(for PR #29530)
2026-03-17 10:25.55: New job: build lwt_eio.0.1, using opam dev
from https://github.com/ocaml/opam-repository.git#refs/pull/29530/head (395113449576622af70540fb22e5d90e18554bdc)
on centos-9-ocaml-5.4/amd64
To reproduce locally:
cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29530/head" && git reset --hard 39511344
git fetch origin master
git merge --no-edit e589be2bb3f3c3428c9c98a122428f3ad2d44845
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:centos-9-ocaml-5.4@sha256:d33cd8f3809725736692b00c3a83e85feb195d6a56e0dd75247e09e431a4a856
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn lwt_eio.0.1 0.1
RUN opam reinstall lwt_eio.0.1; \
res=$?; \
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 "\"centos-9\""; then \
echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
fi; \
test "$pkg" != 'lwt_eio.0.1' && partial_fails="$partial_fails $pkg"; \
done; \
test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
exit 1
END-OF-DOCKERFILE
docker build -f ../Dockerfile .
2026-03-17 10:25.55: Using cache hint "ocaml/opam:centos-9-ocaml-5.4@sha256:d33cd8f3809725736692b00c3a83e85feb195d6a56e0dd75247e09e431a4a856-lwt_eio.0.1-395113449576622af70540fb22e5d90e18554bdc"
2026-03-17 10:25.55: Using OBuilder spec:
((from ocaml/opam:centos-9-ocaml-5.4@sha256:d33cd8f3809725736692b00c3a83e85feb195d6a56e0dd75247e09e431a4a856)
(user (uid 1000) (gid 1000))
(workdir /home/opam)
(run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
(run (network host)
(shell "opam init --reinit --config .opamrc-sandbox -ni"))
(run (shell "opam option solver=builtin-0install && opam config report"))
(env OPAMDOWNLOADJOBS 1)
(env OPAMERRLOGLEN 0)
(env OPAMPRECISETRACKING 1)
(env CI true)
(env OPAM_REPO_CI true)
(run (shell "rm -rf opam-repository/"))
(copy (src .) (dst opam-repository/))
(run (shell "opam repository set-url --strict default opam-repository/"))
(run (network host)
(shell "opam update --depexts || true"))
(run (shell "opam pin add -k version -yn lwt_eio.0.1 0.1"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall lwt_eio.0.1;\
\n res=$?;\
\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 \"\\\"centos-9\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'lwt_eio.0.1' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
)
2026-03-17 10:25.55: Waiting for resource in pool OCluster
2026-03-17 11:17.14: Waiting for worker…
2026-03-17 11:19.27: Got resource from pool OCluster
Building on eumache
All commits already cached
Updating files: 76% (14098/18444)
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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.
Auto packing the repository in the background for optimum performance.
See "git help gc" for manual housekeeping.
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log
Automatic cleanup will not be performed until the file is removed.
warning: There are too many unreachable loose objects; run 'git prune' to remove them.
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:centos-9-ocaml-5.4@sha256:d33cd8f3809725736692b00c3a83e85feb195d6a56e0dd75247e09e431a4a856)
2026-03-17 11:19.43 ---> saved as "4762cf358287d530eb90170aa25b01b6f28f72eee32421a7ce7e5f0f9c30f619"
/: (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 11:19.44 ---> saved as "aa5050d7b817bcc3bd129dac3c24e616babb35fc2d5ed49896862795fda4639c"
/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
Format upgrade done.
<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-17 11:20.14 ---> saved as "5d07f6d2cd3eca72910758ad77a939b508a535065bf976976031d8b04664a824"
/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=centos os-version=9
# 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 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
2026-03-17 11:20.15 ---> saved as "a21939b4dac471cbccbc2c1eac301cefbfc2f73cb8ac9d26ca3b1d968e9f7609"
/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 11:20.32 ---> saved as "02cf26fa4df0c938a5060afb2f4b0425431ca46b919698a71dc53fcd09dfeb9f"
/home/opam: (copy (src .) (dst opam-repository/))
2026-03-17 11:20.40 ---> saved as "c56432f67fb15c38ab4ed2a53798ae7197e955d80a31f590ec2fb397b3b2df18"
/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-17 11:21.00 ---> saved as "0f17799b4fbe1de1fb0da7dbad6fb1ea55320842f0bdea330961a571c2ffb6ab"
/home/opam: (run (network host)
(shell "opam update --depexts || true"))
+ /usr/bin/sudo "yum" "makecache"
- CentOS Stream 9 - BaseOS 90 kB/s | 13 kB 00:00
- CentOS Stream 9 - BaseOS 13 MB/s | 8.9 MB 00:00
- CentOS Stream 9 - AppStream 95 kB/s | 14 kB 00:00
- CentOS Stream 9 - AppStream 13 MB/s | 27 MB 00:02
- CentOS Stream 9 - CRB 99 kB/s | 13 kB 00:00
- CentOS Stream 9 - CRB 9.2 MB/s | 8.0 MB 00:00
- CentOS Stream 9 - Extras packages 121 kB/s | 17 kB 00:00
- CentOS Stream 9 - Extras packages 114 kB/s | 20 kB 00:00
- Metadata cache created.
