syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":".eq(DefineOpaqueTypes::No,"}]}
source_snippet:                 .eq(DefineOpaqueTypes::No, placeholder_trait_predicate, candidate)
context_before:                 .at(&obligation.cause, obligation.param_env)
context_after:                 .map(|InferOk { obligations, .. }| obligations)