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 271207 rows and 47417 columns. MIP Presolve modified 16961 coefficients. Aggregator did 2323 substitutions. Reduced MIP has 4930 rows, 2188 columns, and 15455 nonzeros. Presolve time = 1.62 sec. Clique table members: 2720. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.02 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -548.0000 50 -548.0000 257 * 0+ 0 -548.0000 -548.0000 257 0.00% 0 0 cutoff -548.0000 -548.0000 257 0.00% >>>>>>> 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 624.0000. Tried aggregator 6 times. MIP Presolve eliminated 271319 rows and 47408 columns. MIP Presolve modified 17085 coefficients. Aggregator did 2248 substitutions. Reduced MIP has 4880 rows, 2272 columns, and 15540 nonzeros. Presolve time = 1.57 sec. Clique table members: 2513. 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 94.8571 41 624.0000 94.8571 518 84.80% * 0 0 integral 0 101.0000 Cuts: 63 531 0.00% 0 0 cutoff 101.0000 101.0000 531 0.00% GUB cover cuts applied: 1 Clique cuts applied: 3 Cover cuts applied: 1 Implied bound cuts applied: 5 Zero-half cuts applied: 6 Gomory fractional cuts applied: 2 >>>>>>> Objval = 101.000000 (int)101 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 1710.0000. Tried aggregator 6 times. MIP Presolve eliminated 269041 rows and 46576 columns. MIP Presolve modified 17103 coefficients. Aggregator did 2080 substitutions. Reduced MIP has 7331 rows, 3272 columns, and 25199 nonzeros. Presolve time = 1.86 sec. Clique table members: 3185. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.10 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 896.2262 218 1710.0000 896.2262 1410 47.59% * 0 0 integral 0 983.0000 Cuts: 31 1503 0.00% 0 0 cutoff 983.0000 983.0000 1503 0.00% GUB cover cuts applied: 1 Clique cuts applied: 4 Cover cuts applied: 1 Zero-half cuts applied: 1 Gomory fractional cuts applied: 1