This is MadNLP version v0.12.0, running with cuDSS v1.0.0

Number of nonzeros in constraint Jacobian............:       12
Number of nonzeros in Lagrangian Hessian.............:       12

Total number of variables............................:        4
                     variables with only lower bounds:        4
                variables with lower and upper bounds:        0
                     variables with only upper bounds:        0
Total number of equality constraints.................:        0
Total number of inequality constraints...............:        6
        inequality constraints with only lower bounds:        6
   inequality constraints with lower and upper bounds:        0
        inequality constraints with only upper bounds:        0

iter    objective    inf_pr   inf_du inf_compl lg(mu) lg(rg) alpha_pr ir ls
   0 -9.9999900e-03 0.00e+00 2.00e+00 1.20e+01  -1.0     -   0.00e+00  0  0 
   1 -1.3748334e-01 8.88e-16 7.74e-01 5.35e+00  -1.0     -   1.00e+00  1  1f
   2 -4.6081212e-01 2.44e-09 4.45e-01 2.90e-01  -1.0    0.0  1.00e+00  1  1f
   3 -8.0208869e-01 2.84e-14 6.77e-01 1.42e-01  -1.7     -   1.00e+00  1  1f
   4 -1.0072346e+00 7.16e-10 1.92e-01 2.96e-02  -1.7   -0.5  1.00e+00  1  1f
   5 -1.0804928e+00 7.69e-11 1.96e-01 5.68e-03  -2.5   -0.1  1.00e+00  1  1f
   6 -1.1085835e+00 5.35e-11 2.03e-01 3.09e-03  -2.5    0.4  1.00e+00  1  1f
   7 -1.2349394e+00 2.53e-10 2.57e-01 2.83e-03  -2.5   -0.1  8.17e-01  1  1f
   8 -2.0461636e+00 6.17e-10 2.21e+00 2.64e-02  -2.5   -0.6  2.74e-01  1  1f
   9 -2.0864063e+00 6.23e-10 2.77e+00 3.06e-02  -2.5   -1.1  1.75e-03  1  1f
iter    objective    inf_pr   inf_du inf_compl lg(mu) lg(rg) alpha_pr ir ls
  10 -4.0567366e+00 8.32e-10 4.84e-01 8.95e-03  -2.5   -0.6  1.00e+00  1  1f
  11 -7.8534809e+00 1.11e-09 6.52e-01 6.39e-03  -2.5   -1.1  3.44e-02  1  1f
  12 -7.8770434e+00 1.11e-09 9.52e+00 2.58e-02  -2.5   -1.6  1.18e-04  1  1f
  13 -1.2974905e+01 1.10e-09 8.92e+00 2.37e-02  -2.5     -   3.15e-03  1  1f
  14 -1.2982116e+01 1.10e-09 1.24e+00 1.04e-02  -2.5     -   2.75e-03  1  2f
  15 -1.2988073e+01 1.75e-13 2.83e-08 3.95e-03  -2.5     -   1.00e+00  1  1f
  16 -1.2999403e+01 8.88e-16 1.50e-09 1.52e-04  -3.8     -   1.00e+00  1  1f
  17 -1.2999993e+01 1.33e-15 1.84e-11 1.85e-06  -5.7     -   1.00e+00  1  1f
  18 -1.3000000e+01 5.07e-16 2.58e-14 2.51e-09  -8.6     -   1.00e+00  2  1f

Number of Iterations....: 18

                                   (scaled)                 (unscaled)
Objective...............:  -1.3000000104978636e+01   -1.3000000104978636e+01
Dual infeasibility......:   2.5757174171303632e-14    2.5757174171303632e-14
Constraint violation....:   5.0749216705088876e-16    5.0749216705088876e-16
Complementarity.........:   2.5066576986196558e-09    2.5066576986196558e-09
Overall NLP error.......:   2.5066576986196558e-09    2.5066576986196558e-09

Number of objective function evaluations              = 20
Number of objective gradient evaluations              = 19
Number of constraint evaluations                      = 20
Number of constraint Jacobian evaluations             = 19
Number of Lagrangian Hessian evaluations              = 18
Number of KKT factorizations                          = 33
Number of KKT backsolves                              = 19

Total wall secs in initialization                     =  0.014 s
Total wall secs in linear solver                      =  0.009 s
Total wall secs in NLP function evaluations           =  0.003 s
Total wall secs in solver (w/o init./fun./lin. alg.)  =  0.022 s
Total wall secs                                       =  0.049 s

EXIT: Optimal Solution Found (tol = 1.0e-08).