only result after adding to pareto

Author: tybug

hypothesis-python/src/hypothesis/internal/conjecture/pareto.py

@@ -133,10 +133,11 @@ def add(self, data):
         """Attempts to add ``data`` to the pareto front. Returns True if
         ``data`` is now in the front, including if data is already in the
         collection, and False otherwise"""
-        data = data.as_result()
         if data.status < Status.VALID:
             return False
 
+        data = data.as_result()
+
         if not self.front:
             self.front.add(data)
             return True