Package merlin

Failed to find a solution:

no platform:
2024-05-29 15:01.41 [INFO] Solving for ocaml-base-compiler, ocaml,
                           merlin using opam_repository_commit 7311123dcaba6b163a96ad2219b8cc4e59df93a3

2024-05-29 15:01.48 [INFO] base: eliminated all possibilities in 3.10 s

2024-05-29 15:01.48 [INFO] = base =

2024-05-29 15:01.48 [INFO] Can't find all required versions.
Selected: base-ocamlbuild.base base-unix.base biniou.1.0.13 conf-which.1
          cppo.1.6.5 easy-format.1.2.0 jbuilder.transition menhir.20140422
          ocaml-config.3 ocamlfind.1.9.6 merlin&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler
- dune -> (problem)
    Rejected candidates:
      dune.3.15.3: Requires merlin not(< 3.4.0)
      dune.3.15.2: Requires merlin not(< 3.4.0)
      dune.3.15.0: Requires merlin not(< 3.4.0)
      dune.3.14.2: Requires merlin not(< 3.4.0)
      dune.3.14.0: Requires merlin not(< 3.4.0)
      ...
- merlin -> merlin.1.4
    User requested = 1.4
- ocaml -> ocaml.4.01.0
    User requested <= 5.1.1
    base-ocamlbuild base requires >= 3.10 & < 4.03
    merlin 1.4 requires >= 4.00.1 & < 4.02.0
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.2.0: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~rc1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta2: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~alpha1: Requires ocaml = 5.2.0
      ...
- ocamlbuild -> ocamlbuild.0
    menhir 20140422 requires < 0.9.1
- yojson -> yojson.1.3.3
    merlin 1.4 requires < 2.0.0