syntax_data: {"ast_node_type":"import","tokens":[{"end":43,"kind":"keyword","start":0,"text":"use"}]}
source_snippet: use rustc_data_structures::unord::UnordMap;
context_before: use rustc_data_structures::sync::{FreezeLock, FreezeWriteGuard, Lock};
context_after: use rustc_hashes::{Hash64, Hash128};