Package opass

Failed to find a solution:

no platform:
2024-01-29 14:49.21 [INFO] Solving for ocaml-base-compiler, ocaml,
                           opass using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 14:49.27 [INFO] base: eliminated all possibilities in 3.01 s

2024-01-29 14:49.27 [INFO] = base =

2024-01-29 14:49.27 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-bytes.base base-domains.base base-nnp.base
          base-threads.base base-unix.base csv.2.4 dune.3.13.0 ocaml-config.3
          ocaml-options-vanilla.1 ocamlfind.1.9.6
          opass&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml base-domains ocaml ocaml-base-compiler
- core -> (problem)
    opass 1.0.2 requires >= 108.08.00 & < 113.24.00
    Rejected candidates:
      core.v0.16.2: Incompatible with restriction: >= 108.08.00 & < 113.24.00
      core.v0.16.1: Incompatible with restriction: >= 108.08.00 & < 113.24.00
      core.v0.16.0: Requires ocaml >= 4.14.0 & < 5.1~
      core.v0.15.1: Requires ocaml >= 4.11.0 & < 5.1~
      core.v0.15.0: Requires ocaml >= 4.11.0 & < 5.1~
      ...
- 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~
- opass -> opass.1.0.2
    User requested = 1.0.2