syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":".instantiate(self.tcx,"}]}
source_snippet:                     .instantiate(self.tcx, &[self.tcx.lifetimes.re_erased.into()])
context_before:                     .type_of(va_list_did)
context_after:             } else {