Package camlp5

Failed to find a solution:

no platform:
2024-09-12 08:28.38 [INFO] Solving for ocaml-base-compiler, ocaml,
                           camlp5 using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:28.45 [INFO] base: eliminated all possibilities in 3.23 s

2024-09-12 08:28.45 [INFO] = base =

2024-09-12 08:28.45 [INFO] Can't find all required versions.
Selected: ocaml-config.3 camlp5&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler
- camlp5 -> camlp5.6.07
    User requested = 6.07
- ocaml -> ocaml.4.00.1
    User requested <= 5.1.1
    camlp5 6.07 requires < 4.01.0
- 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
      ...