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 191810 rows and 35387 columns. MIP Presolve modified 24558 coefficients. Aggregator did 1264 substitutions. Reduced MIP has 61450 rows, 11299 columns, and 243209 nonzeros. Presolve time = 4.64 sec. Clique table members: 10606. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.77 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2925.1181 647 -2925.1181 1986 * 0+ 0 -2914.0000 -2925.1181 1986 0.38% * 0 0 integral 0 -2921.0000 Cuts: 503 2144 0.00% 0 0 cutoff -2921.0000 -2921.0000 2144 0.00% GUB cover cuts applied: 1 Clique cuts applied: 185 Implied bound cuts applied: 57 Zero-half cuts applied: 33 Gomory fractional cuts applied: 12 >>>>>>> Objval = -2921.000000 (int)-2921 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 -323.0000. Tried aggregator 5 times. MIP Presolve eliminated 191260 rows and 35226 columns. MIP Presolve modified 24611 coefficients. Aggregator did 1214 substitutions. Reduced MIP has 62050 rows, 11510 columns, and 248759 nonzeros. Presolve time = 4.68 sec. Clique table members: 10660. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 4.20 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2839.9583 118 -323.0000 -2839.9583 4951 779.24% * 0 0 integral 0 -2808.0000 Cuts: 204 5157 0.00% 0 0 cutoff -2808.0000 -2808.0000 5157 0.00% Elapsed time = 10.01 sec. (tree size = 0.00 MB, solutions = 2) GUB cover cuts applied: 1 Clique cuts applied: 76 Implied bound cuts applied: 4 Zero-half cuts applied: 7 Gomory fractional cuts applied: 6