diff --git a/test_execution.sh b/test_execution.sh
index 9fc7a97..a3710bc 100644
--- a/test_execution.sh
+++ b/test_execution.sh
@@ -37,14 +37,17 @@ EOF
 
 # 1. CD into the repo path
 # 2. Execute command and capture output
-# 3. PIPESTATUS[1] captures the exit code of the CMD, not the 'cd' or 'tee'
+# 3. PIPESTATUS[0] captures the exit code of the eval "$CMD"
+echo "--- Execution Start ---" | tee -a >(sed 's/$/<br>/' >> "$LOG_FILE")
 cd "$REPO_PATH" && eval "$CMD" 2>&1 | tee -a >(sed 's/$/<br>/' >> "$LOG_FILE")
 EXIT_CODE=${PIPESTATUS[0]}
+echo "--- Execution End (Exit Code: $EXIT_CODE) ---" | tee -a >(sed 's/$/<br>/' >> "$LOG_FILE")
 
 # Close HTML tags
 echo "</div></body></html>" >> "$LOG_FILE"
 
 # Determine PASS/FAIL
+# We consider it a FAIL if the exit code is non-zero
 if [ $EXIT_CODE -eq 0 ]; then
     RESULT="PASS"
 else
diff --git a/testarena-app.service b/testarena-app.service
index 007f2c4..cc8498c 100644
--- a/testarena-app.service
+++ b/testarena-app.service
@@ -8,6 +8,7 @@ Group=asf
 WorkingDirectory=/home/asf/testarena_backend
 Environment="PATH=/home/asf/testarena_backend/venv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
 Environment="IDF_PATH=/home/asf/esp/esp-idf"
+Environment="XDG_RUNTIME_DIR=/tmp"
 Environment="DATABASE_URL=sqlite:////home/asf/testarena/testarena.db"
 ExecStart=/home/asf/testarena_backend/venv/bin/uvicorn testarena_app.main:app --host 0.0.0.0 --port 8000
 Restart=always
diff --git a/testarena-worker.service b/testarena-worker.service
index 9a86eaa..642ab87 100644
--- a/testarena-worker.service
+++ b/testarena-worker.service
@@ -8,6 +8,7 @@ Group=asf
 WorkingDirectory=/home/asf/testarena_backend
 Environment="PATH=/home/asf/testarena_backend/venv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
 Environment="IDF_PATH=/home/asf/esp/esp-idf"
+Environment="XDG_RUNTIME_DIR=/tmp"
 Environment="DATABASE_URL=sqlite:////home/asf/testarena/testarena.db"
 ExecStart=/home/asf/testarena_backend/venv/bin/python3 -m testarena_app.worker
 Restart=always
diff --git a/testarena_app/worker.py b/testarena_app/worker.py
index 50ca991..db71f5c 100644
--- a/testarena_app/worker.py
+++ b/testarena_app/worker.py
@@ -31,6 +31,9 @@ def update_json_status(queue_id, task_id, status, result=None):
 
 import datetime
 import time
+import os
+
+os.environ["XDG_RUNTIME_DIR"] = "/tmp"
 
 def run_command_with_logging(cmd, log_file, cwd=None, env=None, timeout=1800, stop_string=None):
     """Runs a command, logs output, and optionally stops when a string is found."""