Improve exit message

bilby/core/sampler/dynesty.py

@@ -387,7 +387,14 @@ class Dynesty(NestedSampler):
             return False
 
     def write_current_state_and_exit(self, signum=None, frame=None):
-        logger.warning("Run terminated with signal {}".format(signum))
+        if signum == 14:
+            logger.info(
+                "Run interrupted by alarm signal {}: checkpoint and exit on {}"
+                .format(signum, self.exit_code))
+        else:
+            logger.info(
+                "Run interrupted by signal {}: checkpoint and exit on {}"
+                .format(signum, self.exit_code))
         self.write_current_state()
         os._exit(self.exit_code)