private TestDescriptorInternal executionTrackingDescriptor(TestDescriptorInternal original) {
    if (original instanceof DefaultTestDescriptor) {
      return executionTrackingTestDescriptor(original);
    }
    if (original instanceof DefaultTestClassDescriptor) {
      if (executionId == 0) {
        executionId = nextExecutionIdFor(original.getClassName());
      }
      return executionTrackingClassDescriptor(original);
    }
    if (!(original instanceof WorkerTestClassProcessor.WorkerTestSuiteDescriptor)) {
      warnUnrecognized(original);
    } else {
      workerName = original.getName();
    }
    return original;
  }
Reports a test start event, appending an execution ID to the test class name. The execution ID
is a simple counter that distinguishes one execution of a given test class from another.
build-tools/geode-repeat-test/src/main/java/org/apache/geode/gradle/testing/repeat/ExecutionTrackingTestResultProcessor.java