Package arakoon

Failed to find a solution:

no platform:
2024-01-29 15:09.06 [INFO] Solving for ocaml-base-compiler, ocaml,
                           arakoon using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:09.11 [INFO] base: eliminated all possibilities in 2.39 s

2024-01-29 15:09.11 [INFO] = base =

2024-01-29 15:09.11 [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 conf-libev.4-12 conf-libssl.4
          conf-pkg-config.3 conf-snappy.1 cppo.1.6.9 csexp.1.5.2 dune.3.13.0
          dune-configurator.3.13.0 lwt.5.7.0 ocaml-config.3
          ocaml-options-vanilla.1 ocamlbuild.0.14.3 ocamlfind.1.9.6
          ocplib-endian.1.2 quickcheck.1.0.2 snappy.0.1.2 ssl.0.7.0
          arakoon&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml base-domains ocaml ocaml-base-compiler
- arakoon -> arakoon.1.8.12
    User requested = 1.8.12
- camlbz2 -> (problem)
    Rejected candidates:
      camlbz2.0.7.0: Requires ocaml < 5.0
      camlbz2.0.6.0: Requires ocaml < 5.0
- camltc -> (problem)
    arakoon 1.8.12 requires >= 0.9.2
    Rejected candidates:
      camltc.0.9.8: Requires ocaml > 4.02.3 & < 5.0
      camltc.0.9.7.0: Requires ocaml > 4.02.2 & < 5.0
      camltc.0.9.6: Requires ocaml > 4.02.2 & < 5.0
      camltc.0.9.5: Requires ocaml > 4.02.2 & < 4.06.0
      camltc.0.9.4: Requires ocaml > 4.02.2 & < 4.06.0
      ...
- 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~
- optcomp -> (problem)
    Rejected candidates:
      optcomp.1.6: Requires ocaml >= 3.12 & < 4.06.0
      optcomp.1.5: Requires ocaml >= 3.12 & < 4.06.0
      optcomp.1.4: Requires ocaml < 4.06.0
- sexplib -> (problem)
    arakoon 1.8.12 requires = 113.00.00
    Rejected candidates:
      sexplib.v0.16.0: Incompatible with restriction: = 113.00.00
      sexplib.v0.15.1: Incompatible with restriction: = 113.00.00
      sexplib.v0.15.0: Incompatible with restriction: = 113.00.00
      sexplib.v0.14.0: Incompatible with restriction: = 113.00.00
      sexplib.v0.13.0: Incompatible with restriction: = 113.00.00
      ...