zeolite-lang-0.1.0.0: src/Test/testfiles/covariant_refines_invariant.0rx

@value interface Object1<|#x> {}

@value interface Object2<#z> {}

@value interface Object3<|#y> {
  // Despite matching variance with Object1, Object2 turns it into invariant.
  refines Object2<Object1<#y>>
}