[experimental] Killing creature with knock-back

it happens experimental windows graphical version. i don’t know exact version but it happens later than 0.9-2027-g0db9414 build.

it happens whenever i kill creature with knock-back and when that occured, showing that debug message and kidnapping any creature in my sight range on killed creature’s spot.

Already reported here:

http://smf.cataclysmdda.com/index.php?topic=4749.0