Use the --timeout flag to change the timeout.
\left(\left(x \cdot y + z \cdot t\right) + a \cdot b\right) + c \cdot i
double f(double x, double y, double z, double t, double a, double b, double c, double i) {
double r184903 = x;
double r184904 = y;
double r184905 = r184903 * r184904;
double r184906 = z;
double r184907 = t;
double r184908 = r184906 * r184907;
double r184909 = r184905 + r184908;
double r184910 = a;
double r184911 = b;
double r184912 = r184910 * r184911;
double r184913 = r184909 + r184912;
double r184914 = c;
double r184915 = i;
double r184916 = r184914 * r184915;
double r184917 = r184913 + r184916;
return r184917;
}
herbie shell --seed 2020042
(FPCore (x y z t a b c i)
:name "Linear.V4:$cdot from linear-1.19.1.3, C"
:precision binary64
(+ (+ (+ (* x y) (* z t)) (* a b)) (* c i)))