arm targets no longer have flaky tests

.travis.yml

@@ -39,16 +39,6 @@ matrix:
       os: osx
     - env: TARGET=x86_64-unknown-linux-gnu
       os: linux
-  allow_failures:
-     # Issue #2. Flaky test
-    - env: TARGET=arm-unknown-linux-gnueabi
-      os: linux
-     # Issue #2. Flaky test
-    - env: TARGET=arm-unknown-linux-gnueabihf
-      os: linux
-     # Issue #2. Flaky test
-    - env: TARGET=armv7-unknown-linux-gnueabihf
-      os: linux
 
 install:
   - bash ci/install.sh