. Thread 1 (process 27944): #0 0x00007f696be9ffd0 in ?? () #1 0x00000000008573d0 in ?? () #2 0x0000000000000008 in ?? () #3 0x0000000000855be0 in ?? () #4 0x0000000000855f38 in ?? () #5 0x0000000000000000 in ?? ()