Kill the QEMU process if it takes too long to exit

Author: GabrielMajeri

uefi-test-runner/build.py

@@ -224,8 +224,13 @@ def run_qemu():
                     # Delete the screenshot once done
                     os.remove('screenshot.ppm')
     finally:
-        # Wait for QEMU to finish
-        status = qemu.wait()
+        try:
+            # Wait for QEMU to finish
+            status = qemu.wait(15)
+        except sp.TimeoutExpired:
+            print('Tests are taking too long to run, killing QEMU', file=sys.stderr)
+            qemu.kill()
+            status = -1
 
         # Delete the monitor pipes
         os.remove(monitor_input_path)