anchor.diff:  
   # Install upload-apk helper
   
  -RUN npm install -g xcode-build-tools@4.4.2
  +RUN npm install -g xcode-build-tools
  
positive.code:     && apt-get install -y software-properties-common libncurses5:i386 libstdc++6:i386 zlib1g:i386 unzip cmake expect wget curl git build-essential \
      && apt-get install --reinstall ca-certificates \
      && add-apt-repository -y ppa:webupd8team/java \
      && curl -sL https://deb.nodesource.com/setup_7.x | bash - \
      && apt-get update \
      && echo oracle-java8-installer shared/accepted-oracle-license-v1-1 select true | /usr/bin/debconf-set-selections \
      && apt-get install -y oracle-java8-installer nodejs \
  
negative.code: # Install Android platform and things
  
  ENV ANDROID_PLATFORM_VERSION 25
  ENV ANDROID_BUILD_TOOLS_VERSION 25.0.3
  ENV ANDROID_EXTRA_PACKAGES build-tools-25.0.2,build-tools-25.0.1,build-tools-25.0.0
  ENV ANDROID_REPOSITORIES extra-android-m2repository,extra-android-support,extra-google-m2repository
  
  RUN /opt/tools/android-accept-licenses.sh "android update sdk --no-ui --all --filter platform-tools,build-tools-$ANDROID_BUILD_TOOLS_VERSION,android-$ANDROID_PLATFORM_VERSION,$ANDROID_EXTRA_PACKAGES,$ANDROID_REPOSITORIES"
  
  # Install NDK
  
  ENV ANDROID_NDK_URL https://dl.google.com/android/repository/android-ndk-r15b-linux-x86_64.zip
  
  RUN cd /opt \
      && wget --output-document=android-ndk.zip --quiet $ANDROID_NDK_URL \
  