(not at the head of any monitored branch or PR)
2026-03-02 19:23.53: New job: test rescript-syntax.1.0.0 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-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29497/head" && git reset --hard 118a690d
git fetch origin master
git merge --no-edit a7b8d1036328cf727af175b657f3d2b732b4d868
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:ae45d5e5a934874dc44b0d004f6b8a813fba3f355216f78a39ed4f25a53e478a
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn dune.3.22.0~alpha0 3.22.0~alpha0
RUN opam reinstall dune.3.22.0~alpha0; \
    res=$?; \
    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: ${partial_fails}"; \
    exit 1
RUN opam reinstall rescript-syntax.1.0.0; \
    res=$?; \
    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 "$pkg" != 'rescript-syntax.1.0.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test rescript-syntax.1.0.0) || true
RUN opam reinstall --with-test --verbose rescript-syntax.1.0.0; \
    res=$?; \
    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 "$pkg" != 'rescript-syntax.1.0.0' && partial_fails="$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 19:23.53: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:ae45d5e5a934874dc44b0d004f6b8a813fba3f355216f78a39ed4f25a53e478a-dune.3.22.0~alpha0-rescript-syntax.1.0.0-118a690db616b1df5c53d5fa00eb70791a80ae2c"
2026-03-02 19:23.53: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:ae45d5e5a934874dc44b0d004f6b8a813fba3f355216f78a39ed4f25a53e478a)
 (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: ${partial_fails}\";\
             \n        exit 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall rescript-syntax.1.0.0;\
             \n        res=$?;\
             \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 \"$pkg\" != 'rescript-syntax.1.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test rescript-syntax.1.0.0) || true"))
 (run (shell  "opam reinstall --with-test --verbose rescript-syntax.1.0.0;\
             \n        res=$?;\
             \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 \"$pkg\" != 'rescript-syntax.1.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-02 19:23.53: Waiting for resource in pool OCluster
2026-03-03 04:09.32: Waiting for worker…
2026-03-03 04:12.22: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
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-4.14@sha256:ae45d5e5a934874dc44b0d004f6b8a813fba3f355216f78a39ed4f25a53e478a)
2026-03-03 04:12.27 ---> using "40de8e47c13dd397f7466181b47c70cd31f6d05f624f7f51643a7089a29a5322" 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 04:12.27 ---> using "11e955cadb21ab08a7e8407d7e49d7e8b8232723aa9e80323bab6a7d993e9a38" 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
[NOTE] The 'jobs' option was reset, its value was 71 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
           opam option jobs=71 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-03 04:12.27 ---> using "b84411f14b612833c97eea3b0fb49d7afb0294cf8c4774caaff1f8b0f1bd5849" 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                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.2
2026-03-03 04:12.27 ---> using "bc1392749f7c1b1568053e91f3061e53f54f3bf6892fcf3fa14761d0f2fabccc" 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 04:12.27 ---> using "0f88aad717079fee185cb5f7b0853d5dede0158dafac18dc05292641ad1318aa" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-03 04:12.28 ---> using "cf2f29575da4e00ad2c0e3200eaf5375ace45ec778f515d81ffd2e5eb96c41f1" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-03 04:12.28 ---> using "c517023779902244dbe5c8fbf440d1dd4569daf367c1e2ee7dd7eb370c41d91c" 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 (1833 kB/s)
- Reading package lists...
