Build:
  1. 0
2026-03-02 19:36.05: New job: test melange-json.1.1.0 with dune.3.22.0~alpha0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29497/head (118a690db616b1df5c53d5fa00eb70791a80ae2c)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29497/head" && git reset --hard 118a690d
git fetch origin master
git merge --no-edit a7b8d1036328cf727af175b657f3d2b732b4d868
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn dune.3.22.0~alpha0 3.22.0~alpha0
RUN opam reinstall dune.3.22.0~alpha0; \
    res=$?; \
    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 "$pkg" != 'dune.3.22.0~alpha0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN opam reinstall melange-json.1.1.0; \
    res=$?; \
    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 "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'melange-json.1.1.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test melange-json.1.1.0) || true
RUN opam reinstall --with-test --verbose melange-json.1.1.0; \
    res=$?; \
    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 "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'melange-json.1.1.0' && partial_fails="$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 .

2026-03-02 19:36.05: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c-dune.3.22.0~alpha0-melange-json.1.1.0-118a690db616b1df5c53d5fa00eb70791a80ae2c"
2026-03-02 19:36.05: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c)
 (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 dune.3.22.0~alpha0 3.22.0~alpha0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall dune.3.22.0~alpha0;\
             \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 \"$pkg\" != 'dune.3.22.0~alpha0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall melange-json.1.1.0;\
             \n        res=$?;\
             \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 \"\\\"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 \"$pkg\" != 'melange-json.1.1.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test melange-json.1.1.0) || true"))
 (run (shell  "opam reinstall --with-test --verbose melange-json.1.1.0;\
             \n        res=$?;\
             \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 \"\\\"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 \"$pkg\" != 'melange-json.1.1.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-02 19:36.05: Waiting for resource in pool OCluster
2026-03-03 08:15.20: Waiting for worker…
2026-03-03 08:16.51: Got resource from pool OCluster
Building on eumache
All commits already cached
Updating files:  98% (18099/18363)
Updating files:  99% (18180/18363)
Updating files: 100% (18363/18363)
Updating files: 100% (18363/18363), done.
HEAD is now at a7b8d10363 Merge pull request #29489 from anuragsoni/opam-publish-kqueue.0.7.0
Updating a7b8d10363..118a690db6
Fast-forward
 .../chrome-trace/chrome-trace.3.22.0~alpha0/opam   | 39 +++++++++++
 .../dune-action-plugin.3.22.0~alpha0/opam          | 52 +++++++++++++++
 .../dune-action-trace.3.22.0~alpha0/opam           | 40 ++++++++++++
 .../dune-build-info.3.22.0~alpha0/opam             | 45 +++++++++++++
 .../dune-configurator.3.22.0~alpha0/opam           | 49 ++++++++++++++
 packages/dune-glob/dune-glob.3.22.0~alpha0/opam    | 42 ++++++++++++
 .../dune-private-libs.3.22.0~alpha0/opam           | 50 +++++++++++++++
 .../dune-rpc-lwt/dune-rpc-lwt.3.22.0~alpha0/opam   | 41 ++++++++++++
 packages/dune-rpc/dune-rpc.3.22.0~alpha0/opam      | 44 +++++++++++++
 packages/dune-site/dune-site.3.22.0~alpha0/opam    | 37 +++++++++++
 packages/dune/dune.3.22.0~alpha0/opam              | 75 ++++++++++++++++++++++
 packages/dyn/dyn.3.22.0~alpha0/opam                | 40 ++++++++++++
 packages/fs-io/fs-io.3.22.0~alpha0/opam            | 39 +++++++++++
 packages/ocamlc-loc/ocamlc-loc.3.22.0~alpha0/opam  | 43 +++++++++++++
 packages/ordering/ordering.3.22.0~alpha0/opam      | 38 +++++++++++
 packages/stdune/stdune.3.22.0~alpha0/opam          | 46 +++++++++++++
 .../top-closure/top-closure.3.22.0~alpha0/opam     | 38 +++++++++++
 packages/xdg/xdg.3.22.0~alpha0/opam                | 39 +++++++++++
 18 files changed, 797 insertions(+)
 create mode 100644 packages/chrome-trace/chrome-trace.3.22.0~alpha0/opam
 create mode 100644 packages/dune-action-plugin/dune-action-plugin.3.22.0~alpha0/opam
 create mode 100644 packages/dune-action-trace/dune-action-trace.3.22.0~alpha0/opam
 create mode 100644 packages/dune-build-info/dune-build-info.3.22.0~alpha0/opam
 create mode 100644 packages/dune-configurator/dune-configurator.3.22.0~alpha0/opam
 create mode 100644 packages/dune-glob/dune-glob.3.22.0~alpha0/opam
 create mode 100644 packages/dune-private-libs/dune-private-libs.3.22.0~alpha0/opam
 create mode 100644 packages/dune-rpc-lwt/dune-rpc-lwt.3.22.0~alpha0/opam
 create mode 100644 packages/dune-rpc/dune-rpc.3.22.0~alpha0/opam
 create mode 100644 packages/dune-site/dune-site.3.22.0~alpha0/opam
 create mode 100644 packages/dune/dune.3.22.0~alpha0/opam
 create mode 100644 packages/dyn/dyn.3.22.0~alpha0/opam
 create mode 100644 packages/fs-io/fs-io.3.22.0~alpha0/opam
 create mode 100644 packages/ocamlc-loc/ocamlc-loc.3.22.0~alpha0/opam
 create mode 100644 packages/ordering/ordering.3.22.0~alpha0/opam
 create mode 100644 packages/stdune/stdune.3.22.0~alpha0/opam
 create mode 100644 packages/top-closure/top-closure.3.22.0~alpha0/opam
 create mode 100644 packages/xdg/xdg.3.22.0~alpha0/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c' locally
docker.io/ocaml/opam@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c: Pulling from ocaml/opam
ef235bf1a09a: Already exists
58b06b604a42: Already exists
b55f23c32d5a: Already exists
aa415425edb7: Already exists
c4f39ed7469c: Already exists
ca248a2fdd5e: Already exists
74109c509b2f: Already exists
18c2fa2271cb: Already exists
37d4d41661a2: Already exists
0b2f35f78814: Already exists
e65f29522a9a: Already exists
603a51b67573: Already exists
89b2faa02f16: Already exists
e5f11471afd4: Already exists
d7b0e5daa224: Already exists
7bec4d50f3b2: Already exists
d3a70ed71f1c: Already exists
90de03d9b27a: Already exists
a28f685cf2db: Already exists
5bb5e02041c7: Already exists
74f9af816199: Already exists
74c2f6cb4138: Already exists
4f4fb700ef54: Already exists
5ce9bdcb2952: Already exists
bf18c14e9b34: Already exists
bb4b67501479: Already exists
89e7ed0468f5: Already exists
640077527026: Already exists
363b481ff012: Already exists
437bd8bc3ce9: Already exists
2bcf3429833a: Already exists
3e5fe21454e9: Already exists
f3afb11ae499: Already exists
c3a5b88f5e5f: Already exists
124a1dc355b1: Already exists
0a9982d37abd: Already exists
9b8b724665ed: Already exists
f81507befe71: Already exists
7984e4546bf9: Already exists
3579b890ab6e: Already exists
e83772930ba8: Already exists
ae210f88246e: Already exists
e035ef68bd1a: Already exists
10a755270a5b: Already exists
ba9bc7232694: Already exists
d6bc4e91a30f: Already exists
a3c4c8a1f4e2: Already exists
845ad49c4ca0: Already exists
Digest: sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c
Status: Downloaded newer image for ocaml/opam@sha256:4add1601135529e9f2e403a25c1c640231c0e871e87f88cf8feab4be5095104c
2026-03-03 08:17.14 ---> using "3c18c9e472a4f76bc128dc0a5a1e21158ba3dbd0d6773ace6ec33f0cfe6fac9b" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-03 08:17.14 ---> using "7a3442ad99cd957e3ce65df65cad40aee4354c6d524c7813b8b589bc410c187e" 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
2026-03-03 08:17.14 ---> using "4214446d06a5b764dff5167574d07a5b4441731262795df63d7a3c5f64e1a189" 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=debian os-version=13
# 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
2026-03-03 08:17.14 ---> using "8bf276ecf196c09ac4fb294f887dce47d9744c212aabbbad5d313f0a4179272a" 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/"))
2026-03-03 08:17.14 ---> using "c04e3f046c8eaf07d3d8f4b30debe47a6f7742bcdbfbfeb4d464149613cd35cd" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-03 08:17.15 ---> using "eec15e3492f38e67613d1a01ad00877a9a3ba45d19f73e6250e19cd2bda0a34c" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-03 08:17.15 ---> using "b219e5557ed366603222e74c0319619404e73f91801374c46bc0615017490834" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian trixie InRelease
- 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-security trixie-security/main amd64 Packages [113 kB]
- Fetched 203 kB in 0s (1287 kB/s)
- Reading package lists...