2026-03-17 11:21.21 ---> saved as "0c97be4f024bf61a27e9a9493787444500af0e4c75ea4c93b3f0ffc92c8718cf"
/home/opam: (run (shell "opam pin add -k version -yn lwt_eio.0.1 0.1"))
lwt_eio is now pinned to version 0.1
2026-03-17 11:21.22 ---> saved as "655d4cc640753a7797b8ecadbb5d80c114b2a3f53eb15658acc67073c027a58a"
/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam reinstall lwt_eio.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 \"\\\"centos-9\\\"\"; then\
\n echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
\n fi;\
\n test \"$pkg\" != 'lwt_eio.0.1' && partial_fails=\"$partial_fails $pkg\";\
\n done;\
\n test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
\n exit 1"))
lwt_eio.0.1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 21 packages
- install base-bytes base [required by ocplib-endian]
- install bigstringaf 0.10.0 [required by eio]
- install cppo 1.8.0 [required by lwt]
- install csexp 1.5.2 [required by dune-configurator]
- install cstruct 6.2.0 [required by eio]
- install dune 3.21.1 [required by lwt_eio]
- install dune-configurator 3.21.1 [required by lwt]
- install eio 0.9 [required by lwt_eio]
- install fmt 0.11.0 [required by eio]
- install hmap 0.8.1 [required by eio]
- install lwt 6.0.0 [required by lwt_eio]
- install lwt-dllist 1.1.0 [required by eio]
- install lwt_eio 0.1 (pinned)
- install mtime 2.1.0 [required by eio]
- install ocamlbuild 0.16.1 [required by hmap, mtime]
- install ocamlfind 1.9.8 [required by hmap, mtime]
- install ocplib-endian 1.2 [required by lwt]
- install optint 0.3.0 [required by eio]
- install psq 0.2.1 [required by eio]
- install seq base [required by psq]
- install topkg 1.1.1 [required by hmap, mtime]
<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved bigstringaf.0.10.0 (cached)
-> retrieved cppo.1.8.0 (cached)
-> retrieved csexp.1.5.2 (cached)
-> retrieved cstruct.6.2.0 (cached)
-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)
-> retrieved eio.0.9 (cached)
-> retrieved fmt.0.11.0 (cached)
-> retrieved hmap.0.8.1 (cached)
-> retrieved lwt.6.0.0 (cached)
-> retrieved lwt-dllist.1.1.0 (cached)
-> retrieved lwt_eio.0.1 (cached)
-> retrieved mtime.2.1.0 (cached)
-> retrieved ocamlbuild.0.16.1 (cached)
-> retrieved ocamlfind.1.9.8 (cached)
-> retrieved ocplib-endian.1.2 (cached)
-> retrieved optint.0.3.0 (cached)
-> retrieved psq.0.2.1 (cached)
-> retrieved seq.base (cached)
-> installed seq.base
-> retrieved topkg.1.1.1 (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed ocamlbuild.0.16.1
-> installed topkg.1.1.1
-> installed hmap.0.8.1
-> installed fmt.0.11.0
-> installed mtime.2.1.0
-> installed dune.3.21.1
-> installed lwt-dllist.1.1.0
-> installed csexp.1.5.2
-> installed cppo.1.8.0
-> installed cstruct.6.2.0
-> installed optint.0.3.0
-> installed psq.0.2.1
-> installed ocplib-endian.1.2
-> installed dune-configurator.3.21.1
-> installed bigstringaf.0.10.0
-> installed eio.0.9
-> installed lwt.6.0.0
-> installed lwt_eio.0.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-17 11:22.13 ---> saved as "c25c09107ad101f011461590a700ff38f08a50c2f24b0a019449f35a381f963b"
Job succeeded
2026-03-17 11:22.20: Job succeeded