{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"type"}]}
    type InternedConstraints = Vec<InEnvironment<Constraint>>;
    type InternedCanonicalVarKinds = Interned<InternedWrapper<Vec<CanonicalVarKind>>>;
    type InternedVariances = SmallVec<[Variance; 16]>;