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 270013 rows and 47273 columns. MIP Presolve modified 16040 coefficients. Aggregator did 2214 substitutions. Reduced MIP has 6183 rows, 2441 columns, and 19691 nonzeros. Presolve time = 1.39 sec. Clique table members: 3029. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.03 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -548.0000 37 -548.0000 272 * 0+ 0 -548.0000 -548.0000 272 0.00% 0 0 cutoff -548.0000 -548.0000 272 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 1049.0000. Tried aggregator 6 times. MIP Presolve eliminated 268086 rows and 46709 columns. MIP Presolve modified 15693 coefficients. Aggregator did 2094 substitutions. Reduced MIP has 8230 rows, 3125 columns, and 27685 nonzeros. Presolve time = 1.48 sec. Clique table members: 3696. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.03 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -276.7500 97 1049.0000 -276.7500 637 126.38% 0 0 -256.0000 14 1049.0000 Cuts: 86 680 124.40% * 0+ 0 -253.0000 -256.0000 680 1.19% 0 0 cutoff -253.0000 ZeroHalf: 1 680 0.00% 0 0 cutoff -253.0000 -253.0000 680 0.00% Clique cuts applied: 48 Implied bound cuts applied: 4 Zero-half cuts applied: 5 Gomory fractional cuts applied: 4