(for PR #29530)
2026-03-17 10:25.58: New job: build fuseau-lwt.0.1, using opam dev
from https://github.com/ocaml/opam-repository.git#refs/pull/29530/head (395113449576622af70540fb22e5d90e18554bdc)
on fedora-42-ocaml-4.14/amd64
To reproduce locally:
cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29530/head" && git reset --hard 39511344
git fetch origin master
git merge --no-edit e589be2bb3f3c3428c9c98a122428f3ad2d44845
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-4.14@sha256:c2c3b2ab220f54c8fc0080ac96d9ebcbd7f26a31aa0ebbdadc1cfdfe9c4e9ace
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn fuseau-lwt.0.1 0.1
RUN opam reinstall fuseau-lwt.0.1; \
res=$?; \
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 "\"fedora-42\""; then \
echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
fi; \
test "$pkg" != 'fuseau-lwt.0.1' && partial_fails="$partial_fails $pkg"; \
done; \
test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
exit 1
END-OF-DOCKERFILE
docker build -f ../Dockerfile .
2026-03-17 10:25.58: Using cache hint "ocaml/opam:fedora-42-ocaml-4.14@sha256:c2c3b2ab220f54c8fc0080ac96d9ebcbd7f26a31aa0ebbdadc1cfdfe9c4e9ace-fuseau-lwt.0.1-395113449576622af70540fb22e5d90e18554bdc"
2026-03-17 10:25.58: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-4.14@sha256:c2c3b2ab220f54c8fc0080ac96d9ebcbd7f26a31aa0ebbdadc1cfdfe9c4e9ace)
(user (uid 1000) (gid 1000))
(workdir /home/opam)
(run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
(run (network host)
(shell "opam init --reinit --config .opamrc-sandbox -ni"))
(run (shell "opam option solver=builtin-0install && opam config report"))
(env OPAMDOWNLOADJOBS 1)
(env OPAMERRLOGLEN 0)
(env OPAMPRECISETRACKING 1)
(env CI true)
(env OPAM_REPO_CI true)
(run (shell "rm -rf opam-repository/"))
(copy (src .) (dst opam-repository/))
(run (shell "opam repository set-url --strict default opam-repository/"))
(run (network host)
(shell "opam update --depexts || true"))
(run (shell "opam pin add -k version -yn fuseau-lwt.0.1 0.1"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall fuseau-lwt.0.1;\
\n res=$?;\
\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 \"\\\"fedora-42\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'fuseau-lwt.0.1' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
)
2026-03-17 10:25.58: Waiting for resource in pool OCluster
2026-03-17 11:36.55: Waiting for worker…
2026-03-17 11:38.53: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
Updating files: 73% (13548/18444)
Updating files: 74% (13649/18444)
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Updating files: 100% (18444/18444)
Updating files: 100% (18444/18444), done.
HEAD is now at e589be2bb3 Merge pull request #29546 from johnwhitington/opam-publish-camlpdf.2.9
Merge made by the 'ort' strategy.
