Package spotlib

Failed to find a solution:

no platform:
2024-09-12 08:14.17 [INFO] Solving for ocaml-base-compiler, ocaml,
                           spotlib using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:14.23 [INFO] base: eliminated all possibilities in 2.75 s

2024-09-12 08:14.23 [INFO] = base =

2024-09-12 08:14.23 [INFO] Can't find all required versions.
Selected: ocaml-config.3 ocamlfind.1.9.6 spotlib&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler
- ocaml -> ocaml.3.12.1
    User requested <= 5.1.1
    omake 0.9.8.6-0.rc1 requires < 4.06.0
    spotlib 1.0.0 requires = 3.12.1
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.2.0: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~rc1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta2: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~alpha1: Requires ocaml = 5.2.0
      ...
- omake -> omake.0.9.8.6-0.rc1
    spotlib 1.0.0 requires < 0.10.1
- spotlib -> spotlib.1.0.0
    User requested = 1.0.0