anchor.diff:  ENV BUILD_USER_GROUP users
   ENV BUILD_DOCKER_GROUP docker
   ENV BUILD_DOCKER_GROUP_ID 1001
  +ENV UMPIRE_VERSION 0.4.4
   
   # Create the docker group
   RUN groupadd -g $BUILD_DOCKER_GROUP_ID $BUILD_DOCKER_GROUP
  
positive.code: ENV FINDBUGS_VERSION 2.0.3
  RUN curl -fsSL http://downloads.sourceforge.net/project/findbugs/findbugs/$FINDBUGS_VERSION/findbugs-$FINDBUGS_VERSION.tar.gz | tar xzf - -C /home/$BUILD_USER
  
  ENV ANT_VERSION 1.9.5
  RUN cd && \
      wget -q http://www.us.apache.org/dist/ant/binaries/apache-ant-${ANT_VERSION}-bin.tar.gz && \
      tar -xzf apache-ant-${ANT_VERSION}-bin.tar.gz && \
  
negative.code:     python2.7 ./get-pip.py
  
  # Install umpire
  RUN pip2.7 install umpire==${UMPIRE_VERSION}
  
  # Create the folder we use for Jenkins workspaces across all nodes
  RUN mkdir -p /var/lib/jenkins
  