[Ipopt] Ipopt crash

[ipopt at praveen.e4ward.com]

Hi

I got a crash of ipopt, see below. I dont understand why this happened. Can
anybody throw some light ?

Thanks
praveen



List of user-set options:

                                    Name   Value                used
                          acceptable_tol = 0.01                  yes
                           compl_inf_tol = 0.01                  yes
                         constr_viol_tol = 0.01                  yes
                            dual_inf_tol = 0.01                  yes
                   hessian_approximation = limited-memory        yes
              limited_memory_max_history = 20                    yes
                                max_iter = 30                    yes
                             mu_strategy = monotone              yes
                             output_file = ipopt.out             yes
                             print_level = 5                     yes
                      print_user_options = yes                   yes
                                     tol = 0.01                  yes

******************************************************************************
This program contains Ipopt, a library for large-scale nonlinear
optimization.
 Ipopt is released as open source code under the Common Public License
(CPL).
         For more information visit http://projects.coin-or.org/Ipopt
******************************************************************************

This is Ipopt version 3.8.1, running with linear solver ma27.

Number of nonzeros in equality constraint Jacobian...:       20
Number of nonzeros in inequality constraint Jacobian.:        0
Number of nonzeros in Lagrangian Hessian.............:        0

Total number of variables............................:       20
                     variables with only lower bounds:        0
                variables with lower and upper bounds:       20
                     variables with only upper bounds:        0
Total number of equality constraints.................:        1
Total number of inequality constraints...............:        0
        inequality constraints with only lower bounds:        0
   inequality constraints with lower and upper bounds:        0
        inequality constraints with only upper bounds:        0

iter    objective    inf_pr   inf_du lg(mu)  ||d||  lg(rg) alpha_du alpha_pr
 ls
   0  1.0000000e+00 0.00e+00 1.51e+01  -1.0 0.00e+00    -  0.00e+00 0.00e+00
  0
Warning: SOC step rejected due to evaluation error
   1  4.9031688e-01 2.45e-02 1.01e+01  -1.0 1.49e+00    -  8.78e-02
1.86e-02f  5
   2  4.7742248e-01 1.20e-02 6.36e+00  -1.0 9.11e-03    -  1.00e+00
1.00e+00f  1
   3  4.4798092e-01 1.82e-03 3.11e+00  -1.0 4.34e-03    -  1.00e+00
1.00e+00h  1
   4  6.1604770e-01 9.18e-04 8.60e+01  -1.0 6.90e-03    -  1.00e+00
1.00e+00H  1
   5  4.1591813e-01 2.14e-02 6.57e+00  -1.0 1.09e-02    -  1.00e+00
1.00e+00f  1
   6  4.3263781e-01 7.14e-04 3.74e+00  -1.0 4.94e-03    -  1.00e+00
1.00e+00h  1
   7  4.2271494e-01 1.93e-03 6.07e+00  -1.0 1.25e-02    -  1.00e+00
1.00e+00f  1
   8  4.5439822e-01 6.55e-03 3.52e+10  -1.0 3.91e-02    -  1.00e+00
1.00e+00f  1
   9  2.1798476e+00 1.96e-01 6.76e+00  -1.0 2.44e+08    -  5.90e-10
5.90e-10s 73
dyld: lazy symbol binding failed: Symbol not found: ___libm_sse2_logf
  Referenced from: /opt/ipopt/lib/libipopt.0.dylib
  Expected in: flat namespace

dyld: Symbol not found: ___libm_sse2_logf
  Referenced from: /opt/ipopt/lib/libipopt.0.dylib
  Expected in: flat namespace

Trace/BPT trap
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