Possibility to specify the description of the violated property in the specification automaton.
This description is given to the user in case of a specification
violation, and may include details such as the line number.

git-svn-id: https://svn.sosy-lab.org/software/cpachecker/trunk@13114 4712c6d2-40bb-43ae-aa4b-fec3f1bdfe4c