anchor.diff: -FROM debian:jessie
  +FROM debian:sid
   
   MAINTAINER Ilya Epifanov <elijah.epifanov@gmail.com>
   
  
positive.code: RUN curl -o /tmp/teamcity.tar.gz -SL "http://download.jetbrains.com/teamcity/TeamCity-${TEAMCITY_VERSION}.tar.gz" \
   && tar xf /tmp/teamcity.tar.gz --strip-components 1 -C /var/lib/teamcity \
   && rm /tmp/teamcity.tar.gz \
   && mkdir -p /var/lib/teamcity/data/lib/jdbc /var/lib/teamcity/logs \
   && curl -o /var/lib/teamcity/data/lib/jdbc/postgresql.jar -SL "https://jdbc.postgresql.org/download/postgresql-9.4-1200.jdbc41.jar" \
   && chown -R teamcity /var/lib/teamcity
  
  VOLUME /var/lib/teamcity/conf /var/lib/teamcity/logs
  
negative.code:  && useradd -r -d /var/lib/teamcity -m -g teamcity teamcity
  
  RUN apt-get update \
   && apt-get install -y openjdk-8-jre-headless --no-install-recommends \
   && dpkg-reconfigure ca-certificates-java \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  