2026-03-03 04:12.28 ---> using "a2e6599fe15f34bfd0a71de19dbfccfacdc1f910f7a37fea793bb8ff67d4ba47" 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 04:12.28 ---> using "9ecf7f496eb9b328aa3c8f7333a40a30e123b33b9d8b5606b7ac6bfc2b62fac7" 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 04:12.28 ---> using "1d093925996c7908c33a8109d0c1a7be5172d79d6a00aabc511d552ee2499f33" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall rescript-syntax.1.0.0;\
                        \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 \"$pkg\" != 'rescript-syntax.1.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
rescript-syntax.1.0.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 16 packages
  - install base64              3.5.2         [required by melange]
  - 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             1.0.0         [required by rescript-syntax]
  - 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 v0.12.4       [required by ppxlib]
  - install ppx_derivers        1.2.1         [required by ppxlib]
  - install ppxlib              0.34.0        [required by rescript-syntax]
  - install rescript-syntax     1.0.0
  - install sexplib0            v0.17.0       [required by ppxlib]
  - install stdlib-shims        0.3.0         [required by ppxlib]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved base64.3.5.2  (cached)
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> installed base64.3.5.2
-> retrieved dune-build-info.3.22.0~alpha0  (cached)
-> retrieved melange.1.0.0, rescript-syntax.1.0.0  (cached)
-> retrieved menhir.20260209, menhirCST.20260209, menhirGLR.20260209, menhirLib.20260209, menhirSdk.20260209  (cached)
-> installed cmdliner.2.1.0
-> installed cppo.1.8.0
-> installed dune-build-info.3.22.0~alpha0
-> retrieved ocaml-compiler-libs.v0.12.4  (cached)
-> installed menhirCST.20260209
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved ppxlib.0.34.0  (cached)
-> installed menhirGLR.20260209
-> installed menhirLib.20260209
-> installed ppx_derivers.1.2.1
-> retrieved sexplib0.v0.17.0  (cached)
-> installed menhirSdk.20260209
-> retrieved stdlib-shims.0.3.0  (cached)
-> installed stdlib-shims.0.3.0
-> installed sexplib0.v0.17.0
-> installed ocaml-compiler-libs.v0.12.4
-> installed menhir.20260209
-> installed ppxlib.0.34.0
[ERROR] The compilation of melange.1.0.0 failed at "dune build -p melange -j 255 @install".

#=== ERROR while compiling melange.1.0.0 ======================================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.4.14.2 | file:///home/opam/opam-repository
# path                 ~/.opam/4.14/.opam-switch/build/melange.1.0.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p melange -j 255 @install
# exit-code            1
# env-file             ~/.opam/log/melange-7-d552a7.env
# output-file          ~/.opam/log/melange-7-d552a7.out
### output ###
# (cd _build/default/jscomp/common && /usr/bin/bash -e -u -o pipefail -c 'echo let version = \"$(git rev-parse --verify HEAD)\"') > _build/default/jscomp/common/git_commit.ml
# fatal: not a git repository (or any parent up to mount point /)
# Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
# (cd _build/default/jscomp/common && /usr/bin/bash -e -u -o pipefail -c 'echo let short_version = \"$(git rev-parse --short HEAD)\"') > _build/default/jscomp/common/git_commit.ml
# fatal: not a git repository (or any parent up to mount point /)
# Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
# (cd _build/.sandbox/89a52852c4ede181e080eb8956967a69/default && /home/opam/.opam/4.14/bin/menhir --lalr --explain --dump --require-aliases --strict --table -lg 1 -la 1 --unused-token COMMENT --unused-token DOCSTRING --unused-token EOL --unused-token GREATERRBRACKET --fixed-exception vendor/melange-compiler-libs/lib/parser.mly --base vendor/melange-compiler-libs/lib/parser --infer-read-reply vendor/melange-compiler-libs/lib/parser__mock.mli.inferred)
