Travis seems to view 1.10 as 1.1...
diff --git a/.travis.yml b/.travis.yml
index 04e9719..64353cc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,6 @@
 
 go:
   - 1.9
-  - 1.10
   - tip
 
 script: