PerformanceTest regression

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Test set: io.narayana.perf.PerformanceTest
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Tests run: 9, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 72.898 sec <<< FAILURE!
regressionTest(io.narayana.perf.PerformanceTest)  Time elapsed: 6.268 sec  <<< FAILURE!
junit.framework.AssertionFailedError: There should have been a perf regression
	at junit.framework.Assert.fail(Assert.java:57)
	at junit.framework.Assert.assertTrue(Assert.java:22)
	at junit.framework.TestCase.assertTrue(TestCase.java:192)
	at io.narayana.perf.PerformanceTest.regressionTest(PerformanceTest.java:296)

Test Run: testTimeout (200 calls using 2 threads)
ExecutionException exception: java.util.concurrent.BrokenBarrierException
ExecutionException exception: java.util.concurrent.BrokenBarrierException
testTimeout: 0.000000 calls / second (200 calls in 0 ms using 2 threads. 201 errors)
Test Run:  (100000 calls using 10 threads)
TestPerformance for 100000!: 17164.435290 calls / second (total time: 5826 ms versus 46786 ms)
Test Run:  (1 calls using 1 threads)
testSingleCall!: 1000.000000 calls / second (1 calls in 1 ms using 1 threads. 0 errors)
Test Run:  (10000 calls using 10 threads)
perfTest!: 4268.032437 calls / second (10000 calls in 2343 ms using 10 threads. 0 errors)
Test Run:  (100 calls using 2 threads)
java.lang.RuntimeException: Testing throw exception
	at io.narayana.perf.PerformanceTest$7.doWork(PerformanceTest.java:412)
	at io.narayana.perf.PerformanceTest$7.doWork(PerformanceTest.java:406)
	at io.narayana.perf.Measurement$1.call(Measurement.java:339)
	at io.narayana.perf.Measurement$1.call(Measurement.java:324)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)
testCancelOnException!: 33333.333333 calls / second (100 calls in 3 ms using 2 threads. 20 errors)
Test Run: io.narayana.perf.PerformanceTest_regressionTest (10000 calls using 10 threads)
Test Run: io.narayana.perf.PerformanceTest_regressionTest (10000 calls using 10 threads)
Test Run:  (1000 calls using 10 threads)
testAbortMeasurement2: 0.000000 calls / second (1000 calls in 0 ms using 10 threads. 11 errors)
Test Warm Up: io.narayana.perf.PerformanceTest_readPerfArgsTest: (10 calls using 50 threads)
Test Run: io.narayana.perf.PerformanceTest_readPerfArgsTest (1000000 calls using 50 threads)