{"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"self.assemble_and_merge_candidates(proven_via,"}]}
                self.assemble_and_merge_candidates(proven_via, goal, |ecx| {
                    })?;
                    ecx.probe(|&result| ProbeKind::RigidAlias { result }).enter(|this| {