Ignore very small time steps at the end of simulation

   Linear::Preconditioners::SolverStarterSolverPreconditionerSetter< LinearSystemSolverType, PreconditionerType >

       ::run( *(this->linearSystemSolver), preconditioner );

   while( t < stopTime )

   // ignore very small steps at the end, most likely caused by truncation errors

   while( stopTime - t > this->timeStep * 1e-6 )

   {

      RealType currentTau = min( this->timeStep, stopTime - t );