SHADE with Deb's feasibility rules on g12, seed 1
stopped by the target after 8100 evaluations: f(x) - f* < 1e-8, feasible
first feasible after 100 evaluations, f(x) - f* <= 1e-4 after 2700
f(x) -1.000000, f* -1.000000 (proven)
x1 5.00064, x2 4.99951, x3 5.00059
nearest center (5, 5, 5), g -0.062499 (<= 0 inside its sphere)
