{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"pcx.assemble_extension_candidates_for_all_traits();"}]}
                    pcx.assemble_extension_candidates_for_all_traits();
                    pcx.assemble_inherent_candidates();
                    pcx.pick_core(&mut Vec::new()).and_then(|pick| pick.ok()).map(|pick| pick.item)