{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"//"}]}
            // we skip over any traits that don't define the given associated type.
            // In order to avoid cycles, when we're lowering `SelfTraitThatDefines`,
            if let PredicateFilter::SelfTraitThatDefines(assoc_ident) = predicate_filter {