Package ocaml-variants

Failed to find a solution:

no platform:
2026-03-13 21:37.19 [INFO] Solving for ocaml-base-compiler,
                           ocaml-variants, constraints ocaml-base-compiler<=5.4.0,
                           ocaml-variants=4.06.1+no-naked-pointers+flambda using opam_repository_commit 97a3f8f424d511f334d76acde6d01d0fe9d608b6

2026-03-13 21:37.20 [INFO] base: eliminated all possibilities in 0.34 s

2026-03-13 21:37.20 [INFO] = base =

2026-03-13 21:37.20 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base ocaml-config.3
          ocaml-variants&ocaml-base-compiler ocaml-base-compiler base-domains
          ocaml-base-compiler
- ocaml -> ocaml.4.06.1
    ocaml-variants 4.06.1+no-naked-pointers+flambda requires = 4.06.1
- ocaml-base-compiler -> (problem)
    User requested <= 5.4.0
    Rejected candidates:
      ocaml-base-compiler.5.4.0: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~rc1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~beta2: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~beta1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ocaml-base-compiler.5.4.0~alpha1: In same conflict class (ocaml-core-compiler) as ocaml-variants
      ...
- ocaml-variants -> ocaml-variants.4.06.1+no-naked-pointers+flambda
    User requested = 4.06.1+no-naked-pointers+flambda
- ocaml|ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants: Requires ocaml-variants = 4.14.0+domains | = 4.12.0+domains+effects | = 4.12.0+domains | = 4.10.0+multicore | = 4.10.0+multicore+no-effect-syntax | = 4.06.1+multicore
      ocaml: Requires ocaml >= 5.0