syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"#[tracing::instrument(level"}]}
source_snippet:     #[tracing::instrument(level = "debug", skip(self, typing_env))]
context_before:     // `tcx.instantiate_bound_regions_with_erased`.
context_after:     pub fn normalize_erasing_late_bound_regions<T>(