(for PR #29937)

2026-05-24 22:43.58: New job: build caqti-eio.2.3.1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29937/head (699c568442d9080169b06a0acf74464211d7c52c)
                              on debian-13-ocaml-4.14-nnpchecker/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29937/head" && git reset --hard 699c5684
git fetch origin master
git merge --no-edit 856df280428c158a5bb0b3afce1bec956b10ae6f
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:dce2ffe335a65cc177860b76ca5f5709eb9291f97444238b6105c788b3b66fcc
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn caqti-eio.2.3.1 2.3.1
RUN opam reinstall caqti-eio.2.3.1; \
    res=$?; \
    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 "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'caqti-eio.2.3.1' && partial_fails="$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 .

2026-05-24 22:43.58: Using cache hint "ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:dce2ffe335a65cc177860b76ca5f5709eb9291f97444238b6105c788b3b66fcc-caqti-eio.2.3.1-699c568442d9080169b06a0acf74464211d7c52c"
2026-05-24 22:43.58: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:dce2ffe335a65cc177860b76ca5f5709eb9291f97444238b6105c788b3b66fcc)
 (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 caqti-eio.2.3.1 2.3.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall caqti-eio.2.3.1;\
             \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 \"\\\"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 \"$pkg\" != 'caqti-eio.2.3.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-05-24 22:43.58: Waiting for resource in pool OCluster
2026-05-24 23:05.42: Waiting for worker…
2026-05-24 23:07.58: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at 856df28042 Merge pull request #29946 from hannesm/release-mirage-net-solo5-v0.8.1
Merge made by the 'ort' strategy.
 packages/caqti-async/caqti-async.2.3.1/opam        | 41 +++++++++++++
 .../caqti-driver-mariadb.2.3.1/opam                | 34 +++++++++++
 .../caqti-driver-pgx/caqti-driver-pgx.2.3.1/opam   | 33 +++++++++++
 .../caqti-driver-postgresql.2.3.1/opam             | 38 ++++++++++++
 .../caqti-driver-sqlite3.2.3.1/opam                | 33 +++++++++++
 packages/caqti-dynload/caqti-dynload.2.3.1/opam    | 41 +++++++++++++
 packages/caqti-eio/caqti-eio.2.3.1/opam            | 37 ++++++++++++
 packages/caqti-lwt/caqti-lwt.2.3.1/opam            | 39 ++++++++++++
 packages/caqti-mirage/caqti-mirage.2.3.1/opam      | 43 ++++++++++++++
 .../caqti-tls-async/caqti-tls-async.2.3.1/opam     | 36 +++++++++++
 packages/caqti-tls-eio/caqti-tls-eio.2.3.1/opam    | 34 +++++++++++
 packages/caqti-tls-lwt/caqti-tls-lwt.2.3.1/opam    | 35 +++++++++++
 packages/caqti-tls-miou/caqti-tls-miou.2.3.1/opam  | 34 +++++++++++
 packages/caqti-tls/caqti-tls.2.3.1/opam            | 40 +++++++++++++
 .../caqti-type-calendar.2.3.1/opam                 | 31 ++++++++++
 packages/caqti/caqti.2.3.1/opam                    | 69 ++++++++++++++++++++++
 16 files changed, 618 insertions(+)
 create mode 100644 packages/caqti-async/caqti-async.2.3.1/opam
 create mode 100644 packages/caqti-driver-mariadb/caqti-driver-mariadb.2.3.1/opam
 create mode 100644 packages/caqti-driver-pgx/caqti-driver-pgx.2.3.1/opam
 create mode 100644 packages/caqti-driver-postgresql/caqti-driver-postgresql.2.3.1/opam
 create mode 100644 packages/caqti-driver-sqlite3/caqti-driver-sqlite3.2.3.1/opam
 create mode 100644 packages/caqti-dynload/caqti-dynload.2.3.1/opam
 create mode 100644 packages/caqti-eio/caqti-eio.2.3.1/opam
 create mode 100644 packages/caqti-lwt/caqti-lwt.2.3.1/opam
 create mode 100644 packages/caqti-mirage/caqti-mirage.2.3.1/opam
 create mode 100644 packages/caqti-tls-async/caqti-tls-async.2.3.1/opam
 create mode 100644 packages/caqti-tls-eio/caqti-tls-eio.2.3.1/opam
 create mode 100644 packages/caqti-tls-lwt/caqti-tls-lwt.2.3.1/opam
 create mode 100644 packages/caqti-tls-miou/caqti-tls-miou.2.3.1/opam
 create mode 100644 packages/caqti-tls/caqti-tls.2.3.1/opam
 create mode 100644 packages/caqti-type-calendar/caqti-type-calendar.2.3.1/opam
 create mode 100644 packages/caqti/caqti.2.3.1/opam

