Java 詹金斯：突然停止执行任务

我有一个每天运行的计划管道。
昨天我遇到了一个错误。管道中的一个作业突然失败。控制台日志没有返回任何失败状态。但奇怪的是，管道显示为成功，尽管作业失败。
我的作业使用chef从对象存储位置下载文件。我检查了日志，结果成功。但不知何故，作业失败/中断

我注意到的另一件事是，尽管作业已完全运行，但仍显示在0毫秒内完成

在23小时前开始
耗时0毫秒

以下是作业开始时的jenkins日志：

`    **Nov 28, 2017 1:47:10 PM hudson.plugins.logparser.LogParserReader readLogPart
INFO: Start reading log part 0 in thread #0
Nov 28, 2017 1:47:10 PM hudson.plugins.logparser.LogParserReader readLogPart
INFO: Done reading log part 0
Nov 28, 2017 1:47:11 PM hudson.plugins.logparser.LogParserThread getLineStatuses
INFO: LogParserThread: Start parsing log part 0
Nov 28, 2017 1:47:11 PM hudson.plugins.logparser.LogParserThread getLineStatuses
INFO: LogParserThread: Done parsing log part 0
Nov 28, 2017 1:47:11 PM hudson.plugins.logparser.LogParserParser parseLogBody
INFO: LogParserParser: Parsing took 0 minutes (0) seconds.
Running from: /usr/lib/jenkins/jenkins.war
Nov 28, 2017 2:17:08 PM Main deleteWinstoneTempContents
WARNING: Failed to delete the temporary Winstone file /tmp/winstone/jenkins.war
Nov 28, 2017 2:17:08 PM org.eclipse.jetty.util.log.Log initialized
INFO: Logging initialized @858ms to org.eclipse.jetty.util.log.JavaUtilLog
Nov 28, 2017 2:17:09 PM winstone.Logger logInternal
INFO: Beginning extraction from war file
Nov 28, 2017 2:17:09 PM org.eclipse.jetty.server.handler.ContextHandler setContextPath
WARNING: Empty contextPath
Nov 28, 2017 2:17:09 PM org.eclipse.jetty.server.Server doStart
INFO: jetty-9.4.z-SNAPSHOT
Nov 28, 2017 2:17:10 PM org.eclipse.jetty.webapp.StandardDescriptorProcessor visitServlet
INFO: NO JSP Support for /, did not find org.eclipse.jetty.jsp.JettyJspServlet
Nov 28, 2017 2:17:10 PM org.eclipse.jetty.server.session.DefaultSessionIdManager doStart
INFO: DefaultSessionIdManager workerName=node0
Nov 28, 2017 2:17:10 PM org.eclipse.jetty.server.session.DefaultSessionIdManager doStart
INFO: No SessionScavenger set, using defaults
Nov 28, 2017 2:17:10 PM org.eclipse.jetty.server.session.HouseKeeper startScavenging
INFO: Scavenging every 660000ms
Jenkins home directory: /var/lib/jenkins found at: SystemProperties.getProperty("JENKINS_HOME")
Nov 28, 2017 2:17:11 PM org.eclipse.jetty.server.handler.ContextHandler doStart
INFO: Started w.@d23e042{/,file:///var/cache/jenkins/war/,AVAILABLE}{/var/cache/jenkins/war}
Nov 28, 2017 2:17:11 PM org.eclipse.jetty.server.AbstractConnector doStart
INFO: Started ServerConnector@13d73f29{HTTP/1.1,[http/1.1]}{127.0.0.1:8081}
Nov 28, 2017 2:17:11 PM org.eclipse.jetty.server.Server doStart
INFO: Started @3487ms
Nov 28, 2017 2:17:11 PM winstone.Logger logInternal
INFO: Winstone Servlet Engine v4.0 running: controlPort=disabled
Nov 28, 2017 2:17:12 PM jenkins.InitReactorRunner$1 onAttained
INFO: Started initialization
Nov 28, 2017 2:17:13 PM jenkins.InitReactorRunner$1 onAttained
INFO: Listed all plugins
Nov 28, 2017 2:17:18 PM jenkins.InitReactorRunner$1 onAttained
INFO: Prepared all plugins
Nov 28, 2017 2:17:18 PM jenkins.InitReactorRunner$1 onAttained
INFO: Started all plugins
