Segfault happened at: 0x7f1a12e2ecfe:	callq  *0x8(%rax)
PC (0x7f1a12e2ecfe) ok
source "*0x8(%rax)" ok
destination "(%rsp)" (0x7f19fca31690) ok
Stack memory exhausted (SP below stack segment)
SP (0x7f19fca31690) ok
Reason could not be automatically determined.