few of maven jobs are hanging for long time with following console output 

-------------------------------------------------------
T E S T S
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Running TestSuite
May 20, 2019 5:48:26 AM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Detected dialect: W3C

Here are jenkins logs 

Error retrieving Sauce Results java.io.FileNotFoundException: https://saucelabs.com/rest/v1/xxxxxxx  at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1890) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492) at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:263) at com.saucelabs.saucerest.SauceREST.retrieveResults(SauceREST.java:450) at com.saucelabs.saucerest.SauceREST.getBuild(SauceREST.java:927) at hudson.plugins.sauce_ondemand.SauceOnDemandBuildAction.retrieveBuildFromSauce(SauceOnDemandBuildAction.java:154) at hudson.plugins.sauce_ondemand.SauceOnDemandBuildAction.getSauceBuild(SauceOnDemandBuildAction.java:129) at hudson.plugins.sauce_ondemand.SauceOnDemandBuildAction.getSauceBuild(SauceOnDemandBuildAction.java:112) at hudson.plugins.sauce_ondemand.SauceOnDemandBuildAction.getSauceBuild(SauceOnDemandBuildAction.java:119) at hudson.plugins.sauce_ondemand.SauceOnDemandReportPublisher.processBuildOutput(SauceOnDemandReportPublisher.java:372) at hudson.plugins.sauce_ondemand.SauceOnDemandReportPublisher.getTestData(SauceOnDemandReportPublisher.java:161) at hudson.plugins.sauce_ondemand.SauceOnDemandReportPublisher.getTestData(SauceOnDemandReportPublisher.java:75) at hudson.maven.MavenTestDataPublisher.perform(MavenTestDataPublisher.java:86) at hudson.tasks.BuildStepMonitor$2.perform(BuildStepMonitor.java:32) at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:744) at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:690) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.post2(MavenModuleSetBuild.java:1073) at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:635) at hudson.model.Run.execute(Run.java:1841) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543) at hudson.model.ResourceController.execute(ResourceController.java:97) at hudson.model.Executor.run(Executor.java:429)
May 20, 2019 7:12:55 AM WARNING hudson.plugins.sauce_ondemand.SauceOnDemandBuildAction retrieveBuildFromSauce
Sauce REST API get build JSON Response was empty for jenkins-QA-ServiceNow-AskDiscovery-Service-Catalog-Access-and-Permissions-Broadway-Access-Request-300
May 20, 2019 7:13:02 AM WARNING com.splunk.splunkjenkins.utils.LogEventHelper sendFiles
can not find files using includes:*/.log excludes:null in workspace:/opt/jenkins-executor/workspace/QA/ServiceNow/AskDiscovery/Service Catalog/Access and Permissions/Broadway Access Request

Few of them successful jobs are not able to show sauce session info 

Starting post-build for Sauce Labs plugin
Updating the custom data field for jobs with Jenkins build info for analytics
channel stopped
Stopped/completed/updated 0 jobs
Finished post-build for Sauce Labs plugin
Starting Sauce Labs test publisher
The Sauce OnDemand plugin is configured, but no session IDs were found in the test output.
Finished Sauce Labs test publisher
Starting Sauce Labs test publisher
The Sauce OnDemand plugin is configured, but no session IDs were found in the test output.
Finished Sauce Labs test publisher
Starting Sauce Labs test publisher
The Sauce OnDemand plugin is configured, but no session IDs were found in the test output.
Finished Sauce Labs test publisher