Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 6 times. MIP Presolve eliminated 270949 rows and 47411 columns. MIP Presolve modified 15680 coefficients. Aggregator did 2258 substitutions. Reduced MIP has 5203 rows, 2259 columns, and 16354 nonzeros. Presolve time = 1.88 sec. Clique table members: 2799. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.02 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -548.0000 34 -548.0000 232 * 0+ 0 -548.0000 -548.0000 232 0.00% 0 0 cutoff -548.0000 -548.0000 232 0.00% >>>>>>> Objval = -548.000000 (int)-548 Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. MIP start values provide initial solution with objective 577.0000. Tried aggregator 6 times. MIP Presolve eliminated 270823 rows and 47360 columns. MIP Presolve modified 16076 coefficients. Aggregator did 2197 substitutions. Reduced MIP has 5382 rows, 2371 columns, and 18231 nonzeros. Presolve time = 1.89 sec. Clique table members: 2623. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.04 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 90.0000 31 577.0000 90.0000 488 84.40% * 0 0 integral 0 95.0000 Cuts: 49 497 0.00% 0 0 cutoff 95.0000 95.0000 497 0.00% GUB cover cuts applied: 1 Clique cuts applied: 3 Cover cuts applied: 1 Implied bound cuts applied: 5 Zero-half cuts applied: 3 Gomory fractional cuts applied: 2 >>>>>>> Objval = 95.000000 (int)95 Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. MIP start values provide initial solution with objective 1500.0000. Tried aggregator 6 times. MIP Presolve eliminated 269182 rows and 46694 columns. MIP Presolve modified 16889 coefficients. Aggregator did 2040 substitutions. Reduced MIP has 7179 rows, 3194 columns, and 25610 nonzeros. Presolve time = 1.92 sec. Clique table members: 3052. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.08 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 698.2976 118 1500.0000 698.2976 1201 53.45% * 0 0 integral 0 746.0000 Cuts: 27 1236 0.00% 0 0 cutoff 746.0000 746.0000 1236 0.00% GUB cover cuts applied: 1 Clique cuts applied: 4 Cover cuts applied: 1 Gomory fractional cuts applied: 1