Warning: Output names have been modified to conform to LP format. Default row names c1, c2 ... being created. Tried aggregator 9 times. MIP Presolve eliminated 270841 rows and 47258 columns. MIP Presolve modified 14124 coefficients. Aggregator did 2402 substitutions. Reduced MIP has 5218 rows, 2268 columns, and 17547 nonzeros. Presolve time = 1.44 sec. Clique table members: 2683. 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 -546.0000 41 -546.0000 278 0 0 -546.0000 4 Cuts: 29 308 * 0+ 0 -546.0000 -546.0000 308 0.00% 0 0 cutoff -546.0000 -546.0000 308 0.00% GUB cover cuts applied: 1 Clique cuts applied: 8 Implied bound cuts applied: 1 Zero-half cuts applied: 3 Gomory fractional cuts applied: 1 >>>>>>> Objval = -546.000000 (int)-546 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 674.0000. Tried aggregator 9 times. MIP Presolve eliminated 270898 rows and 47298 columns. MIP Presolve modified 13787 coefficients. Aggregator did 2324 substitutions. Reduced MIP has 5236 rows, 2306 columns, and 17563 nonzeros. Presolve time = 1.63 sec. Clique table members: 2611. 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 43.5000 77 674.0000 43.5000 416 93.55% * 0+ 0 61.0000 43.5000 416 28.69% * 0+ 0 59.0000 43.5000 420 26.27% Repeating presolve. Tried aggregator 5 times. MIP Presolve eliminated 3968 rows and 1475 columns. MIP Presolve modified 955 coefficients. Aggregator did 213 substitutions. Reduced MIP has 1054 rows, 618 columns, and 3393 nonzeros. Tried aggregator 3 times. MIP Presolve eliminated 57 rows and 35 columns. MIP Presolve modified 19 coefficients. Aggregator did 22 substitutions. Reduced MIP has 975 rows, 561 columns, and 3180 nonzeros. Tried aggregator 2 times. MIP Presolve eliminated 3 rows and 4 columns. MIP Presolve modified 1 coefficients. Aggregator did 5 substitutions. Reduced MIP has 967 rows, 552 columns, and 3159 nonzeros. Tried aggregator 1 time. Aggregator did 1 substitutions. Reduced MIP has 966 rows, 551 columns, and 3157 nonzeros. Represolve time = 0.06 sec. Clique table members: 584. 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 0 >>>>>>> Objval = 59.000000 (int)59 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 2102.0000. Tried aggregator 7 times. MIP Presolve eliminated 268502 rows and 46401 columns. MIP Presolve modified 13809 coefficients. Aggregator did 2146 substitutions. Reduced MIP has 7810 rows, 3381 columns, and 27175 nonzeros. Presolve time = 2.22 sec. Clique table members: 3476. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.10 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 970.6745 303 1354.0000 970.6745 1325 28.31% * 0+ 0 1102.0000 970.6745 1466 11.92% 0 0 cutoff 1102.0000 970.6745 1466 11.92%