diff --git a/.travis.yml b/.travis.yml
index 8653ff9..67acc46 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,10 @@
 language: rust
-rust:
-  - stable
-  - nightly
+matrix:
+  fast_finish: true
+  include:
+    - rust: beta
+    - rust: nightly
+      env: FEATURES="--features nightly"
+env:
+  global:
+    - RUST_BACKTRACE=1