Message to question if user really wants to cancel the Drive Wipe before close CCleaner

CCleaner for Windows CCleaner Windows Suggestions
1

When the Drive Wiper is running and user click to close the program, could appears a message box to warning user that closing the program Drive Wiper will be canceled.

2

When the Drive Wiper is running and user click to close the program, could appears a message box to warning user that closing the program Drive Wiper will be canceled.

+ 1

This seems completely logical.

How many users close it out, not realizing it is wiping?

3

++2 (if we're going to have wfs then this is crucial)