Package ocaml-unikraft-default-arm64

Failed to find a solution:

no platform:
2025-07-01 21:53.41 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ocaml-unikraft-default-arm64 using opam_repository_commit 84d2c8f5caa2f07e0c67088f2a260a7eb0b4ab99

2025-07-01 21:54.07 [INFO] base: eliminated all possibilities in 0.16 s

2025-07-01 21:54.07 [INFO] = base =

2025-07-01 21:54.07 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-effects.base
          base-nnp.base base-threads.base base-unix.base
          conf-aarch64-linux-gnu-gcc.1 conf-bison.2 conf-flex.2 conf-git.1.1
          conf-python-3.9.0.0 ocaml-options-vanilla.1 ocaml-src.5.3.0
          ocaml-unikraft-arm64.1.0.0 ocaml-unikraft-backend-qemu-arm64.0.18.0
          ocaml-unikraft-toolchain-arm64.0.18.0 ocamlfind.1.9.8
          unikraft.0.18.0 unikraft-musl.0.18.0
          ocaml-unikraft-default-arm64&ocaml&ocaml-base-compiler system-mingw
          system-mingw|system-msvc&winpthreads ocaml base-domains
          ocaml-variants ocaml-base-compiler
          ocaml-unikraft-backend-qemu-arm64
- ocaml -> (problem)
    User requested <= 5.0.0
    ocaml-compiler 5.4.0~alpha1 requires = 5.4.0
    Rejected candidates:
      ocaml.5.0.0: Incompatible with restriction: = 5.4.0
      ocaml.4.14.3: Incompatible with restriction: = 5.4.0
      ocaml.4.14.2: Incompatible with restriction: = 5.4.0
      ocaml.4.14.1: Incompatible with restriction: = 5.4.0
      ocaml.4.14.0: Incompatible with restriction: = 5.4.0
      ...
- ocaml-base-compiler -> ocaml-base-compiler.5.4.0~alpha1
    User requested >= 4.04.1
- ocaml-compiler -> ocaml-compiler.5.4.0~alpha1
    ocaml-base-compiler 5.4.0~alpha1 requires = 5.4.0~alpha1
- ocaml-unikraft-default-arm64 -> ocaml-unikraft-default-arm64.1.0.0
    User requested = 1.0.0
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.5.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~alpha1+options: 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
      ...
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied