syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"self.out.push(traits::Obligation::new("}]}
source_snippet:                     self.out.push(traits::Obligation::new(
context_before:                 if !ty.has_escaping_bound_vars() {
context_after:                         self.tcx(),