- 
2026-03-03 08:17.15 ---> using "411e66a2e15299fe700f96de3484c141af0207f3778de7985d9b3b9532bed7f1" from cache

/home/opam: (run (shell "opam pin add -k version -yn dune.3.22.0~alpha0 3.22.0~alpha0"))
dune is now pinned to version 3.22.0~alpha0
2026-03-03 08:17.15 ---> using "2f9d235ba473e057f7f5361d0a2909273f5e0fdc881489604942445353473ef7" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall dune.3.22.0~alpha0;\
                        \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 \"$pkg\" != 'dune.3.22.0~alpha0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
dune.3.22.0~alpha0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 1 package
  - install dune 3.22.0~alpha0 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved dune.3.22.0~alpha0  (cached)
-> installed dune.3.22.0~alpha0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-03 08:17.15 ---> using "f408636eb0246d657c1391cb7970d0cd4140119dfc0439ba4e0d991b34b6c9dc" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall melange-json.1.1.0;\
                        \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 \"\\\"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 \"$pkg\" != 'melange-json.1.1.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
melange-json.1.1.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 15 packages
  - install cmdliner            2.1.0         [required by melange]
  - install cppo                1.8.0         [required by melange]
  - install dune-build-info     3.22.0~alpha0 [required by melange]
  - install melange             6.0.1-54      [required by melange-json]
  - install melange-json        1.1.0
  - install menhir              20260209      [required by melange]
  - install menhirCST           20260209      [required by menhir]
  - install menhirGLR           20260209      [required by menhir]
  - install menhirLib           20260209      [required by menhir]
  - install menhirSdk           20260209      [required by menhir]
  - install ocaml-compiler-libs v0.17.0       [required by ppxlib]
  - install ppx_derivers        1.2.1         [required by ppxlib]
  - install ppxlib              0.37.0        [required by melange]
  - install sexplib0            v0.17.0       [required by ppxlib]
  - install stdlib-shims        0.3.0         [required by ppxlib]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> retrieved dune-build-info.3.22.0~alpha0  (cached)
-> installed cppo.1.8.0
-> retrieved melange.6.0.1-54  (cached)
-> retrieved melange-json.1.1.0  (cached)
-> retrieved menhir.20260209, menhirCST.20260209, menhirGLR.20260209, menhirLib.20260209, menhirSdk.20260209  (cached)
-> retrieved ocaml-compiler-libs.v0.17.0  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> installed cmdliner.2.1.0
-> installed dune-build-info.3.22.0~alpha0
-> installed menhirCST.20260209
-> installed menhirGLR.20260209
-> installed menhirLib.20260209
-> installed menhirSdk.20260209
-> retrieved ppxlib.0.37.0  (cached)
-> installed ppx_derivers.1.2.1
-> retrieved sexplib0.v0.17.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> installed stdlib-shims.0.3.0
-> installed sexplib0.v0.17.0
-> installed ocaml-compiler-libs.v0.17.0
-> installed menhir.20260209
-> installed ppxlib.0.37.0
-> installed melange.6.0.1-54
-> installed melange-json.1.1.0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-03 08:18.44 ---> saved as "06d45081a673d4815e0172d628ca7a6a2ae1052a6803885a40a0aa2b519a0cb0"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test melange-json.1.1.0) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile melange-json            1.1.0
=== install 68 packages
  - install   0install-solver         2.18          [required by opam-0install-cudf]
  - install   angstrom                0.16.1        [required by opam-check-npm-deps]
  - install   astring                 0.8.5         [required by ocaml-lsp-server]
  - install   base                    v0.17.3       [required by ocaml-lsp-server]
  - install   base-bytes              base          [required by ocplib-endian]
  - install   base64                  3.5.2         [required by opam-client]
  - install   bigstringaf             0.10.0        [required by angstrom]
  - install   bos                     0.2.1         [required by opam-check-npm-deps]
  - install   camlp-streams           5.0.1         [required by ocaml-lsp-server]
  - install   chrome-trace            3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   conf-c++                1.0           [required by mccs]
  - install   csexp                   1.5.2         [required by ocaml-lsp-server]
  - install   cudf                    0.10          [required by opam-solver]
  - install   dose3                   7.0.0         [required by opam-solver]
  - install   dune-configurator       3.22.0~alpha0 [required by base]
  - install   dune-rpc                3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   dyn                     3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   extlib                  1.8.0         [required by cudf, dose3]
  - install   fiber                   3.7.0         [required by ocaml-lsp-server]
  - install   fix                     20250919      [required by reason]
  - install   fmt                     0.11.0        [required by opam-check-npm-deps]
  - install   fpath                   0.7.3         [required by bos]
  - install   fs-io                   3.22.0~alpha0 [required by stdune]
  - install   jsonm                   1.0.2         [required by opam-core]
  - install   jsonrpc                 1.25.0        [required by ocaml-lsp-server]
  - install   logs                    0.10.0        [required by bos]
  - install   lsp                     1.25.0        [required by ocaml-lsp-server]
  - install   lwt                     6.1.1         [required by opam-check-npm-deps]
  - install   mccs                    1.1+19        [required by opam-solver]
  - install   melange-jest            0.2.0         [required by melange-json]
  - install   merlin-extend           0.6.2         [required by reason]
  - install   merlin-lib              5.6.1-504     [required by ocaml-lsp-server]
  - install   ocaml-index             5.6.1-504
  - install   ocaml-lsp-server        1.25.0        [required by melange-json]
  - install   ocaml-syntax-shims      1.0.0         [required by angstrom]
  - install   ocaml_intrinsics_kernel v0.17.1       [required by base]
  - install   ocamlbuild              0.16.1        [required by astring, bos]
  - install   ocamlc-loc              3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   ocamlfind               1.9.8         [required by reason]
  - install   ocamlformat-rpc-lib     0.28.1        [required by ocaml-lsp-server]
  - install   ocamlgraph              2.2.0         [required by dose3]
  - install   ocplib-endian           1.2           [required by lwt]
  - install   opam-0install-cudf      0.5.0         [required by opam-solver]
  - install   opam-check-npm-deps     4.1.0         [required by melange-json]
  - install   opam-client             2.5.0         [required by opam-check-npm-deps]
  - install   opam-core               2.5.0         [required by opam-format]
  - install   opam-file-format        2.2.0         [required by opam-format]
