Package bookaml

Failed to find a solution:

no platform:
2024-01-29 15:07.32 [INFO] Solving for ocaml-base-compiler, ocaml,
                           bookaml using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:07.37 [INFO] base: eliminated all possibilities in 2.90 s

2024-01-29 15:07.37 [INFO] = base =

2024-01-29 15:07.37 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base batteries.3.7.2 calendar.3.0.0
          camlp-streams.5.0.1 camlp4.4.02.0-1modular-implicits conf-gmp.4
          conf-gmp-powm-sec.3 conf-pkg-config.3 conf-which.1 conf-zlib.1
          cryptokit.1.19 csexp.1.5.2 dune.3.13.0 dune-configurator.3.13.0
          num.1.5 ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.14.3
          ocamlfind.1.9.6 re.1.11.0 seq.base zarith.1.13
          bookaml&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml base-domains ocaml ocaml-base-compiler
- bookaml -> bookaml.2.0
    User requested = 2.0
- 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~
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.3.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- ocamlnet -> (problem)
    bookaml 2.0 requires < 4
    Rejected candidates:
      ocamlnet.4.1.9-2: Incompatible with restriction: < 4
      ocamlnet.4.1.9-1: Incompatible with restriction: < 4
      ocamlnet.4.1.9: Incompatible with restriction: < 4
      ocamlnet.4.1.8: Incompatible with restriction: < 4
      ocamlnet.4.1.7: Incompatible with restriction: < 4
      ...
- tyxml -> (problem)
    bookaml 2.0 requires < 4.3
    Rejected candidates:
      tyxml.4.6.0: Incompatible with restriction: < 4.3
      tyxml.4.5.0: Incompatible with restriction: < 4.3
      tyxml.4.4.0: Incompatible with restriction: < 4.3
      tyxml.4.3.0: Incompatible with restriction: < 4.3
      tyxml.4.2.0: Requires ocaml >= 4.02 & < 5.0
      ...