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 191571 rows and 35383 columns. MIP Presolve modified 23951 coefficients. Aggregator did 1262 substitutions. Reduced MIP has 61692 rows, 11305 columns, and 244123 nonzeros. Presolve time = 4.47 sec. Clique table members: 10604. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.83 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 -2927.0035 724 -2927.0035 2068 * 0+ 0 -2884.0000 -2927.0035 2068 1.49% 0 0 -2903.5000 179 -2884.0000 Cuts: 797 2368 0.68% * 0 0 integral 0 -2903.0000 Cuts: 30 2396 0.00% 0 0 cutoff -2903.0000 -2903.0000 2396 0.00% GUB cover cuts applied: 3 Clique cuts applied: 411 Implied bound cuts applied: 101 Zero-half cuts applied: 63 Gomory fractional cuts applied: 10 >>>>>>> Objval = -2903.000000 (int)-2903 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 1556.0000. Tried aggregator 5 times. MIP Presolve eliminated 191559 rows and 35374 columns. MIP Presolve modified 23949 coefficients. Aggregator did 1259 substitutions. Reduced MIP has 61707 rows, 11317 columns, and 247078 nonzeros. Presolve time = 4.48 sec. Clique table members: 10579. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 9.91 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 94.1474 266 1556.0000 94.1474 12428 93.95% 0 0 246.3000 292 1556.0000 Cuts: 728 13229 84.17% 0 0 294.0000 352 1556.0000 Cuts: 60 13303 81.11% 0 0 381.2708 514 1556.0000 Cuts: 63 13532 75.50% 0 0 386.6667 494 1556.0000 Cuts: 42 13557 75.15% 0 0 390.2917 512 1556.0000 ZeroHalf: 7 13569 74.92% 0 0 393.5714 508 1556.0000 Cuts: 9 13577 74.71% * 0+ 0 425.0000 393.5714 13577 7.39% * 0+ 0 405.0000 393.5714 13577 2.82% 0 0 cutoff 405.0000 393.5714 13577 2.82% Elapsed time = 18.75 sec. (tree size = 0.00 MB, solutions = 3) GUB cover cuts applied: 4 Clique cuts applied: 422 Cover cuts applied: 1 Implied bound cuts applied: 102 Zero-half cuts applied: 106 Gomory fractional cuts applied: 7 >>>>>>> Objval = 405.000000 (int)404 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 2428.0000. Tried aggregator 5 times. Presolve has eliminated 190999 rows and 35155 columns... Aggregator has done 1207 substitutions... MIP Presolve eliminated 190999 rows and 35155 columns. MIP Presolve modified 23975 coefficients. Aggregator did 1207 substitutions. Reduced MIP has 62319 rows, 11588 columns, and 255257 nonzeros. Presolve time = 5.17 sec. Clique table members: 10410. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 13.51 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 1852.6753 343 2428.0000 1852.6753 21770 23.70% 0 0 1987.9079 186 2428.0000 Cuts: 600 23509 18.13% 0 0 2012.5000 468 2428.0000 Cuts: 57 23926 17.11% 0 0 2058.7146 600 2428.0000 ZeroHalf: 14 24309 15.21% 0 0 2063.1498 643 2428.0000 Cuts: 53 24374 15.03% 0 0 2063.4873 620 2428.0000 Cuts: 50 24381 15.01% 0 0 2063.5764 618 2428.0000 ZeroHalf: 1 24382 15.01% 0 0 2063.9320 603 2428.0000 ZeroHalf: 2 24389 14.99% 0 0 2064.0194 604 2428.0000 ZeroHalf: 1 24393 14.99% * 0+ 0 2136.0000 2064.0194 24393 3.37% Repeating presolve. Tried aggregator 5 times. MIP Presolve eliminated 38602 rows and 4282 columns. MIP Presolve modified 43728 coefficients. Aggregator did 1308 substitutions. Reduced MIP has 22407 rows, 5998 columns, and 95428 nonzeros. Tried aggregator 3 times. MIP Presolve eliminated 1225 rows and 49 columns. MIP Presolve modified 3671 coefficients. Aggregator did 88 substitutions. Reduced MIP has 21094 rows, 5861 columns, and 89689 nonzeros. Tried aggregator 4 times. MIP Presolve eliminated 58 rows and 1 columns. MIP Presolve modified 225 coefficients. Aggregator did 8 substitutions. Reduced MIP has 21028 rows, 5852 columns, and 89386 nonzeros. Represolve time = 3.97 sec. Clique table members: 5065. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: none, using 1 thread. Root relaxation solution time = 0.51 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Node ItCnt Gap 0 0 2063.1774 572 2136.0000 2064.0194 26643 3.37% 0 2 2063.1774 572 2136.0000 2064.0194 26643 3.37% Elapsed time = 38.55 sec. (tree size = 0.00 MB, solutions = 2) GUB cover cuts applied: 1 Clique cuts applied: 165 Cover cuts applied: 2 Implied bound cuts applied: 104 Zero-half cuts applied: 114 Gomory fractional cuts applied: 8