Package clangml

Failed to find a solution:

no platform:
2024-01-29 15:13.44 [INFO] Solving for ocaml-base-compiler, ocaml,
                           clangml using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:13.49 [INFO] base: eliminated all possibilities in 2.69 s

2024-01-29 15:13.49 [INFO] = base =

2024-01-29 15:13.49 [INFO] Can't find all required versions.
Selected: ANSITerminal.0.8.5 base-bytes.base base-num.base
          base-ocamlbuild.base base-threads.base base-unix.base
          batteries.3.7.1 camlp-streams.5.0.1
          camlp4.4.02.0-1modular-implicits conf-which.1 deriving.0.7.1
          dune.3.13.0 num.0 oasis.0.4.11 ocaml-config.3
          ocaml-secondary-compiler.4.08.1-1 ocamlbuild.0 ocamlfind.1.9.6
          ocamlfind-secondary.1.9.6 ocamlify.0.0.1 ocamlmod.0.0.9 optcomp.1.6
          clangml&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml&ocamlfind-secondary
- clangml -> clangml.3.8.0
    User requested = 3.8.0
- dolog -> dolog.3.0
    clangml 3.8.0 requires < 4.0.0
- ocaml -> ocaml.4.02.4
    User requested <= 5.1.0
    base-num base requires < 4.06.0
    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-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
      ...