  - install   opam-format             2.5.0         [required by opam-repository, opam-solver]
  - install   opam-repository         2.5.0         [required by opam-client]
  - install   opam-solver             2.5.0         [required by opam-client]
  - install   opam-state              2.5.0         [required by opam-client]
  - install   ordering                3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   patch                   3.1.0         [required by opam-repository, opam-state]
  - install   pp                      2.0.0         [required by ocaml-lsp-server]
  - install   ppx_yojson_conv_lib     v0.17.0       [required by ocaml-lsp-server]
  - install   re                      1.14.0        [required by ocaml-lsp-server]
  - install   reason                  3.17.3        [required by melange-json]
  - install   rresult                 0.7.0         [required by bos]
  - install   sha                     1.15.4        [required by opam-core]
  - install   spawn                   v0.17.0       [required by ocaml-lsp-server]
  - install   spdx_licenses           1.4.0         [required by opam-state]
  - install   stdune                  3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   swhid_core              0.1           [required by opam-core]
  - install   top-closure             3.22.0~alpha0 [required by stdune]
  - install   topkg                   1.1.1         [required by astring, bos]
  - install   uutf                    1.0.4         [required by lsp]
  - install   xdg                     3.22.0~alpha0 [required by ocaml-lsp-server]
  - install   yojson                  3.0.0         [required by ocaml-lsp-server, opam-check-npm-deps]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved 0install-solver.2.18  (https://opam.ocaml.org/cache)
-> retrieved angstrom.0.16.1  (https://opam.ocaml.org/cache)
-> retrieved astring.0.8.5  (https://opam.ocaml.org/cache)
-> retrieved base.v0.17.3  (https://opam.ocaml.org/cache)
-> retrieved base64.3.5.2  (https://opam.ocaml.org/cache)
-> retrieved bigstringaf.0.10.0  (https://opam.ocaml.org/cache)
-> retrieved bos.0.2.1  (https://opam.ocaml.org/cache)
-> retrieved camlp-streams.5.0.1  (https://opam.ocaml.org/cache)
-> installed base64.3.5.2
-> installed 0install-solver.2.18
-> installed camlp-streams.5.0.1
-> retrieved chrome-trace.3.22.0~alpha0, dune-configurator.3.22.0~alpha0, dune-rpc.3.22.0~alpha0, dyn.3.22.0~alpha0, fs-io.3.22.0~alpha0, ocamlc-loc.3.22.0~alpha0, ordering.3.22.0~alpha0, stdune.3.22.0~alpha0, top-closure.3.22.0~alpha0, xdg.3.22.0~alpha0  (https://github.com/ocaml/dune/releases/download/3.22.0_alpha0/dune-3.22.0.alpha0.tbz)
-> installed chrome-trace.3.22.0~alpha0
-> installed conf-c++.1.0
-> installed fs-io.3.22.0~alpha0
-> installed ordering.3.22.0~alpha0
-> installed top-closure.3.22.0~alpha0
-> retrieved csexp.1.5.2  (https://opam.ocaml.org/cache)
-> retrieved cudf.0.10  (https://opam.ocaml.org/cache)
-> retrieved dose3.7.0.0  (https://opam.ocaml.org/cache)
-> installed csexp.1.5.2
-> installed xdg.3.22.0~alpha0
-> retrieved extlib.1.8.0  (https://opam.ocaml.org/cache)
-> retrieved fiber.3.7.0  (https://opam.ocaml.org/cache)
-> retrieved fix.20250919  (https://opam.ocaml.org/cache)
-> retrieved fmt.0.11.0  (https://opam.ocaml.org/cache)
-> retrieved fpath.0.7.3  (https://opam.ocaml.org/cache)
-> retrieved jsonm.1.0.2  (https://opam.ocaml.org/cache)
-> retrieved jsonrpc.1.25.0, lsp.1.25.0, ocaml-lsp-server.1.25.0  (https://opam.ocaml.org/cache)
-> installed extlib.1.8.0
-> installed fix.20250919
-> retrieved logs.0.10.0  (https://opam.ocaml.org/cache)
-> retrieved lwt.6.1.1  (https://opam.ocaml.org/cache)
-> installed dune-configurator.3.22.0~alpha0
-> retrieved mccs.1.1+19  (https://opam.ocaml.org/cache)
-> retrieved melange-jest.0.2.0  (https://opam.ocaml.org/cache)
-> retrieved melange-json.1.1.0  (https://opam.ocaml.org/cache)
-> retrieved merlin-extend.0.6.2  (https://opam.ocaml.org/cache)
-> installed bigstringaf.0.10.0
-> installed cudf.0.10
-> installed merlin-extend.0.6.2
-> installed melange-jest.0.2.0
-> retrieved merlin-lib.5.6.1-504, ocaml-index.5.6.1-504  (https://opam.ocaml.org/cache)
-> retrieved ocaml-syntax-shims.1.0.0  (https://opam.ocaml.org/cache)
-> retrieved ocaml_intrinsics_kernel.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ocamlbuild.0.16.1  (https://opam.ocaml.org/cache)
-> retrieved ocamlfind.1.9.8  (https://opam.ocaml.org/cache)
-> installed ocaml_intrinsics_kernel.v0.17.1
[ERROR] The compilation of mccs.1.1+19 failed at "dune build -p mccs -j 71".
-> retrieved ocamlformat-rpc-lib.0.28.1  (https://opam.ocaml.org/cache)
-> installed ocaml-syntax-shims.1.0.0
-> retrieved ocamlgraph.2.2.0  (https://opam.ocaml.org/cache)
-> retrieved ocplib-endian.1.2  (https://opam.ocaml.org/cache)
-> retrieved opam-0install-cudf.0.5.0  (https://opam.ocaml.org/cache)
-> retrieved opam-check-npm-deps.4.1.0  (https://opam.ocaml.org/cache)
-> installed ocamlformat-rpc-lib.0.28.1
-> retrieved opam-client.2.5.0, opam-core.2.5.0, opam-format.2.5.0, opam-repository.2.5.0, opam-solver.2.5.0, opam-state.2.5.0  (https://opam.ocaml.org/cache)
-> installed angstrom.0.16.1
-> installed opam-0install-cudf.0.5.0
-> retrieved opam-file-format.2.2.0  (https://opam.ocaml.org/cache)
-> retrieved patch.3.1.0  (https://opam.ocaml.org/cache)
-> retrieved pp.2.0.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_yojson_conv_lib.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved re.1.14.0  (https://opam.ocaml.org/cache)
-> installed pp.2.0.0
-> installed opam-file-format.2.2.0
-> installed patch.3.1.0
-> retrieved reason.3.17.3  (https://opam.ocaml.org/cache)
-> retrieved rresult.0.7.0  (https://opam.ocaml.org/cache)
-> retrieved sha.1.15.4  (https://opam.ocaml.org/cache)
-> installed ocamlgraph.2.2.0
-> retrieved spawn.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved spdx_licenses.1.4.0  (https://opam.ocaml.org/cache)
-> installed re.1.14.0
-> retrieved swhid_core.0.1  (https://opam.ocaml.org/cache)
-> retrieved topkg.1.1.1  (https://opam.ocaml.org/cache)
-> retrieved uutf.1.0.4  (https://opam.ocaml.org/cache)
-> installed dyn.3.22.0~alpha0
-> retrieved yojson.3.0.0  (https://opam.ocaml.org/cache)
-> installed ocamlfind.1.9.8
-> installed base.v0.17.3
-> installed base-bytes.base
-> installed dose3.7.0.0
-> installed ocamlbuild.0.16.1
-> installed ocamlc-loc.3.22.0~alpha0
-> installed sha.1.15.4
-> installed spawn.v0.17.0
-> installed spdx_licenses.1.4.0
-> installed swhid_core.0.1
-> installed ocplib-endian.1.2
-> removed   melange-json.1.1.0
-> installed yojson.3.0.0
-> installed ppx_yojson_conv_lib.v0.17.0
-> installed jsonrpc.1.25.0
-> installed stdune.3.22.0~alpha0
-> installed lwt.6.1.1
-> installed fiber.3.7.0
-> installed dune-rpc.3.22.0~alpha0
-> installed merlin-lib.5.6.1-504
-> installed topkg.1.1.1
-> installed rresult.0.7.0
-> installed uutf.1.0.4
-> installed fmt.0.11.0
-> installed ocaml-index.5.6.1-504
-> installed astring.0.8.5
-> installed jsonm.1.0.2
-> installed fpath.0.7.3
-> installed logs.0.10.0
-> installed bos.0.2.1
-> installed opam-core.2.5.0
-> installed lsp.1.25.0
-> installed reason.3.17.3
[ERROR] The compilation of ocaml-lsp-server.1.25.0 failed at "dune build -p ocaml-lsp-server -j 71 @install".
