Package immutable

Failed to find a solution:

no platform:
2024-01-29 14:53.01 [INFO] Solving for ocaml-base-compiler, ocaml,
                           immutable using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 14:53.06 [INFO] base: eliminated all possibilities in 2.60 s

2024-01-29 14:53.06 [INFO] = base =

2024-01-29 14:53.06 [INFO] Can't find all required versions.
Selected: base-ocamlbuild.base base-threads.base base-unix.base dune.3.13.0
          ocaml-config.3 ocaml-secondary-compiler.4.08.1-1 ocamlbuild.0
          ocamlfind.1.9.6 ocamlfind-secondary.1.9.6 result.1.5
          immutable&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml&ocamlfind-secondary
- immutable -> immutable.0.0.1
    User requested = 0.0.1
- ocaml -> ocaml.4.02.4
    User requested <= 5.1.0
    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
      ...
- reason -> (problem)
    immutable 0.0.1 requires = 1.13.0
    Rejected candidates:
      reason.3.10.0: Incompatible with restriction: = 1.13.0
      reason.3.9.0: Incompatible with restriction: = 1.13.0
      reason.3.8.2: Incompatible with restriction: = 1.13.0
      reason.3.8.1: Incompatible with restriction: = 1.13.0
      reason.3.8.0: Incompatible with restriction: = 1.13.0
      ...
- topkg -> topkg.0.8.1
    immutable 0.0.1 requires = 0.8.1