abnormal termination of xtb
Note: The following floating-point exceptions are signalling: IEEE_INVALID_FLAG IEEE_UNDERFLOW_FLAG IEEE_DENORMAL
ERROR STOP 

Error termination. Backtrace:
#0  0x7f892c3ecf8d in ???
#1  0x55fcfe822285 in ???
#2  0x55fcfe81d267 in ???
#3  0x7f892ba45554 in ???
#4  0x55fcfe81d2c4 in ???