syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                             if self.coinductive_match(cycle) {
context_before:                             let cycle = cycle.map(|stack| stack.obligation.predicate.upcast(tcx));
context_after:                                 stack.update_reached_depth(stack_term.1);