just ran the cpu test, and got this message on core three
[Jun 6 17:18] Worker starting
[Jun 6 17:18] Setting affinity to run worker on logical CPU #3
[Jun 6 17:18] Beginning a continuous self-test to check your computer.
[Jun 6 17:18] Please read stress.txt. Choose Test/Stop to end this test.
[Jun 6 17:18] Test 1, 9000 Lucas-Lehmer iterations of M7998783 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:19] Test 2, 9000 Lucas-Lehmer iterations of M7798785 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:20] Test 3, 9000 Lucas-Lehmer iterations of M7798783 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:21] Test 4, 11000 Lucas-Lehmer iterations of M7471105 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:23] Test 5, 11000 Lucas-Lehmer iterations of M7471103 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:24] Test 6, 11000 Lucas-Lehmer iterations of M7377889 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:25] Test 7, 11000 Lucas-Lehmer iterations of M7277887 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:26] Test 8, 11000 Lucas-Lehmer iterations of M7077889 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:27] Test 9, 11000 Lucas-Lehmer iterations of M7077887 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:29] Test 10, 11000 Lucas-Lehmer iterations of M6984673 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:30] Test 11, 11000 Lucas-Lehmer iterations of M6884671 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:31] Test 12, 11000 Lucas-Lehmer iterations of M6684673 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:33] Test 13, 11000 Lucas-Lehmer iterations of M6684671 using AVX FFT length 400K, Pass1=320, Pass2=1280.
[Jun 6 17:34] Self-test 400K passed!
[Jun 6 17:34] Test 1, 34000 Lucas-Lehmer iterations of M2605473 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:35] Test 2, 34000 Lucas-Lehmer iterations of M2584313 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:36] Test 3, 34000 Lucas-Lehmer iterations of M2573917 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:37] Test 4, 34000 Lucas-Lehmer iterations of M2540831 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:38] Test 5, 34000 Lucas-Lehmer iterations of M2539613 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:39] Test 6, 34000 Lucas-Lehmer iterations of M2495213 using AVX FFT length 128K, Pass1=128, Pass2=1K.
[Jun 6 17:39] FATAL ERROR: Rounding was 0.5, expected less than 0.4
[Jun 6 17:39] Hardware failure detected, consult stress.txt file.
[Jun 6 17:39] Torture Test completed 18 tests in 20 minutes - 1 errors, 0 warnings.
[Jun 6 17:39] Worker stopped.
all other cores are working still. What does this mean, should I send my laptop in for warranty service?
edit: 10 mins later core four did the same