Package bignum

Failed to find a solution:

no platform:
2024-09-12 08:24.07 [INFO] Solving for ocaml-base-compiler, ocaml,
                           bignum using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:24.13 [INFO] base: eliminated all possibilities in 2.97 s

2024-09-12 08:24.13 [INFO] = base =

2024-09-12 08:24.13 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base camlp-streams.5.0.1 camlp4.5.1
          conf-gmp.4 conf-perl.2 dune.3.16.0 host-arch-x86_64.1
          ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.15.0
          ocamlfind.1.9.6 bignum&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler system-mingw ocaml
          base-domains ocaml ocaml-base-compiler
- bignum -> bignum.111.13.00
    User requested = 111.13.00
- core_kernel -> (problem)
    bignum 111.13.00 requires = 111.13.00
    Rejected candidates:
      core_kernel.v0.17.0: Incompatible with restriction: = 111.13.00
      core_kernel.v0.16.0: Incompatible with restriction: = 111.13.00
      core_kernel.v0.15.0: Incompatible with restriction: = 111.13.00
      core_kernel.v0.14.2: Incompatible with restriction: = 111.13.00
      core_kernel.v0.14.1: Incompatible with restriction: = 111.13.00
      ...
- ocaml -> ocaml.5.1.1
    User requested <= 5.1.1
- ocaml-base-compiler -> ocaml-base-compiler.5.1.1
    User requested >= 4.04.1
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires >= 5.1.1~ & < 5.1.2~
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied
- zarith -> zarith.1.7-1
    bignum 111.13.00 requires < 1.9