Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Presolve has eliminated 191923 rows and 36279 columns... Aggregator has done 1395 substitutions... Tried aggregator 5 times. MIP Presolve eliminated 193626 rows and 36363 columns. MIP Presolve modified 19655 coefficients. Aggregator did 1396 substitutions. Reduced MIP has 50499 rows, 7839 columns, and 199545 nonzeros. Presolve time = 5.39 sec. Clique table members: 8419. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.48 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2868.9688 73 -2868.9688 220 * 0+ 0 -2462.0000 -2868.9688 220 16.53% * 0 0 integral 0 -2754.0000 Cuts: 3 275 0.00% 0 0 cutoff -2754.0000 -2754.0000 275 0.00% Zero-half cuts applied: 1