Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Presolve has eliminated 182519 rows and 35065 columns... Aggregator has done 1175 substitutions... Tried aggregator 5 times. MIP Presolve eliminated 191520 rows and 35380 columns. MIP Presolve modified 23948 coefficients. Aggregator did 1261 substitutions. Reduced MIP has 61743 rows, 11309 columns, and 244388 nonzeros. Presolve time = 6.28 sec. Clique table members: 10608. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.70 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2928.2222 153 -2928.2222 1711 * 0+ 0 -2919.0000 -2928.2222 1711 0.32% 0 0 -2927.0000 80 -2919.0000 Cuts: 332 1771 0.27% * 0 0 integral 0 -2927.0000 Cuts: 41 1779 0.00% 0 0 cutoff -2927.0000 -2927.0000 1779 0.00% GUB cover cuts applied: 1 Clique cuts applied: 78 Implied bound cuts applied: 17 Zero-half cuts applied: 26 Gomory fractional cuts applied: 13 >>>>>>> Objval = -2927.000000 (int)-2927 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 -447.0000. Presolve has eliminated 181887 rows and 34909 columns... Aggregator has done 1119 substitutions... Tried aggregator 5 times. MIP Presolve eliminated 190968 rows and 35220 columns. MIP Presolve modified 23997 coefficients. Aggregator did 1211 substitutions. Reduced MIP has 62345 rows, 11519 columns, and 249951 nonzeros. Presolve time = 6.45 sec. Clique table members: 10663. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 4.16 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap * 0 0 integral 0 -2908.0000 -2908.0000 4310 0.00% Elapsed time = 11.37 sec. (tree size = 0.00 MB, solutions = 2)