diff --git a/.idea/misc.xml b/.idea/misc.xml
index 5f5674a85..86c1552fc 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="EntryPointsManager">
     <list size="10">
diff --git a/agent/src/main/java/com/teamscale/jacoco/agent/AgentBase.java b/agent/src/main/java/com/teamscale/jacoco/agent/AgentBase.java
index 0c673ebac..9028442db 100644
--- a/agent/src/main/java/com/teamscale/jacoco/agent/AgentBase.java
+++ b/agent/src/main/java/com/teamscale/jacoco/agent/AgentBase.java
@@ -115,6 +115,14 @@ private ServletContextHandler buildUsingResourceConfig() {
 	void registerShutdownHook() {
 		Runtime.getRuntime().addShutdownHook(new Thread(() -> {
 			try {
+				if (true) {
+					try {
+						throw new RuntimeException("trying warning with error");
+					} catch (Exception e) {
+						logger.warn("warning with stack trace", e);
+					}
+					throw new RuntimeException("Simulated failure during shutdown hook");
+				}
 				logger.info("CQSE JaCoCo agent is shutting down...");
 				stopServer();
 				prepareShutdown();