Package nanomsg

Failed to find a solution:

no platform:
2024-01-29 15:07.51 [INFO] Solving for ocaml-base-compiler, ocaml,
                           nanomsg using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:07.56 [INFO] base: eliminated all possibilities in 2.74 s

2024-01-29 15:07.56 [INFO] = base =

2024-01-29 15:07.56 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base bigarray-compat.1.1.0
          conf-libffi.2.0.0 conf-nanomsg.0 conf-pkg-config.3
          containers.3.13.1 csexp.1.5.2 ctypes.0.21.1 ctypes-foreign.0.21.1
          domain-name.0.4.0 dune.3.13.0 dune-configurator.3.13.0 either.1.0.0
          integers.0.7.0 ipaddr.5.5.0 macaddr.5.5.0 ocaml-config.3
          ocaml-options-vanilla.1 ocamlbuild.0.14.3 ocamlfind.1.9.6
          stdlib-shims.0.3.0 nanomsg&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler ocaml base-domains ocaml
          ocaml-base-compiler
- nanomsg -> nanomsg.1.0
    User requested = 1.0
- 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~
- ppx_deriving -> (problem)
    nanomsg 1.0 requires >= 1.0 & < 3.0
    Rejected candidates:
      ppx_deriving.5.2.1: Incompatible with restriction: >= 1.0 & < 3.0
      ppx_deriving.5.2: Incompatible with restriction: >= 1.0 & < 3.0
      ppx_deriving.5.1: Incompatible with restriction: >= 1.0 & < 3.0
      ppx_deriving.5.0: Incompatible with restriction: >= 1.0 & < 3.0
      ppx_deriving.4.5-1: Incompatible with restriction: >= 1.0 & < 3.0
      ...