Integrated code lifecycle: Improve logging when build job times out

src/main/java/de/tum/cit/aet/artemis/buildagent/service/BuildJobContainerService.java

@@ -206,6 +206,8 @@ public void stopContainer(String containerName) {
         // Get the container ID.
         String containerId = container.getId();
 
+        log.info("Stopping container with id {}", containerId);
+
         // Create a file "stop_container.txt" in the root directory of the container to indicate that the test results have been extracted or that the container should be stopped
         // for some other reason.
         // The container's main process is waiting for this file to appear and then stops the main process, thus stopping and removing the container.

src/main/java/de/tum/cit/aet/artemis/buildagent/service/BuildJobExecutionService.java

@@ -308,10 +308,18 @@ private BuildResult runScriptAndParseResults(BuildJobQueueItem buildJob, String
 
         ZonedDateTime buildCompletedDate = ZonedDateTime.now();
 
+        msg = "~~~~~~~~~~~~~~~~~~~~ Moving test results to specified directory for build job " + buildJob.id() + " ~~~~~~~~~~~~~~~~~~~~";
+        buildLogsMap.appendBuildLogEntry(buildJob.id(), msg);
+        log.debug(msg);
+
         buildJobContainerService.moveResultsToSpecifiedDirectory(containerId, buildJob.buildConfig().resultPaths(), LOCALCI_WORKING_DIRECTORY + LOCALCI_RESULTS_DIRECTORY);
 
         // Get an input stream of the test result files.
 
+        msg = "~~~~~~~~~~~~~~~~~~~~ Collecting test results from container " + containerId + " for build job " + buildJob.id() + " ~~~~~~~~~~~~~~~~~~~~";
+        buildLogsMap.appendBuildLogEntry(buildJob.id(), msg);
+        log.info(msg);
+
         TarArchiveInputStream testResultsTarInputStream;
 
         try {
@@ -349,6 +357,10 @@ private BuildResult runScriptAndParseResults(BuildJobQueueItem buildJob, String
             }
         }
 
+        msg = "~~~~~~~~~~~~~~~~~~~~ Parsing test results for build job " + buildJob.id() + " ~~~~~~~~~~~~~~~~~~~~";
+        buildLogsMap.appendBuildLogEntry(buildJob.id(), msg);
+        log.info(msg);
+
         BuildResult buildResult;
         try {
             buildResult = parseTestResults(testResultsTarInputStream, buildJob.buildConfig().branch(), assignmentRepoCommitHash, testRepoCommitHash, buildCompletedDate,
@@ -362,7 +374,7 @@ private BuildResult runScriptAndParseResults(BuildJobQueueItem buildJob, String
         }
 
         msg = "Building and testing submission for repository " + assignmentRepositoryUri.repositorySlug() + " and commit hash " + assignmentRepoCommitHash + " took "
-                + TimeLogUtil.formatDurationFrom(timeNanoStart);
+                + TimeLogUtil.formatDurationFrom(timeNanoStart) + " for build job " + buildJob.id();
         buildLogsMap.appendBuildLogEntry(buildJob.id(), msg);
         log.info(msg);
 

src/main/java/de/tum/cit/aet/artemis/buildagent/service/BuildJobManagementService.java

@@ -16,6 +16,7 @@
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Future;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
 import java.util.concurrent.locks.ReentrantLock;
 import java.util.function.Supplier;
 
@@ -176,6 +177,9 @@ public CompletableFuture<BuildResult> executeBuildJob(BuildJobQueueItem buildJob
                 }
                 else {
                     finishBuildJobExceptionally(buildJobItem.id(), containerName, e);
+                    if (e instanceof TimeoutException) {
+                        logTimedOutBuildJob(buildJobItem, buildJobTimeoutSeconds);
+                    }
                     throw new CompletionException(e);
                 }
             }
@@ -188,6 +192,18 @@ public CompletableFuture<BuildResult> executeBuildJob(BuildJobQueueItem buildJob
         }));
     }
 
+    private void logTimedOutBuildJob(BuildJobQueueItem buildJobItem, int buildJobTimeoutSeconds) {
+        String msg = "Timed out after " + buildJobTimeoutSeconds + " seconds. "
+                + "This may be due to an infinite loop or inefficient code. Please review your code for potential issues. "
+                + "If the problem persists, contact your instructor for assistance. (Build job ID: " + buildJobItem.id() + ")";
+        buildLogsMap.appendBuildLogEntry(buildJobItem.id(), msg);
+        log.warn(msg);
+
+        msg = "Executing build job with id " + buildJobItem.id() + " timed out after " + buildJobTimeoutSeconds + " seconds."
+                + "This may be due to strict timeout settings. Consider increasing the exercise timeout and applying stricter timeout constraints within the test cases using @StrictTimeout.";
+        buildLogsMap.appendBuildLogEntry(buildJobItem.id(), msg);
+    }
+
     Set<String> getRunningBuildJobIds() {
         return Set.copyOf(runningFutures.keySet());
     }