Package libsvm

Failed to find a solution:

no platform:
2024-05-29 15:02.53 [INFO] Solving for ocaml-base-compiler, ocaml,
                           libsvm using opam_repository_commit 7311123dcaba6b163a96ad2219b8cc4e59df93a3

2024-05-29 15:03.00 [INFO] base: eliminated all possibilities in 3.36 s

2024-05-29 15:03.00 [INFO] = base =

2024-05-29 15:03.00 [INFO] Can't find all required versions.
Selected: base.v0.17.0 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.3.15.3 dune-configurator.3.15.3
          fieldslib.v0.17.0 gel.v0.17.0 int_repr.v0.17.0
          jane-street-headers.v0.17.0 jst-config.v0.17.0
          ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1
          ocaml_intrinsics_kernel.v0.17.0 ocamlbuild.0.14.3 ocamlfind.1.9.6
          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.0.32.1 ppxlib_jane.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 libsvm&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler ocaml base-domains ocaml
          ocaml-base-compiler
- lacaml -> (problem)
    libsvm 0.9.1 requires < 8.0
    Rejected candidates:
      lacaml.11.0.10: Incompatible with restriction: < 8.0
      lacaml.11.0.8: Incompatible with restriction: < 8.0
      lacaml.11.0.7: Incompatible with restriction: < 8.0
      lacaml.11.0.6: Requires base < v0.17
      lacaml.11.0.5: Requires base < v0.17
      ...
- libsvm -> libsvm.0.9.1
    User requested = 0.9.1
- 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~
- sexplib -> (problem)
    core v0.17.1 requires >= v0.17 & < v0.18
    libsvm 0.9.1 requires not(>= 113.24.00)
    Rejected candidates:
      sexplib.v0.17.0: Incompatible with restriction: not(>= 113.24.00)
      sexplib.v0.16.0: Incompatible with restriction: >= v0.17 & < v0.18
      sexplib.v0.15.1: Incompatible with restriction: >= v0.17 & < v0.18
      sexplib.v0.15.0: Incompatible with restriction: >= v0.17 & < v0.18
      sexplib.v0.14.0: Incompatible with restriction: >= v0.17 & < v0.18
      ...