{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"Some(self.forced_ambiguity(MaybeCause::Ambiguity))"}]}
                Some(self.forced_ambiguity(MaybeCause::Ambiguity))
            ty::Infer(ty::IntVar(_) | ty::FloatVar(_)) => {
            }