core 0:
Test 9, 800000 Lucas-Lehmer iterations of M141311 using 8K FFT length.
Test 10, 800000 Lucas-Lehmer iterations of M135169 using 8K FFT length.
Test 11, 800000 Lucas-Lehmer iterations of M172031 using 8K FFT length.
Test 12, 800000 Lucas-Lehmer iterations of M163839 using 8K FFT...