Build:
  1. 0
2026-01-26 02:02.12: New job: build ocaml-yescrypt.0.1.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29281/head (a4e0bc79053ac54a3433537ec204c0600c2bc36d)
                              on centos-10-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29281/head" && git reset --hard a4e0bc79
git fetch origin master
git merge --no-edit f9f7db30fd6e805d48b947df138d463a5433f4d1
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:centos-10-ocaml-4.14@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-yescrypt.0.1.0 0.1.0
RUN opam reinstall ocaml-yescrypt.0.1.0; \
    res=$?; \
    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-10\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-yescrypt.0.1.0' && partial_fails="$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 .

2026-01-26 02:02.12: Using cache hint "ocaml/opam:centos-10-ocaml-4.14@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1-ocaml-yescrypt.0.1.0-a4e0bc79053ac54a3433537ec204c0600c2bc36d"
2026-01-26 02:02.12: Using OBuilder spec:
((from ocaml/opam:centos-10-ocaml-4.14@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1)
 (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 ocaml-yescrypt.0.1.0 0.1.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ocaml-yescrypt.0.1.0;\
             \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-10\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-yescrypt.0.1.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-01-26 02:02.12: Waiting for resource in pool OCluster
2026-01-26 02:02.13: Waiting for worker…
2026-01-26 02:02.15: Got resource from pool OCluster
Building on toxis.caelum.ci.dev
All commits already cached
HEAD is now at f9f7db30fd Merge pull request #29275 from EruEri/shakuhachi-0.2.0
Updating f9f7db30fd..a4e0bc7905
Fast-forward
 packages/ocaml-yescrypt/ocaml-yescrypt.0.1.0/opam | 51 +++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 packages/ocaml-yescrypt/ocaml-yescrypt.0.1.0/opam

(from ocaml/opam:centos-10-ocaml-4.14@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1)
Unable to find image 'ocaml/opam:centos-10-ocaml-4.14@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1' locally
docker.io/ocaml/opam@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1: Pulling from ocaml/opam
d897ea1522f3: Already exists
2c050e833d43: Pulling fs layer
80815f31e519: Pulling fs layer
e2ebaf4a98fd: Pulling fs layer
a3e0fc2134c1: Pulling fs layer
a3e0fc2134c1: Waiting
80815f31e519: Verifying Checksum
80815f31e519: Download complete
e2ebaf4a98fd: Verifying Checksum
e2ebaf4a98fd: Download complete
a3e0fc2134c1: Verifying Checksum
a3e0fc2134c1: Download complete
2c050e833d43: Verifying Checksum
2c050e833d43: Download complete
2c050e833d43: Pull complete
80815f31e519: Pull complete
e2ebaf4a98fd: Pull complete
a3e0fc2134c1: Pull complete
Digest: sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1
Status: Downloaded newer image for ocaml/opam@sha256:8c9dec0ebe6ef9ac9b9a1085ae6244e64201a5ae880383f553d11ff2790126e1
2026-01-26 02:03.29 ---> using "b0d66611d55fe7c7ec61c1a62e5b1031a322f4dae89cc0dfbfe615d5edb3387a" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-01-26 02:03.29 ---> using "1e8b741afbcad323ce8e963c6f7c2734e3661fae8a2a8e2df2aba51b2cc3e3be" 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
2026-01-26 02:03.29 ---> using "0b99a5e39bb0c449065243d75aecadad960c1073f1bb2b18536299c6aaaabc61" 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=centos os-version=10
# 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
2026-01-26 02:03.29 ---> using "f90bf8c501cd0074323bc5ac259b5b2a9360ed4c5077775b3fd79904e0a93381" 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/"))
2026-01-26 02:03.29 ---> using "18237dbf67a662347cd5b1205d2157bc48e550079e489290cc026097c07031a0" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-01-26 02:03.39 ---> saved as "8bbd566984542c937ac9e53990a58799443433d8e960703f6aebd7d1ea85c6ef"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-01-26 02:04.01 ---> saved as "27d0a5ac3073180db75b8bf655fc120b35163a0ec607e03197a05e9124d5abc0"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "yum" "makecache"
- CentOS Stream 10 - BaseOS                       122 kB/s |  15 kB     00:00    
- CentOS Stream 10 - BaseOS                        10 MB/s | 6.8 MB     00:00    
- CentOS Stream 10 - AppStream                    118 kB/s |  15 kB     00:00    
- CentOS Stream 10 - AppStream                    7.2 MB/s | 3.5 MB     00:00    
- CentOS Stream 10 - CRB                          121 kB/s |  15 kB     00:00    
- CentOS Stream 10 - CRB                          3.4 MB/s | 794 kB     00:00    
- CentOS Stream 10 - Extras packages              127 kB/s |  16 kB     00:00    
- Metadata cache created.
2026-01-26 02:04.07 ---> saved as "8837f01d4dd445f9b66c8a3bde1c40e17f890fd10d889fadcd41402906c826d1"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-yescrypt.0.1.0 0.1.0"))
ocaml-yescrypt is now pinned to version 0.1.0
2026-01-26 02:04.08 ---> saved as "48825e14a62388c20738e475469fe935035b45aeb8476db4fba001856d856985"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ocaml-yescrypt.0.1.0;\
                        \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-10\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-yescrypt.0.1.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-yescrypt.0.1.0 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
    - ocaml-yescrypt -> ocaml >= 5.0
    You can temporarily relax the switch invariant with `--update-invariant'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall ocaml-yescrypt.0.1.0;
        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-10\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'ocaml-yescrypt.0.1.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-01-26 02:04.22: Job failed: Failed: Build failed
2026-01-26 02:04.22: Log analysis:
2026-01-26 02:04.22: >>> 
No solution found, exiting
 (score = 100)
2026-01-26 02:04.22: [SKIP] Package not available