-> installed opam-format.2.5.0
-> installed opam-repository.2.5.0
-> installed opam-state.2.5.0

#=== ERROR while compiling ocaml-lsp-server.1.25.0 ============================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.5.4.0 | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/ocaml-lsp-server.1.25.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p ocaml-lsp-server -j 71 @install
# exit-code            1
# env-file             ~/.opam/log/ocaml-lsp-server-7-b6be1f.env
# output-file          ~/.opam/log/ocaml-lsp-server-7-b6be1f.out
### output ###
# (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o lev_stubs.o -c lev_stubs.c)
# In file included from submodules/lev/lev/src/lev_stubs.c:1:
# submodules/lev/lev/src/lev_stubs.c: In function 'lev_io_modify':
# submodules/lev/lev/vendor/ev.h:697:79: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
# submodules/lev/lev/src/lev_stubs.c:360:3: note: in expansion of macro 'ev_io_modify'
# submodules/lev/lev/src/lev_stubs.c: At top level:
# submodules/lev/lev/src/lev_stubs.c:172:33: warning: 'periodic_custom_ops' defined but not used [-Wunused-variable]
# (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o ev.o -c ev.c)
# submodules/lev/lev/vendor/ev.c:580:48: warning: "/*" within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c:2143:31: warning: 'ev_default_loop_ptr' initialized and declared 'extern'
# In file included from submodules/lev/lev/vendor/ev.c:211:
# submodules/lev/lev/vendor/ev_epoll.c: In function 'epoll_modify':
# submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c: In function 'poll_poll':
# submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'verify_watcher':
# submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'verify_heap':
# submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'array_verify':
# submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_verify':
# submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'timers_reify':
# submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'periodics_reify':
# submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_run':
# submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_io_start':
# submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4358:34: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
# submodules/lev/lev/vendor/ev.c: In function 'ev_io_stop':
# submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_timer_start':
# submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_timer_stop':
# submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_start':
# submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_stop':
# submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_signal_start':
# submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_child_start':
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_embed_start':
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: At top level:
# submodules/lev/lev/vendor/ev.c:5623:27: warning: "/*" within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c:5624:27: warning: "/*" within comment [-Wcomment]
# (cd _build/default && /home/opam/.opam/5.4/bin/ocamlopt.opt -w -40 -alert -unstable -w -58 -g -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/native -I /home/opam/.opam/5.4/lib/base -I /home/opam/.opam/5.4/lib/chrome-trace -I /home/opam/.opam/5.4/lib/csexp -I /home/opam/.opam/5.4/lib/dune-build-info -I /home/opam/.opam/5.4/lib/dune-rpc -I /home/opam/.opam/5.4/lib/dune-rpc/private -I /home/opam/.opam/5.4/lib/dyn -I /home/opam/.opam/5.4/lib/fiber -I /home/opam/.opam/5.4/lib/jsonrpc -I /home/opam/.opam/5.4/lib/lsp -I /home/opam/.opam/5.4/lib/merlin-lib/analysis -I /home/opam/.opam/5.4/lib/merlin-lib/commands -I /home/opam/.opam/5.4/lib/merlin-lib/dot_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/extend -I /home/opam/.opam/5.4/lib/merlin-lib/kernel -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_merlin_specific -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_parsing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_typing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_utils -I /home/opam/.opam/5.4/lib/merlin-lib/query_commands -I /home/opam/.opam/5.4/lib/merlin-lib/query_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/utils -I /home/opam/.opam/5.4/lib/ocaml/unix -I /home/opam/.opam/5.4/lib/ocamlc-loc -I /home/opam/.opam/5.4/lib/ocamlformat-rpc-lib -I /home/opam/.opam/5.4/lib/ordering -I /home/opam/.opam/5.4/lib/pp -I /home/opam/.opam/5.4/lib/ppx_yojson_conv_lib -I /home/opam/.opam/5.4/lib/re -I /home/opam/.opam/5.4/lib/spawn -I /home/opam/.opam/5.4/lib/stdune -I /home/opam/.opam/5.4/lib/top-closure -I /home/opam/.opam/5.4/lib/xdg -I /home/opam/.opam/5.4/lib/yojson -I lsp-fiber/src/.lsp_fiber.objs/byte -I lsp-fiber/src/.lsp_fiber.objs/native -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/byte -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/native -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/byte -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/native -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/byte -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/native -I ocaml-lsp-server/vendor/lev/.lev.objs/byte -I ocaml-lsp-server/vendor/lev/.lev.objs/native -I vendor/odoc-parser/src/.odoc_parser.objs/byte -I vendor/odoc-parser/src/.odoc_parser.objs/native -cmi-file ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte/ocaml_lsp_server__Dune.cmi -no-alias-deps -open Ocaml_lsp_server__ -o ocaml-lsp-server/src/.ocaml_lsp_server.objs/native/ocaml_lsp_server__Dune.cmx -c -impl ocaml-lsp-server/src/dune.ml)
# File "ocaml-lsp-server/src/dune.ml", lines 75-84, characters 2-10:
# 75 | ..Drpc.Client.Make
# 76 |     (struct
# 77 |       include Fiber
# 78 | 
# 79 |       let parallel_iter t ~f =
# 80 |         let stream = Fiber.Stream.In.create t in
# 81 |         Fiber.Stream.In.parallel_iter stream ~f
# 82 |       ;;
# 83 |     end)
# 84 |     (Chan)
# Error: This application of the functor Drpc.Client.Make is ill-typed.
#        These arguments:
#          $S1 Chan
#        do not match these parameters:
#          (Fiber : $T1) (Chan : $T2) -> ...
#        1. Modules do not match:
#             $S1 :
#             sig
#               type 'a t = 'a Fiber.t
#               val return : 'a -> 'a t
#               val of_thunk : (unit -> 'a t) -> 'a t
#               val never : 'a t
#               module O = Fiber.O
#               val map : 'a t -> f:('a -> 'b) -> 'b t
#               val bind : 'a t -> f:('a -> 'b t) -> 'b t
#               val both : 'a t -> 'b t -> ('a * 'b) t
#               val all : 'a t list -> 'a list t
#               val sequential_map : 'a list -> f:('a -> 'b t) -> 'b list t
#               val sequential_iter : 'a list -> f:('a -> unit t) -> unit t
#               val fork_and_join :
#                 (unit -> 'a t) -> (unit -> 'b t) -> ('a * 'b) t
#               val fork_and_join_unit :
#                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
#               val parallel_map : 'a list -> f:('a -> 'b t) -> 'b list t
#               val all_concurrently : 'a t list -> 'a list t
#               val all_concurrently_unit : unit t list -> unit t
#               val parallel_iter_set :
#                 (module Stdune.Set.S with type elt = 'a and type t = 's) ->
#                 's -> f:('a -> unit t) -> unit t
#               val sequential_iter_seq :
#                 'a Stdune.Seq.t -> f:('a -> unit t) -> unit t
#               module Make_map_traversals = Fiber.Make_map_traversals
#               module Var = Fiber.Var
#               val with_error_handler :
#                 (unit -> 'a t) ->
#                 on_error:(Stdune.Exn_with_backtrace.t -> Stdune.Nothing.t t) ->
#                 'a t
#               val map_reduce_errors :
#                 (module Stdune.Monoid with type t = 'a) ->
#                 on_error:(Stdune.Exn_with_backtrace.t -> 'a t) ->
#                 (unit -> 'b t) -> ('b, 'a) Stdune.result t
#               val collect_errors :
#                 (unit -> 'a t) ->
#                 ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#               val finalize :
#                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
#               val reraise_all : Stdune.Exn_with_backtrace.t list -> 'a t
#               module Ivar = Fiber.Ivar
#               module Mvar = Fiber.Mvar
#               module Svar = Fiber.Svar
#               module Mutex = Fiber.Mutex
#               module Throttle = Fiber.Throttle
#               val repeat_while : f:('a -> 'a option t) -> init:'a -> unit t
#               module Stream = Fiber.Stream
#               module Pool = Fiber.Pool
#               type fill = Fiber.fill = Fill : 'a Ivar.t * 'a -> fill
#               val run :
#                 'a t -> iter:(unit -> fill Stdune.Nonempty_list.t) -> 'a
#               module Scheduler = Fiber.Scheduler
#               module Cancel = Fiber.Cancel
#               module Expert = Fiber.Expert
#               val parallel_iter :
#                 (unit -> 'a option Fiber.t) ->
#                 f:('a -> unit Fiber.t) -> unit Fiber.t
#             end
#           is not included in
#             $T1 =
#             sig
#               type 'a t
#               val return : 'a -> 'a t
#               val fork_and_join_unit :
#                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
#               val parallel_iter :
#                 (unit -> 'a option t) -> f:('a -> unit t) -> unit t
#               val finalize :
#                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
#               val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
#               module O :
#                 sig
#                   val ( let* ) : 'a t -> ('a -> 'b t) -> 'b t
#                   val ( let+ ) : 'a t -> ('a -> 'b) -> 'b t
#                 end
#               module Ivar :
#                 sig
#                   type 'a t
#                   val create : unit -> 'a t
#                   val read : 'a t -> 'a t/2
#                   val fill : 'a t -> 'a -> unit t/2
#                 end
#             end
#           Values do not match:
#             val collect_errors :
#               (unit -> 'a t) ->
#               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#           is not included in
#             val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
#           The type
#             (unit -> 'a t) ->
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#           is not compatible with the type
#             (unit -> 'a t) -> ('a, exn list) result t
#           Type
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t =
#               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t Fiber.t
#           is not compatible with type
#             ('a, exn list) result t = ('a, exn list) result Fiber.t
#           Type
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t =
#               ('a, Stdune.Exn_with_backtrace.t list) result
#           is not compatible with type ('a, exn list) result
#           Type Stdune.Exn_with_backtrace.t is not compatible with type exn
#           File "otherlibs/dune-rpc/v1.mli", line 466, characters 9-71:
#             Expected declaration
#           File "fiber/src/fiber.mli", lines 168-169, characters 0-62:
#             Actual declaration
#        2. Modules do not match:
#             Chan :
#             sig
#               type t = Chan.t
#               val create : Lev_fiber_csexp.Session.t -> t
#               val write : t -> Csexp.t list option -> unit Fiber.t
#               val read : t -> Csexp.t option Fiber.t
#               val stop : t -> unit Fiber.t
#               val run : t -> unit Fiber.t
#             end
#           is not included in
#             $T2 =
#             sig
#               type t
#               val write : t -> Csexp.t list -> unit Fiber.t
#               val close : t -> unit Fiber.t
#               val read : t -> Csexp.t option Fiber.t
#             end


#=== ERROR while compiling mccs.1.1+19 ========================================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.5.4.0 | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/mccs.1.1+19