packages/bimage-lwt/bimage-lwt.0.3.0/opam | 6 +++++-
packages/bimage-lwt/bimage-lwt.0.3.1/opam | 6 +++++-
packages/bimage-lwt/bimage-lwt.0.4.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.0.11.0/opam | 4 +++-
packages/caqti-lwt/caqti-lwt.1.0.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.2.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.3.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.6.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.7.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.8.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.1.9.0/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.2.0.1/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.2.1.1/opam | 6 +++++-
packages/caqti-lwt/caqti-lwt.2.2.4/opam | 6 +++++-
packages/fuseau-lwt/fuseau-lwt.0.1/opam | 6 +++++-
packages/lambda-term/lambda-term.1.13/opam | 6 +++++-
packages/lambda-term/lambda-term.2.0.1/opam | 6 +++++-
packages/lambda-term/lambda-term.2.0.2/opam | 6 +++++-
packages/lambda-term/lambda-term.2.0.3/opam | 6 +++++-
packages/lambda-term/lambda-term.2.0/opam | 6 +++++-
packages/lambda-term/lambda-term.3.0.0/opam | 6 +++++-
packages/lambda-term/lambda-term.3.0.1/opam | 6 +++++-
packages/lambda-term/lambda-term.3.1.0/opam | 6 +++++-
packages/lambda-term/lambda-term.3.2.0/opam | 6 +++++-
packages/lambda-term/lambda-term.3.3.0/opam | 6 +++++-
packages/lambda-term/lambda-term.3.3.1/opam | 6 +++++-
packages/lambda-term/lambda-term.3.3.2/opam | 6 +++++-
packages/lwt_domain/lwt_domain.0.1.0/opam | 6 +++++-
packages/lwt_domain/lwt_domain.0.2.0/opam | 6 +++++-
packages/lwt_domain/lwt_domain.0.3.0/opam | 6 +++++-
packages/lwt_eio/lwt_eio.0.1/opam | 6 +++++-
packages/lwt_eio/lwt_eio.0.2/opam | 6 +++++-
packages/lwt_eio/lwt_eio.0.3/opam | 6 +++++-
packages/lwt_eio/lwt_eio.0.4/opam | 7 ++++++-
packages/lwt_eio/lwt_eio.0.5.1/opam | 7 ++++++-
packages/lwt_eio/lwt_eio.0.5/opam | 7 ++++++-
packages/lwt_glib/lwt_glib.1.0.1/opam | 6 +++++-
packages/lwt_glib/lwt_glib.1.1.0/opam | 6 +++++-
packages/lwt_glib/lwt_glib.1.1.1/opam | 6 +++++-
packages/lwt_log/lwt_log.1.1.0/opam | 6 +++++-
packages/lwt_log/lwt_log.1.1.1/opam | 6 +++++-
packages/lwt_log/lwt_log.1.1.2/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.0.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.0.1/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.1.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.2.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.2.1/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.2.2/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.2.3/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.1.2.4/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.2.0.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.2.0.1/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.2.0.2/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.2.0.3/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.2.1.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.5.8.0/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.5.8.1/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.5.9.1/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.5.9.2/opam | 6 +++++-
packages/lwt_ppx/lwt_ppx.5.9.3/opam | 6 +++++-
packages/moonpool-lwt/moonpool-lwt.0.10/opam | 6 +++++-
packages/moonpool-lwt/moonpool-lwt.0.6/opam | 6 +++++-
packages/moonpool-lwt/moonpool-lwt.0.7/opam | 6 +++++-
packages/moonpool-lwt/moonpool-lwt.0.8/opam | 6 +++++-
packages/moonpool-lwt/moonpool-lwt.0.9/opam | 6 +++++-
packages/mwt/mwt.0.1.0/opam | 6 +++++-
packages/nocrypto/nocrypto.0.5.4-1/opam | 6 +++++-
packages/nocrypto/nocrypto.0.5.4-2/opam | 6 +++++-
packages/ocluster/ocluster.0.1/opam | 4 +++-
packages/ocluster/ocluster.0.2.1/opam | 6 +++++-
packages/ocluster/ocluster.0.2/opam | 4 +++-
packages/ocluster/ocluster.0.3.0/opam | 6 +++++-
packages/picos/picos.0.3.0/opam | 6 +++++-
packages/picos/picos.0.4.0/opam | 6 +++++-
packages/picos_lwt/picos_lwt.0.5.0/opam | 6 +++++-
packages/picos_lwt/picos_lwt.0.6.0/opam | 6 +++++-
packages/tezt/tezt.2.0.0/opam | 6 +++++-
packages/tezt/tezt.3.0.0/opam | 4 +++-
packages/tezt/tezt.3.1.0/opam | 4 +++-
packages/tezt/tezt.3.1.1/opam | 4 +++-
packages/tezt/tezt.4.0.0/opam | 4 +++-
packages/tezt/tezt.4.1.0/opam | 4 +++-
packages/tezt/tezt.4.2.0/opam | 4 +++-
packages/tezt/tezt.4.3.0/opam | 4 +++-
84 files changed, 403 insertions(+), 84 deletions(-)
(from ocaml/opam:fedora-42-ocaml-4.14@sha256:c2c3b2ab220f54c8fc0080ac96d9ebcbd7f26a31aa0ebbdadc1cfdfe9c4e9ace)
2026-03-17 11:39.40 ---> using "9c5395fbc27b2db213a343ea87dbcb1813c95d62f9c3025571a0161729479421" from cache
/: (user (uid 1000) (gid 1000))
/: (workdir /home/opam)
/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-17 11:39.40 ---> using "f608ebc662b7eecc6ada72ed4d89da9cde4182db75dfb83124f47352779bf260" 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.
