Send KILL to minode process

src/tests/launcher.py

@@ -1,6 +1,7 @@
 """Launching an external app with the network queue"""
 
 import atexit
+import logging
 import signal
 import subprocess
 
@@ -23,4 +24,9 @@ class MinodeProcess(object):
 
     def stop(self):
         self.process.send_signal(signal.SIGTERM)
-        self.process.wait(10)
+        try:
+            self.process.wait(10)
+        except:
+            logger = logging.getLogger('default')
+            logger.warning('Failed to stop process', exc_info=True)
+            self.process.send_signal(signal.SIGKILL)