syntax_data: {"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"warnings.sort_by_key(|w|"}]}
source_snippet:     warnings.sort_by_key(|w| w.block_span);
context_after:     for UnusedUnsafeWarning { hir_id, block_span, enclosing_unsafe } in warnings {