(not at the head of any monitored branch or PR)
2026-04-30 01:38.44: New job: test dune.3.23.0~alpha2, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29824/head (89a6ae888498500bf7c0fc05361da936fc6acacf)
                              on freebsd-15.0-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29824/head" && git reset --hard 89a6ae88
git fetch origin master
git merge --no-edit 24c3efe52d0b736596aedf7facc049389fbda2b6
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM freebsd-15.0-ocaml-4.14
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn dune.3.23.0~alpha2 3.23.0~alpha2
RUN opam reinstall dune.3.23.0~alpha2; \
    res=$?; \
    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 "\"freebsd-15.0\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'dune.3.23.0~alpha2' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test dune.3.23.0~alpha2) || true
RUN opam reinstall --with-test --verbose dune.3.23.0~alpha2; \
    res=$?; \
    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 "\"freebsd-15.0\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'dune.3.23.0~alpha2' && partial_fails="$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 .

2026-04-30 01:38.44: Using cache hint "freebsd-15.0-ocaml-4.14-dune.3.23.0~alpha2-89a6ae888498500bf7c0fc05361da936fc6acacf"
2026-04-30 01:38.44: Using OBuilder spec:
((from freebsd-15.0-ocaml-4.14)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
 (run (network host)
      (shell "opam init --reinit -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.3.23.0~alpha2 3.23.0~alpha2"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall dune.3.23.0~alpha2;\
             \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 \"\\\"freebsd-15.0\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'dune.3.23.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test dune.3.23.0~alpha2) || true"))
 (run (shell  "opam reinstall --with-test --verbose dune.3.23.0~alpha2;\
             \n        res=$?;\
             \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 \"\\\"freebsd-15.0\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'dune.3.23.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-04-30 01:38.44: Waiting for resource in pool OCluster
2026-04-30 01:38.46: Waiting for worker…
2026-04-30 01:48.37: Got resource from pool OCluster
Building on rosemary
All commits already cached
Updating files: 100% (18887/18887), done.
HEAD is now at 24c3efe52d Merge pull request #29817 from tmcgilchrist/release-hdr_histogram-0.0.5
Updating 24c3efe52d..89a6ae8884
Fast-forward
 .../chrome-trace/chrome-trace.3.23.0~alpha2/opam   | 39 +++++++++++
 .../dune-action-plugin.3.23.0~alpha2/opam          | 52 ++++++++++++++
 .../dune-action-trace.3.23.0~alpha2/opam           | 39 +++++++++++
 .../dune-build-info.3.23.0~alpha2/opam             | 45 ++++++++++++
 .../dune-configurator.3.23.0~alpha2/opam           | 49 +++++++++++++
 packages/dune-glob/dune-glob.3.23.0~alpha2/opam    | 42 ++++++++++++
 .../dune-private-libs.3.23.0~alpha2/opam           | 50 ++++++++++++++
 .../dune-rpc-lwt/dune-rpc-lwt.3.23.0~alpha2/opam   | 41 +++++++++++
 packages/dune-rpc/dune-rpc.3.23.0~alpha2/opam      | 44 ++++++++++++
 packages/dune-site/dune-site.3.23.0~alpha2/opam    | 37 ++++++++++
 packages/dune/dune.3.23.0~alpha2/opam              | 80 ++++++++++++++++++++++
 packages/dyn/dyn.3.23.0~alpha2/opam                | 40 +++++++++++
 packages/fs-io/fs-io.3.23.0~alpha2/opam            | 39 +++++++++++
 packages/ocamlc-loc/ocamlc-loc.3.23.0~alpha2/opam  | 43 ++++++++++++
 packages/ordering/ordering.3.23.0~alpha2/opam      | 38 ++++++++++
 packages/stdune/stdune.3.23.0~alpha2/opam          | 46 +++++++++++++
 .../top-closure/top-closure.3.23.0~alpha2/opam     | 38 ++++++++++
 packages/xdg/xdg.3.23.0~alpha2/opam                | 39 +++++++++++
 18 files changed, 801 insertions(+)
 create mode 100644 packages/chrome-trace/chrome-trace.3.23.0~alpha2/opam
 create mode 100644 packages/dune-action-plugin/dune-action-plugin.3.23.0~alpha2/opam
 create mode 100644 packages/dune-action-trace/dune-action-trace.3.23.0~alpha2/opam
 create mode 100644 packages/dune-build-info/dune-build-info.3.23.0~alpha2/opam
 create mode 100644 packages/dune-configurator/dune-configurator.3.23.0~alpha2/opam
 create mode 100644 packages/dune-glob/dune-glob.3.23.0~alpha2/opam
 create mode 100644 packages/dune-private-libs/dune-private-libs.3.23.0~alpha2/opam
 create mode 100644 packages/dune-rpc-lwt/dune-rpc-lwt.3.23.0~alpha2/opam
 create mode 100644 packages/dune-rpc/dune-rpc.3.23.0~alpha2/opam
 create mode 100644 packages/dune-site/dune-site.3.23.0~alpha2/opam
 create mode 100644 packages/dune/dune.3.23.0~alpha2/opam
 create mode 100644 packages/dyn/dyn.3.23.0~alpha2/opam
 create mode 100644 packages/fs-io/fs-io.3.23.0~alpha2/opam
 create mode 100644 packages/ocamlc-loc/ocamlc-loc.3.23.0~alpha2/opam
 create mode 100644 packages/ordering/ordering.3.23.0~alpha2/opam
 create mode 100644 packages/stdune/stdune.3.23.0~alpha2/opam
 create mode 100644 packages/top-closure/top-closure.3.23.0~alpha2/opam
 create mode 100644 packages/xdg/xdg.3.23.0~alpha2/opam