# Grammar has 208 nonterminal symbols, among which 15 start symbols.
# Grammar has 123 terminal symbols.
# Grammar has 852 productions.
# Built an LR(0) automaton with 1863 states.
# The grammar is not SLR(1) -- 139 states have a conflict.
# The construction mode is lalr.
# Built an LR(1) automaton with 1863 states.
# 1066 shift/reduce conflicts were silently solved.
# (cd _build/.sandbox/30e5a6d847854c0e56b2c1d15e327eed/default && jscomp/main/melc.exe -w -40 -no-keep-locs -bs-no-version-header -bs-no-check-div-by-zero -bs-cross-module-opt -unsafe -nopervasives -nostdlib -open Bs_stdlib_mini -w -9-20-61 -bin-annot -I jscomp/others/.belt.objs/melange -I jscomp/runtime/.runtime.objs/melange -intf-suffix .ml --bs-stop-after-cmj --bs-package-output . --bs-module-name node_process --bs-package-name melange.belt -no-alias-deps -o jscomp/others/.belt.objs/melange/node_process.cmj -c -impl jscomp/others/node_process.pp.ml)
# File "jscomp/others/node_process.ml", line 30, characters 12-24:
# 30 |     abort : unit -> unit [@bs.meth];
#                  ^^^^^^^^^^^^
# Error: Unbound module Js_OO
# (cd _build/.sandbox/a572ef6720370412e6bf844950c3ca1d/default && jscomp/main/melc.exe -w -40 -no-keep-locs -bs-no-version-header -bs-no-check-div-by-zero -bs-cross-module-opt -unsafe -nopervasives -nostdlib -open Bs_stdlib_mini -w -9-20-61 -bin-annot -I jscomp/others/.belt.objs/melange -I jscomp/runtime/.runtime.objs/melange -intf-suffix .ml --bs-stop-after-cmj --bs-package-output . --bs-module-name js_json --bs-package-name melange.belt -no-alias-deps -o jscomp/others/.belt.objs/melange/js_json.cmj -c -impl jscomp/others/js_json.pp.ml)
# File "jscomp/others/js_json.ml", line 1:
# Error: The implementation jscomp/others/js_json.pp.ml
#        does not match the interface jscomp/others/.belt.objs/melange/js_json.cmi:
#         Values do not match:
#           val decodeNull : 'a -> 'b Js.null option
#         is not included in
#           val decodeNull : t -> 'a Js_null.t option
#         The type t -> 'a Js.null option is not compatible with the type
#           t -> 'b Js_null.t option
#         Type 'a Js.null is not compatible with type 'b Js_null.t 
#         File "jscomp/others/js_json.ml", line 100, characters 4-14:
#           Actual declaration



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build melange 1.0.0
+- 
+- The following changes have been performed (the rest was aborted)
| - install base64              3.5.2
| - install cmdliner            2.1.0
| - install cppo                1.8.0
| - install dune-build-info     3.22.0~alpha0
| - install menhir              20260209
| - install menhirCST           20260209
| - install menhirGLR           20260209
| - install menhirLib           20260209
| - install menhirSdk           20260209
| - install ocaml-compiler-libs v0.12.4
| - install ppx_derivers        1.2.1
| - install ppxlib              0.34.0
| - install sexplib0            v0.17.0
| - install stdlib-shims        0.3.0
+- 
# To update the current shell environment, run: eval $(opam env)

The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/4.14/.opam-switch/backup/state-20260303041229.export"
[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:  melange.1.0.0
"/usr/bin/env" "bash" "-c" "opam reinstall rescript-syntax.1.0.0;
        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 "$pkg" != 'rescript-syntax.1.0.0' && partial_fails="$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 04:13.12: Job failed: Failed: Build failed
2026-03-03 04:13.12: Log analysis:
2026-03-03 04:13.12: >>> 
[ERROR] The compilation of melange.1.0.0 failed at "dune build -p melange -j 255 @install".
 (score = 20)
2026-03-03 04:13.12: >>> 
# Error: Unbound module Js_OO
 (score = 48)
2026-03-03 04:13.12: >>> 
# Error: The implementation jscomp/others/js_json.pp.ml
 (score = 48)
2026-03-03 04:13.12: >>> 
opam-repo-ci detected dependencies failing:  melange.1.0.0
 (score = 75)
2026-03-03 04:13.12:  melange.1.0.0 failed to build