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 r13108 = re;
double r13109 = im;
double r13110 = r13108 * r13109;
double r13111 = r13109 * r13108;
double r13112 = r13110 + r13111;
return r13112;
}
herbie shell --seed 2019162
(FPCore (re im)
:name "math.square on complex, imaginary part"
(+.p16 (*.p16 re im) (*.p16 im re)))