tools: travis: not working, roll back some

.travis.yml

@@ -22,17 +22,11 @@ before_install:
   - travis_retry curl -L https://github.com/commercialhaskell/stack/releases/download/v0.1.3.1/stack-0.1.3.1-x86_64-linux.gz | gunzip > ~/.local/bin/stack
   - chmod a+x ~/.local/bin/stack
 
-# install:
-#   - stack setup
-#   - stack build --only-snapshot
-
-# script:
-#   - stack build --test
-
 install:
+  - stack +RTS -N2 -RTS --no-terminal build --install-ghc --only-snapshot
 
 script:
-  - stack +RTS -N2 -RTS --install-ghc --no-terminal build --test
+  - stack +RTS -N2 -RTS build --test
 
 # coveralls.io coverage reports
 # after_script: