org.fusesource.leveldbjni.internal.NativeDB$DBException: IO error: lock /home/jenkins/workspace/spark-master-test-sbt-hadoop-2.6-ubuntu-test/target/tmp/history-e5dd83cd-974c-4aa9-af59-832921507391/listing.ldb/LOCK: already held by process
sbt.ForkMain$ForkError: org.fusesource.leveldbjni.internal.NativeDB$DBException: IO error: lock /home/jenkins/workspace/spark-master-test-sbt-hadoop-2.6-ubuntu-test/target/tmp/history-e5dd83cd-974c-4aa9-af59-832921507391/listing.ldb/LOCK: already held by process
at org.fusesource.leveldbjni.internal.NativeDB.checkStatus(NativeDB.java:200)
at org.fusesource.leveldbjni.internal.NativeDB.open(NativeDB.java:218)
at org.fusesource.leveldbjni.JniDBFactory.open(JniDBFactory.java:168)
at org.apache.spark.util.kvstore.LevelDB.<init>(LevelDB.java:80)
at org.apache.spark.status.KVUtils$.open(KVUtils.scala:60)
at org.apache.spark.deploy.history.FsHistoryProvider$$anonfun$3.apply(FsHistoryProvider.scala:157)
at org.apache.spark.deploy.history.FsHistoryProvider$$anonfun$3.apply(FsHistoryProvider.scala:135)
at scala.Option.map(Option.scala:146)
at org.apache.spark.deploy.history.FsHistoryProvider.<init>(FsHistoryProvider.scala:135)
at org.apache.spark.deploy.history.FsHistoryProvider.<init>(FsHistoryProvider.scala:87)
at org.apache.spark.deploy.history.HistoryServerSuite.init(HistoryServerSuite.scala:87)
at org.apache.spark.deploy.history.HistoryServerSuite$$anonfun$7.apply(HistoryServerSuite.scala:104)
at org.scalatest.BeforeAndAfter$class.runTest(BeforeAndAfter.scala:200)
at org.apache.spark.deploy.history.HistoryServerSuite.org$scalatest$BeforeAndAfterEach$$super$runTest(HistoryServerSuite.scala:65)
at org.scalatest.BeforeAndAfterEach$class.runTest(BeforeAndAfterEach.scala:221)
at org.apache.spark.deploy.history.HistoryServerSuite.runTest(HistoryServerSuite.scala:65)
at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:229)
at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:229)
at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:396)
at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:384)
at scala.collection.immutable.List.foreach(List.scala:392)
at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:384)
at org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:379)
at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:461)
at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:229)
at org.scalatest.FunSuite.runTests(FunSuite.scala:1560)
at org.scalatest.Suite$class.run(Suite.scala:1147)
at org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1560)
at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:233)
at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:233)
at org.scalatest.SuperEngine.runImpl(Engine.scala:521)
at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:233)
at org.apache.spark.SparkFunSuite.org$scalatest$BeforeAndAfterAll$$super$run(SparkFunSuite.scala:52)
at org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:213)
at org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:210)
at org.apache.spark.deploy.history.HistoryServerSuite.org$scalatest$BeforeAndAfter$$super$run(HistoryServerSuite.scala:65)
at org.scalatest.BeforeAndAfter$class.run(BeforeAndAfter.scala:258)
at org.apache.spark.deploy.history.HistoryServerSuite.run(HistoryServerSuite.scala:65)
at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:314)
at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:480)
at sbt.ForkMain$Run$2.call(ForkMain.java:296)
at sbt.ForkMain$Run$2.call(ForkMain.java:286)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)