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 r280164 = x;
double r280165 = y;
double r280166 = r280164 * r280165;
double r280167 = z;
double r280168 = t;
double r280169 = r280167 * r280168;
double r280170 = r280166 + r280169;
double r280171 = a;
double r280172 = b;
double r280173 = r280171 * r280172;
double r280174 = r280170 + r280173;
double r280175 = c;
double r280176 = i;
double r280177 = r280175 * r280176;
double r280178 = r280174 + r280177;
return r280178;
}
herbie shell --seed 2020043 +o rules:numerics
(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)))