Select for Inspection

• WOTC Official Reminder Textofficial rules
  Scry — Look at the top N cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.

• WWizards of the Coast2016-09-20
  Official Ruling
  If the target creature becomes untapped or otherwise becomes an illegal target before Select for Inspection resolves, the spell doesn't resolve. The creature remains on the battlefield and you won't scry 1.

Rulings via Scryfall