See https://builds.apache.org/job/ZooKeeper_branch35_jdk8/693/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 68.67 MB...] [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$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:07,328 [myid:127.0.0.1:24813] - INFO [main-SendThread(127.0.0.1:24813):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24813. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:07,329 [myid:127.0.0.1:24813] - WARN [main-SendThread(127.0.0.1:24813):ClientCnxn$SendThread@1235] - Session 0x2081daa4a8b0000 for server 127.0.0.1/127.0.0.1:24813, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:07,407 [myid:127.0.0.1:24736] - INFO [main-SendThread(127.0.0.1:24736):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24736. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:07,407 [myid:127.0.0.1:24736] - WARN [main-SendThread(127.0.0.1:24736):ClientCnxn$SendThread@1235] - Session 0x1081da759bb0001 for server 127.0.0.1/127.0.0.1:24736, 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$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:07,604 [myid:127.0.0.1:24687] - INFO [main-SendThread(127.0.0.1:24687):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24687. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:07,604 [myid:127.0.0.1:24687] - WARN [main-SendThread(127.0.0.1:24687):ClientCnxn$SendThread@1235] - Session 0x1081da6957e0000 for server 127.0.0.1/127.0.0.1:24687, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:07,696 [myid:127.0.0.1:24816] - INFO [main-SendThread(127.0.0.1:24816):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24816. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:07,696 [myid:127.0.0.1:24816] - WARN [main-SendThread(127.0.0.1:24816):ClientCnxn$SendThread@1235] - Session 0x3081daa4a8f0000 for server 127.0.0.1/127.0.0.1:24816, 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$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:08,280 [myid:127.0.0.1:24810] - INFO [main-SendThread(127.0.0.1:24810):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24810. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:08,281 [myid:127.0.0.1:24810] - WARN [main-SendThread(127.0.0.1:24810):ClientCnxn$SendThread@1235] - Session 0x1081daa4e5f0000 for server 127.0.0.1/127.0.0.1:24810, unexpected error, closing socket connection and attempting reconnect [junit] java.net.ConnectException: Connection refused [junit] at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) [junit] at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) [junit] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:357) [junit] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1214) [junit] 2017-10-01 12:08:08,521 [myid:127.0.0.1:24751] - INFO [main-SendThread(127.0.0.1:24751):ClientCnxn$SendThread@1113] - Opening socket connection to server 127.0.0.1/127.0.0.1:24751. Will not attempt to authenticate using SASL (unknown error) [junit] 2017-10-01 12:08:08,522 [myid:127.0.0.1:24751] - WARN [main-SendThread(127.0.0.1:24751):ClientCnxn$SendThread@1235] - Session 0x1081da7ef260000 for server 127.0.0.1/127.0.0.1:24751, 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$SendThread.run(ClientCnxn.java:1214) fail.build.on.test.failure: BUILD FAILED /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch35_jdk8/build.xml:1267: The following error occurred while executing this line: /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch35_jdk8/build.xml:1271: Tests failed! Total time: 13 minutes 22 seconds Build step 'Invoke Ant' marked build as failure Recording test results Email was triggered for: Failure - Any Sending email for trigger: Failure - Any ################################################################################### ############################## FAILED TESTS (if any) ############################## 1 tests failed. FAILED: org.apache.zookeeper.test.FLEZeroWeightTest.testZeroWeightQuorum Error Message: Threads didn't join Stack Trace: junit.framework.AssertionFailedError: Threads didn't join at org.apache.zookeeper.test.FLEZeroWeightTest.testZeroWeightQuorum(FLEZeroWeightTest.java:167) at org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)