Package async_ssl

Failed to find a solution:

no platform:
2024-01-29 15:11.59 [INFO] Solving for ocaml-base-compiler, ocaml,
                           async_ssl using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:12.05 [INFO] base: eliminated all possibilities in 2.77 s

2024-01-29 15:12.05 [INFO] = base =

2024-01-29 15:12.05 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base camlp4.4.02.0-1modular-implicits
          conf-libffi.2.0.0 conf-pkg-config.3 conf-which.1 csexp.1.5.2
          ctypes-foreign.0.21.1 dune.3.13.0 dune-configurator.3.13.0
          ocaml-config.3 ocaml-options-vanilla.1 ocamlbuild.0.14.3
          ocamlfind.1.9.6 ounit.2.2.7 ounit2.2.2.7 seq.base
          stdlib-shims.0.3.0 async_ssl&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler ocaml base-domains ocaml
          ocaml-base-compiler
- async -> (problem)
    async_ssl 111.21.00 requires >= 111.03.00 & < 112.07.00
    Rejected candidates:
      async.v0.16.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      async.v0.15.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      async.v0.14.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      async.v0.13.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      async.v0.12.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      ...
- async_ssl -> async_ssl.111.21.00
    User requested = 111.21.00
- ctypes -> (problem)
    async_ssl 111.21.00 requires >= 0.3.2 & < 0.4.0
    Rejected candidates:
      ctypes.0.21.1: Incompatible with restriction: >= 0.3.2 & < 0.4.0
      ctypes.0.20.2: Incompatible with restriction: >= 0.3.2 & < 0.4.0
      ctypes.0.20.1: Incompatible with restriction: >= 0.3.2 & < 0.4.0
      ctypes.0.20.0: Incompatible with restriction: >= 0.3.2 & < 0.4.0
      ctypes.0.19.1: Incompatible with restriction: >= 0.3.2 & < 0.4.0
      ...
- herelib -> (problem)
    async_ssl 111.21.00 requires >= 109.35.00 & < 109.36.00
    Rejected candidates:
      herelib.112.35.00: Incompatible with restriction: >= 109.35.00 & < 109.36.00
      herelib.109.35.02: Requires ocaml >= 4.00.0 & < 4.06.0
      herelib.109.35.00: Requires ocaml >= 4.00.0 & < 4.06.0
      herelib.109.15.00: Incompatible with restriction: >= 109.35.00 & < 109.36.00
      herelib.109.14.00: Incompatible with restriction: >= 109.35.00 & < 109.36.00
      ...
- 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~
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.3.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- pa_bench -> pa_bench.112.06.00
    async_ssl 111.21.00 requires >= 109.55.00 & < 112.07.00
- pa_ounit -> pa_ounit.111.28.00
    async_ssl 111.21.00 requires >= 109.53.00 & < 111.29.00
- sexplib -> (problem)
    async_ssl 111.21.00 requires >= 111.03.00 & < 112.07.00
    Rejected candidates:
      sexplib.v0.16.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      sexplib.v0.15.1: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      sexplib.v0.15.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      sexplib.v0.14.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      sexplib.v0.13.0: Incompatible with restriction: >= 111.03.00 & < 112.07.00
      ...
- type_conv -> (problem)
    pa_bench 112.06.00 requires >= 109.53.00 & < 112.02.00
    Rejected candidates:
      type_conv.113.00.02: Incompatible with restriction: >= 109.53.00 & < 112.02.00
      type_conv.113.00.01: Incompatible with restriction: >= 109.53.00 & < 112.02.00
      type_conv.113.00.00: Incompatible with restriction: >= 109.53.00 & < 112.02.00
      type_conv.112.01.02: Requires ocaml >= 4.02.0 & < 4.03
      type_conv.112.01.01: Requires ocaml >= 4.02.0 & < 4.03
      ...