anchor.diff:      cd .. && \
       rm -rf sbcl*
   
  -ENV D_VERSION     2.081.0
  -ENV DMD_DEB       dmd_2.081.0-0_amd64.deb
  +ENV D_VERSION     2.082.1
  +ENV DMD_DEB       dmd_2.082.1-0_amd64.deb
   RUN \
   `# D dependencies` \
       wget -q http://downloads.dlang.org/releases/2.x/${D_VERSION}/${DMD_DEB} && \
  
positive.code: `# csharp (mono) dependencies` \
        mono-devel
  
  ENV SBCL_VERSION 1.4.9
  RUN \
  `# Common Lisp (sbcl) dependencies` \
      curl --version && \
  
negative.code:       libglib2.0-dev
  
  # golang
  ENV GOLANG_VERSION 1.11.1
  ENV GOLANG_DOWNLOAD_URL https://golang.org/dl/go$GOLANG_VERSION.linux-amd64.tar.gz
  ENV GOLANG_DOWNLOAD_SHA256 2871270d8ff0c8c69f161aaae42f9f28739855ff5c5204752a8d92a1c9f63993
  RUN curl -fsSL "$GOLANG_DOWNLOAD_URL" -o golang.tar.gz && \
        echo "$GOLANG_DOWNLOAD_SHA256  golang.tar.gz" | sha256sum -c - && \
              tar -C /usr/local -xzf golang.tar.gz && \
  