sbt.ForkMain$ForkError: java.util.concurrent.TimeoutException: Future timed out after [20 seconds]
	at scala.concurrent.impl.Promise$DefaultPromise.tryAwait0(Promise.scala:248)
	at scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:255)
	at scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:104)
	at org.apache.spark.util.ThreadUtils$.awaitReady(ThreadUtils.scala:342)
	at org.apache.spark.scheduler.SchedulerIntegrationSuite.awaitJobTermination(SchedulerIntegrationSuite.scala:277)
	at org.apache.spark.scheduler.HealthTrackerIntegrationSuite.$anonfun$new$3(HealthTrackerIntegrationSuite.scala:50)
	at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.scala:18)
	at org.apache.spark.scheduler.SchedulerIntegrationSuite.withBackend(SchedulerIntegrationSuite.scala:264)
	at org.apache.spark.scheduler.HealthTrackerIntegrationSuite.$anonfun$new$1(HealthTrackerIntegrationSuite.scala:48)
	at org.apache.spark.scheduler.SchedulerIntegrationSuite.$anonfun$testScheduler$1(SchedulerIntegrationSuite.scala:99)
	at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.scala:18)
	at org.scalatest.enablers.Timed$$anon$1.timeoutAfter(Timed.scala:127)
	at org.scalatest.concurrent.TimeLimits$.failAfterImpl(TimeLimits.scala:282)
	at org.scalatest.concurrent.TimeLimits.failAfter(TimeLimits.scala:231)
	at org.scalatest.concurrent.TimeLimits.failAfter$(TimeLimits.scala:230)
	at org.apache.spark.SparkFunSuite.failAfter(SparkFunSuite.scala:69)
	at org.apache.spark.SparkFunSuite.$anonfun$test$2(SparkFunSuite.scala:155)
	at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85)
	at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83)
	at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
	at org.scalatest.Transformer.apply(Transformer.scala:22)
	at org.scalatest.Transformer.apply(Transformer.scala:20)
	at org.scalatest.funsuite.AnyFunSuiteLike$$anon$1.apply(AnyFunSuiteLike.scala:226)
	at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:227)
	at org.scalatest.funsuite.AnyFunSuiteLike.invokeWithFixture$1(AnyFunSuiteLike.scala:224)
	at org.scalatest.funsuite.AnyFunSuiteLike.$anonfun$runTest$1(AnyFunSuiteLike.scala:236)
	at org.scalatest.SuperEngine.runTestImpl(Engine.scala:306)
	at org.scalatest.funsuite.AnyFunSuiteLike.runTest(AnyFunSuiteLike.scala:236)
	at org.scalatest.funsuite.AnyFunSuiteLike.runTest$(AnyFunSuiteLike.scala:218)
	at org.apache.spark.SparkFunSuite.org$scalatest$BeforeAndAfterEach$$super$runTest(SparkFunSuite.scala:69)
	at org.scalatest.BeforeAndAfterEach.runTest(BeforeAndAfterEach.scala:234)
	at org.scalatest.BeforeAndAfterEach.runTest$(BeforeAndAfterEach.scala:227)
	at org.apache.spark.SparkFunSuite.runTest(SparkFunSuite.scala:69)
	at org.scalatest.funsuite.AnyFunSuiteLike.$anonfun$runTests$1(AnyFunSuiteLike.scala:269)
	at org.scalatest.SuperEngine.$anonfun$runTestsInBranch$1(Engine.scala:413)
	at scala.collection.immutable.List.foreach(List.scala:333)
	at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
	at org.scalatest.SuperEngine.runTestsInBranch(Engine.scala:396)
	at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:475)
	at org.scalatest.funsuite.AnyFunSuiteLike.runTests(AnyFunSuiteLike.scala:269)
	at org.scalatest.funsuite.AnyFunSuiteLike.runTests$(AnyFunSuiteLike.scala:268)
	at org.scalatest.funsuite.AnyFunSuite.runTests(AnyFunSuite.scala:1564)
	at org.scalatest.Suite.run(Suite.scala:1114)
	at org.scalatest.Suite.run$(Suite.scala:1096)
	at org.scalatest.funsuite.AnyFunSuite.org$scalatest$funsuite$AnyFunSuiteLike$$super$run(AnyFunSuite.scala:1564)
	at org.scalatest.funsuite.AnyFunSuiteLike.$anonfun$run$1(AnyFunSuiteLike.scala:273)
	at org.scalatest.SuperEngine.runImpl(Engine.scala:535)
	at org.scalatest.funsuite.AnyFunSuiteLike.run(AnyFunSuiteLike.scala:273)
	at org.scalatest.funsuite.AnyFunSuiteLike.run$(AnyFunSuiteLike.scala:272)
	at org.apache.spark.SparkFunSuite.org$scalatest$BeforeAndAfterAll$$super$run(SparkFunSuite.scala:69)
	at org.scalatest.BeforeAndAfterAll.liftedTree1$1(BeforeAndAfterAll.scala:213)
	at org.scalatest.BeforeAndAfterAll.run(BeforeAndAfterAll.scala:210)
	at org.scalatest.BeforeAndAfterAll.run$(BeforeAndAfterAll.scala:208)
	at org.apache.spark.SparkFunSuite.run(SparkFunSuite.scala:69)
	at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:321)
	at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:517)
	at sbt.ForkMain$Run.lambda$runTest$1(ForkMain.java:414)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)