syntax_data: {"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"Ok(ty::TraitRef::new_from_args(relation.cx(),"}]}
source_snippet:             Ok(ty::TraitRef::new_from_args(relation.cx(), a.def_id, args))
context_before:             let args = relate_args_invariantly(relation, a.args, b.args)?;
context_after:         }