{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"self.tcx.dcx().emit_fatal(Spanned"}]}
            self.tcx.dcx().emit_fatal(Spanned { span, node: err.into_diagnostic() })
        if let LayoutError::SizeOverflow(_) | LayoutError::ReferencesError(_) = err {
        } else {