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 191555 rows and 35385 columns. MIP Presolve modified 23950 coefficients. Aggregator did 1262 substitutions. Reduced MIP has 61708 rows, 11303 columns, and 244226 nonzeros. Presolve time = 4.46 sec. Clique table members: 10605. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.67 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2924.2222 318 -2924.2222 2081 * 0+ 0 -2913.0000 -2924.2222 2081 0.39% 0 0 -2919.0000 40 -2913.0000 Cuts: 473 2192 0.21% * 0+ 0 -2918.0000 -2919.0000 2192 0.03% * 0 0 integral 0 -2919.0000 Cuts: 15 2197 0.00% 0 0 cutoff -2919.0000 -2919.0000 2197 0.00% GUB cover cuts applied: 1 Clique cuts applied: 183 Cover cuts applied: 1 Implied bound cuts applied: 45 Zero-half cuts applied: 37 Gomory fractional cuts applied: 18 >>>>>>> Objval = -2919.000000 (int)-2919 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 1523.0000. Tried aggregator 5 times. MIP Presolve eliminated 191543 rows and 35376 columns. MIP Presolve modified 23949 coefficients. Aggregator did 1259 substitutions. Reduced MIP has 61723 rows, 11315 columns, and 247181 nonzeros. Presolve time = 4.50 sec. Clique table members: 10580. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 10.03 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 195.1861 327 1523.0000 195.1861 13273 87.18% 0 0 427.5000 20 1523.0000 Cuts: 721 14117 71.93% * 0 0 integral 0 430.0000 Cuts: 9 14122 0.00% 0 0 cutoff 430.0000 430.0000 14122 0.00% Elapsed time = 16.75 sec. (tree size = 0.00 MB, solutions = 2) GUB cover cuts applied: 1 Clique cuts applied: 411 Cover cuts applied: 3 Implied bound cuts applied: 82 Zero-half cuts applied: 29 Gomory fractional cuts applied: 4 >>>>>>> Objval = 430.000000 (int)429 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 2404.0000. Tried aggregator 5 times. Presolve has eliminated 190983 rows and 35157 columns... Aggregator has done 1207 substitutions... MIP Presolve eliminated 190983 rows and 35157 columns. MIP Presolve modified 23974 coefficients. Aggregator did 1207 substitutions. Reduced MIP has 62335 rows, 11586 columns, and 255360 nonzeros. Presolve time = 5.18 sec. Clique table members: 10411. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 13.09 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 1855.9444 341 2404.0000 1855.9444 20886 22.80% 0 0 2032.3750 54 2404.0000 Cuts: 267 22546 15.46% 0 0 2051.6667 63 2404.0000 Cuts: 95 22574 14.66% * 0+ 0 2061.0000 2051.6667 22576 0.45% 0 0 cutoff 2061.0000 2051.6667 22576 0.45% Elapsed time = 21.78 sec. (tree size = 0.00 MB, solutions = 2) GUB cover cuts applied: 1 Clique cuts applied: 153 Implied bound cuts applied: 23 Zero-half cuts applied: 15 Gomory fractional cuts applied: 10