TestStreamingTaskLog#testStreamingTaskLogWithHadoopCmd is failing

testStreamingTaskLogWithHadoopCmd(org.apache.hadoop.streaming.TestStreamingTaskLog) Time elapsed: 44.069 sec <<< FAILURE!
java.lang.AssertionError: environment set for child is wrong
at org.junit.Assert.fail(Assert.java:93)
at org.junit.Assert.assertTrue(Assert.java:43)
at org.apache.hadoop.streaming.TestStreamingTaskLog.runStreamJobAndValidateEnv(TestStreamingTaskLog.java:157)
at org.apache.hadoop.streaming.TestStreamingTaskLog.testStreamingTaskLogWithHadoopCmd(TestStreamingTaskLog.java:107)

Results :

Failed tests:
TestStreamingTaskLog.testStreamingTaskLogWithHadoopCmd:107->runStreamJobAndValidateEnv:157 environment set for child is wrong