syntax_data: {"ast_node_type":"variable","tokens":[{"end":67,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let mut requires_storage_cursor = ResultsCursor::new_borrowing(
context_before:         MaybeRequiresStorage::new(borrowed_locals_cursor1).iterate_to_fixpoint(tcx, body, None);
context_after:         body,