zeolite-lang-0.24.0.0: src/Test/testfiles/covariant_defines_invariant.0rx

@value interface Object1<|#x> { }

@type interface Object2<#z> { }

concrete Object3<|#y> {
  // Despite matching variance with Object1, Object2 turns it into invariant.
  defines Object2<Object1<#y>>
}