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 193627 rows and 36363 columns. MIP Presolve modified 19657 coefficients. Aggregator did 1395 substitutions. Reduced MIP has 50499 rows, 7840 columns, and 199555 nonzeros. Presolve time = 4.64 sec. Clique table members: 8420. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.22 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap * 0 0 integral 0 -2920.0000 -2920.0000 108 0.00%