anchor.diff: -FROM debian:jessie
  +FROM debian:sid
   
   MAINTAINER Ilya Epifanov <elijah.epifanov@gmail.com>
   
  
positive.code:  && useradd -r -d /var/lib/teamcity -m -g teamcity teamcity
  
  RUN apt-get update \
   && apt-get install -y openjdk-7-jre-headless --no-install-recommends \
   && dpkg-reconfigure ca-certificates-java \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
negative.code: COPY docker-entrypoint.sh /
  ENTRYPOINT ["/docker-entrypoint.sh"]
  
  ENV TEAMCITY_DATA_PATH="/var/lib/teamcity/data"
  ENV TEAMCITY_SERVER_OPTS=""
  ENV TEAMCITY_SERVER_MEM_OPTS="-mx1g -XX:+UseG1GC"
  
  EXPOSE 8111
  