. Thread 2 (process 20065): #0 0x00007f3d20fef55d in ?? () #1 0x0000000000000000 in ?? () . Thread 1 (process 20061): #0 0x00007f3d20cf4740 in ?? () #1 0x00007f3d20cbd556 in ?? () #2 0x0000000000fcc340 in ?? () #3 0x0000000000ff6df0 in ?? () #4 0x0000000000ff6df0 in ?? () #5 0x000000000179fe40 in ?? () #6 0x00007fff3068cfb0 in ?? () #7 0x00000ac422068769 in ?? () #8 0x00007fff3068d4a8 in ?? () #9 0x00007fff3068d4c8 in ?? () #10 0x00007fff3068d470 in ?? () #11 0x00007fff3068d4c0 in ?? () #12 0x0000000000000000 in ?? ()