Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 8 times. MIP Presolve eliminated 269513 rows and 47294 columns. MIP Presolve modified 15923 coefficients. Aggregator did 2199 substitutions. Reduced MIP has 6696 rows, 2435 columns, and 21245 nonzeros. Presolve time = 1.56 sec. Clique table members: 3026. 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 94 -548.0000 268 * 0+ 0 -544.0000 -548.0000 268 0.74% * 0 0 integral 0 -548.0000 Cuts: 97 310 0.00% 0 0 cutoff -548.0000 -548.0000 310 0.00% Clique cuts applied: 26 Implied bound cuts applied: 9 Zero-half cuts applied: 11 Gomory fractional cuts applied: 3 >>>>>>> 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 941.0000. Tried aggregator 6 times. MIP Presolve eliminated 266398 rows and 46626 columns. MIP Presolve modified 15602 coefficients. Aggregator did 2041 substitutions. Reduced MIP has 9971 rows, 3261 columns, and 33202 nonzeros. Presolve time = 1.50 sec. Clique table members: 4630. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.05 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -334.3254 136 941.0000 -334.3254 690 135.53% * 0+ 0 -305.0000 -334.3254 690 9.61% 0 0 cutoff -305.0000 Cuts: 222 776 0.00% 0 0 cutoff -305.0000 -305.0000 776 0.00% Clique cuts applied: 121 Implied bound cuts applied: 21 Zero-half cuts applied: 7 Gomory fractional cuts applied: 8