{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"//"}]}
            // however can't really handle *every* higher ranked `Fn` goal also being present
            // such aliases while having a different `GoalSource`. Closure signature inference
            // in the form of `?c: Fn<(<?x as Trait<'!a>>::Assoc)`.