(for PR #29937)

2026-05-24 22:43.56: New job: build caqti-tls-eio.2.3.1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29937/head (699c568442d9080169b06a0acf74464211d7c52c)
                              on debian-12-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29937/head" && git reset --hard 699c5684
git fetch origin master
git merge --no-edit 856df280428c158a5bb0b3afce1bec956b10ae6f
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:3392c09686e089098aec8ec48243271758738c768dd0faadef30caaf1d238071
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn caqti-tls-eio.2.3.1 2.3.1
RUN opam reinstall caqti-tls-eio.2.3.1; \
    res=$?; \
    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-12\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'caqti-tls-eio.2.3.1' && partial_fails="$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 22:43.56: Using cache hint "ocaml/opam:debian-12-ocaml-4.14@sha256:3392c09686e089098aec8ec48243271758738c768dd0faadef30caaf1d238071-caqti-tls-eio.2.3.1-699c568442d9080169b06a0acf74464211d7c52c"
2026-05-24 22:43.56: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:3392c09686e089098aec8ec48243271758738c768dd0faadef30caaf1d238071)
 (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-tls-eio.2.3.1 2.3.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall caqti-tls-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-12\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'caqti-tls-eio.2.3.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-05-24 22:43.56: Waiting for resource in pool OCluster
2026-05-24 22:55.09: Waiting for worker…
2026-05-24 22:57.35: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
Updating files:  99% (17825/17975)
Updating files: 100% (17975/17975)
Updating files: 100% (17975/17975), done.
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-12-ocaml-4.14@sha256:3392c09686e089098aec8ec48243271758738c768dd0faadef30caaf1d238071)
2026-05-24 22:58.17 ---> saved as "062efc88107065069d315206abe0d140b071f2f2f83299ccc88981c111cf7846"

/: (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 22:58.19 ---> saved as "bed750021fa5abc21e2a805f64f0a0a271ae569dcaee62827c9a620541649874"

/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 22:58.35 ---> saved as "5236d82981ee5362ae4d53fa5f55330abca2d62003cce0de75137ed89a240e0b"

/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=12
# 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" {= "4.14.3"}]
# compiler-packages    ocaml-base-compiler.4.14.3, 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       4.14.3
2026-05-24 22:58.36 ---> saved as "e263d3be58e1a92ca4a76b29a7fda5180fce5737d97dad60984cdfb8adf3f2a3"

/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 22:58.51 ---> saved as "854965ee6ca025c9b4bcab307b8a63a335a55817644e61e4911bd8275a7b7a32"

/home/opam: (copy (src .) (dst opam-repository/))
2026-05-24 22:59.11 ---> saved as "f6a36c948ea11eb6742406d645ee97002869bd6207707e9c1598907ac98c040c"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-05-24 22:59.24 ---> saved as "2663c007656ee7af77d47074e3c3d5ddce7240dcc29936779ccca9942e61e044"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian bookworm InRelease [151 kB]
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Get:4 http://deb.debian.org/debian bookworm/main amd64 Packages [8790 kB]
- Get:5 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [307 kB]
- Fetched 9352 kB in 3s (3456 kB/s)
- Reading package lists...
- 
2026-05-24 22:59.29 ---> saved as "f7eacfa3f3f84df689173dd8e26fb8d64241e4cf9b1a421721b7a49a021d71bb"

/home/opam: (run (shell "opam pin add -k version -yn caqti-tls-eio.2.3.1 2.3.1"))
caqti-tls-eio is now pinned to version 2.3.1
2026-05-24 22:59.31 ---> saved as "a95b29352bd24f8e9c6ccb7239f7f46638939c1c712a8dfee1524bf8a97d23bb"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall caqti-tls-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-12\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'caqti-tls-eio.2.3.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
caqti-tls-eio.2.3.1 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.14.3
    - caqti-tls-eio -> tls-eio >= 0.17.4 -> ocaml >= 5.0.0 -> ocaml-variants >= 5.0.0~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - caqti-tls-eio -> tls-eio >= 0.17.4 -> ocaml >= 5.0.0 -> ocaml-variants >= 5.0.0~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall caqti-tls-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-12\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'caqti-tls-eio.2.3.1' && partial_fails="$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 22:59.51: Job failed: Failed: Build failed
2026-05-24 22:59.51: Log analysis:
2026-05-24 22:59.51: >>> 
No solution found, exiting
 (score = 100)
2026-05-24 22:59.51: [SKIP] Package not available