Package ox

Failed to find a solution:

no platform:
2024-01-29 15:04.36 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ox using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:04.41 [INFO] base: eliminated all possibilities in 2.41 s

2024-01-29 15:04.41 [INFO] = base =

2024-01-29 15:04.41 [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.1.6.9 csexp.1.5.2
          cstruct.6.2.0 dune.3.13.0 dune-configurator.3.13.0 fmt.0.9.0
          lwt.5.7.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.14.3
          ocamlfind.1.9.6 ocplib-endian.1.2 topkg.1.0.7
          ox&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml base-domains ocaml ocaml-base-compiler
- ocaml -> ocaml.5.1.0
    User requested <= 5.1.0
- ocaml-base-compiler -> ocaml-base-compiler.5.1.0
    User requested >= 4.04.1
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires >= 5.1.0~ & < 5.1.1~
- openflow -> (problem)
    Rejected candidates:
      openflow.0.9.1: Requires cstruct >= 1.0.1 & < 2.0.0
      openflow.0.9.0: Requires cstruct >= 1.0.1 & < 2.0.0
      openflow.0.8.0: Requires cstruct >= 1.0.1 & < 2.0.0
      openflow.0.7.0: Requires cstruct >= 1.0.1 & < 2.0.0
      openflow.0.6.2: Requires cstruct >= 1.0.1 & < 2.0.0
      ...
- ox -> ox.1.0.0
    User requested = 1.0.0
- packet -> (problem)
    Rejected candidates:
      packet.0.4.0: Requires cstruct >= 1.0.1 & < 2.0.0
      packet.0.3.1: Requires cstruct >= 1.0.1 & < 2.0.0
      packet.0.3.0: Requires cstruct >= 1.0.1 & < 2.0.0
      packet.0.2.1: Requires cstruct >= 1.0.1 & < 2.0.0
      packet.0.2.0: Requires cstruct >= 0.7.0 & < 2.0.0
      ...