebc452a75f825628d280c76dd0be7d8bcb58c24a5e50fe3d10d-lwt_ppx.6.0.0-beta01-7afcf81b8073805ab96d25ad55bd13b5b803a5bf"
2025-12-12 11:00.46: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:277168101f7d4ebc452a75f825628d280c76dd0be7d8bcb58c24a5e50fe3d10d)
 (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 lwt_ppx.6.0.0-beta01 6.0.0-beta01"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext lwt_ppx.6.0.0-beta01 && opam reinstall lwt_ppx.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 \"$pkg\" != 'lwt_ppx.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam depext --with-test lwt_ppx.6.0.0-beta01 && opam reinstall --with-test lwt_ppx.6.0.0-beta01) || true"))
 (run (shell  "opam depext --with-test lwt_ppx.6.0.0-beta01 && opam reinstall --with-test --verbose lwt_ppx.6.0.0-beta01;\
             \n        res=$?;\
             \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 \"$pkg\" != 'lwt_ppx.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-12 11:00.46: Waiting for resource in pool OCluster
2025-12-12 11:02.57: Waiting for worker…
2025-12-12 11:08.14: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
Updating files:  86% (16436/19009)
Updating files:  87% (16538/19009)
Updating files:  88% (16728/19009)
Updating files:  89% (16919/19009)
Updating files:  90% (17109/19009)
Updating files:  91% (17299/19009)
Updating files:  92% (17489/19009)
Updating files:  93% (17679/19009)
Updating files:  94% (17869/19009)
Updating files:  95% (18059/19009)
Updating files:  96% (18249/19009)
Updating files:  97% (18439/19009)
Updating files:  98% (18629/19009)
Updating files:  99% (18819/19009)
Updating files: 100% (19009/19009)
Updating files: 100% (19009/19009), done.
HEAD is now at 9684018cd7 Merge pull request #29076 from gares/release-elpi-v3.4.5
Updating 9684018cd7..7afcf81b80
Fast-forward
 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.6.0.0-beta01/opam         | 43 ++++++++++++++
 .../lwt_runtime_events.6.0.0-beta01/opam           | 40 +++++++++++++
 4 files changed, 191 insertions(+)
 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-4.14@sha256:277168101f7d4ebc452a75f825628d280c76dd0be7d8bcb58c24a5e50fe3d10d)
2025-12-12 11:08.16 ---> using "d81b3b20b9dbe813f4813251eb45f7f230344599357169e34b0d2f872bf65895" 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"))
2025-12-12 11:08.16 ---> using "a284e7cf33e6cea77b4f20a6e0de961f131f131518b74ae481d8956263180469" 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)

2025-12-12 11:08.16 ---> using "8fa3820f3e92254996c91a1855e2bfc402f8cf8550f2404170102c613a70a61f" 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
2025-12-12 11:08.16 ---> using "8c05ad1689dac217e08400f3b27ec1a584bab17953af927d2ace110357dbd110" 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/"))
2025-12-12 11:08.16 ---> using "299bae0ade680adebb4d78f081278df8f59c8b7226dcd5ef4b106acca4161c11" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-12 11:08.22 ---> saved as "cf244f583b3b94bc20fc919edb5bde178a76495843d7948e6aea0155a09f4abc"

/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)

2025-12-12 11:08.34 ---> saved as "a607dee231623842223aca875966eb2d7c854f9ed70fc26725ace0ac25475530"

/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 [82.1 kB]
Fetched 173 kB in 0s (1464 kB/s)
Reading package lists...
# OS package update successful
2025-12-12 11:08.36 ---> saved as "cfa53cb71c68b7d9161db7b3497b52669daeb117381478f0348ff38dd1413dac"

/home/opam: (run (shell "opam pin add -k version -yn lwt_ppx.6.0.0-beta01 6.0.0-beta01"))
lwt_ppx is now pinned to version 6.0.0-beta01
2025-12-12 11:08.37 ---> saved as "b414c573f004b7e9aa83b9cbdadada28044508f6b1374fb60540e7d207b16a03"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext lwt_ppx.6.0.0-beta01 && opam reinstall lwt_ppx.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 \"$pkg\" != 'lwt_ppx.6.0.0-beta01' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
[ERROR] No solution for lwt_ppx.6.0.0-beta01: Your request can't be satisfied:
          - unmet availability conditions, e.g. opam-version >= "2.1.0"


Command failed: opam list --readonly --external '--resolve=lwt_ppx.6.0.0-beta01' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext lwt_ppx.6.0.0-beta01 && opam reinstall lwt_ppx.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 "$pkg" != 'lwt_ppx.6.0.0-beta01' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-12-12 11:08.52: Job failed: Failed: Build failed
2025-12-12 11:08.52: Log analysis:
2025-12-12 11:08.52: >>> 
[ERROR] No solution for lwt_ppx.6.0.0-beta01: Your request can't be satisfied:
 (score = 100)
2025-12-12 11:08.52: [SKIP] Package not available