{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"self.0.sess.dcx().span_fatal(span,"}]}
            self.0.sess.dcx().span_fatal(span, err.to_string())
        if let LayoutError::SizeOverflow(_) | LayoutError::ReferencesError(_) = err {
        } else {