PVS-Studio warning V576 for ReactOS

UINT64 Size;

static HRESULT STDMETHODCALLTYPE
CBindStatusCallback_OnProgress(....)
{
  ....
  _tprintf(_T("Length: %ull\n"), This->Size);
  ....
}

This is what should be written: _tprintf(_T("Length: %llu\n"), This->Size);

This suspicious code was found in ReactOS project by PVS-Studio static code analyzer.
Warning message is:
V576 Incorrect format. Consider checking the second actual argument of the 'wprintf' function. The argument is expected to be not greater than 32-bit. dwnl.c 228

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/