WinRAR diagnostic messages appear when the program runs into a problem during compression, extraction, or archive validation.

There are numerous tools that can extract RAR file format on Microsoft Windows. These tools provide the same core functionality to extract and allow you to explore more options for RAR files. In this ...

If you receive The Extraction Operation was not Completed, Error 0x8096002A: No error description available message while decompressing or extracting an archive on ...

What you are describing is most certainly not the default behavior of winrar. When you use winrar and give it a path it will write directly to that location. This is easily verified with filemon.