(from freebsd-15.0-ocaml-4.14)
2026-04-30 01:41.43 ---> using "72cdd96d2d21f8c55140a83e6aa1d871999cc103a298a3bf0e5db4a314024f45" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
2026-04-30 01:41.43 ---> using "4c4fda7ee7ed9eac597f961b87c33c63b34aaccb551c72772ace9b375fad8d97" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit -ni"))
No configuration file found, using built-in defaults.
Checking for available remotes: rsync and local, git.
  - you won't be able to use mercurial repositories unless you install the hg command on your system.
  - you won't be able to use darcs repositories unless you install the darcs command on your system.

This version of opam requires an update to the layout of /home/opam/.opam from version 2.1 to version 2.2, which can't be reverted.
You may want to back it up before going further.

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

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] no changes from git+file:///home/opam/opam-repository
2026-04-30 01:41.44 ---> using "de946948e0d785daa61a047a82c57932e35ba22f119c99cc666f726de2cc2a20" 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         2.5.1
# self-upgrade         no
# system               arch=x86_64 os=freebsd os-distribution=freebsd os-version=1500068
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 39
# repositories         1 (version-controlled)
# pinned               0
# current-switch       4.14.3
# invariant            ["ocaml-base-compiler" {= "4.14.3"} | "ocaml-system" {= "4.14.3"}]
# compiler-packages    ocaml-base-compiler.4.14.3, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14.3/lib/ocaml/stublibs:/home/opam/.opam/4.14.3/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.3
2026-04-30 01:41.44 ---> using "cc62b571599dace346eb0c2adf0d036a1fca0f9a32553fdeaf78973ab615703a" 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/"))
2026-04-30 01:41.44 ---> using "520b4dcdc21dfac94163528e64fd1a074957ae3ed5eaaa82eef1382aece5f511" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-04-30 01:41.46 ---> using "50b70d92e279a359e982c53faec9535ebaa735ca6453ffba17680a31fab9c38d" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-04-30 01:41.47 ---> using "9fd261ea9a555202856cf00f29527deab9060d688b1b8e6b45c464ca1bebc4ef" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
[WARNING] Unknown update command for bsd, skipping system update
2026-04-30 01:41.47 ---> using "b8c3de95af0b38632553ecbd07b0bf452df479646be7c6f53d6d5a53c475180f" from cache

/home/opam: (run (shell "opam pin add -k version -yn dune.3.23.0~alpha2 3.23.0~alpha2"))
dune is now pinned to version 3.23.0~alpha2
2026-04-30 01:41.47 ---> using "7f1723bfeeb8155dcf064c5571fb5942be15c8e9eecacd8202d3a44849d2bc16" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall dune.3.23.0~alpha2;\
                        \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 \"\\\"freebsd-15.0\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'dune.3.23.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
dune.3.23.0~alpha2 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 1 package
  ∗ dune 3.23.0~alpha2 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
⬇ retrieved dune.3.23.0~alpha2  (cached)
∗ installed dune.3.23.0~alpha2
Done.
2026-04-30 01:42.54 ---> saved as "96c81154496c9c7e762b02dc25e7e393ad7d96274f3336e29b65519860809590"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test dune.3.23.0~alpha2) || true"))
The following actions will be performed:
=== recompile 1 package
  ↻ dune 3.23.0~alpha2 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
⊘ removed   dune.3.23.0~alpha2
∗ installed dune.3.23.0~alpha2
Done.
2026-04-30 01:44.15 ---> saved as "5692880a20e69399ef3a95c6468da2ff7be33bb0f532b149f0de24d3b8cddbce"

