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 267443 rows and 46629 columns. MIP Presolve modified 14663 coefficients. Aggregator did 2091 substitutions. Reduced MIP has 8875 rows, 3208 columns, and 29786 nonzeros. Presolve time = 1.55 sec. Clique table members: 3842. 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 -53237.7500 76 -53237.7500 175 * 0+ 0 -53000.0000 -53237.7500 175 0.45% 0 0 cutoff -53000.0000 Cuts: 9 211 0.00% 0 0 cutoff -53000.0000 -53000.0000 211 0.00% Zero-half cuts applied: 3