syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"ty::ClauseKind::ConstEvaluatable(c),"}]}
source_snippet:                         ty::ClauseKind::ConstEvaluatable(c),
context_before:                     let predicate = ty::Binder::dummy(ty::PredicateKind::Clause(
context_after:                     ));