Continue? [Y/n] y
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.
Format upgrade done.
<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-17 11:39.40 ---> using "4a7ccfa6777a2308e145fe026a3f705ea352e94cb58bc1a556ca58c23f563800" from cache
/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
# self-upgrade no
# system arch=x86_64 os=linux os-distribution=fedora os-version=42
# solver builtin-0install
# install-criteria -changed,-count[avoid-version,solution]
# upgrade-criteria -count[avoid-version,solution]
# jobs 71
# repositories 1 (version-controlled)
# pinned 1 (version)
# current-switch 4.14
# invariant ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native true
# ocaml:native-tools true
# ocaml:native-dynlink true
# ocaml:stubsdir /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled false
# ocaml:compiler 4.14.2
2026-03-17 11:39.40 ---> using "0366d5bfcceb08b9de5b1a7462fd9e7a601406d4964f647393ce7819cc389e27" 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/"))
2026-03-17 11:39.40 ---> using "a10aca92108769bffe855973fa06fad1d6f0a167ba77e45e83d5452f527a2b3e" from cache
/home/opam: (copy (src .) (dst opam-repository/))
2026-03-17 11:39.47 ---> saved as "93fa1d4e8b8cbe54f9833d0e7b9cf0c00a50f8afe8af8c3cdb8a6911bd137465"
/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-17 11:40.05 ---> saved as "04333189b740eb73396fa211ce23e4ed3691c2fa9b8e2ddb08ddf131c6bb040d"
/home/opam: (run (network host)
(shell "opam update --depexts || true"))
+ /usr/sbin/sudo "yum" "makecache"
- Updating and loading repositories:
- Fedora 42 - x86_64 - Updates 100% | 138.2 KiB/s | 19.1 KiB | 00m00s
- Repositories loaded.
- Metadata cache created.
2026-03-17 11:40.09 ---> saved as "8937bc199a2fa33e44d88d5bd66aa34f6a0064279eb3a5b7c3207e9e9c2c347d"
/home/opam: (run (shell "opam pin add -k version -yn fuseau-lwt.0.1 0.1"))
fuseau-lwt is now pinned to version 0.1
2026-03-17 11:40.10 ---> saved as "e295de0f167b8a8b9f91977537a341eef91b92ff8b5d9e0e2375884415bbe3a2"
/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall fuseau-lwt.0.1;\
\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 \"\\\"fedora-42\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'fuseau-lwt.0.1' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
fuseau-lwt.0.1 is not installed. Install it? [Y/n] y
* No agreement on the version of ocaml:
- (invariant) -> ocaml-base-compiler = 4.14.2 -> ocaml = 4.14.2
- fuseau-lwt -> fuseau -> ocaml >= 5.0
You can temporarily relax the switch invariant with `--update-invariant'
No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall fuseau-lwt.0.1;
res=$?;
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 "\"fedora-42\""; then
echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
fi;
test "$pkg" != 'fuseau-lwt.0.1' && partial_fails="$partial_fails $pkg";
done;
test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
exit 1" failed with exit status 20
2026-03-17 11:40.44: Job failed: Failed: Build failed
2026-03-17 11:40.44: Log analysis:
2026-03-17 11:40.44: >>>
No solution found, exiting
(score = 100)
2026-03-17 11:40.44: [SKIP] Package not available