anchor.diff:  RUN rm go-bins.tar.gz
   ENV PATH $PATH:/usr/local/go/bin
   
  +
  +# ------------------------------------------------------
  +# --- Bitrise CLI
  +
   #
   # Install Bitrise CLI
   RUN curl -fL https://github.com/bitrise-io/bitrise/releases/download/1.2.3/bitrise-$(uname -s)-$(uname -m) > /usr/local/bin/bitrise
   RUN chmod +x /usr/local/bin/bitrise
   RUN bitrise setup --minimal
   
  +
  +# ------------------------------------------------------
  +# --- Cleanup, Workdir and revision
  +
  +# Cleaning
  +RUN apt-get clean
  +
   WORKDIR $BITRISE_SOURCE_DIR
   
  -CMD ls -alh
  +ENV BITRISE_DOCKER_REV_NUMBER_BASE 2
  +CMD bitrise --version
  
positive.code: WORKDIR /bitrise/prep
  
  
  RUN apt-get -y update
  RUN DEBIAN_FRONTEND=noninteractive apt-get -y install git mercurial curl wget rsync sudo
  
  # install Ruby from source
  #  from source: mainly because of GEM native extensions,
  
negative.code: FROM ubuntu:14.04
  
  
  # ------------------------------------------------------
  # --- Environments and base directories
  
  # Environments
  # - Language
  