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 149525 rows and 29458 columns. MIP Presolve modified 1512 coefficients. Aggregator did 1789 substitutions. Reduced MIP has 868 rows, 529 columns, and 2219 nonzeros. Presolve time = 0.31 sec. Clique table members: 525. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.00 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -1144.0000 12 -1144.0000 30 * 0+ 0 -1144.0000 -1144.0000 30 0.00% 0 0 cutoff -1144.0000 -1144.0000 30 0.00% >>>>>>> Objval = -1144.000000 (int)-1144 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 1115.0000. Tried aggregator 7 times. MIP Presolve eliminated 149694 rows and 29507 columns. MIP Presolve modified 807 coefficients. Aggregator did 1902 substitutions. Reduced MIP has 586 rows, 367 columns, and 1564 nonzeros. Presolve time = 0.30 sec. Clique table members: 373. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = -0.00 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -821.0000 73 1115.0000 -821.0000 97 173.63% * 0+ 0 -790.0000 -821.0000 97 3.92% 0 0 cutoff -790.0000 Cuts: 18 157 0.00% 0 0 cutoff -790.0000 -790.0000 157 0.00% Cover cuts applied: 1 Zero-half cuts applied: 2