See https://builds.apache.org/job/ZooKeeper_branch35_jdk8/255/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 518483 lines...] [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:41,357 [myid:127.0.0.1:27434] - INFO [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27434. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:41,357 [myid:127.0.0.1:27434] - WARN [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1235] - Session 0x30128fbd64e0000 for server 127.0.0.1/127.0.0.1:27434, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:41,573 [myid:127.0.0.1:27428] - INFO [main-SendThread(127.0.0.1:27428):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27428. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:41,573 [myid:127.0.0.1:27428] - WARN [main-SendThread(127.0.0.1:27428):ClientCnxn$SendThread@1235] - Session 0x10128fbd8b20000 for server 127.0.0.1/127.0.0.1:27428, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:42,713 [myid:127.0.0.1:27428] - INFO [main-SendThread(127.0.0.1:27428):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27428. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:42,713 [myid:127.0.0.1:27428] - WARN [main-SendThread(127.0.0.1:27428):ClientCnxn$SendThread@1235] - Session 0x10128fbd8b20000 for server 127.0.0.1/127.0.0.1:27428, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:42,769 [myid:127.0.0.1:27434] - INFO [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27434. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:42,769 [myid:127.0.0.1:27434] - WARN [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1235] - Session 0x30128fbd64e0000 for server 127.0.0.1/127.0.0.1:27434, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:42,813 [myid:127.0.0.1:27431] - INFO [main-SendThread(127.0.0.1:27431):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27431. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:42,813 [myid:127.0.0.1:27431] - WARN [main-SendThread(127.0.0.1:27431):ClientCnxn$SendThread@1235] - Session 0x20128fbd7140000 for server 127.0.0.1/127.0.0.1:27431, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2016-10-05 20:33:44,179 [myid:127.0.0.1:27434] - INFO [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:27434. Will not attempt to authenticate using SASL (unknown error) [junit] 2016-10-05 20:33:44,180 [myid:127.0.0.1:27434] - WARN [main-SendThread(127.0.0.1:27434):ClientCnxn$SendThread@1235] - Session 0x30128fbd64e0000 for server 127.0.0.1/127.0.0.1:27434, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] Running org.apache.zookeeper.test.ReconfigTest in thread 7 [junit] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0 sec, Thread: 7, Class: org.apache.zookeeper.test.ReconfigTest [junit] Test org.apache.zookeeper.test.ReconfigTest FAILED (timeout) BUILD FAILED /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch35_jdk8/build.xml:1207: Tests failed! Total time: 23 minutes 21 seconds Build step 'Invoke Ant' marked build as failure Recording test results Email was triggered for: Failure - Any Sending email for trigger: Failure - Any ################################################################################### ############################## FAILED TESTS (if any) ############################## 3 tests failed. FAILED: org.apache.zookeeper.server.PurgeTxnTest.testFindNRecentSnapshots Error Message: Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit. Stack Trace: junit.framework.AssertionFailedError: Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit. at java.lang.Thread.run(Thread.java:745) FAILED: org.apache.zookeeper.test.NettyNettySuiteTest.testQuorumSystemChange Error Message: Timeout occurred. Please note the time in the report does not reflect the time until the timeout. Stack Trace: junit.framework.AssertionFailedError: Timeout occurred. Please note the time in the report does not reflect the time until the timeout. at java.lang.Thread.run(Thread.java:745) FAILED: org.apache.zookeeper.test.ReconfigTest.testRoleChange Error Message: Timeout occurred. Please note the time in the report does not reflect the time until the timeout. Stack Trace: junit.framework.AssertionFailedError: Timeout occurred. Please note the time in the report does not reflect the time until the timeout. at java.lang.Thread.run(Thread.java:745)