Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 7 times. MIP Presolve eliminated 271011 rows and 47385 columns. MIP Presolve modified 14811 coefficients. Aggregator did 2320 substitutions. Reduced MIP has 5130 rows, 2223 columns, and 17246 nonzeros. Presolve time = 1.43 sec. Clique table members: 2446. 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 147 -546.0000 254 * 0+ 0 -545.0000 -546.0000 254 0.18% * 0 0 integral 0 -546.0000 Cuts: 69 270 0.00% 0 0 cutoff -546.0000 -546.0000 270 0.00% Clique cuts applied: 21 Implied bound cuts applied: 6 Zero-half cuts applied: 4 Gomory fractional cuts applied: 2 >>>>>>> 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 617.0000. Tried aggregator 7 times. MIP Presolve eliminated 270935 rows and 47362 columns. MIP Presolve modified 14561 coefficients. Aggregator did 2247 substitutions. Reduced MIP has 5279 rows, 2319 columns, and 18231 nonzeros. Presolve time = 1.40 sec. Clique table members: 2392. 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 43.5000 90 617.0000 43.5000 413 92.95% * 0+ 0 65.0000 43.5000 413 33.08% * 0+ 0 63.0000 43.5000 420 30.95% 0 0 cutoff 63.0000 43.5000 420 30.95% >>>>>>> Objval = 63.000000 (int)63 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 1916.0000. Tried aggregator 7 times. MIP Presolve eliminated 269509 rows and 46754 columns. MIP Presolve modified 15057 coefficients. Aggregator did 2109 substitutions. Reduced MIP has 6843 rows, 3065 columns, and 24604 nonzeros. Presolve time = 1.74 sec. Clique table members: 2924. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.06 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 893.1667 249 1916.0000 893.1667 1202 53.38% * 0+ 0 990.0000 893.1667 1310 9.78% 0 0 cutoff 990.0000 893.1667 1310 9.78%