As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE WAS SUSPECTED IN CABIN. ENTIRE AREA IN SUSPECTED AREA WAS INSPECTED. NO DEFECTS WERE FOUND. PILOT REPORTED LEADING EDGE ANTI-ICE WAS INADVERTENTLY LEFT ON POSSIBLE CAUSING THE SMELL OF SMOKE. AIRCRAFT WAS RUN, SYSTEMS WERE OPERATIONALLY CHECKED AND FOUND TO BE GOOD.