Package ppx_regexp

Failed to find a solution:

no platform:
2024-01-29 15:01.06 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ppx_regexp using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:01.12 [INFO] base: eliminated all possibilities in 2.78 s

2024-01-29 15:01.12 [INFO] = base =

2024-01-29 15:01.12 [INFO] Can't find all required versions.
Selected: base-bytes.base base-ocamlbuild.base base-threads.base
          base-unix.base jbuilder.transition ocaml-config.3 ocamlbuild.0
          ocamlfind.1.9.6 ppx_derivers.1.2.1 ppx_tools.5.0+4.02.0 result.1.5
          topkg.1.0.0 topkg-jbuilder.0.2.0
          ppx_regexp&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler
- dune -> dune.1.11.4
    jbuilder transition requires < 2.0
- ocaml -> ocaml.4.02.4
    User requested <= 5.1.0
    base-ocamlbuild base requires >= 3.10 & < 4.03
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.1.1: Requires ocaml = 5.1.1
      ocaml-base-compiler.5.1.1~rc1: Requires ocaml = 5.1.1
      ocaml-base-compiler.5.1.0: Requires ocaml = 5.1.0
      ocaml-base-compiler.5.1.0~rc3: Requires ocaml = 5.1.0
      ocaml-base-compiler.5.1.0~rc2: Requires ocaml = 5.1.0
      ...
- ocaml-migrate-parsetree -> ocaml-migrate-parsetree.1.8.0
    ppx_regexp 0.2.0 requires < 2.0.0
- ppx_regexp -> ppx_regexp.0.2.0
    User requested = 0.2.0
- re -> re.1.7.1
    ppx_regexp 0.2.0 requires < 1.7.2~