syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"tcx.infer_ctxt().enter_canonical_trait_query(&goal,"}]}
source_snippet:     tcx.infer_ctxt().enter_canonical_trait_query(&goal, |ocx, key| {
context_before: > {
context_after:         let ParamEnvAnd { param_env, value: ImpliedOutlivesBounds { ty } } = key;