Saturn: got a bit time to test reaver. Please add '-N' to how you call it. Two networks I tried reaver on recently gave me repeating same PIN 7-10 times before going forward, average of 16-32 seconds per PIN, with -N got sequential PIN tries and speed up to 3(sometimes even 2) seconds per PIN. Estimated crack time from 30+ hrs down to ~4h.
reaver -i wlan0 -b $2 -a -E -S -v