Package core_bench

Failed to find a solution:

no platform:
2024-01-29 14:50.31 [INFO] Solving for ocaml-base-compiler, ocaml,
                           core_bench using opam_repository_commit 251c5edf2ecdd2541c324dacb931c3606ee71eeb

2024-01-29 14:50.36 [INFO] base: eliminated all possibilities in 2.62 s

2024-01-29 14:50.36 [INFO] = base =

2024-01-29 14:50.36 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base camlp4.4.02.0-1modular-implicits
          conf-which.1 dune.3.13.0 ocaml-config.3 ocaml-options-vanilla.1
          ocamlbuild.0.14.3 ocamlfind.1.9.6 ounit.2.2.7 ounit2.2.2.7 seq.base
          stdlib-shims.0.3.0 core_bench&ocaml&ocaml-base-compiler
          ocaml-base-compiler ocaml-base-compiler ocaml base-domains ocaml
          ocaml-base-compiler
- async -> (problem)
    textutils 109.53.00 requires = 109.53.00
    Rejected candidates:
      async.v0.16.0: Requires textutils >= v0.16 & < v0.17
      async.v0.15.0: Requires textutils >= v0.15 & < v0.16
      async.v0.14.0: Requires textutils >= v0.14 & < v0.15
      async.v0.13.0: Requires textutils >= v0.13 & < v0.14
      async.v0.12.0: Requires textutils >= v0.12 & < v0.13
      ...
- bin_prot -> (problem)
    core_bench 109.53.00 requires = 109.53.00
    Rejected candidates:
      bin_prot.v0.16.0: Incompatible with restriction: = 109.53.00
      bin_prot.v0.15.0: Incompatible with restriction: = 109.53.00
      bin_prot.v0.14.1: Incompatible with restriction: = 109.53.00
      bin_prot.v0.14.0: Incompatible with restriction: = 109.53.00
      bin_prot.v0.13.0: Incompatible with restriction: = 109.53.00
      ...
- comparelib -> comparelib.109.27.00
    core_bench 109.53.00 requires = 109.27.00
- core -> (problem)
    core_bench 109.53.00 requires = 109.53.01
    Rejected candidates:
      core.v0.16.2: Incompatible with restriction: = 109.53.01
      core.v0.16.1: Incompatible with restriction: = 109.53.01
      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_bench -> core_bench.109.53.00
    User requested = 109.53.00
- fieldslib -> (problem)
    core_bench 109.53.00 requires = 109.20.00
    Rejected candidates:
      fieldslib.v0.16.0: Incompatible with restriction: = 109.20.00
      fieldslib.v0.15.0: Incompatible with restriction: = 109.20.00
      fieldslib.v0.14.0: Incompatible with restriction: = 109.20.00
      fieldslib.v0.13.0: Incompatible with restriction: = 109.20.00
      fieldslib.v0.12.0: Incompatible with restriction: = 109.20.00
      ...
- 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~
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.3.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.2.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.2+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+tsan: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.1.1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- pa_ounit -> pa_ounit.109.53.00
    core_bench 109.53.00 requires = 109.53.00
- sexplib -> (problem)
    core_bench 109.53.00 requires = 109.53.00
    Rejected candidates:
      sexplib.v0.16.0: Incompatible with restriction: = 109.53.00
      sexplib.v0.15.1: Incompatible with restriction: = 109.53.00
      sexplib.v0.15.0: Incompatible with restriction: = 109.53.00
      sexplib.v0.14.0: Incompatible with restriction: = 109.53.00
      sexplib.v0.13.0: Incompatible with restriction: = 109.53.00
      ...
- textutils -> textutils.109.53.00
    core_bench 109.53.00 requires = 109.53.00
- type_conv -> (problem)
    comparelib 109.27.00 requires >= 109.15.00 & <= 109.53.00
    pa_ounit 109.53.00 requires = 109.53.00
    Rejected candidates:
      type_conv.113.00.02: Incompatible with restriction: >= 109.15.00 & <= 109.53.00
      type_conv.113.00.01: Incompatible with restriction: >= 109.15.00 & <= 109.53.00
      type_conv.113.00.00: Incompatible with restriction: >= 109.15.00 & <= 109.53.00
      type_conv.112.01.02: Incompatible with restriction: >= 109.15.00 & <= 109.53.00
      type_conv.112.01.01: Incompatible with restriction: >= 109.15.00 & <= 109.53.00
      ...