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junit.framework.AssertionFailedError: null	at	at junit.framework.Assert.assertTrue(	at junit.framework.Assert.assertTrue(	at hudson.plugins.mercurial.MercurialTestCase.buildAndCheck(	at hudson.plugins.mercurial.MercurialSCMTest.testBranches(	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)