If a student withdraws their application to a job or interview you will be able to see a record of that by filtering to Withdrawn Only on the applications page. View more details here. If the student withdraws their application multiple times, you will see their active application with a status of Pending, Primary, Alternate, Hired or Declined as well as their withdrawn application.
A student has applied to this position and withdrawn their application twice. The application is listed twice in the Withdrawn Only view.