glpk glpsol command output

gistfile1.sh

$ glpsol -m tdl_pass.mod -d tdl_pass.dat -o tdl_pass.sol
GLPSOL: GLPK LP/MIP Solver, v4.47
Parameter(s) specified in the command line:
 -m tdl_pass.mod -d tdl_pass.dat -o tdl_pass.sol
Reading model section from tdl_pass.mod...
45 lines were read
Reading data section from tdl_pass.dat...
83 lines were read
Generating wife_s_pleasure...
Generating in_one_day...
Generating fast_pass_limit...
Generating pass_or_in_line_9...
Generating pass_or_in_line_18...
Generating pass_or_in_line_19...
Generating pass_or_in_line_26...
Generating pass_or_in_line_27...
Generating pass_or_in_line_31...
Generating pass_or_in_line_33...
Generating pass_or_in_line_38...
Model has been successfully generated
GLPK Integer Optimizer, v4.47
11 rows, 48 columns, 120 non-zeros
48 integer variables, all of which are binary
Preprocessing...
10 rows, 48 columns, 72 non-zeros
48 integer variables, all of which are binary
Scaling...
 A: min|aij| =  1.000e+00  max|aij| =  4.700e+01  ratio =  4.700e+01
GM: min|aij| =  5.254e-01  max|aij| =  1.903e+00  ratio =  3.623e+00
EQ: min|aij| =  3.015e-01  max|aij| =  1.000e+00  ratio =  3.317e+00
2N: min|aij| =  2.500e-01  max|aij| =  1.469e+00  ratio =  5.875e+00
Constructing initial basis...
Size of triangular part = 10
Solving LP relaxation...
GLPK Simplex Optimizer, v4.47
10 rows, 48 columns, 72 non-zeros
      0: obj =   3.223880597e+01  infeas =  1.949e+01 (0)
*     8: obj =   3.023750000e+01  infeas =  0.000e+00 (0)
*    30: obj =   5.575609756e+01  infeas =  0.000e+00 (0)
OPTIMAL SOLUTION FOUND
Integer optimization begins...
+    30: mip =     not found yet <=              +inf        (1; 0)
+    87: >>>>>   5.300000000e+01 <=   5.500000000e+01   3.8% (41; 0)
+   180: >>>>>   5.500000000e+01 <=   5.500000000e+01   0.0% (41; 58)
+   180: mip =   5.500000000e+01 <=     tree is empty   0.0% (0; 145)
INTEGER OPTIMAL SOLUTION FOUND
Time used:   0.0 secs
Memory used: 0.2 Mb (256194 bytes)
Writing MIP solution to `tdl_pass.sol'...