Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 6 times. MIP Presolve eliminated 270459 rows and 47333 columns. MIP Presolve modified 14415 coefficients. Aggregator did 2271 substitutions. Reduced MIP has 5681 rows, 2324 columns, and 19655 nonzeros. Presolve time = 1.39 sec. Clique table members: 2468. 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 -546.0000 33 -546.0000 197 * 0+ 0 -545.0000 -546.0000 197 0.18% * 0 0 integral 0 -546.0000 Cuts: 33 203 0.00% 0 0 cutoff -546.0000 -546.0000 203 0.00% Clique cuts applied: 10 Implied bound cuts applied: 2 Zero-half cuts applied: 1 Gomory fractional cuts applied: 1 >>>>>>> Objval = -546.000000 (int)-546 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 552.0000. Tried aggregator 6 times. MIP Presolve eliminated 270422 rows and 47347 columns. MIP Presolve modified 14205 coefficients. Aggregator did 2202 substitutions. Reduced MIP has 5787 rows, 2379 columns, and 19903 nonzeros. Presolve time = 1.41 sec. Clique table members: 2507. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.04 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 42.0000 77 552.0000 42.0000 487 92.39% * 0+ 0 59.0000 42.0000 487 28.81% * 0+ 0 57.0000 42.0000 494 26.32% Repeating presolve. Tried aggregator 8 times. MIP Presolve eliminated 4551 rows and 1535 columns. MIP Presolve modified 1130 coefficients. Aggregator did 242 substitutions. Reduced MIP has 991 rows, 602 columns, and 3187 nonzeros. Tried aggregator 4 times. MIP Presolve eliminated 65 rows and 28 columns. MIP Presolve modified 25 coefficients. Aggregator did 20 substitutions. Reduced MIP has 906 rows, 554 columns, and 2932 nonzeros. Tried aggregator 2 times. MIP Presolve eliminated 7 rows and 6 columns. Aggregator did 5 substitutions. Reduced MIP has 894 rows, 543 columns, and 2892 nonzeros. Tried aggregator 1 time. Aggregator did 3 substitutions. Reduced MIP has 891 rows, 540 columns, and 2886 nonzeros. Represolve time = 0.06 sec. Clique table members: 543. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.00 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 cutoff 1 >>>>>>> Objval = 57.000000 (int)57 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 1717.0000. Tried aggregator 6 times. MIP Presolve eliminated 269015 rows and 46839 columns. MIP Presolve modified 13423 coefficients. Aggregator did 2057 substitutions. Reduced MIP has 7337 rows, 3032 columns, and 26433 nonzeros. Presolve time = 1.62 sec. Clique table members: 2852. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.07 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 692.2500 127 938.0000 692.2500 1012 26.20% * 0+ 0 750.0000 692.2500 1080 7.70% 0 0 cutoff 750.0000 692.2500 1080 7.70%