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p mccs -j 71
# exit-code            1
# env-file             ~/.opam/log/mccs-7-3dc537.env
# output-file          ~/.opam/log/mccs-7-3dc537.out
### output ###
# File "src/dune", line 4, characters 30-41:
# 4 |    cudf_reductions cudf_tools glpk_solver lp_solver lexagregate_combiner
#                                   ^^^^^^^^^^^
# (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o glpk_solver.o -c glpk_solver.cpp)
# In file included from glpk_solver.cpp:16:
# glpk_solver.h:15:10: fatal error: config.h: No such file or directory
#    15 | #include "config.h"
#       |          ^~~~~~~~~~
# compilation terminated.
# File "src/dune", line 5, characters 63-73:
# 5 |    new_criteria notuptodate_criteria removed_criteria mccscudf mccs_stubs)
#                                                                    ^^^^^^^^^^
# (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o mccs_stubs.o -c mccs_stubs.cpp)
# In file included from mccs_stubs.cpp:21:
# glpk_solver.h:15:10: fatal error: config.h: No such file or directory
#    15 | #include "config.h"
#       |          ^~~~~~~~~~
# compilation terminated.


The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/5.4/.opam-switch/backup/state-20260303081845.export"
Or you can retry to install your package selection with:
    /usr/bin/opam install --restore


<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build mccs             1.1+19
| - build ocaml-lsp-server 1.25.0
+- 
+- The following changes have been performed (the rest was aborted)
| - remove  melange-json            1.1.0
| - install 0install-solver         2.18
| - install angstrom                0.16.1
| - install astring                 0.8.5
| - install base                    v0.17.3
| - install base-bytes              base
| - install base64                  3.5.2
| - install bigstringaf             0.10.0
| - install bos                     0.2.1
| - install camlp-streams           5.0.1
| - install chrome-trace            3.22.0~alpha0
| - install conf-c++                1.0
| - install csexp                   1.5.2
| - install cudf                    0.10
| - install dose3                   7.0.0
| - install dune-configurator       3.22.0~alpha0
| - install dune-rpc                3.22.0~alpha0
| - install dyn                     3.22.0~alpha0
| - install extlib                  1.8.0
| - install fiber                   3.7.0
| - install fix                     20250919
| - install fmt                     0.11.0
| - install fpath                   0.7.3
| - install fs-io                   3.22.0~alpha0
| - install jsonm                   1.0.2
| - install jsonrpc                 1.25.0
| - install logs                    0.10.0
| - install lsp                     1.25.0
| - install lwt                     6.1.1
| - install melange-jest            0.2.0
| - install merlin-extend           0.6.2
| - install merlin-lib              5.6.1-504
| - install ocaml-index             5.6.1-504
| - install ocaml-syntax-shims      1.0.0
| - install ocaml_intrinsics_kernel v0.17.1
| - install ocamlbuild              0.16.1
| - install ocamlc-loc              3.22.0~alpha0
| - install ocamlfind               1.9.8
| - install ocamlformat-rpc-lib     0.28.1
| - install ocamlgraph              2.2.0
| - install ocplib-endian           1.2
| - install opam-0install-cudf      0.5.0
| - install opam-core               2.5.0
| - install opam-file-format        2.2.0
| - install opam-format             2.5.0
| - install opam-repository         2.5.0
| - install opam-state              2.5.0
| - install ordering                3.22.0~alpha0
| - install patch                   3.1.0
| - install pp                      2.0.0
| - install ppx_yojson_conv_lib     v0.17.0
| - install re                      1.14.0
| - install reason                  3.17.3
| - install rresult                 0.7.0
| - install sha                     1.15.4
| - install spawn                   v0.17.0
| - install spdx_licenses           1.4.0
| - install stdune                  3.22.0~alpha0
| - install swhid_core              0.1
| - install top-closure             3.22.0~alpha0
| - install topkg                   1.1.1
| - install uutf                    1.0.4
| - install xdg                     3.22.0~alpha0
| - install yojson                  3.0.0
+- 
# To update the current shell environment, run: eval $(opam env)
2026-03-03 08:20.57 ---> saved as "038b410af12a8cce4f4c6c8bdc5661f639b5654c3a3c110b53b7dd9d0e135323"

/home/opam: (run (shell  "opam reinstall --with-test --verbose melange-json.1.1.0;\
                        \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 \"\\\"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 \"$pkg\" != 'melange-json.1.1.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
melange-json.1.1.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 6 packages
  - install mccs                1.1+19 [required by opam-solver]
  - install melange-json        1.1.0
  - install ocaml-lsp-server    1.25.0 [required by melange-json]
  - install opam-check-npm-deps 4.1.0  [required by melange-json]
  - install opam-client         2.5.0  [required by opam-check-npm-deps]
  - install opam-solver         2.5.0  [required by opam-client]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/17: [mccs.1.1+19: extract]
-> retrieved mccs.1.1+19  (cached)
Processing  2/17: [melange-json.1.1.0: extract]
Processing  3/17: [melange-json.1.1.0: extract] [mccs: dune build]
-> retrieved melange-json.1.1.0  (cached)
Processing  3/17: [mccs: dune build]
Processing  4/17: [ocaml-lsp-server.1.25.0: extract] [mccs: dune build]
-> retrieved ocaml-lsp-server.1.25.0  (cached)
Processing  4/17: [mccs: dune build]
Processing  5/17: [opam-check-npm-deps.4.1.0: extract] [mccs: dune build]
Processing  6/17: [opam-check-npm-deps.4.1.0: extract] [mccs: dune build] [ocaml-lsp-server: dune build]
-> retrieved opam-check-npm-deps.4.1.0  (cached)
Processing  6/17: [mccs: dune build] [ocaml-lsp-server: dune build]
Processing  7/17: [opam-client.2.5.0, opam-solver.2.5.0: extract] [mccs: dune build] [ocaml-lsp-server: dune build]
-> retrieved opam-client.2.5.0, opam-solver.2.5.0  (cached)
Processing  7/17: [mccs: dune build] [ocaml-lsp-server: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "mccs" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/mccs.1.1+19)
- File "src/dune", line 4, characters 30-41:
- 4 |    cudf_reductions cudf_tools glpk_solver lp_solver lexagregate_combiner
-                                   ^^^^^^^^^^^
- (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o glpk_solver.o -c glpk_solver.cpp)
- In file included from glpk_solver.cpp:16:
- glpk_solver.h:15:10: fatal error: config.h: No such file or directory
-    15 | #include "config.h"
-       |          ^~~~~~~~~~
- compilation terminated.
- File "src/dune", line 5, characters 63-73:
- 5 |    new_criteria notuptodate_criteria removed_criteria mccscudf mccs_stubs)
-                                                                    ^^^^^^^^^^
- (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o mccs_stubs.o -c mccs_stubs.cpp)
- In file included from mccs_stubs.cpp:21:
- glpk_solver.h:15:10: fatal error: config.h: No such file or directory
-    15 | #include "config.h"
-       |          ^~~~~~~~~~
- compilation terminated.
[ERROR] The compilation of mccs.1.1+19 failed at "dune build -p mccs -j 71".
