Package ocamltter

Failed to find a solution:

no platform:
2024-09-12 08:02.59 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ocamltter using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:03.06 [INFO] base: eliminated all possibilities in 2.88 s

2024-09-12 08:03.06 [INFO] = base =

2024-09-12 08:03.06 [INFO] Can't find all required versions.
Selected: base-num.base base-ocamlbuild.base base-unix.base
          camlp4.4.02.0-1modular-implicits conf-libcurl.2 conf-pkg-config.3
          conf-which.1 conf-zlib.1 cryptokit.1.10 meta_conv.1.1.2 num.0
          ocaml-config.3 ocamlfind.1.9.6 ocurl.0.8.1 tiny_json.1.1.4
          tiny_json_conv.1.4.1 type_conv.111.13.00
          ocamltter&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler
- ocaml -> ocaml.4.00.1
    User requested <= 5.1.1
    base-num base requires < 4.06.0
    base-ocamlbuild base requires >= 3.10 & < 4.03
    meta_conv 1.1.2 requires = 4.00.1
- ocaml-base-compiler -> (problem)
    User requested >= 4.04.1
    Rejected candidates:
      ocaml-base-compiler.5.2.0: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~rc1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta2: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~beta1: Requires ocaml = 5.2.0
      ocaml-base-compiler.5.2.0~alpha1: Requires ocaml = 5.2.0
      ...
- ocaml-variants -> (problem)
    camlp4 4.02.0-1modular-implicits requires = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
    Rejected candidates:
      ocaml-variants.5.4.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.3.0+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.1+trunk: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+statmemprof: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ocaml-variants.5.2.0+options: Incompatible with restriction: = 4.02.0+modular-implicits | = 4.02.1+modular-implicits-ber
      ...
- ocamlbuild -> ocamlbuild.0
    cryptokit 1.10 requires <> 0.9.0
- ocamltter -> ocamltter.2.0.1
    User requested = 2.0.1
- omake -> omake.0.9.8.6-0.rc1
    spotlib 2.1.2 requires < 0.10.1
- spotlib -> spotlib.2.1.2
    ocamltter 2.0.1 requires >= 2.1.1 & <= 2.1.2