{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"[ast::GenericBound::Trait(poly_trait_ref)],"}]}
                [ast::GenericBound::Trait(poly_trait_ref)],
                [ast::PathSegment { args: None, .. }],
            ) = (&type_param_path.segments[..], &bounds[..])