Package async-mvar

Failed to find a solution:

no platform:
2024-09-12 08:06.57 [INFO] Solving for ocaml-base-compiler, ocaml,
                           async-mvar using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:07.04 [INFO] base: eliminated all possibilities in 3.17 s

2024-09-12 08:07.04 [INFO] = base =

2024-09-12 08:07.04 [INFO] Can't find all required versions.
Selected: async_kernel.v0.17.0 base.v0.17.1 base-bigarray.base
          base-domains.base base-nnp.base base-threads.base base-unix.base
          base_bigstring.v0.17.0 base_quickcheck.v0.17.0 bin_prot.v0.17.0
          capitalization.v0.17.0 core.v0.17.1 csexp.1.5.2 dune.3.16.0
          dune-configurator.3.16.0 fieldslib.v0.17.0 gel.v0.17.0
          host-arch-x86_64.1 int_repr.v0.17.0 jane-street-headers.v0.17.0
          jst-config.v0.17.0 num.1.5-1 obuild.0.1.11
          ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1
          ocaml_intrinsics_kernel.v0.17.1 ocamlfind.1.9.6 parsexp.v0.17.0
          ppx_assert.v0.17.0 ppx_base.v0.17.0 ppx_bench.v0.17.0
          ppx_bin_prot.v0.17.0 ppx_cold.v0.17.0 ppx_compare.v0.17.0
          ppx_custom_printf.v0.17.0 ppx_derivers.1.2.1 ppx_diff.v0.17.0
          ppx_disable_unused_warnings.v0.17.0 ppx_enumerate.v0.17.0
          ppx_expect.v0.17.0 ppx_fields_conv.v0.17.0
          ppx_fixed_literal.v0.17.0 ppx_globalize.v0.17.0 ppx_hash.v0.17.0
          ppx_here.v0.17.0 ppx_ignore_instrumentation.v0.17.0
          ppx_inline_test.v0.17.0 ppx_jane.v0.17.0 ppx_let.v0.17.0
          ppx_log.v0.17.0 ppx_module_timer.v0.17.0 ppx_optcomp.v0.17.0
          ppx_optional.v0.17.0 ppx_pipebang.v0.17.0 ppx_sexp_conv.v0.17.0
          ppx_sexp_message.v0.17.0 ppx_sexp_value.v0.17.0 ppx_stable.v0.17.0
          ppx_stable_witness.v0.17.0 ppx_string.v0.17.0
          ppx_string_conv.v0.17.0 ppx_tydi.v0.17.0 ppx_typerep_conv.v0.17.0
          ppx_variants_conv.v0.17.0 ppxlib.0.33.0 ppxlib_jane.v0.17.0
          sexplib.v0.17.0 sexplib0.v0.17.0 splittable_random.v0.17.0
          stdio.v0.17.0 stdlib-shims.0.3.0 time_now.v0.17.0 typerep.v0.17.0
          variantslib.v0.17.0 async-mvar&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler system-mingw ocaml
          base-domains ocaml ocaml-base-compiler
- async-mvar -> async-mvar.0.1.0
    User requested = 0.1.0
- core_kernel -> (problem)
    async-mvar 0.1.0 requires < 113.24.00
    async_kernel v0.17.0 requires >= v0.17 & < v0.18
    Rejected candidates:
      core_kernel.v0.17.0: Incompatible with restriction: < 113.24.00
      core_kernel.v0.16.0: Incompatible with restriction: < 113.24.00
      core_kernel.v0.15.0: Incompatible with restriction: < 113.24.00
      core_kernel.v0.14.2: Incompatible with restriction: < 113.24.00
      core_kernel.v0.14.1: Incompatible with restriction: < 113.24.00
      ...
- ocaml -> ocaml.5.1.1
    User requested <= 5.1.1
- ocaml-base-compiler -> ocaml-base-compiler.5.1.1
    User requested >= 4.04.1
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires >= 5.1.1~ & < 5.1.2~
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied