anchor.diff:  
   FROM ubuntu:16.04
   MAINTAINER Natan Sągol <m@merlinnot.com>
  -
  -# Add sources
  -RUN echo "deb http://apt.postgresql.org/pub/repos/apt xenial-pgdg main" >> \
  -      /etc/apt/sources.list && \
  -    wget --quiet -O - http://apt.postgresql.org/pub/repos/apt/ACCC4CF8.asc | \
  -      apt-key add -
   
   # Update image
   RUN apt-get -qq update && apt-get -qq upgrade -y -o \
  
positive.code: ENV LANG C.UTF-8
  RUN locale-gen en_US.UTF-8
  RUN update-locale LANG=en_US.UTF-8
  
  # Install build dependencies
  RUN apt-get install -y --no-install-recommends \
  
negative.code:       python-pip \
        python-setuptools \
        sudo \
        zlib1g-dev
  RUN pip install --upgrade pip
  RUN pip install osmium
  