Processing  7/17: [ocaml-lsp-server: dune build]
Processing  8/17: [ocaml-lsp-server: dune build]
Processing  9/17: [ocaml-lsp-server: dune build]
Processing 10/17: [ocaml-lsp-server: dune build]
Processing 11/17: [ocaml-lsp-server: dune build]
Processing 12/17: [ocaml-lsp-server: dune build]
Processing 13/17: [ocaml-lsp-server: dune build]
Processing 14/17: [ocaml-lsp-server: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "ocaml-lsp-server" "-j" "71" "@install" (CWD=/home/opam/.opam/5.4/.opam-switch/build/ocaml-lsp-server.1.25.0)
- (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o lev_stubs.o -c lev_stubs.c)
- In file included from submodules/lev/lev/src/lev_stubs.c:1:
- submodules/lev/lev/src/lev_stubs.c: In function 'lev_io_modify':
- submodules/lev/lev/vendor/ev.h:697:79: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
- submodules/lev/lev/src/lev_stubs.c:360:3: note: in expansion of macro 'ev_io_modify'
- submodules/lev/lev/src/lev_stubs.c: At top level:
- submodules/lev/lev/src/lev_stubs.c:172:33: warning: 'periodic_custom_ops' defined but not used [-Wunused-variable]
- (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o ev.o -c ev.c)
- submodules/lev/lev/vendor/ev.c:580:48: warning: "/*" within comment [-Wcomment]
- submodules/lev/lev/vendor/ev.c:2143:31: warning: 'ev_default_loop_ptr' initialized and declared 'extern'
- In file included from submodules/lev/lev/vendor/ev.c:211:
- submodules/lev/lev/vendor/ev_epoll.c: In function 'epoll_modify':
- submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev_poll.c: In function 'poll_poll':
- submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'verify_watcher':
- submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'verify_heap':
- submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'array_verify':
- submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_verify':
- submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'timers_reify':
- submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'periodics_reify':
- submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_run':
- submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_io_start':
- submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4358:34: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
- submodules/lev/lev/vendor/ev.c: In function 'ev_io_stop':
- submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_timer_start':
- submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_timer_stop':
- submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_start':
- submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_stop':
- submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_signal_start':
- submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_child_start':
- submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: In function 'ev_embed_start':
- submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
- submodules/lev/lev/vendor/ev.c: At top level:
- submodules/lev/lev/vendor/ev.c:5623:27: warning: "/*" within comment [-Wcomment]
- submodules/lev/lev/vendor/ev.c:5624:27: warning: "/*" within comment [-Wcomment]
- (cd _build/default && /home/opam/.opam/5.4/bin/ocamlopt.opt -w -40 -alert -unstable -w -58 -g -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/native -I /home/opam/.opam/5.4/lib/base -I /home/opam/.opam/5.4/lib/chrome-trace -I /home/opam/.opam/5.4/lib/csexp -I /home/opam/.opam/5.4/lib/dune-build-info -I /home/opam/.opam/5.4/lib/dune-rpc -I /home/opam/.opam/5.4/lib/dune-rpc/private -I /home/opam/.opam/5.4/lib/dyn -I /home/opam/.opam/5.4/lib/fiber -I /home/opam/.opam/5.4/lib/jsonrpc -I /home/opam/.opam/5.4/lib/lsp -I /home/opam/.opam/5.4/lib/merlin-lib/analysis -I /home/opam/.opam/5.4/lib/merlin-lib/commands -I /home/opam/.opam/5.4/lib/merlin-lib/dot_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/extend -I /home/opam/.opam/5.4/lib/merlin-lib/kernel -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_merlin_specific -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_parsing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_typing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_utils -I /home/opam/.opam/5.4/lib/merlin-lib/query_commands -I /home/opam/.opam/5.4/lib/merlin-lib/query_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/utils -I /home/opam/.opam/5.4/lib/ocaml/unix -I /home/opam/.opam/5.4/lib/ocamlc-loc -I /home/opam/.opam/5.4/lib/ocamlformat-rpc-lib -I /home/opam/.opam/5.4/lib/ordering -I /home/opam/.opam/5.4/lib/pp -I /home/opam/.opam/5.4/lib/ppx_yojson_conv_lib -I /home/opam/.opam/5.4/lib/re -I /home/opam/.opam/5.4/lib/spawn -I /home/opam/.opam/5.4/lib/stdune -I /home/opam/.opam/5.4/lib/top-closure -I /home/opam/.opam/5.4/lib/xdg -I /home/opam/.opam/5.4/lib/yojson -I lsp-fiber/src/.lsp_fiber.objs/byte -I lsp-fiber/src/.lsp_fiber.objs/native -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/byte -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/native -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/byte -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/native -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/byte -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/native -I ocaml-lsp-server/vendor/lev/.lev.objs/byte -I ocaml-lsp-server/vendor/lev/.lev.objs/native -I vendor/odoc-parser/src/.odoc_parser.objs/byte -I vendor/odoc-parser/src/.odoc_parser.objs/native -cmi-file ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte/ocaml_lsp_server__Dune.cmi -no-alias-deps -open Ocaml_lsp_server__ -o ocaml-lsp-server/src/.ocaml_lsp_server.objs/native/ocaml_lsp_server__Dune.cmx -c -impl ocaml-lsp-server/src/dune.ml)
- File "ocaml-lsp-server/src/dune.ml", lines 75-84, characters 2-10:
- 75 | ..Drpc.Client.Make
- 76 |     (struct
- 77 |       include Fiber
- 78 | 
- 79 |       let parallel_iter t ~f =
- 80 |         let stream = Fiber.Stream.In.create t in
- 81 |         Fiber.Stream.In.parallel_iter stream ~f
- 82 |       ;;
- 83 |     end)
- 84 |     (Chan)
- Error: This application of the functor Drpc.Client.Make is ill-typed.
-        These arguments:
-          $S1 Chan
-        do not match these parameters:
-          (Fiber : $T1) (Chan : $T2) -> ...
-        1. Modules do not match:
-             $S1 :
-             sig
-               type 'a t = 'a Fiber.t
-               val return : 'a -> 'a t
-               val of_thunk : (unit -> 'a t) -> 'a t
-               val never : 'a t
-               module O = Fiber.O
-               val map : 'a t -> f:('a -> 'b) -> 'b t
-               val bind : 'a t -> f:('a -> 'b t) -> 'b t
-               val both : 'a t -> 'b t -> ('a * 'b) t
-               val all : 'a t list -> 'a list t
-               val sequential_map : 'a list -> f:('a -> 'b t) -> 'b list t
-               val sequential_iter : 'a list -> f:('a -> unit t) -> unit t
-               val fork_and_join :
-                 (unit -> 'a t) -> (unit -> 'b t) -> ('a * 'b) t
-               val fork_and_join_unit :
-                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
-               val parallel_map : 'a list -> f:('a -> 'b t) -> 'b list t
-               val all_concurrently : 'a t list -> 'a list t
-               val all_concurrently_unit : unit t list -> unit t
-               val parallel_iter_set :
-                 (module Stdune.Set.S with type elt = 'a and type t = 's) ->
-                 's -> f:('a -> unit t) -> unit t
-               val sequential_iter_seq :
-                 'a Stdune.Seq.t -> f:('a -> unit t) -> unit t
-               module Make_map_traversals = Fiber.Make_map_traversals
-               module Var = Fiber.Var
-               val with_error_handler :
-                 (unit -> 'a t) ->
-                 on_error:(Stdune.Exn_with_backtrace.t -> Stdune.Nothing.t t) ->
-                 'a t
-               val map_reduce_errors :
-                 (module Stdune.Monoid with type t = 'a) ->
-                 on_error:(Stdune.Exn_with_backtrace.t -> 'a t) ->
-                 (unit -> 'b t) -> ('b, 'a) Stdune.result t
-               val collect_errors :
-                 (unit -> 'a t) ->
-                 ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
-               val finalize :
-                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
-               val reraise_all : Stdune.Exn_with_backtrace.t list -> 'a t
-               module Ivar = Fiber.Ivar
-               module Mvar = Fiber.Mvar
-               module Svar = Fiber.Svar
-               module Mutex = Fiber.Mutex
-               module Throttle = Fiber.Throttle
-               val repeat_while : f:('a -> 'a option t) -> init:'a -> unit t
-               module Stream = Fiber.Stream
-               module Pool = Fiber.Pool
-               type fill = Fiber.fill = Fill : 'a Ivar.t * 'a -> fill
-               val run :
-                 'a t -> iter:(unit -> fill Stdune.Nonempty_list.t) -> 'a
-               module Scheduler = Fiber.Scheduler
-               module Cancel = Fiber.Cancel
-               module Expert = Fiber.Expert
-               val parallel_iter :
-                 (unit -> 'a option Fiber.t) ->
-                 f:('a -> unit Fiber.t) -> unit Fiber.t
-             end
-           is not included in
-             $T1 =
-             sig
-               type 'a t
-               val return : 'a -> 'a t
-               val fork_and_join_unit :
-                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
-               val parallel_iter :
-                 (unit -> 'a option t) -> f:('a -> unit t) -> unit t
-               val finalize :
-                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
-               val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
-               module O :
-                 sig
-                   val ( let* ) : 'a t -> ('a -> 'b t) -> 'b t
-                   val ( let+ ) : 'a t -> ('a -> 'b) -> 'b t
-                 end
-               module Ivar :
-                 sig
-                   type 'a t
-                   val create : unit -> 'a t
-                   val read : 'a t -> 'a t/2
-                   val fill : 'a t -> 'a -> unit t/2
-                 end
-             end
-           Values do not match:
-             val collect_errors :
-               (unit -> 'a t) ->
-               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
-           is not included in
-             val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
-           The type
-             (unit -> 'a t) ->
-             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
-           is not compatible with the type
-             (unit -> 'a t) -> ('a, exn list) result t
-           Type
-             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t =
-               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t Fiber.t
-           is not compatible with type
-             ('a, exn list) result t = ('a, exn list) result Fiber.t
-           Type
-             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t =
-               ('a, Stdune.Exn_with_backtrace.t list) result
-           is not compatible with type ('a, exn list) result
-           Type Stdune.Exn_with_backtrace.t is not compatible with type exn
-           File "otherlibs/dune-rpc/v1.mli", line 466, characters 9-71:
-             Expected declaration
-           File "fiber/src/fiber.mli", lines 168-169, characters 0-62:
-             Actual declaration
-        2. Modules do not match:
-             Chan :
-             sig
-               type t = Chan.t
-               val create : Lev_fiber_csexp.Session.t -> t
-               val write : t -> Csexp.t list option -> unit Fiber.t
-               val read : t -> Csexp.t option Fiber.t
-               val stop : t -> unit Fiber.t
-               val run : t -> unit Fiber.t
-             end
-           is not included in
-             $T2 =
-             sig
-               type t
-               val write : t -> Csexp.t list -> unit Fiber.t
-               val close : t -> unit Fiber.t
-               val read : t -> Csexp.t option Fiber.t
-             end
[ERROR] The compilation of ocaml-lsp-server.1.25.0 failed at "dune build -p ocaml-lsp-server -j 71 @install".

