Insufficient memory

[slyexe]

Are you doing a brute force attack or a dictionary attack? Based on your initial post you are doing a dictionary attack using dict.txt, which means you need to use -a 0.

[ Attack Modes ] -

  # | Mode
===+======
  0 | Straight
  1 | Combination
  3 | Brute-force
  6 | Hybrid Wordlist + Mask
  7 | Hybrid Mask + Wordlist