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 191343 rows and 35365 columns. MIP Presolve modified 23975 coefficients. Aggregator did 1263 substitutions. Reduced MIP has 61916 rows, 11322 columns, and 245087 nonzeros. Presolve time = 4.58 sec. Clique table members: 10620. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.55 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2928.2222 186 -2928.2222 1550 * 0+ 0 -2920.0000 -2928.2222 1550 0.28% 0 0 -2927.0000 41 -2920.0000 Cuts: 425 1684 0.24% * 0+ 0 -2927.0000 -2927.0000 1684 0.00% 0 0 cutoff -2927.0000 -2927.0000 1684 0.00% GUB cover cuts applied: 1 Clique cuts applied: 165 Cover cuts applied: 1 Implied bound cuts applied: 30 Zero-half cuts applied: 22 Gomory fractional cuts applied: 16 >>>>>>> Objval = -2927.000000 (int)-2927 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 -580.0000. Tried aggregator 5 times. MIP Presolve eliminated 190790 rows and 35204 columns. MIP Presolve modified 24021 coefficients. Aggregator did 1213 substitutions. Reduced MIP has 62519 rows, 11533 columns, and 250654 nonzeros. Presolve time = 4.60 sec. Clique table members: 10676. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 4.03 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2891.0000 4 -580.0000 -2891.0000 4324 398.45% * 0+ 0 -2890.0000 -2891.0000 4324 0.03% Repeating presolve. Tried aggregator 3 times. MIP Presolve eliminated 62472 rows and 11486 columns. MIP Presolve modified 34 coefficients. Aggregator did 47 substitutions. All rows and columns eliminated. Represolve time = 0.04 sec.