{"ast_node_type":"import","tokens":[{"end":38,"kind":"keyword","start":0,"text":"use"}]}
use rustc_data_structures::sync::Lock;
use rustc_abi::{Align, Size, VariantIdx, WrappingRange};
use rustc_errors::{DiagArgName, DiagArgValue, DiagMessage, ErrorGuaranteed, IntoDiagArg};