...

.travis.yml

@@ -5,16 +5,19 @@ dist: precise
 rust:
   - stable
   - nightly
-os: linux
+
 matrix:
   fast_finish: true
+  include:
+    - os: linux
+      addons:
+        apt:
+          sources: ['ubuntu-toolchain-r-test', 'sourceline': 'deb http://ppa.launchpad.net/keithw/glfw3/ubuntu trusty main']
+          packages: ['cmake', 'libgles2-mesa-dev', 'libglew-dev', 'libglfw3-dev', 'libglm-dev', 'libgtk-3-dev']
 
 services:
   - docker
 
-before_script:
-  - sudo apt-get update -y && sudo apt-get install -y cmake libgles2-mesa-dev libglew-dev libglfw3-dev libglm-dev libgtk-3-dev
-
 script:
   - if [ -z "$TRAVIS_TAG" ]; then cargo test --all; fi