anchor.diff:  RUN add-apt-repository ppa:ubuntu-toolchain-r/ppa
   RUN apt-get -y install clang-3.4 lldb-3.4
   
  -# ADD codewarrior user
  -RUN useradd -s /usr/sbin/nologin codewarrior
  -
   # ADD cli-runner and install node deps
   ADD . /codewars
   
   # Build the jvm-runner
   WORKDIR /codewars/jvm-runner
  -RUN LEIN_ROOT=true lein do clean, test, uberjar
  +RUN [ -e target/jvm-runner-0.1.1-standalone.jar ] || LEIN_ROOT=true lein do clean, test, uberjar
   
   WORKDIR /codewars
   RUN npm install
  -#USER codewarrior
   
   # Run the test suite to make sure this thing works
  +
  +USER codewarrior
  +# Set environment variables
  +ENV TIMEOUT 2000
  +ENV USER codewarrior
  +ENV HOME /home/codewarrior
   RUN mocha -t 5000 test/*
   
   #timeout is a fallback in case an error with node
  
positive.code: # Install GoLang
  WORKDIR /tmp
  # http://blog.labix.org/2013/06/15/in-flight-deb-packages-of-go
  RUN apt-get install -y golang
  #RUN curl https://godeb.s3.amazonaws.com/godeb-amd64.tar.gz | tar zxv
  #RUN ./godeb install 1.3.1
  #RUN rm godeb
  
  # Install TypeScript
  RUN npm -g install typescript
  
negative.code: RUN apt-get install -y redis-server
  
  # Install Redis Language packages
  RUN npm -g install redis
  RUN gem install redis --no-ri --no-rdoc
  RUN pip install redis
  
  