syntax_data: {"ast_node_type":"import","tokens":[{"end":90,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // cause anon consts to inherit the unsatisfiable predicates). For example
context_before:                 // This case is reachable with unsatisfiable predicates and GCE (which will
context_after:                 // if we have an unsatisfiable `u8: Trait` bound, then it's not a compile