Package mirage-entropy-xen

Failed to find a solution:

no platform:
2024-01-29 14:44.16 [INFO] Solving for ocaml-base-compiler, ocaml,
                           mirage-entropy-xen using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 14:44.21 [INFO] base: eliminated all possibilities in 2.27 s

2024-01-29 14:44.21 [INFO] = base =

2024-01-29 14:44.21 [INFO] Can't find all required versions.
Selected: base-bytes.base base-num.base base-threads.base base-unix.base
          camlp4.4.05+system conf-time.1 conf-which.1 cppo.1.6.9
          cppo_ocamlbuild.1.6.9 cstruct-lwt.0 dune.3.13.0 num.0
          ocaml-config.3 ocaml-secondary-compiler.4.08.1-1 ocamlbuild.0.14.3
          ocamlfind.1.9.6 ocamlfind-secondary.1.9.6 ocplib-endian.1.2
          ppx_derivers.1.2.1 ppx_tools_versioned.5.4.0 result.1.5
          sexplib.v0.14.0 mirage-entropy-xen&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler ocaml&ocamlfind-secondary
          base-no-ppx
- base -> (problem)
    Rejected candidates:
      base.v0.16.3: Requires ocaml >= 4.14.0
      base.v0.16.2: Requires ocaml >= 4.14.0
      base.v0.16.1: Requires ocaml >= 4.14.0
      base.v0.16.0: Requires ocaml >= 4.14.0
      base.v0.15.1: Requires ocaml >= 4.10.0
      ...
- base-no-ppx -> (problem)
    Rejected candidates:
      base-no-ppx.base: Requires ocaml < 4.02.0
- cstruct -> cstruct.2.4.1
    cstruct-lwt 0 requires < 3.0.0
- lwt -> lwt.3.0.0
    mirage-entropy-xen 0.3.0 requires < 3.2.0
- mirage-entropy-xen -> mirage-entropy-xen.0.3.0
    User requested = 0.3.0
- mirage-xen -> (problem)
    mirage-entropy-xen 0.3.0 requires >= 2.2.0 & < 3.0.0
    Rejected candidates:
      mirage-xen.8.0.2: Incompatible with restriction: >= 2.2.0 & < 3.0.0
      mirage-xen.8.0.1: Incompatible with restriction: >= 2.2.0 & < 3.0.0
      mirage-xen.8.0.0: Incompatible with restriction: >= 2.2.0 & < 3.0.0
      mirage-xen.7.2.0: Incompatible with restriction: >= 2.2.0 & < 3.0.0
      mirage-xen.6.0.1: Incompatible with restriction: >= 2.2.0 & < 3.0.0
      ...
- ocaml -> ocaml.4.05.1
    User requested <= 5.1.0
    base-num base requires < 4.06.0
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.1.1: Requires ocaml = 5.1.1
      ocaml-base-compiler.5.1.1~rc1: Requires ocaml = 5.1.1
      ocaml-base-compiler.5.1.0: Requires ocaml = 5.1.0
      ocaml-base-compiler.5.1.0~rc3: Requires ocaml = 5.1.0
      ocaml-base-compiler.5.1.0~rc2: Requires ocaml = 5.1.0
      ...
- ocaml-migrate-parsetree -> ocaml-migrate-parsetree.1.8.0
    cstruct 2.4.1 requires < 2.0.0
- ocaml-system -> (problem)
    No usable implementations:
      ocaml-system.5.1.1: Availability condition not satisfied
      ocaml-system.5.1.0: Availability condition not satisfied
      ocaml-system.5.0.0: Availability condition not satisfied
      ocaml-system.4.14.1: Availability condition not satisfied
      ocaml-system.4.14.0: Availability condition not satisfied
      ...
- parsexp -> parsexp.v0.14.2
    sexplib v0.14.0 requires >= v0.14 & < v0.15
- sexplib0 -> sexplib0.v0.14.0
    parsexp v0.14.2 requires >= v0.14 & < v0.15