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 191483 rows and 35374 columns. MIP Presolve modified 23957 coefficients. Aggregator did 1260 substitutions. Reduced MIP has 61781 rows, 11316 columns, and 244529 nonzeros. Presolve time = 4.44 sec. Clique table members: 10615. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.54 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2928.2222 176 -2928.2222 1564 * 0+ 0 -2919.0000 -2928.2222 1564 0.32% * 0 0 integral 0 -2927.0000 Cuts: 238 1660 0.00% 0 0 cutoff -2927.0000 -2927.0000 1660 0.00% GUB cover cuts applied: 1 Clique cuts applied: 56 Implied bound cuts applied: 15 Zero-half cuts applied: 16 Gomory fractional cuts applied: 11 >>>>>>> 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 -480.0000. Tried aggregator 5 times. MIP Presolve eliminated 190931 rows and 35214 columns. MIP Presolve modified 24001 coefficients. Aggregator did 1210 substitutions. Reduced MIP has 62383 rows, 11526 columns, and 250093 nonzeros. Presolve time = 4.51 sec. Clique table members: 10670. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 4.55 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2898.3333 29 -480.0000 -2898.3333 4360 503.82% * 0 0 integral 0 -2803.0000 Cuts: 326 4850 0.00% 0 0 cutoff -2803.0000 -2803.0000 4850 0.00% Elapsed time = 10.25 sec. (tree size = 0.00 MB, solutions = 2) GUB cover cuts applied: 1 Clique cuts applied: 138 Implied bound cuts applied: 23 Zero-half cuts applied: 15 Gomory fractional cuts applied: 4