#=== ERROR while compiling ocaml-lsp-server.1.25.0 ============================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.5.4.0 | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/ocaml-lsp-server.1.25.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p ocaml-lsp-server -j 71 @install
# exit-code            1
# env-file             ~/.opam/log/ocaml-lsp-server-7-d86cc4.env
# output-file          ~/.opam/log/ocaml-lsp-server-7-d86cc4.out
### output ###
# (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o lev_stubs.o -c lev_stubs.c)
# In file included from submodules/lev/lev/src/lev_stubs.c:1:
# submodules/lev/lev/src/lev_stubs.c: In function 'lev_io_modify':
# submodules/lev/lev/vendor/ev.h:697:79: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
# submodules/lev/lev/src/lev_stubs.c:360:3: note: in expansion of macro 'ev_io_modify'
# submodules/lev/lev/src/lev_stubs.c: At top level:
# submodules/lev/lev/src/lev_stubs.c:172:33: warning: 'periodic_custom_ops' defined but not used [-Wunused-variable]
# (cd _build/default/ocaml-lsp-server/vendor/lev && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -D_FILE_OFFSET_BITS=64 -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/ocaml/unix -o ev.o -c ev.c)
# submodules/lev/lev/vendor/ev.c:580:48: warning: "/*" within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c:2143:31: warning: 'ev_default_loop_ptr' initialized and declared 'extern'
# In file included from submodules/lev/lev/vendor/ev.c:211:
# submodules/lev/lev/vendor/ev_epoll.c: In function 'epoll_modify':
# submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_epoll.c:134:69: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c: In function 'poll_poll':
# submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:113:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev_poll.c:121:68: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'verify_watcher':
# submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3573:49: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3576:59: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'verify_heap':
# submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3587:54: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3588:48: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3589:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'array_verify':
# submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3601:46: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_verify':
# submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3619:47: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3632:64: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3636:61: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3637:65: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'timers_reify':
# submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3823:93: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'periodics_reify':
# submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:3886:90: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_run':
# submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4027:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4169:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_io_start':
# submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4343:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4344:63: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4356:62: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4358:34: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
# submodules/lev/lev/vendor/ev.c: In function 'ev_io_stop':
# submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4372:88: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_timer_start':
# submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4396:75: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_timer_stop':
# submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4425:53: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_start':
# submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4494:78: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_periodic_stop':
# submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4527:56: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_signal_start':
# submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4566:70: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4569:73: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_child_start':
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:4688:74: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: In function 'ev_embed_start':
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c:5275:60: warning: left-hand operand of comma expression has no effect [-Wunused-value]
# submodules/lev/lev/vendor/ev.c: At top level:
# submodules/lev/lev/vendor/ev.c:5623:27: warning: "/*" within comment [-Wcomment]
# submodules/lev/lev/vendor/ev.c:5624:27: warning: "/*" within comment [-Wcomment]
# (cd _build/default && /home/opam/.opam/5.4/bin/ocamlopt.opt -w -40 -alert -unstable -w -58 -g -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte -I ocaml-lsp-server/src/.ocaml_lsp_server.objs/native -I /home/opam/.opam/5.4/lib/base -I /home/opam/.opam/5.4/lib/chrome-trace -I /home/opam/.opam/5.4/lib/csexp -I /home/opam/.opam/5.4/lib/dune-build-info -I /home/opam/.opam/5.4/lib/dune-rpc -I /home/opam/.opam/5.4/lib/dune-rpc/private -I /home/opam/.opam/5.4/lib/dyn -I /home/opam/.opam/5.4/lib/fiber -I /home/opam/.opam/5.4/lib/jsonrpc -I /home/opam/.opam/5.4/lib/lsp -I /home/opam/.opam/5.4/lib/merlin-lib/analysis -I /home/opam/.opam/5.4/lib/merlin-lib/commands -I /home/opam/.opam/5.4/lib/merlin-lib/dot_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/extend -I /home/opam/.opam/5.4/lib/merlin-lib/kernel -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_merlin_specific -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_parsing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_typing -I /home/opam/.opam/5.4/lib/merlin-lib/ocaml_utils -I /home/opam/.opam/5.4/lib/merlin-lib/query_commands -I /home/opam/.opam/5.4/lib/merlin-lib/query_protocol -I /home/opam/.opam/5.4/lib/merlin-lib/utils -I /home/opam/.opam/5.4/lib/ocaml/unix -I /home/opam/.opam/5.4/lib/ocamlc-loc -I /home/opam/.opam/5.4/lib/ocamlformat-rpc-lib -I /home/opam/.opam/5.4/lib/ordering -I /home/opam/.opam/5.4/lib/pp -I /home/opam/.opam/5.4/lib/ppx_yojson_conv_lib -I /home/opam/.opam/5.4/lib/re -I /home/opam/.opam/5.4/lib/spawn -I /home/opam/.opam/5.4/lib/stdune -I /home/opam/.opam/5.4/lib/top-closure -I /home/opam/.opam/5.4/lib/xdg -I /home/opam/.opam/5.4/lib/yojson -I lsp-fiber/src/.lsp_fiber.objs/byte -I lsp-fiber/src/.lsp_fiber.objs/native -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/byte -I ocaml-lsp-server/vendor/cmarkit/.cmarkit.objs/native -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/byte -I ocaml-lsp-server/vendor/lev-fiber-csexp/.lev_fiber_csexp.objs/native -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/byte -I ocaml-lsp-server/vendor/lev-fiber/.lev_fiber.objs/native -I ocaml-lsp-server/vendor/lev/.lev.objs/byte -I ocaml-lsp-server/vendor/lev/.lev.objs/native -I vendor/odoc-parser/src/.odoc_parser.objs/byte -I vendor/odoc-parser/src/.odoc_parser.objs/native -cmi-file ocaml-lsp-server/src/.ocaml_lsp_server.objs/byte/ocaml_lsp_server__Dune.cmi -no-alias-deps -open Ocaml_lsp_server__ -o ocaml-lsp-server/src/.ocaml_lsp_server.objs/native/ocaml_lsp_server__Dune.cmx -c -impl ocaml-lsp-server/src/dune.ml)
