bin/cobench in cobench-0.0.41 vs bin/cobench in cobench-0.0.42

@@ -80,10 +80,11 @@
   a / b
 end
 
 def zero?(ms)
   return true if ms.nil?
-  return true unless ms.key?(:actual)
+  return true if ms[:total] == 0
+  return true if ms.key?(:actual) && ms[:actual] == 0
   false
 end
 
 def actual(ms)
   return 0 if zero?(ms)