syntax_data: {"ast_node_type":"other","tokens":[{"end":102,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: ///   panic occurred (a subset of the drops in `scope`, since we sometimes elide StorageDead and other
context_before: /// * `unwind_to`, describes the drops that would occur at this point in the code if a
context_after: ///   instructions on unwinding)