PVS-Studio warning V521 for CryEngineSDK

virtual void ProcessEvent( .... )
{
  ....
  string pMessage = ("%s:", currentSeat->GetSeatName());
  ....
}

This is what should have been written here: string pMessage = string().Format("%s:", currentSeat->GetSeatName());


This suspicious code was found in CryEngineSDK project by PVS-Studio static code analyzer.
Warning message is:
V521 Such expressions using the ',' operator are dangerous. Make sure the expression '"%s:", currentSeat->GetSeatName()' is correct. flowvehiclenodes.cpp 662

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/