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 r101927 = x;
double r101928 = y;
double r101929 = r101927 * r101928;
double r101930 = z;
double r101931 = t;
double r101932 = r101930 * r101931;
double r101933 = r101929 + r101932;
double r101934 = a;
double r101935 = b;
double r101936 = r101934 * r101935;
double r101937 = r101933 + r101936;
double r101938 = c;
double r101939 = i;
double r101940 = r101938 * r101939;
double r101941 = r101937 + r101940;
return r101941;
}
herbie shell --seed 2019318
(FPCore (x y z t a b c i)
:name "Linear.V4:$cdot from linear-1.19.1.3"
:precision binary64
(+ (+ (+ (* x y) (* z t)) (* a b)) (* c i)))