syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":")"}]}
source_snippet:     ) -> SelectionResult<'tcx, SelectionCandidate<'tcx>> {
context_before:         stack: &TraitObligationStack<'o, 'tcx>,
context_after:         debug_assert!(!self.infcx.next_trait_solver());