vlib/v/checker/tests/sumtype_has_no_variant_suggestion.vv:14:5: error: `Abc` has no variant `amod.NonExisting`.
5 possibilities: `amod.Bcg`, `amod.Xyz`, `AnotherStruct`, `Struct1`, `ThirdStruct`.
   12 |     a := Abc(Struct1{})
   13 |     match a {
   14 |         x.NonExisting { println('----') }
      |           ~~~~~~~~~~~
   15 |         else {}
   16 |     }