(from ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:dce2ffe335a65cc177860b76ca5f5709eb9291f97444238b6105c788b3b66fcc)
2026-05-24 23:08.30 ---> saved as "ed24687c4be84a04f251e664dddf89a7b79704767403fc7062590ade1c0bb919"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-05-24 23:08.32 ---> saved as "6b61f3b4617147715a1589d661158ca751faf74bd003ea6b9d99e40f75f8a2a9"

/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 2.1 to version 2.2, which can't be reverted.
You may want to back it up before going further.

Continue? [Y/n] y
[NOTE] The 'jobs' option was reset, its value was 1 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
           opam option jobs=1 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] no changes from git+file:///home/opam/opam-repository
2026-05-24 23:08.44 ---> saved as "ff58189378866e69b80364e7c5f0e17de490cf609ce181ea6bc4fc194962fecc"

/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         2.5.1
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-variants" {= "4.14.3+options"} "ocaml-options-only-nnpchecker"]
# compiler-packages    ocaml-option-nnpchecker.1, ocaml-options-only-nnpchecker.1, ocaml-variants.4.14.3+options
# 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       4.14.3+options
2026-05-24 23:08.46 ---> saved as "1d24166487dee95a3bcd43f4cb52067aac69b07f15d7e18f413ebf5b527cb7bc"

/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/"))
2026-05-24 23:08.56 ---> saved as "cd8d1b3b1ba833beee681a0194cb3fde1f7e9c6520761183a55d9e6113b2533c"

/home/opam: (copy (src .) (dst opam-repository/))
2026-05-24 23:09.05 ---> saved as "bb766e7d83828212a9f8b347293328a3c914347019a69af366856de42bb78334"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-05-24 23:09.16 ---> saved as "e873b717970633a7ae6aa4a4741c8b015d09d0642c8edcb71a8b69cf50e30195"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- 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 trixie/main amd64 Packages [9671 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [171 kB]
- Fetched 10.1 MB in 1s (10.8 MB/s)
- Reading package lists...
- 
2026-05-24 23:09.19 ---> saved as "0f733982ee9bf838f3c242ca14ef1feb0c51f6c2ff8343c51fab6bca59f519ec"

/home/opam: (run (shell "opam pin add -k version -yn caqti-eio.2.3.1 2.3.1"))
caqti-eio is now pinned to version 2.3.1
2026-05-24 23:09.21 ---> saved as "42d31672617860f829e8dbd4af1600df89165401503cca6faeba8dbdc245220a"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall caqti-eio.2.3.1;\
                        \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 \"\\\"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 \"$pkg\" != 'caqti-eio.2.3.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
caqti-eio.2.3.1 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml:
    - (invariant) -> ocaml-variants = 4.14.3+options -> ocaml = 4.14.3
    - caqti-eio >= 2.3.1 -> ocaml >= 5.0.0~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - caqti-eio >= 2.3.1 -> ocaml >= 5.0.0~ -> dkml-base-compiler >= 5.6.0~ | ocaml-base-compiler >= 5.6.0 | ocaml-system >= 5.6.0~ | ocaml-variants >= 5.6.0~
    no matching version
    no matching version
    no matching version
    not available because the package is pinned to version 4.14.3+options

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall caqti-eio.2.3.1;
        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 "\"debian-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'caqti-eio.2.3.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-05-24 23:09.42: Job failed: Failed: Build failed
2026-05-24 23:09.42: Log analysis:
2026-05-24 23:09.42: >>> 
No solution found, exiting
 (score = 100)
2026-05-24 23:09.42: [SKIP] Package not available