Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 6 times. MIP Presolve eliminated 269776 rows and 47289 columns. MIP Presolve modified 16144 coefficients. Aggregator did 2239 substitutions. Reduced MIP has 6397 rows, 2400 columns, and 21276 nonzeros. Presolve time = 1.50 sec. Clique table members: 2732. 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 -548.0000 55 -548.0000 186 * 0+ 0 -547.0000 -548.0000 186 0.18% * 0 0 integral 0 -548.0000 Cuts: 74 195 0.00% 0 0 cutoff -548.0000 -548.0000 195 0.00% Clique cuts applied: 16 Implied bound cuts applied: 6 Zero-half cuts applied: 4 Gomory fractional cuts applied: 3 >>>>>>> Objval = -548.000000 (int)-548 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 491.0000. Tried aggregator 7 times. MIP Presolve eliminated 269798 rows and 47280 columns. MIP Presolve modified 16347 coefficients. Aggregator did 2177 substitutions. Reduced MIP has 6437 rows, 2471 columns, and 21623 nonzeros. Presolve time = 1.88 sec. Clique table members: 3151. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.03 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 46.0000 78 491.0000 46.0000 434 90.63% * 0+ 0 64.0000 46.0000 434 28.12% * 0+ 0 62.0000 46.0000 442 25.81% Repeating presolve. Tried aggregator 6 times. MIP Presolve eliminated 5153 rows and 1625 columns. MIP Presolve modified 1191 coefficients. Aggregator did 245 substitutions. Reduced MIP has 1036 rows, 601 columns, and 3213 nonzeros. Tried aggregator 4 times. MIP Presolve eliminated 33 rows and 16 columns. MIP Presolve modified 8 coefficients. Aggregator did 21 substitutions. Reduced MIP has 982 rows, 564 columns, and 3073 nonzeros. Tried aggregator 1 time. MIP Presolve eliminated 5 rows and 6 columns. Aggregator did 4 substitutions. Reduced MIP has 973 rows, 554 columns, and 3041 nonzeros. Tried aggregator 1 time. Aggregator did 3 substitutions. Reduced MIP has 970 rows, 551 columns, and 3035 nonzeros. Represolve time = 0.07 sec. Clique table members: 600. 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 cutoff 1 >>>>>>> Objval = 62.000000 (int)62 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 1493.0000. Tried aggregator 8 times. MIP Presolve eliminated 267847 rows and 46649 columns. MIP Presolve modified 16026 coefficients. Aggregator did 2019 substitutions. Reduced MIP has 8546 rows, 3260 columns, and 29862 nonzeros. Presolve time = 2.66 sec. Clique table members: 3231. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.07 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 647.6250 140 937.0000 647.6250 1029 30.88% * 0+ 0 715.0000 647.6250 1094 9.42% 0 0 cutoff 715.0000 647.6250 1094 9.42%