Flaky Test: ITNestedQueryPushDownTest Integration test

[pagrawal10]

The ITNestedQueryPushDownTest integration test is failing with this error:

Error:  Failed to execute goal org.apache.maven.plugins:maven-failsafe-plugin:2.22.2:verify (integration-tests) on project druid-integration-tests: There are test failures.
Error:  
Error:  Please refer to /home/runner/work/druid/druid/integration-tests/target/failsafe-reports for the individual test results.
Error:  Please refer to dump files (if any exist) [date].dump, [date]-jvmRun[N].dump and [date].dumpstream.
Error:  org.apache.maven.surefire.booter.SurefireBooterForkException: There was an error in the forked process
Error:  Max number of retries[240] exceeded for Task[Waiting for instance to be ready: [http://localhost:30400]]. Failing.
Error:  	at org.apache.maven.plugin.surefire.booterclient.ForkStarter.fork(ForkStarter.java:656)
Error:  	at org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:282)
Error:  	at org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:245)
Error:  	at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider(AbstractSurefireMojo.java:1183)
Error:  	at org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:1011)
Error:  	at org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:857)
Error:  	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:137)
Error:  	at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:370)
Error:  	at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:351)
Error:  	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:215)
Error:  	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:171)
Error:  	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:163)
Error:  	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:117)
Error:  	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:81)
Error:  	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:56)
Error:  	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
Error:  	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:299)
Error:  	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
Error:  	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
Error:  	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:963)
Error:  	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:296)
Error:  	at org.apache.maven.cli.MavenCli.main(MavenCli.java:199)
Error:  	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
Error:  	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
Error:  	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
Error:  	at java.lang.reflect.Method.invoke(Method.java:498)
Error:  	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:282)
Error:  	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:225)
Error:  	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:406)
Error:  	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:347)
Error:  
Error:  -> [Help 1]
Error:  
Error:  To see the full stack trace of the errors, re-run Maven with the -e switch.
Error:  Re-run Maven using the -X switch to enable full debug logging.
Error:  
Error:  For more information about the errors and possible solutions, please read the following articles:
Error:  [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
Error: Process completed with exit code 1.

This is seen in multiple PRs and recent commits to apache/druid:

f9ee2c3
6e9eee4
#15772