I have no idea what is going on here. I know my machine is a lot faster than yours but having these unit tests randomly fail is very annoying. ------------------------------------------------------------------------------- Test set: ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest ------------------------------------------------------------------------------- Tests run: 6, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 1.411 sec <<< FAILURE! montlyRollover (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.114 sec montlyRolloverOverManyPeriods (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.253 sec dailyRollover (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.058 sec dailyCronologRollover (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.108 sec dailySizeBasedRollover (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.454 sec dailyChronologSizeBasedRollover (ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest) Time elapsed: 0.417 sec <<< ERROR! java.util.concurrent.TimeoutException at java.util.concurrent.FutureTask$Sync.innerGet (FutureTask.java:228) at java.util.concurrent.FutureTask.get(FutureTask.java:91) at ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest.doRollover (TimeBasedRollingWithArchiveRemovalTest.java:194) at ch.qos.logback.core.rolling.TimeBasedRollingWithArchiveRemovalTest.dailyChronologSizeBasedRollover (TimeBasedRollingWithArchiveRemovalTest.java:157) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.junit.internal.runners.TestMethod.invoke (TestMethod.java:59) at org.junit.internal.runners.MethodRoadie.runTestMethod (MethodRoadie.java:98) at org.junit.internal.runners.MethodRoadie$2.run (MethodRoadie.java:79) at org.junit.internal.runners.MethodRoadie.runBeforesThenTestThenAfters (MethodRoadie.java:87) at org.junit.internal.runners.MethodRoadie.runTest (MethodRoadie.java:77) at org.junit.internal.runners.MethodRoadie.run (MethodRoadie.java:42) at org.junit.internal.runners.JUnit4ClassRunner.invokeTestMethod (JUnit4ClassRunner.java:88) at org.junit.internal.runners.JUnit4ClassRunner.runMethods (JUnit4ClassRunner.java:51) at org.junit.internal.runners.JUnit4ClassRunner$1.run (JUnit4ClassRunner.java:44) at org.junit.internal.runners.ClassRoadie.runUnprotected (ClassRoadie.java:27) at org.junit.internal.runners.ClassRoadie.runProtected (ClassRoadie.java:37) at org.junit.internal.runners.JUnit4ClassRunner.run (JUnit4ClassRunner.java:42) at org.apache.maven.surefire.junit4.JUnit4TestSet.execute (JUnit4TestSet.java:62) at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet (AbstractDirectoryTestSuite.java:140) at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute (AbstractDirectoryTestSuite.java:127) at org.apache.maven.surefire.Surefire.run(Surefire.java:177) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess (SurefireBooter.java:338) at org.apache.maven.surefire.booter.SurefireBooter.main (SurefireBooter.java:997)