syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"Answer::No(crate::Reason::DstMayHaveSafetyInvariants);"}]}
source_snippet:         Answer::No(crate::Reason::DstMayHaveSafetyInvariants);
context_before:     const DST_HAS_SAFETY_INVARIANTS: Answer<!, !> =