{"ast_node_type":"import","tokens":[{"end":52,"kind":"keyword","start":0,"text":"use"}]}
use rustc_span::edition::{DEFAULT_EDITION, Edition};
use rustc_session::{CompilerIO, EarlyDiagCtxt, Session, build_session, getopts};
use rustc_span::source_map::{RealFileLoader, SourceMapInputs};