anchor.diff:      && cd boost_1_64_0 \
       && ./bootstrap.sh --prefix=/usr/local \
       && echo 'using clang : 4.0 : clang++-4.0 ;' >> project-config.jam \
  -    && ./b2 -d0 -j4 --with-thread --with-date_time --with-system --with-filesystem --with-program_options \
  +    && ./b2 -d0 -j$(nproc) --with-thread --with-date_time --with-system --with-filesystem --with-program_options \
          --with-signals --with-serialization --with-chrono --with-test --with-context --with-locale --with-coroutine --with-iostreams toolset=clang link=static install \
       && cd .. && rm -rf boost_1_64_0
   
  -RUN wget https://github.com/mongodb/mongo-c-driver/releases/download/1.8.0/mongo-c-driver-1.8.0.tar.gz -O - | tar -xz \
  -    && cd mongo-c-driver-1.8.0 \
  +RUN wget https://github.com/mongodb/mongo-c-driver/releases/download/1.9.3/mongo-c-driver-1.9.3.tar.gz -O - | tar -xz \
  +    && cd mongo-c-driver-1.9.3 \
       && ./configure --disable-automatic-init-and-cleanup --prefix=/usr/local \
  -    && make install \
  -    && cd .. && rm -rf mongo-c-driver-1.8.0
  +    && make -j$(nproc) install \
  +    && cd .. && rm -rf mongo-c-driver-1.9.3
   
   RUN git clone --depth 1 --single-branch --branch release_40 https://github.com/llvm-mirror/llvm.git \
       && git clone --depth 1 --single-branch --branch release_40 https://github.com/llvm-mirror/clang.git llvm/tools/clang \
  
positive.code:   && apt-get update \
    && DEBIAN_FRONTEND=noninteractive apt-get install -y git-core automake autoconf libtool build-essential pkg-config libtool \
       mpi-default-dev libicu-dev python-dev python3-dev libbz2-dev zlib1g-dev libssl-dev libgmp-dev \
       clang-4.0 lldb-4.0 lld-4.0 llvm-4.0-dev libclang-4.0-dev libsasl2-dev ninja-build \
    && rm -rf /var/lib/apt/lists/*
  
  RUN update-alternatives --install /usr/bin/clang clang /usr/lib/llvm-4.0/bin/clang 400 \
  
negative.code:     && cd secp256k1-zkp \
      && ./autogen.sh \
      && ./configure --prefix=/usr/local \
      && make -j$(nproc) install \
      && cd .. && rm -rf secp256k1-zkp
  
  RUN git clone --depth 1 -b releases/stable git://github.com/mongodb/mongo-cxx-driver \
      && cd mongo-cxx-driver \
  