Build:
  1. 0
2025-12-08 16:16.48: New job: build server-reason-react.0.3.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29001/head (874518b80fe25606a3e33aa700981f720b90c02f)
                              on archlinux-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29001/head" && git reset --hard 874518b8
git fetch origin master
git merge --no-edit 95f7875db7c621d309c559d9c2ba6781e43a8bb9
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:archlinux-ocaml-4.14@sha256:36d542785832ad669765085463246b55b4da7a894ec8ba0c7ccd65e6bd6b682c
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn server-reason-react.0.3.0 0.3.0
RUN opam reinstall server-reason-react.0.3.0; \
    res=$?; \
    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 "\"archlinux\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'server-reason-react.0.3.0' && partial_fails="$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 .

2025-12-08 16:16.48: Using cache hint "ocaml/opam:archlinux-ocaml-4.14@sha256:36d542785832ad669765085463246b55b4da7a894ec8ba0c7ccd65e6bd6b682c-server-reason-react.0.3.0-874518b80fe25606a3e33aa700981f720b90c02f"
2025-12-08 16:16.48: Using OBuilder spec:
((from ocaml/opam:archlinux-ocaml-4.14@sha256:36d542785832ad669765085463246b55b4da7a894ec8ba0c7ccd65e6bd6b682c)
 (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 server-reason-react.0.3.0 0.3.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall server-reason-react.0.3.0;\
             \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 \"\\\"archlinux\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'server-reason-react.0.3.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-08 16:16.48: Waiting for resource in pool OCluster
2025-12-08 16:40.14: Waiting for worker…
2025-12-08 16:43.20: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at 95f7875db7 Merge pull request #29036 from MisterDA/windows-ci
Merge made by the 'ort' strategy.
 packages/melange-webapi/melange-webapi.0.21.0/opam |  2 +-
 packages/melange/melange.6.0.1-414/opam            | 42 ++++++++++++++++++++++
 packages/melange/melange.6.0.1-51/opam             | 42 ++++++++++++++++++++++
 packages/melange/melange.6.0.1-52/opam             | 42 ++++++++++++++++++++++
 packages/melange/melange.6.0.1-53/opam             | 42 ++++++++++++++++++++++
 packages/melange/melange.6.0.1-54/opam             | 42 ++++++++++++++++++++++
 .../reason-react-ppx/reason-react-ppx.0.13.0/opam  |  2 +-
 .../server-reason-react.0.2.0/opam                 |  2 +-
 .../server-reason-react.0.3.0/opam                 |  2 +-
 .../server-reason-react.0.3.1/opam                 |  4 +--
 10 files changed, 216 insertions(+), 6 deletions(-)
 create mode 100644 packages/melange/melange.6.0.1-414/opam
 create mode 100644 packages/melange/melange.6.0.1-51/opam
 create mode 100644 packages/melange/melange.6.0.1-52/opam
 create mode 100644 packages/melange/melange.6.0.1-53/opam
 create mode 100644 packages/melange/melange.6.0.1-54/opam

(from ocaml/opam:archlinux-ocaml-4.14@sha256:36d542785832ad669765085463246b55b4da7a894ec8ba0c7ccd65e6bd6b682c)
2025-12-08 16:43.57 ---> using "f87640d537cddc9bf80c4ce71afc81d940ab2fb169cfefef3c75167c25dc7ea0" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-12-08 16:43.57 ---> using "05d61d5d5938f4e2ac41b400a805600353b0f2c9e7a85f7ae677c2f7fab833ea" 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.

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
2025-12-08 16:43.57 ---> using "a961f33b77f8d751c191d12c5d10e080310cf3aa1006a9877dba79789b781efc" 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=arch os-version=20251019.0.436919
# 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
2025-12-08 16:43.57 ---> using "fc85d8d8cb0a7591c9caf08fd76f0c4a3de40b9210e65e6df174b33d2e8a1e94" 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/"))
2025-12-08 16:43.57 ---> using "2f04766a14fa1f81342bbe64a3a32cb14f087564da46a476b6f3119951645a5e" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-08 16:44.10 ---> saved as "be8aa81b1b5616833305cde3dfcf7def6b4b819ae6a4144be5aa50a78bf171f5"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-12-08 16:44.30 ---> saved as "3c285ad01ec25a935fb2ad6f0047bd36653fc052820fec464cbc6a647fc46226"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/sbin/sudo "pacman" "-Sy"
- :: Synchronizing package databases...
-  core downloading...
-  extra downloading...
2025-12-08 16:44.31 ---> saved as "3baa1af5a0de630c98db1694eff24fb997c30fc6137272791062fe84e8570e14"

/home/opam: (run (shell "opam pin add -k version -yn server-reason-react.0.3.0 0.3.0"))
server-reason-react is now pinned to version 0.3.0
2025-12-08 16:44.32 ---> saved as "b58134e3f7dc7d57de1c54b2663bc1c17b3dd9d00ba05da4da6fdfc6627cf063"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall server-reason-react.0.3.0;\
                        \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 \"\\\"archlinux\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'server-reason-react.0.3.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
server-reason-react.0.3.0 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) → ocaml-base-compiler = 4.14.2
    - server-reason-react = 0.3.0 → ocaml >= 5.0.0 → ocaml-variants < 5.5.1~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - server-reason-react = 0.3.0 → ocaml >= 5.0.0 → ocaml-variants < 5.0.1~ → ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - server-reason-react = 0.3.0 → ocaml >= 5.0.0 → ocaml-variants < 5.2.1~ → system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall server-reason-react.0.3.0;
        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 "\"archlinux\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'server-reason-react.0.3.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-12-08 16:44.55: Job failed: Failed: Build failed
2025-12-08 16:44.55: Log analysis:
2025-12-08 16:44.55: >>> 
No solution found, exiting
 (score = 100)
2025-12-08 16:44.55: [SKIP] Package not available