Package carbon

Failed to find a solution:

no platform:
2025-03-07 02:52.49 [INFO] Solving for ocaml-base-compiler, ocaml,
                           carbon using opam_repository_commit 8707d628f2beb80e7f60b89d60c33bdf2ffd9026

2025-03-07 02:53.21 [INFO] base: eliminated all possibilities in 0.45 s

2025-03-07 02:53.21 [INFO] = base =

2025-03-07 02:53.21 [INFO] Can't find all required versions.
Selected: angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5
          base-domains.base base-threads.base base-unix.base base64.3.5.1
          bigstringaf.0.10.0 bos.0.2.1 ca-certs.1.0.0 cohttp.6.1.0
          cohttp-eio.6.1.0 conf-bash.1 conf-gmp.4 conf-gmp-powm-sec.3
          conf-pkg-config.4 csexp.1.5.2 cstruct.6.2.0 digestif.1.2.0
          domain-name.0.4.1 dune.3.17.2 dune-configurator.3.17.2
          duration.0.2.1 eqaf.0.10 ezjsonm.1.3.0 fmt.0.9.0 fpath.0.7.3
          gmap.0.3.0 hex.1.5.0 http.6.1.0 ipaddr.5.6.0 jsonm.1.0.2 kdf.1.0.0
          logs.0.7.0 macaddr.5.6.0 mirage-crypto.2.0.0 mirage-crypto-ec.2.0.0
          mirage-crypto-pk.2.0.0 mirage-crypto-rng.2.0.0
          ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1
          ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8
          ohex.0.2.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.16.0 ptime.1.2.0
          re.1.12.0 rresult.0.7.0 seq.base stdlib-shims.0.3.0 stringext.1.6.0
          tls.2.0.0 tls-eio.2.0.0 topkg.1.0.7 uri.4.4.0 uri-sexp.4.4.0
          uutf.1.0.3 x509.1.0.5 zarith.1.14 carbon&ocaml&ocaml-base-compiler
          ocaml ocaml-variants ocaml-base-compiler ocaml ocaml-base-compiler
- base -> base.v0.16.3
    ppx_sexp_conv v0.16.0 requires >= v0.16 & < v0.17
- carbon -> carbon.0.2.0
    User requested = 0.2.0
- eio -> (problem)
    carbon 0.2.0 requires >= 1.1
    Rejected candidates:
      eio.1.2: Requires ocaml >= 5.1.0
      eio.1.1: Requires ocaml >= 5.1.0
      eio.1.0: Incompatible with restriction: >= 1.1
      eio.0.15: Incompatible with restriction: >= 1.1
      eio.0.14: Incompatible with restriction: >= 1.1
      ...
- ocaml -> ocaml.5.0.0
    User requested <= 5.0.0
- 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 -> ppxlib.0.35.0
    ppx_sexp_conv v0.16.0 requires >= 0.28.0 & < 0.36.0
- sexplib0 -> sexplib0.v0.16.0
    base v0.16.3 requires >= v0.16 & < v0.17