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 199629 rows and 35511 columns. MIP Presolve modified 25238 coefficients. Aggregator did 1293 substitutions. Reduced MIP has 53595 rows, 11146 columns, and 214674 nonzeros. Presolve time = 4.44 sec. Clique table members: 9643. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.47 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2927.6667 133 -2927.6667 1503 * 0+ 0 -2922.0000 -2927.6667 1503 0.19% 0 0 -2927.0000 36 -2922.0000 Cuts: 188 1548 0.17% * 0+ 0 -2927.0000 -2927.0000 1548 0.00% 0 0 cutoff -2927.0000 -2927.0000 1548 0.00% Clique cuts applied: 20 Implied bound cuts applied: 12 Zero-half cuts applied: 18 Gomory fractional cuts applied: 13 >>>>>>> Objval = -2927.000000 (int)-2927 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 1615.0000. Tried aggregator 5 times. MIP Presolve eliminated 199584 rows and 35496 columns. MIP Presolve modified 25179 coefficients. Aggregator did 1287 substitutions. Reduced MIP has 53646 rows, 11167 columns, and 217715 nonzeros. Presolve time = 4.74 sec. Clique table members: 9628. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 9.19 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 463.6333 310 1615.0000 463.6333 12650 71.29% 0 0 530.0000 18 1615.0000 Cuts: 303 12741 67.18% * 0+ 0 532.0000 530.0000 12741 0.38% 0 0 cutoff 532.0000 530.0000 12743 0.38% Elapsed time = 15.55 sec. (tree size = 0.00 MB, solutions = 2) Clique cuts applied: 33 Cover cuts applied: 3 Implied bound cuts applied: 25 Zero-half cuts applied: 30 Gomory fractional cuts applied: 7 >>>>>>> Objval = 532.000000 (int)532 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 2295.0000. Presolve has eliminated 191345 rows and 35092 columns... Aggregator has done 1229 substitutions... Presolve has improved bounds 9 times... Tried aggregator 5 times. MIP Presolve eliminated 199001 rows and 35265 columns. MIP Presolve modified 25192 coefficients. Aggregator did 1230 substitutions. Reduced MIP has 54285 rows, 11455 columns, and 225980 nonzeros. Presolve time = 5.31 sec. Clique table members: 9415. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 12.70 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 1893.0833 285 2295.0000 1893.0833 20943 17.51% 0 0 1990.8750 56 2295.0000 Cuts: 241 21508 13.25% 0 0 2009.6667 63 2295.0000 Cuts: 53 21538 12.43% * 0+ 0 2019.0000 2009.6667 21540 0.46% 0 0 cutoff 2019.0000 2009.6667 21540 0.46% Elapsed time = 21.22 sec. (tree size = 0.00 MB, solutions = 2) Clique cuts applied: 42 Cover cuts applied: 1 Implied bound cuts applied: 18 Zero-half cuts applied: 13 Gomory fractional cuts applied: 6