vlib/v/checker/tests/generics_method_sumtype_arg_mismatch.vv:56:13: error: cannot use `Maybe[string]` as `Maybe[int]` in argument 1 to `Maybe[int].or`
   54 |     b := some('abc')
   55 |
   56 |     c := a.@or(b)
      |                ^
   57 |     println(c)
   58 | }