Nov 28, 2017 2:17:19 PM hudson.ExtensionFinder$GuiceFinder$FaultTolerantScope$1 error
INFO: Failed to instantiate optional component org.biouno.unochoice.model.ScriptlerScript$DescriptorImpl; skipping
Nov 28, 2017 2:17:19 PM jenkins.InitReactorRunner$1 onAttained
INFO: Augmented all extensions
Nov 28, 2017 2:17:20 PM jenkins.model.RunIdMigrator migrate
INFO: Migrating build records in /var/lib/jenkins/jobs/build_spark_repo/builds
Nov 28, 2017 2:17:20 PM jenkins.model.RunIdMigrator doMigrate
WARNING: found unexpected dir lastSuccessfulBuild
Nov 28, 2017 2:17:20 PM jenkins.model.RunIdMigrator doMigrate
WARNING: found unexpected dir lastStableBuild
Nov 28, 2017 2:17:20 PM jenkins.model.RunIdMigrator migrate
WARNING: Build record migration (https://jenkins.io/redirect/build-record-migration) is one-way. If you need to downgrade Jenkins, run: java -classpath "/var/cache/jenkins/war/WEB-INF/lib/jenkins-core-2.73.2.jar:/var/cache/jenkins/war/WEB-INF/lib/commons-io-2.4.jar:/var/cache/jenkins/war/WEB-INF/lib/stapler-1.250.jar:/var/cache/jenkins/war/WEB-INF/lib/ant-1.8.4.jar:/var/cache/jenkins/war/WEB-INF/lib/commons-lang-2.6.jar" jenkins.model.RunIdMigrator "/var/lib/jenkins"
Nov 28, 2017 2:17:20 PM jenkins.InitReactorRunner$1 onAttained
INFO: Loaded all jobs
Nov 28, 2017 2:17:20 PM hudson.model.AsyncPeriodicWork$1 run
INFO: Started Download metadata
Nov 28, 2017 2:17:20 PM jenkins.InitReactorRunner$1 onAttained
INFO: Completed initialization
Nov 28, 2017 2:17:21 PM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.web.context.support.StaticWebApplicationContext@479f04e6: display name [Root WebApplicationContext]; startup date [Tue Nov 28 14:17:21 CET 2017]; root of context hierarchy
Nov 28, 2017 2:17:21 PM org.springframework.context.support.AbstractApplicationContext obtainFreshBeanFactory
INFO: Bean factory for application context [org.springframework.web.context.support.StaticWebApplicationContext@479f04e6]: org.springframework.beans.factory.support.DefaultListableBeanFactory@5eedf60f
Nov 28, 2017 2:17:21 PM org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons
INFO: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@5eedf60f: defining beans [authenticationManager]; root of factory hierarchy
Nov 28, 2017 2:17:21 PM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.web.context.support.StaticWebApplicationContext@4a772b39: display name [Root WebApplicationContext]; startup date [Tue Nov 28 14:17:21 CET 2017]; root of context hierarchy
Nov 28, 2017 2:17:21 PM org.springframework.context.support.AbstractApplicationContext obtainFreshBeanFactory
INFO: Bean factory for application context [org.springframework.web.context.support.StaticWebApplicationContext@4a772b39]: org.springframework.beans.factory.support.DefaultListableBeanFactory@5e76549c
Nov 28, 2017 2:17:21 PM org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons
INFO: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@5e76549c: defining beans [filter,legacy]; root of factory hierarchy**`

在我重新运行作业后，此功能起作用

只是想知道错误的原因是什么