Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 5 times. MIP Presolve eliminated 191439 rows and 35363 columns. MIP Presolve modified 23958 coefficients. Aggregator did 1261 substitutions. Reduced MIP has 61824 rows, 11326 columns, and 244676 nonzeros. Presolve time = 4.60 sec. Clique table members: 10627. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.66 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2927.9514 309 -2927.9514 1587 * 0+ 0 -2902.0000 -2927.9514 1587 0.89% * 0 0 integral 0 -2914.0000 Cuts: 445 1694 0.00% 0 0 cutoff -2914.0000 -2914.0000 1694 0.00% GUB cover cuts applied: 1 Clique cuts applied: 177 Implied bound cuts applied: 24 Zero-half cuts applied: 27 Gomory fractional cuts applied: 16 >>>>>>> Objval = -2914.000000 (int)-2914 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 -462.0000. Tried aggregator 5 times. MIP Presolve eliminated 190887 rows and 35203 columns. MIP Presolve modified 24001 coefficients. Aggregator did 1211 substitutions. Reduced MIP has 62426 rows, 11536 columns, and 250240 nonzeros. Presolve time = 4.57 sec. Clique table members: 10682. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.56 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2900.8333 60 -462.0000 -2900.8333 582 527.89% 0 0 -2829.0000 12 -462.0000 Cuts: 27 2940 512.34% 0 0 -2828.5000 19 -462.0000 ZeroHalf: 2 2953 512.23% * 0+ 0 -2828.0000 -2828.5000 2953 0.02% 0 0 cutoff -2828.0000 -2828.5000 2953 0.02% Zero-half cuts applied: 4 Gomory fractional cuts applied: 1