Github user cloverhearts commented on the issue: https://github.com/apache/zeppelin/pull/2578 The problem of CI is irrelevant to this pr. ``` Tests run: 2, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 12.462 sec <<< FAILURE! - in org.apache.zeppelin.interpreter.remote.RemoteInterpreterServerTest testStartStop(org.apache.zeppelin.interpreter.remote.RemoteInterpreterServerTest) Time elapsed: 10.043 sec <<< FAILURE! java.lang.AssertionError: expected:<true> but was:<false> at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.failNotEquals(Assert.java:834) at org.junit.Assert.assertEquals(Assert.java:118) at org.junit.Assert.assertEquals(Assert.java:144) at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServerTest.testStartStop(RemoteInterpreterServerTest.java:62) ```
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