# File "ocaml-lsp-server/src/dune.ml", lines 75-84, characters 2-10:
# 75 | ..Drpc.Client.Make
# 76 |     (struct
# 77 |       include Fiber
# 78 | 
# 79 |       let parallel_iter t ~f =
# 80 |         let stream = Fiber.Stream.In.create t in
# 81 |         Fiber.Stream.In.parallel_iter stream ~f
# 82 |       ;;
# 83 |     end)
# 84 |     (Chan)
# Error: This application of the functor Drpc.Client.Make is ill-typed.
#        These arguments:
#          $S1 Chan
#        do not match these parameters:
#          (Fiber : $T1) (Chan : $T2) -> ...
#        1. Modules do not match:
#             $S1 :
#             sig
#               type 'a t = 'a Fiber.t
#               val return : 'a -> 'a t
#               val of_thunk : (unit -> 'a t) -> 'a t
#               val never : 'a t
#               module O = Fiber.O
#               val map : 'a t -> f:('a -> 'b) -> 'b t
#               val bind : 'a t -> f:('a -> 'b t) -> 'b t
#               val both : 'a t -> 'b t -> ('a * 'b) t
#               val all : 'a t list -> 'a list t
#               val sequential_map : 'a list -> f:('a -> 'b t) -> 'b list t
#               val sequential_iter : 'a list -> f:('a -> unit t) -> unit t
#               val fork_and_join :
#                 (unit -> 'a t) -> (unit -> 'b t) -> ('a * 'b) t
#               val fork_and_join_unit :
#                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
#               val parallel_map : 'a list -> f:('a -> 'b t) -> 'b list t
#               val all_concurrently : 'a t list -> 'a list t
#               val all_concurrently_unit : unit t list -> unit t
#               val parallel_iter_set :
#                 (module Stdune.Set.S with type elt = 'a and type t = 's) ->
#                 's -> f:('a -> unit t) -> unit t
#               val sequential_iter_seq :
#                 'a Stdune.Seq.t -> f:('a -> unit t) -> unit t
#               module Make_map_traversals = Fiber.Make_map_traversals
#               module Var = Fiber.Var
#               val with_error_handler :
#                 (unit -> 'a t) ->
#                 on_error:(Stdune.Exn_with_backtrace.t -> Stdune.Nothing.t t) ->
#                 'a t
#               val map_reduce_errors :
#                 (module Stdune.Monoid with type t = 'a) ->
#                 on_error:(Stdune.Exn_with_backtrace.t -> 'a t) ->
#                 (unit -> 'b t) -> ('b, 'a) Stdune.result t
#               val collect_errors :
#                 (unit -> 'a t) ->
#                 ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#               val finalize :
#                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
#               val reraise_all : Stdune.Exn_with_backtrace.t list -> 'a t
#               module Ivar = Fiber.Ivar
#               module Mvar = Fiber.Mvar
#               module Svar = Fiber.Svar
#               module Mutex = Fiber.Mutex
#               module Throttle = Fiber.Throttle
#               val repeat_while : f:('a -> 'a option t) -> init:'a -> unit t
#               module Stream = Fiber.Stream
#               module Pool = Fiber.Pool
#               type fill = Fiber.fill = Fill : 'a Ivar.t * 'a -> fill
#               val run :
#                 'a t -> iter:(unit -> fill Stdune.Nonempty_list.t) -> 'a
#               module Scheduler = Fiber.Scheduler
#               module Cancel = Fiber.Cancel
#               module Expert = Fiber.Expert
#               val parallel_iter :
#                 (unit -> 'a option Fiber.t) ->
#                 f:('a -> unit Fiber.t) -> unit Fiber.t
#             end
#           is not included in
#             $T1 =
#             sig
#               type 'a t
#               val return : 'a -> 'a t
#               val fork_and_join_unit :
#                 (unit -> unit t) -> (unit -> 'a t) -> 'a t
#               val parallel_iter :
#                 (unit -> 'a option t) -> f:('a -> unit t) -> unit t
#               val finalize :
#                 (unit -> 'a t) -> finally:(unit -> unit t) -> 'a t
#               val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
#               module O :
#                 sig
#                   val ( let* ) : 'a t -> ('a -> 'b t) -> 'b t
#                   val ( let+ ) : 'a t -> ('a -> 'b) -> 'b t
#                 end
#               module Ivar :
#                 sig
#                   type 'a t
#                   val create : unit -> 'a t
#                   val read : 'a t -> 'a t/2
#                   val fill : 'a t -> 'a -> unit t/2
#                 end
#             end
#           Values do not match:
#             val collect_errors :
#               (unit -> 'a t) ->
#               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#           is not included in
#             val collect_errors : (unit -> 'a t) -> ('a, exn list) result t
#           The type
#             (unit -> 'a t) ->
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t
#           is not compatible with the type
#             (unit -> 'a t) -> ('a, exn list) result t
#           Type
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t t =
#               ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t Fiber.t
#           is not compatible with type
#             ('a, exn list) result t = ('a, exn list) result Fiber.t
#           Type
#             ('a, Stdune.Exn_with_backtrace.t list) Stdune.Result.t =
#               ('a, Stdune.Exn_with_backtrace.t list) result
#           is not compatible with type ('a, exn list) result
#           Type Stdune.Exn_with_backtrace.t is not compatible with type exn
#           File "otherlibs/dune-rpc/v1.mli", line 466, characters 9-71:
#             Expected declaration
#           File "fiber/src/fiber.mli", lines 168-169, characters 0-62:
#             Actual declaration
#        2. Modules do not match:
#             Chan :
#             sig
#               type t = Chan.t
#               val create : Lev_fiber_csexp.Session.t -> t
#               val write : t -> Csexp.t list option -> unit Fiber.t
#               val read : t -> Csexp.t option Fiber.t
#               val stop : t -> unit Fiber.t
#               val run : t -> unit Fiber.t
#             end
#           is not included in
#             $T2 =
#             sig
#               type t
#               val write : t -> Csexp.t list -> unit Fiber.t
#               val close : t -> unit Fiber.t
#               val read : t -> Csexp.t option Fiber.t
#             end


#=== ERROR while compiling mccs.1.1+19 ========================================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.5.4.0 | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/mccs.1.1+19
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p mccs -j 71
# exit-code            1
# env-file             ~/.opam/log/mccs-7-f9271c.env
# output-file          ~/.opam/log/mccs-7-f9271c.out
### output ###
# File "src/dune", line 4, characters 30-41:
# 4 |    cudf_reductions cudf_tools glpk_solver lp_solver lexagregate_combiner
#                                   ^^^^^^^^^^^
# (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o glpk_solver.o -c glpk_solver.cpp)
# In file included from glpk_solver.cpp:16:
# glpk_solver.h:15:10: fatal error: config.h: No such file or directory
#    15 | #include "config.h"
#       |          ^~~~~~~~~~
# compilation terminated.
# File "src/dune", line 5, characters 63-73:
# 5 |    new_criteria notuptodate_criteria removed_criteria mccscudf mccs_stubs)
#                                                                    ^^^^^^^^^^
# (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -fPIC -pthread -Wall -Wextra -Wno-unused-parameter -x c++ -std=gnu++11 -DUSEGLPK -g -I /home/opam/.opam/5.4/lib/ocaml -I /home/opam/.opam/5.4/lib/cudf -I /home/opam/.opam/5.4/lib/extlib -I glpk -o mccs_stubs.o -c mccs_stubs.cpp)
# In file included from mccs_stubs.cpp:21:
# glpk_solver.h:15:10: fatal error: config.h: No such file or directory
#    15 | #include "config.h"
#       |          ^~~~~~~~~~
# compilation terminated.



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions were aborted
| - install melange-json        1.1.0
| - install opam-check-npm-deps 4.1.0
| - install opam-client         2.5.0
| - install opam-solver         2.5.0
+- 
+- The following actions failed
| - build mccs             1.1+19
| - build ocaml-lsp-server 1.25.0
+- 
- No changes have been performed
# To update the current shell environment, run: eval $(opam env)
'opam reinstall --with-test --verbose melange-json.1.1.0' failed.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
opam-repo-ci detected dependencies failing:  mccs.1.1+19 ocaml-lsp-server.1.25.0
"/usr/bin/env" "bash" "-c" "opam reinstall --with-test --verbose melange-json.1.1.0;
        res=$?;
        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 "\"debian-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'melange-json.1.1.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 1
2026-03-03 08:21.36: Job failed: Failed: Build failed
2026-03-03 08:21.36: Log analysis:
2026-03-03 08:21.36: >>> 
[ERROR] The compilation of mccs.1.1+19 failed at "dune build -p mccs -j 71".
 (score = 20)
2026-03-03 08:21.36: >>> 
[ERROR] The compilation of ocaml-lsp-server.1.25.0 failed at "dune build -p ocaml-lsp-server -j 71 @install".
 (score = 20)
2026-03-03 08:21.36: >>> 
# Error: This application of the functor Drpc.Client.Make is ill-typed.
 (score = 48)
2026-03-03 08:21.36: >>> 
[ERROR] The compilation of mccs.1.1+19 failed at "dune build -p mccs -j 71".
 (score = 20)
2026-03-03 08:21.36: >>> 
[ERROR] The compilation of ocaml-lsp-server.1.25.0 failed at "dune build -p ocaml-lsp-server -j 71 @install".
 (score = 20)
2026-03-03 08:21.36: >>> 
# Error: This application of the functor Drpc.Client.Make is ill-typed.
 (score = 48)
2026-03-03 08:21.36: >>> 
opam-repo-ci detected dependencies failing:  mccs.1.1+19 ocaml-lsp-server.1.25.0
 (score = 75)
2026-03-03 08:21.36:  mccs.1.1+19 ocaml-lsp-server.1.25.0 failed to build