Welcome to IBM(R) ILOG(R) CPLEX(R) Interactive Optimizer 12.4.0.0 with Simplex, Mixed Integer & Barrier Optimizers 5725-A06 5725-A29 5724-Y48 5724-Y49 5724-Y54 5724-Y55 Copyright IBM Corp. 1988, 2011. All Rights Reserved. Type 'help' for a list of available commands. Type 'help' followed by a command name for more information on commands. CPLEX> Selected objective sense: MINIMIZE Selected objective name: R44122 Selected RHS name: B Selected bound name: BOUND Problem 'in_i.mps.gz' read. Read time = 0.09 sec. CPLEX> Available MIP parameters: cuts set types of cuts used during mixed integer optimization display set level of mixed integer node display interval set interval for printing mixed integer node display limits set limits for mixed integer optimization ordertype set type of generated priority order polishafter set starting conditions for solution polishing pool set solution pool characteristics strategy set strategy for mixed integer optimization tolerances set tolerances for mixed integer optimization MIP parameter to set: Available mixed integer limits: aggforcut set constraint aggregation limit for cut generation auxrootthreads set number of threads to use for auxiliary root tasks cutpasses set number of cutting plane passes cutsfactor set rows multiplier factor to limit cuts eachcutlimit set limit on number of cuts for each type per pass gomorycand set candidate limit for generating Gomory fractional cuts gomorypass set pass limit for generating Gomory fractional cuts nodes set branch and cut node limit polishtime set time limit for polishing best solution populate set solutions limit for each populate call probetime set time limit for probing repairtries set number of times to try repair heuristic solutions set mixed integer solutions limit strongcand set strong branching candidate limit strongit set strong branching iteration limit submipnodelim set sub-MIP node limit treememory set upper limit on size of tree in megabytes Mixed integer limit to set: Present value for mixed integer solutions limit: 9223372036800000000 New value for mixed integer solutions limit: New value for mixed integer solutions limit: 1 CPLEX> Present value for time limit in seconds: 1e+75 New value for time limit in seconds: New value for time limit in seconds: 3600 CPLEX> Tried aggregator 1 time. MIP Presolve eliminated 17882 rows and 826 columns. MIP Presolve modified 12109 coefficients. Reduced MIP has 26239 rows, 9174 columns, and 171897 nonzeros. Reduced MIP has 9174 binaries, 0 generals, 0 SOSs, and 0 indicators. Probing time = 0.01 sec. Tried aggregator 1 time. MIP Presolve modified 100 coefficients. Reduced MIP has 26239 rows, 9174 columns, and 171897 nonzeros. Reduced MIP has 9174 binaries, 0 generals, 0 SOSs, and 0 indicators. Presolve time = 0.65 sec. Probing time = 0.01 sec. Clique table members: 17393. MIP emphasis: balance optimality and feasibility. MIP search method: dynamic search. Parallel mode: deterministic, using up to 4 threads. Root relaxation solution time = 6.36 sec. Nodes Cuts/ Node Left Objective IInf Best Integer Best Bound ItCnt Gap 0 0 -51.8009 6593 -51.8009 20 0 0 -51.4437 5392 ZeroHalf: 1998 28711 0 0 -51.0025 4441 ZeroHalf: 863 54982 0 0 -50.4782 3577 ZeroHalf: 583 80591 0 0 -49.7528 354 ZeroHalf: 517 104893 0 0 -48.4032 435 Cuts: 2922 125095 0 0 -47.3942 489 Cuts: 1410 138749 0 0 -46.2804 1514 Cuts: 1609 156721 0 0 -45.3653 584 ZeroHalf: 548 168378 0 0 -44.6785 1104 Cuts: 920 177995 0 0 -43.9678 664 Cuts: 547 185079 0 0 -43.3964 958 Cuts: 602 191703 0 0 -42.8606 917 Cuts: 249 207776 0 0 -42.3555 861 Cuts: 376 212967 0 0 -41.7902 806 Cuts: 514 218308 0 0 -41.4205 814 ZeroHalf: 290 222449 0 0 -41.0098 821 Cuts: 528 226718 0 0 -40.6423 851 ZeroHalf: 608 231090 0 0 -40.3152 844 ZeroHalf: 767 234921 0 0 -40.0080 865 Cuts: 529 238564 0 0 -39.7604 881 Cuts: 791 242224 0 0 -39.5048 882 Cuts: 342 245514 0 0 -39.2480 855 Cuts: 860 249761 0 0 -39.0788 876 ZeroHalf: 600 252781 0 0 -38.9025 894 ZeroHalf: 575 256039 0 0 -38.7144 892 ZeroHalf: 429 259325 0 0 -38.5621 899 ZeroHalf: 244 262091 0 0 -38.3862 898 ZeroHalf: 587 265358 0 0 -38.2275 910 ZeroHalf: 332 268236 0 0 -38.0427 925 Cuts: 340 271854 0 0 -37.8873 926 ZeroHalf: 453 275047 0 0 -37.7509 929 Cuts: 265 277777 0 0 -37.6343 922 ZeroHalf: 240 280445 0 0 -37.5220 932 Cuts: 472 283493 0 0 -37.4063 927 Cuts: 435 286195 0 0 -37.3034 933 ZeroHalf: 267 289106 0 0 -37.2177 950 ZeroHalf: 455 291641 0 0 -37.1397 948 ZeroHalf: 286 293959 0 0 -37.0585 933 Cuts: 179 296243 0 0 -36.9935 958 ZeroHalf: 268 298355 0 0 -36.8881 943 ZeroHalf: 254 301235 0 0 -36.8240 933 Cuts: 210 303425 0 0 -36.7441 926 ZeroHalf: 164 305512 0 0 -36.6730 928 ZeroHalf: 159 307371 0 0 -36.6194 949 Cuts: 442 309245 0 0 -36.5288 967 ZeroHalf: 342 311749 0 0 -36.4712 987 ZeroHalf: 459 313848 0 0 -36.3762 973 ZeroHalf: 290 316680 0 0 -36.3149 974 ZeroHalf: 112 318602 0 0 -36.2776 969 ZeroHalf: 91 320270 0 0 -36.2382 987 ZeroHalf: 160 322001 0 0 -36.1988 991 ZeroHalf: 162 323738 0 0 -36.1362 977 ZeroHalf: 144 325796 0 0 -36.0900 991 ZeroHalf: 200 327567 0 0 -36.0385 983 ZeroHalf: 129 329690 0 0 -36.0110 978 ZeroHalf: 132 330981 0 0 -35.9747 990 ZeroHalf: 120 332642 0 0 -35.9408 999 ZeroHalf: 158 334290 0 0 -35.8523 973 ZeroHalf: 192 336928 0 0 -35.7938 981 ZeroHalf: 206 338960 0 0 -35.7228 974 ZeroHalf: 129 341422 0 0 -35.6752 1008 ZeroHalf: 592 343383 0 0 -35.6221 1013 ZeroHalf: 189 345391 0 0 -35.5752 1017 ZeroHalf: 158 347442 0 0 -35.5303 1025 ZeroHalf: 276 349454 0 0 -35.4647 1016 ZeroHalf: 150 351715 0 0 -35.4215 1016 ZeroHalf: 143 353662 0 0 -35.3917 1028 ZeroHalf: 95 355241 0 0 -35.3348 1041 ZeroHalf: 364 357333 0 0 -35.2774 1042 ZeroHalf: 273 359463 0 0 -35.2361 1037 ZeroHalf: 156 361376 0 0 -35.1988 1052 ZeroHalf: 163 363157 0 0 -35.1466 1036 ZeroHalf: 115 365134 0 0 -35.1190 1043 ZeroHalf: 97 366663 0 0 -35.0841 1033 ZeroHalf: 95 368452 0 0 -35.0475 1040 ZeroHalf: 88 370113 0 0 -35.0034 1035 ZeroHalf: 110 372015 0 0 -34.9763 1030 ZeroHalf: 101 373472 0 0 -34.9588 1041 ZeroHalf: 73 374614 Heuristic still looking. Heuristic still looking. * 0+ 0 -7.0000 -34.9588 374614 399.41% Zero-half cuts applied: 955 Root node processing (before b&c): Real time = 955.41 Parallel b&c, 4 threads: Real time = 0.00 Sync time (average) = 0.00 Wait time (average) = 0.00 ------- Total (root+branch&cut) = 955.41 sec. Solution pool: 1 solution saved. MIP - Solution limit exceeded, integer feasible: Objective = -7.0000000000e+00 Current MIP best bound = -3.4958793406e+01 (gap = 27.9588, 399.41%) Solution time = 956.06 sec. Iterations = 374614 Nodes = 0 (1) Deterministic time = 922001.93 ticks (964.37 ticks/sec) CPLEX> 1903.68user 0.49system 15:56.16elapsed 199%CPU (0avgtext+0avgdata 945360maxresident)k 0inputs+904outputs (0major+265069minor)pagefaults 0swaps