Package mirage-flow-unix

Failed to find a solution:

no platform:
2024-09-12 08:13.24 [INFO] Solving for ocaml-base-compiler, ocaml,
                           mirage-flow-unix using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:13.30 [INFO] base: eliminated all possibilities in 3.23 s

2024-09-12 08:13.30 [INFO] = base =

2024-09-12 08:13.30 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-bytes.base base-domains.base base-nnp.base
          base-threads.base base-unix.base cppo.1.7.0 csexp.1.5.2
          cstruct.6.2.0 dune.3.16.0 dune-configurator.3.16.0 fmt.0.9.0
          host-arch-x86_64.1 logs.0.7.0 lwt.5.7.0 ocaml-config.3
          ocaml-options-vanilla.1 ocamlbuild.0.15.0 ocamlfind.1.9.6
          ocplib-endian.1.2 topkg.1.0.7
          mirage-flow-unix&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler system-mingw ocaml base-domains ocaml
          ocaml-base-compiler
- mirage-flow -> (problem)
    mirage-flow-unix 2.0.0 requires = 2.0.0
    Rejected candidates:
      mirage-flow.4.0.2: Incompatible with restriction: = 2.0.0
      mirage-flow.4.0.0: Incompatible with restriction: = 2.0.0
      mirage-flow.3.0.0: Incompatible with restriction: = 2.0.0
      mirage-flow.2.0.1: Incompatible with restriction: = 2.0.0
      mirage-flow.1.6.0: Incompatible with restriction: = 2.0.0
      ...
- mirage-flow-unix -> mirage-flow-unix.2.0.0
    User requested = 2.0.0
- ocaml -> ocaml.5.1.1
    User requested <= 5.1.1
- ocaml-base-compiler -> ocaml-base-compiler.5.1.1
    User requested >= 4.04.1
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires >= 5.1.1~ & < 5.1.2~
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied