syntax_data: {"ast_node_type":"variable","tokens":[{"end":64,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                         let rhs_temp = self.temp(uint_ty, span);
context_before:                         let uint_ty = Ty::new_uint(self.tcx, int_width.to_unsigned());
context_after:                         self.cfg.push_assign(