Cannot sample enough valid points. (more)

\[x + \sin^{-1} \left(\cosh x\right)\]
x + \sin^{-1} \left(\cosh x\right)
double f(double x) {
        double r5133 = x;
        double r5134 = cosh(r5133);
        double r5135 = asin(r5134);
        double r5136 = r5133 + r5135;
        return r5136;
}