syntax_data: {"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"self.rebase_provisional_cache_entries(&stack_entry,"}]}
source_snippet:                 self.rebase_provisional_cache_entries(&stack_entry, |input, _| {
context_before:             if D::is_ambiguous_result(result) {
context_after:                     D::propagate_ambiguity(cx, input, result)