--- a/rust/hg-core/src/discovery.rs	Thu Aug 22 14:31:07 2019 +0200
+++ b/rust/hg-core/src/discovery.rs	Sat Aug 31 14:12:38 2019 +0900
@@ -691,5 +691,4 @@
         assert_eq!(sample, vec![0, 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 13]);
         Ok(())
     }
-
 }