{"ast_node_type":"import","tokens":[{"end":89,"kind":"keyword","start":0,"text":"use"}]}
use rustc_session::lint::{BuiltinLintDiag, DeprecatedSinceKind, Level, Lint, LintBuffer};
use rustc_session::lint::builtin::{DEPRECATED, DEPRECATED_IN_FUTURE, SOFT_UNSTABLE};
use rustc_session::parse::feature_err_issue;