revert toolchain back to "test"

diff --git a/.travis.yml b/.travis.yml
index 2d844604c8a2341e9843b93633f3d9712153fea1..41d557ada628a005f5926c7a684a4305da5188a0 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,4 @@
 language: cpp\r
-cache: ccache\r
 matrix:\r
 # gcc\r
   include:\r
@@ -78,8 +77,8 @@ before_install:
   - if [ "$TRAVIS_OS_NAME" = "linux" ]; then\r
       eval "${MATRIX_EVAL}";\r
       if [ -n "$MATRIX_EVAL" ] && [ "$TRAVIS_COMPILER" != "clang" ]; then\r
-        sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 1E9377A2BA9EF27F;\r
-        sudo add-apt-repository -y ppa:ubuntu-toolchain-r/ppa;\r
+        sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 6B05F25D762E3157;\r
+        sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test;\r
         sudo apt-get update -qq;\r
         sudo apt-get install -y $CC;\r
       fi;\r