Package future

Failed to find a solution:

no platform:
2024-01-29 15:15.48 [INFO] Solving for ocaml-base-compiler, ocaml,
                           future using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 15:15.54 [INFO] base: eliminated all possibilities in 2.99 s

2024-01-29 15:15.54 [INFO] = base =

2024-01-29 15:15.54 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base camlp-streams.5.0.1 cfstream.1.3.2
          conf-m4.1 csexp.1.5.2 dune.3.13.0 dune-configurator.3.13.0 num.1.5
          ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1
          ocamlbuild.0.14.3 ocamlfind.1.9.6 ppx_derivers.1.2.1 ppxlib.0.31.0
          re.1.11.0 seq.base stdlib-shims.0.3.0
          future&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler ocaml base-domains ocaml ocaml-base-compiler
- base -> base.v0.15.1
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- base_quickcheck -> base_quickcheck.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- bin_prot -> bin_prot.v0.15.0
    ppx_bin_prot v0.15.0 requires >= v0.15 & < v0.16
- core -> (problem)
    Rejected candidates:
      core.v0.16.2: Requires base >= v0.16 & < v0.17
      core.v0.16.1: Requires base >= v0.16 & < v0.17
      core.v0.16.0: Requires ocaml >= 4.14.0 & < 5.1~
      core.v0.15.1: Requires ocaml >= 4.11.0 & < 5.1~
      core.v0.15.0: Requires ocaml >= 4.11.0 & < 5.1~
      ...
- core_kernel -> core_kernel.v0.15.0
    cfstream 1.3.2 requires >= v0.11.0 & < v0.16
- fieldslib -> fieldslib.v0.15.0
    ppx_fields_conv v0.15.0 requires >= v0.15 & < v0.16
- future -> future.0.1.0
    User requested = 0.1.0
- int_repr -> int_repr.v0.15.0
    core_kernel v0.15.0 requires >= v0.15 & < v0.16
- jane-street-headers -> jane-street-headers.v0.15.0
    time_now v0.15.0 requires >= v0.15 & < v0.16
- jst-config -> jst-config.v0.15.1
    time_now v0.15.0 requires >= v0.15 & < v0.16
- 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~
- parsexp -> parsexp.v0.15.0
    sexplib v0.15.1 requires >= v0.15 & < v0.16
- ppx_assert -> ppx_assert.v0.15.0
    jst-config v0.15.1 requires >= v0.15 & < v0.16
- ppx_base -> ppx_base.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- ppx_bench -> ppx_bench.v0.15.1
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_bin_prot -> ppx_bin_prot.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_cold -> ppx_cold.v0.15.0
    ppx_assert v0.15.0 requires >= v0.15 & < v0.16
- ppx_compare -> ppx_compare.v0.15.0
    bin_prot v0.15.0 requires >= v0.15 & < v0.16
- ppx_custom_printf -> ppx_custom_printf.v0.15.0
    bin_prot v0.15.0 requires >= v0.15 & < v0.16
- ppx_disable_unused_warnings -> ppx_disable_unused_warnings.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_enumerate -> ppx_enumerate.v0.15.0
    ppx_base v0.15.0 requires >= v0.15 & < v0.16
- ppx_expect -> ppx_expect.v0.15.1
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_fields_conv -> ppx_fields_conv.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- ppx_fixed_literal -> ppx_fixed_literal.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_hash -> ppx_hash.v0.15.0
    ppx_base v0.15.0 requires >= v0.15 & < v0.16
- ppx_here -> ppx_here.v0.15.0
    ppx_assert v0.15.0 requires >= v0.15 & < v0.16
- ppx_ignore_instrumentation -> ppx_ignore_instrumentation.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_inline_test -> ppx_inline_test.v0.15.1
    ppx_bench v0.15.1 requires >= v0.15 & < v0.16
- ppx_jane -> ppx_jane.v0.15.0
    core_kernel v0.15.0 requires >= v0.15 & < v0.16
- ppx_let -> ppx_let.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- ppx_log -> ppx_log.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_module_timer -> ppx_module_timer.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_optcomp -> ppx_optcomp.v0.15.0
    bin_prot v0.15.0 requires >= v0.15 & < v0.16
- ppx_optional -> ppx_optional.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_pipebang -> ppx_pipebang.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_sexp_conv -> ppx_sexp_conv.v0.15.1
    bin_prot v0.15.0 requires >= v0.15 & < v0.16
- ppx_sexp_message -> ppx_sexp_message.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- ppx_sexp_value -> ppx_sexp_value.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- ppx_stable -> ppx_stable.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_string -> ppx_string.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_typerep_conv -> ppx_typerep_conv.v0.15.0
    ppx_jane v0.15.0 requires >= v0.15 & < v0.16
- ppx_variants_conv -> ppx_variants_conv.v0.15.0
    bin_prot v0.15.0 requires >= v0.15 & < v0.16
- sexplib -> sexplib.v0.15.1
    ppx_log v0.15.0 requires >= v0.15 & < v0.16
- sexplib0 -> sexplib0.v0.15.1
    base v0.15.1 requires >= v0.15 & < v0.16
- solvuu_build -> (problem)
    Rejected candidates:
      solvuu_build.0.0.2: Requires ocaml >= 4.02.0 & < 4.03.0
      solvuu_build.0.0.1: Requires ocaml >= 4.02.0 & < 4.03.0
- splittable_random -> splittable_random.v0.15.0
    base_quickcheck v0.15.0 requires >= v0.15 & < v0.16
- stdio -> stdio.v0.15.0
    ppx_expect v0.15.1 requires >= v0.15 & < v0.16
- time_now -> time_now.v0.15.0
    ppx_inline_test v0.15.1 requires >= v0.15 & < v0.16
- typerep -> typerep.v0.15.0
    ppx_typerep_conv v0.15.0 requires >= v0.15 & < v0.16
- variantslib -> variantslib.v0.15.0
    ppx_variants_conv v0.15.0 requires >= v0.15 & < v0.16