Package libsvm

Failed to find a solution:

no platform:
2025-02-04 15:08.21 [INFO] Solving for ocaml-base-compiler, ocaml,
                           libsvm using opam_repository_commit f872de4b7a2f4b7ccc24dfe491575cabe8c9fabe

2025-02-04 15:09.53 [INFO] base: eliminated all possibilities in 1.38 s

2025-02-04 15:09.53 [INFO] = base =

2025-02-04 15:09.53 [INFO] Can't find all required versions.
Selected: base.v0.17.1 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 conf-gsl.2 conf-pkg-config.4 core.v0.17.1
          csexp.1.5.2 dune.3.17.2 dune-configurator.3.17.2 fieldslib.v0.17.0
          gel.v0.17.0 gsl.1.25.1 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.v0.17.1
          ocamlbuild.0.15.0 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.v0.17.2 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.0.34.0 sexplib0.v0.17.0
          splittable_random.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0
          time_now.v0.17.0 typerep.v0.17.1 variantslib.v0.17.0
          libsvm&ocaml&ocaml-base-compiler ocaml-variants ocaml-base-compiler
          ocaml ocaml-base-compiler
- archimedes -> (problem)
    Rejected candidates:
      archimedes.0.4.19: Requires ocaml < 5.0
      archimedes.0.4.18: Requires ocaml < 5.0
- lacaml -> (problem)
    libsvm 0.9.0 requires < 8.0
    Rejected candidates:
      lacaml.11.1.1: Incompatible with restriction: < 8.0
      lacaml.11.1.0: Incompatible with restriction: < 8.0
      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
      ...
- libsvm -> libsvm.0.9.0
    User requested = 0.9.0
- ocaml -> ocaml.5.1.1
    User requested <= 5.1.1
- ocaml-base-compiler -> ocaml-base-compiler.5.3.0
    User requested >= 4.04.1
- ocaml-compiler -> (problem)
    ocaml-base-compiler 5.3.0 requires = 5.3.0
    Rejected candidates:
      ocaml-compiler.5.3.0: Requires ocaml = 5.3.0
      ocaml-compiler.5.3.0~rc1: Incompatible with restriction: = 5.3.0
      ocaml-compiler.5.3.0~beta2: Incompatible with restriction: = 5.3.0
      ocaml-compiler.5.3.0~beta1: Incompatible with restriction: = 5.3.0
      ocaml-compiler.5.3.0~alpha1: Incompatible with restriction: = 5.3.0
      ...
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.4.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0~beta2+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- ppxlib_jane -> ppxlib_jane.v0.17.0
    ppx_bin_prot v0.17.0 requires >= v0.17 & <> v0.17.1
- sexplib -> (problem)
    core v0.17.1 requires >= v0.17 & < v0.18
    libsvm 0.9.0 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
      ...