Fixed the tool-info module
Fixed the tool-info module

Fixed the use of REQUIRED_PATHS variable.
sosy-lab/benchexec,martin-neuhaeusser/benchexec,ultimate-pa/benchexec,dbeyer/benchexec,ultimate-pa/benchexec,IljaZakharov/benchexec,sosy-lab/benchexec,dbeyer/benchexec,dbeyer/benchexec,IljaZakharov/benchexec,IljaZakharov/benchexec,IljaZakharov/benchexec,martin-neuhaeusser/benchexec,ultimate-pa/benchexec,dbeyer/benchexec,sosy-lab/benchexec,martin-neuhaeusser/benchexec,martin-neuhaeusser/benchexec,sosy-lab/benchexec,ultimate-pa/benchexec,ultimate-pa/benchexec,sosy-lab/benchexec,ultimate-pa/benchexec,sosy-lab/benchexec