Package ocamlnet

Failed to find a solution:

no platform:
2024-09-12 08:27.40 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ocamlnet using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:27.46 [INFO] base: eliminated all possibilities in 2.72 s

2024-09-12 08:27.46 [INFO] = base =

2024-09-12 08:27.46 [INFO] Can't find all required versions.
Selected: base-bytes.backport base-ocamlbuild.base
          camlp4.4.02.0-1modular-implicits conf-libpcre.1 conf-pkg-config.3
          conf-which.1 ocaml-config.3 ocamlfind.1.9.6 pcre.7.2.3
          ocamlnet&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler
- ocaml -> ocaml.3.12.1
    User requested <= 5.1.1
    base-bytes backport requires < 4.02.0
    ocamlnet 3.2.1 requires >= 3.11 & < 4.00.0
- 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
      ...
- ocaml-variants -> (problem)
    camlp4 4.02.0-1modular-implicits requires = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
    Rejected candidates:
      ocaml-variants.5.4.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.3.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.1+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+statmemprof: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+options: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ...
- ocamlbuild -> ocamlbuild.0
    pcre 7.2.3 requires <> 0.9.0
- ocamlnet -> ocamlnet.3.2.1
    User requested = 3.2.1