/home/opam: (run (shell  "opam reinstall --with-test --verbose dune.3.23.0~alpha2;\
                        \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 \"\\\"freebsd-15.0\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'dune.3.23.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== recompile 1 package
  ↻ dune 3.23.0~alpha2 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  2/4: [dune: ocaml 39]
+ /home/opam/.opam/4.14.3/bin/ocaml "boot/bootstrap.ml" "-j" "39" (CWD=/home/opam/.opam/4.14.3/.opam-switch/build/dune.3.23.0~alpha2)
- ocamllex -q -o boot/pps.ml boot/pps.mll
- ocaml unix.cma /tmp/.duneboot084dafmain -j 39
- cd _boot && /home/opam/.opam/4.14.3/bin/ocamlopt.opt -c -g -I +threads lev_stubs.c
- src/lev/src/lev_stubs.c:190:9: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   190 |   value callback;
-       |         ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:48:6: note: expanded from here
-    48 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:195:9: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   195 |   value callback;
-       |         ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:52:6: note: expanded from here
-    52 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:333:24: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   333 |   caml_callback2(data->callback, data->fd, Val_int(revents));
-       |                        ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:26:6: note: expanded from here
-    26 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:383:9: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   383 |   data->callback = v_cb_applied;
-       |         ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:96:6: note: expanded from here
-    96 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:386:49: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   386 |   caml_register_generational_global_root(&data->callback);
-       |                                                 ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:100:6: note: expanded from here
-   100 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:403:47: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   403 |   caml_remove_generational_global_root(&data->callback);
-       |                                               ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:127:6: note: expanded from here
-   127 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:675:23: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   675 |   caml_callback(data->callback, Val_unit);
-       |                       ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:163:6: note: expanded from here
-   163 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:688:9: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   688 |   data->callback = v_cb_applied;
-       |         ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:189:6: note: expanded from here
-   189 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:691:49: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   691 |   caml_register_generational_global_root(&data->callback);
-       |                                                 ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:193:6: note: expanded from here
-   193 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- src/lev/src/lev_stubs.c:769:47: warning: "callback" is deprecated: use "caml_callback" instead [-W#pragma-messages]
-   769 |   caml_remove_generational_global_root(&data->callback);
-       |                                               ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/compatibility.h:71:18: note: expanded from macro 'callback'
-    71 | #define callback CAML_DEPRECATED("callback", "caml_callback") caml_callback
-       |                  ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:58:3: note: expanded from macro 'CAML_DEPRECATED'
-    58 |   CAML_PREPROWARNING(name1 is deprecated: use name2 instead)
-       |   ^
- /home/opam/.opam/4.14.3/lib/ocaml/caml/misc.h:56:31: note: expanded from macro 'CAML_PREPROWARNING'
-    56 | #define CAML_PREPROWARNING(x) _Pragma(CAML_MAKEWARNING2(x))
-       |                               ^
- <scratch space>:24:6: note: expanded from here
-    24 |  GCC warning "\"callback\" is deprecated: use \"caml_callback\" instead"
-       |      ^
- 10 warnings generated.
- cd _boot && /home/opam/.opam/4.14.3/bin/ocamlopt.opt -c -g -I +threads ev.c
- src/lev/vendor/ev.c:514:9: warning: 'EV_USE_INOTIFY' macro redefined [-Wmacro-redefined]
-   514 | #define EV_USE_INOTIFY 0
-       |         ^
- src/lev/vendor/ev.c:162:12: note: previous definition is here
-   162 | #   define EV_USE_INOTIFY EV_FEATURE_OS
-       |            ^
- src/lev/vendor/ev.c:515:9: warning: 'EV_USE_KQUEUE' macro redefined [-Wmacro-redefined]
-   515 | #define EV_USE_KQUEUE 1
-       |         ^
- src/lev/vendor/ev.c:144:12: note: previous definition is here
-   144 | #   define EV_USE_KQUEUE EV_FEATURE_BACKENDS
-       |            ^
- 2 warnings generated.
Processing  2/4: [dune: ./_boot/dune.exe build]
+ /home/opam/.opam/4.14.3/.opam-switch/build/dune.3.23.0~alpha2/./_boot/dune.exe "build" "dune.install" "--release" "--profile" "dune-bootstrap" "-j" "39" (CWD=/home/opam/.opam/4.14.3/.opam-switch/build/dune.3.23.0~alpha2)
λ compiled  dune.3.23.0~alpha2
⊘ removed   dune.3.23.0~alpha2
∗ installed dune.3.23.0~alpha2
Done.
2026-04-30 01:45.57 ---> saved as "6fc2d75cc473d1b878ebbdf84054ca257784c9b5ab50fa03dd7fc2279175198b"
Job succeeded
2026-04-30 01:53.24: Job succeeded