syntax_data: {"ast_node_type":"import","tokens":[{"end":97,"kind":"keyword","start":0,"text":"use"}]}
source_snippet: use rustc_type_ir::{self as ir, BoundVar, CollectAndApply, DynKind, TypeVisitableExt, elaborate};
context_before: use rustc_type_ir::walk::TypeWalker;
context_after: use tracing::instrument;