anchor.diff:  
   # Documentation tools
   RUN yum -y install doxygen ghostscript "tex(latex)"
  -
  -#
  -VOLUME ["/sys/fs/cgroup", "/run", "/tmp"]
  -
  -# Set up and start Maria (MySQL) database
  -RUN yum -y install mariadb-server
  -RUN mkdir -p $DB_RUN_DIR && chown -R mysql.mysql $DB_RUN_DIR
  -RUN mysql_install_db
  -ADD my.cnf /etc/
  -RUN chown -R mysql.mysql /var/lib/mysql
  -WORKDIR /usr
  -RUN /usr/bin/mysqld_safe --datadir='/var/lib/mysql' --nowatch
  -#RUN mysqladmin -u root password '$DB_PASS'
   
   # User environment
   ADD bashrc $HOME/
  
positive.code: RUN ./opentrep/opentrep-searcher --xapiandb $XAPIANDB -q nce sfo
  
  #
  RUN echo "root:root"|chpasswd
  #CMD ["/usr/sbin/init"]
  CMD ["/bin/bash"]
  
  
  
negative.code:     yum -y update && \
      yum -y install epel-release && \
      yum -y install initscripts \
          htop less file sudo rpmconf git-all bash-completion
  
  # C++ development
  RUN yum -y install gcc-c++ cmake cmake3 boost-devel xapian-core-devel \
  