globalMetricsV3Once.Do(func() {
		globalMetricsV3CollectorPaths = metricGroups.collectorPaths
	})
	return &metricsV3Server{
		registry: registry,
		opts: promhttp.HandlerOpts{
			ErrorLog:            promLogger{},
			ErrorHandling:       promhttp.ContinueOnError,
			Registry:            registry,
			MaxRequestsInFlight: 2,

                    return registration;
                } else {
                    String errorMsg = response != null ? response.getError() : "Response was null";
                    throw new IOException("Witness registration failed: " + errorMsg);
                }

            } catch (Exception e) {
                log.error("Failed to register for witness notifications", e);

        ((Queue<?>) errorsField.get(null)).clear();
    }

    // Test addError method
    public void test_addError_withValidMessage() {
        String errorMsg = "Test error message";
        Crawler.addError(errorMsg);

        try {
            Field errorsField = Crawler.class.getDeclaredField("errors");
            errorsField.setAccessible(true);
            @SuppressWarnings("unchecked")

        *.threaddump => $HIDDEN_ARTIFACT_DESTINATION
        build/report-* => $HIDDEN_ARTIFACT_DESTINATION
        build/tmp/teŝt files/** => $HIDDEN_ARTIFACT_DESTINATION/teŝt-files
        build/errorLogs/** => $HIDDEN_ARTIFACT_DESTINATION/errorLogs
        build/reports/configuration-cache/**/configuration-cache-report.html
        subprojects/internal-build-reports/build/reports/incubation/all-incubating.html => incubation-reports

        layers and happens to work before TF 2.4. These will explicitly be
        unsupported now. Converting these ops to Functional API op layers was
        unreliable before TF 2.4, and prone to erroring incomprehensibly or
        being silently buggy.
    *   Code that directly asserts on a Keras symbolic value in cases where ops
        like `tf.rank` used to return a static or symbolic value depending on if