Package beluga

Failed to find a solution:

no platform:
2024-01-29 15:02.42 [INFO] Solving for ocaml-base-compiler, ocaml,
                           beluga using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:02.48 [INFO] base: eliminated all possibilities in 2.89 s

2024-01-29 15:02.48 [INFO] = base =

2024-01-29 15:02.48 [INFO] Can't find all required versions.
Selected: base-bytes.backport base-ocamlbuild.base base-unix.base
          camlp4.4.02.0-1modular-implicits conf-which.1 cppo.1.6.5
          extlib.1.7.8 jbuilder.transition ocaml-config.3 ocamlbuild.0
          ocamlfind.1.9.6 omake.0.9.8.6-0.rc1 ounit.2.2.7 ulex.1.2
          beluga&ocaml&ocaml-base-compiler extlib ocaml-base-compiler
          ocaml-base-compiler
- beluga -> beluga.0.5
    User requested = 0.5
- dune -> (problem)
    Rejected candidates:
      dune.3.13.0: Requires jbuilder not(= transition)
      dune.3.12.2: Requires jbuilder not(= transition)
      dune.3.12.1: Requires jbuilder not(= transition)
      dune.3.11.1: Requires jbuilder not(= transition)
      dune.3.11.0: Requires jbuilder not(= transition)
      ...
- ocaml -> ocaml.4.01.0
    User requested <= 5.1.0
    base-bytes backport requires < 4.02.0
- 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-variants -> (problem)
    camlp4 4.02.0-1modular-implicits requires = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
    Rejected candidates:
      ocaml-variants.5.3.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.1.2+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.1.1+tsan: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.1.1+options: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ...
- ounit2 -> (problem)
    ounit 2.2.7 requires = 2.2.7
    Rejected candidates:
      ounit2.2.2.7: Requires ocaml >= 4.04.0
      ounit2.2.2.6: Incompatible with restriction: = 2.2.7
      ounit2.2.2.5: Incompatible with restriction: = 2.2.7
      ounit2.2.2.4: Incompatible with restriction: = 2.2.7
      ounit2.2.2.3: Incompatible with restriction: = 2.2.7
      ...