anchor.diff:  
   RUN NPROC=$(grep -c ^processor /proc/cpuinfo 2>/dev/null || 1) && \
       apt-get update && \
  -    apt-get -y --no-install-recommends install cmake make git gcc g++ libbz2-dev libstxxl-dev libstxxl1v5 libxml2-dev \
  -    libzip-dev libboost1.67-all-dev lua5.2 liblua5.2-dev libtbb-dev -o APT::Install-Suggests=0 -o APT::Install-Recommends=0 && \
  -    NPROC=$(grep -c ^processor /proc/cpuinfo 2>/dev/null || 1) && \
  +    apt-get -y --no-install-recommends install cmake make git gcc g++ libbz2-dev libxml2-dev \
  +    libzip-dev libboost1.62-all-dev lua5.2 liblua5.2-dev libtbb-dev -o APT::Install-Suggests=0 -o APT::Install-Recommends=0 && \
       echo "Building OSRM ${DOCKER_TAG}" && \
       git show --format="%H" | head -n1 > /opt/OSRM_GITSHA && \
       echo "Building OSRM gitsha $(cat /opt/OSRM_GITSHA)" && \
  
positive.code: 
  # Multistage build to reduce image size - https://docs.docker.com/engine/userguide/eng-image/multistage-build/#use-multi-stage-builds
  # Only the content below ends up in the image, this helps remove /src from the image (which is large)
  FROM debian:buster-slim as runstage
  RUN mkdir -p /src  && mkdir -p /opt
  RUN apt-get update && \
  apt-get install -y --no-install-recommends libboost-program-options1.67.0 libboost-regex1.67.0 \
  libboost-date-time1.67.0 libboost-chrono1.67.0 libboost-filesystem1.67.0 \
  libboost-iostreams1.67.0 libboost-thread1.67.0 expat liblua5.2-0 libtbb2 &&\
  rm -rf /var/lib/apt/lists/*
  COPY --from=builder /usr/local /usr/local
  COPY --from=builder /opt /opt
  WORKDIR /opt
  
  EXPOSE 5000
  
negative.code: FROM debian:stretch-slim as builder
  ARG DOCKER_TAG
  RUN mkdir -p /src  && mkdir -p /opt
  COPY . /src
  