MINOS 5.5: optimal solution found.
1 iterations, objective 0
Nonlin evals: constrs = 7, Jac = 6.
Objective = find a feasible point.
x1 = -0.125
x2 = -0.125
x3 = -0.125
x4 = -0.125
x5 = -0.125
x6 = -0.125
x7 = -0.125
x8 = -0.125