Bump minimum tested Rust version

We now use the question-mark operator in the code which was only stabilized in 1.13
justinas · Nov 1, 2018 · 847185d · 847185d
1 parent 3367b8c
commit 847185d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: rust
 rust:
-  - 1.0.0
+  - 1.13.0
   - stable
   - beta
   - nightly