anchor.diff:      && apt-get install --no-install-recommends -y lsb-release software-properties-common \
       && add-apt-repository -y ppa:jonathonf/gcc \
       && add-apt-repository -y ppa:ubuntu-toolchain-r/test \
  +    && add-apt-repository -y ppa:git-core/ppa \
       && add-apt-repository -y ppa:beineri/opt-qt-${TRIK_QTVERSION}-$(lsb_release -sc) \
       && apt-get update \
       && apt-get install -y --no-install-recommends \
  
positive.code: 		    pkg-config libboost-system-dev libboost-wave-dev \
                  tcl vera++ xvfb mesa-common-dev libgl1-mesa-dri \
  		libglu1-mesa-dev libpng-dev \
  		zlib1g-dev xbitmaps xterm git-core ccache \
  #qt
  		qt512-meta-minimal qt512multimedia qt512script qt512svg qt512tools \
  #for libusb build
  
negative.code: ENV TRIK_GCCVERSION 9
  ENV TRIK_QTIFW_VERSION 4.0.0
  ENV TRIK_LIBUSB_TAG v1.0.23
  ENV TRIK_QTVERSION 5.12.10
  RUN bash -uc 'echo ${TRIK_PYTHON3_VERSION_MINOR}'
  # Build image with two huge layers, this is the 1st one.
  # Do not upgrade packages to match trikset/checker-runtime
  