Use the --timeout flag to change the timeout.
\frac{\left(re \cdot im\right)}{\left(im \cdot re\right)}double f(double re, double im) {
double r13140 = re;
double r13141 = im;
double r13142 = r13140 * r13141;
double r13143 = r13141 * r13140;
double r13144 = r13142 + r13143;
return r13144;
}
herbie shell --seed 2019162 +o rules:numerics
(FPCore (re im)
:name "math.square on complex, imaginary part"
(+.p16 (*.p16 re im) (*.p16 im re)))