Package ppx_tools

Failed to find a solution:

no platform:
2024-05-29 15:05.15 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ppx_tools using opam_repository_commit 7311123dcaba6b163a96ad2219b8cc4e59df93a3

2024-05-29 15:05.21 [INFO] base: eliminated all possibilities in 2.61 s

2024-05-29 15:05.21 [INFO] = base =

2024-05-29 15:05.21 [INFO] Can't find all required versions.
Selected: ocaml-config.3 ocamlfind.1.9.6 ppx_tools&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler
- ocaml -> ocaml.4.02.0
    User requested <= 5.1.1
    ppx_tools 0.99 requires = 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
      ...
- ppx_tools -> ppx_tools.0.99
    User requested = 0.99