syntax_data: {"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"self.tcx.lint_level_at_node(UNUSED_UNSAFE,"}]}
source_snippet:                     self.tcx.lint_level_at_node(UNUSED_UNSAFE, hir_id).level,
context_before:                 let used = matches!(
context_after:                     Level::Allow