Coin Cbc and Clp Solver version 2.20.00, build Aug 5 2008 command line - cbc done/neos4.mps At line 1 NAME neos4 At line 2 ROWS At line 38581 COLUMNS At line 154624 RHS At line 155097 BOUNDS At line 173026 ENDATA Problem neos4 has 38577 rows, 22884 columns and 99930 elements Coin0008I neos4 read with 0 errors Continuous objective value is -5.05064e+10 - 0.63 seconds Optimal - objective value -5.05064e+10 Cgl0003I 36 fixed, 31 tightened bounds, 2217 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 57 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0003I 0 fixed, 0 tightened bounds, 36 strengthened rows, 0 substitutions Cgl0004I processed model has 3368 rows, 3278 columns (88 integer) and 11232 elements Cbc0038I Pass 1: (0.08 seconds) suminf. 0.00000 (0) obj. -4.82214e+10 iterations 389 Cbc0038I Pass 2: (0.08 seconds) suminf. 0.00000 (0) obj. -4.82214e+10 iterations 0 Cbc0038I Pass 3: (0.09 seconds) suminf. 0.00000 (0) obj. -4.82214e+10 iterations 2 Cbc0038I Pass 4: (0.10 seconds) suminf. 0.00000 (0) obj. -4.82213e+10 iterations 3 Cbc0038I Pass 5: (0.10 seconds) suminf. 0.00000 (0) obj. -4.82213e+10 iterations 1 Cbc0038I Pass 6: (0.11 seconds) suminf. 0.00000 (0) obj. -4.82213e+10 iterations 0 Cbc0038I Pass 7: (0.12 seconds) suminf. 0.00000 (0) obj. -4.82213e+10 iterations 6 Cbc0038I Pass 8: (0.12 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 8 Cbc0038I Pass 9: (0.13 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 8 Cbc0038I Pass 10: (0.14 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 0 Cbc0038I Pass 11: (0.15 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 7 Cbc0038I Pass 12: (0.16 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 0 Cbc0038I Pass 13: (0.16 seconds) suminf. 0.00000 (0) obj. -4.82212e+10 iterations 0 Cbc0038I Pass 14: (0.20 seconds) suminf. 0.29129 (3) obj. -4.82208e+10 iterations 411 Cbc0038I Pass 15: (0.21 seconds) suminf. 0.00000 (0) obj. -4.82065e+10 iterations 83 Cbc0038I Pass 16: (0.22 seconds) suminf. 0.00000 (0) obj. -4.82065e+10 iterations 0 Cbc0038I Pass 17: (0.22 seconds) suminf. 0.00000 (0) obj. -4.82065e+10 iterations 29 Cbc0038I Pass 18: (0.23 seconds) suminf. 0.00000 (0) obj. -4.82065e+10 iterations 23 Cbc0038I Pass 19: (0.24 seconds) suminf. 0.00000 (0) obj. -4.82063e+10 iterations 14 Cbc0038I Pass 20: (0.25 seconds) suminf. 0.00000 (0) obj. -4.82063e+10 iterations 39 Cbc0038I No solution found this major pass Cbc0038I Before mini branch and bound, 74 integers at bound fixed and 2300 continuous Cbc0038I Full problem 3368 rows 3278 columns, reduced to 859 rows 716 columns Cbc0038I Mini branch and bound did not improve solution (0.37 seconds) Cbc0038I Full problem 3369 rows 3278 columns, reduced to 3303 rows 3255 columns - too large Cbc0038I After 0.42 seconds - Feasibility pump exiting - took 0.41 seconds Cbc0031I 5 added rows had average density of 19.4 Cbc0013I At root node, 5 cuts changed objective from -4.91729e+10 to -4.83397e+10 in 6 passes Cbc0014I Cut generator 0 (Probing) - 13 row cuts, 64 column cuts (2 active) in 0.032 seconds - new frequency is 1 Cbc0014I Cut generator 1 (Gomory) - 4 row cuts, 0 column cuts (0 active) in 0.008 seconds - new frequency is -100 Cbc0014I Cut generator 2 (Knapsack) - 0 row cuts, 0 column cuts (0 active) in 0.024 seconds - new frequency is -100 Cbc0014I Cut generator 3 (Clique) - 0 row cuts, 0 column cuts (0 active) in 0.000 seconds - new frequency is -100 Cbc0014I Cut generator 4 (MixedIntegerRounding2) - 1 row cuts, 0 column cuts (1 active) in 0.004 seconds - new frequency is -100 Cbc0014I Cut generator 5 (FlowCover) - 0 row cuts, 0 column cuts (0 active) in 0.020 seconds - new frequency is -100 Cbc0014I Cut generator 6 (TwoMirCuts) - 24 row cuts, 0 column cuts (2 active) in 0.008 seconds - new frequency is -100 Optimal - objective value -4.83397e+10 Optimal - objective value -4.83397e+10 Cbc0010I After 0 nodes, 1 on tree, 1e+50 best solution, best possible -4.83397e+10 (0.72 seconds) Cbc0016I Integer solution of -4.82961e+10 found by strong branching after 1008 iterations and 2 nodes (1.01 seconds) Cbc0016I Integer solution of -4.83151e+10 found by strong branching after 1008 iterations and 2 nodes (1.02 seconds) Cbc0001I Search completed - best objective -48315141888.24205, took 1043 iterations and 4 nodes (1.04 seconds) Cbc0032I Strong branching done 22 times (210 iterations), fathomed 2 nodes and fixed 0 variables Cbc0035I Maximum depth 1, 0 variables fixed on reduced cost Cuts at root node changed objective from -4.91729e+10 to -4.83397e+10 Probing was tried 10 times and created 78 cuts of which 3 were active after adding rounds of cuts (0.032 seconds) Gomory was tried 5 times and created 4 cuts of which 0 were active after adding rounds of cuts (0.008 seconds) Knapsack was tried 6 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.024 seconds) Clique was tried 6 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.000 seconds) MixedIntegerRounding2 was tried 6 times and created 1 cuts of which 1 were active after adding rounds of cuts (0.004 seconds) FlowCover was tried 6 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.020 seconds) TwoMirCuts was tried 5 times and created 24 cuts of which 2 were active after adding rounds of cuts (0.008 seconds) implication was tried 4 times and created 0 cuts of which 0 were active after adding rounds of cuts Result - Finished objective -48315141888.24205 after 4 nodes and 1043 iterations - took 5.73 seconds (total time 6.54) Total time 6.85 6.85user 0.18system 0:07.05elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+58221minor)pagefaults 0swaps