title: Android SDK sample + "gradle build" error: org.gradle.api.tasks.TaskExecutionException: Execution failed for task
body: <p>Building the Android SDK sample (android-19/ui/CustomChoiceList) using "gradle build  --stacktrace" command:</p>
  
  <pre><code>:CustomChoiceListSample:compileLint
  :CustomChoiceListSample:lint
  Ran lint on variant debug: 13 issues found
  Ran lint on variant release: 13 issues found
  Wrote HTML report to file:/sda3/android-sdk-linux/samples/android-19/ui/CustomChoiceList/CustomChoiceListSample/build/lint-results.html
  Wrote XML report to /sda3/android-sdk-linux/samples/android-19/ui/CustomChoiceList/CustomChoiceListSample/build/lint-results.xml
  :CustomChoiceListSample:lint FAILED
  
  FAILURE: Build failed with an exception.
  
  * What went wrong:
  Execution failed for task ':CustomChoiceListSample:lint'.
  &gt; Lint found errors in the project; aborting build.
  
    Fix the issues identified by lint, or add the following to your build script to proceed with errors:
    ...
    android {
        lintOptions {
            abortOnError false
        }
    }
    ...
  
  * Try:
  Run with --info or --debug option to get more log output.
  
  * Exception is:
  org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':CustomChoiceListSample:lint'.
      at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:69)
      at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:46)
      at org.gradle.api.internal.tasks.execution.PostExecutionAnalysisTaskExecuter.execute(PostExecutionAnalysisTaskExecuter.java:35)
      at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:64)
      at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
      at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:42)
      at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52)
      at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:53)
      at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
      at org.gradle.api.internal.AbstractTask.executeWithoutThrowingTaskFailure(AbstractTask.java:289)
      at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.executeTask(AbstractTaskPlanExecutor.java:79)
      at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:63)
      at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:51)
      at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$1.run(DefaultTaskPlanExecutor.java:33)
      at org.gradle.internal.Factories$1.create(Factories.java:22)
      at org.gradle.cache.internal.DefaultCacheAccess.longRunningOperation(DefaultCacheAccess.java:198)
      at org.gradle.cache.internal.DefaultCacheAccess.longRunningOperation(DefaultCacheAccess.java:266)
      at org.gradle.cache.internal.DefaultPersistentDirectoryStore.longRunningOperation(DefaultPersistentDirectoryStore.java:135)
      at org.gradle.api.internal.changedetection.state.DefaultTaskArtifactStateCacheAccess.longRunningOperation(DefaultTaskArtifactStateCacheAccess.java:95)
      at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:31)
      at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:86)
      at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:29)
      at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:61)
      at org.gradle.execution.DefaultBuildExecuter.access$200(DefaultBuildExecuter.java:23)
      at org.gradle.execution.DefaultBuildExecuter$2.proceed(DefaultBuildExecuter.java:67)
      at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32)
      at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:61)
      at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:54)
      at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:166)
      at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:113)
      at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:81)
      at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildController.run(InProcessBuildActionExecuter.java:64)
      at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:33)
      at org.gradle.launcher.cli.ExecuteBuildAction.run(ExecuteBuildAction.java:24)
      at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:35)
      at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26)
      at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:50)
      at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.java:171)
      at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:201)
      at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.execute(CommandLineActionFactory.java:174)
      at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:170)
      at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(CommandLineActionFactory.java:139)
      at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:33)
      at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionReportingAction.java:22)
      at org.gradle.launcher.Main.doAction(Main.java:46)
      at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45)
      at org.gradle.launcher.Main.main(Main.java:37)
      at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBootstrap.java:50)
      at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.java:32)
      at org.gradle.launcher.GradleMain.main(GradleMain.java:23)
  Caused by: org.gradle.api.GradleException: Lint found errors in the project; aborting build.
  
  Fix the issues identified by lint, or add the following to your build script to proceed with errors:
  ...
  android {
      lintOptions {
          abortOnError false
      }
  }
  ...
      at com.android.build.gradle.tasks.Lint.abort(Lint.groovy:154)
      at com.android.build.gradle.tasks.Lint.lintAllVariants(Lint.groovy:119)
      at com.android.build.gradle.tasks.Lint$lintAllVariants.callCurrent(Unknown Source)
      at com.android.build.gradle.tasks.Lint.lint(Lint.groovy:67)
      at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:63)
      at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.doExecute(AnnotationProcessingTaskFactory.java:219)
      at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:212)
      at org.gradle.api.internal.project.taskfactory.AnnotationProcessingTaskFactory$StandardTaskAction.execute(AnnotationProcessingTaskFactory.java:201)
      at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:533)
      at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:516)
      at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:80)
      at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:61)
      ... 49 more
  
  
  BUILD FAILED
  
  Total time: 12.772 secs
  </code></pre>
  
  <p>Can someone elaborate on the cause of the error?</p>