if err != nil {
			rsc.Close()
			return err
		}

		if strings.EqualFold(s3Select.Input.JSONArgs.ContentType, "lines") {
			if simdjson.SupportedCPU() {
				s3Select.recordReader = simdj.NewReader(s3Select.progressReader, &s3Select.Input.JSONArgs)
			} else {
				s3Select.recordReader = json.NewPReader(s3Select.progressReader, &s3Select.Input.JSONArgs)
			}

			// Restore whatever happens.
			if cpuid.CPU.Supports(cpuid.AVX2) {
				cpuid.CPU.Disable(cpuid.AVX2)
				defer cpuid.CPU.Enable(cpuid.AVX2)
			}
			if simdjson.SupportedCPU() {
				t.Fatal("setup error: expected cpu to be unsupported")
			}
			testReq := testCase.requestXML
			if len(testReq) == 0 {
				var escaped bytes.Buffer
				xml.EscapeText(&escaped, []byte(testCase.query))