Solver Name | Answer | Objective function | CPU time | Wall clock time |
---|---|---|---|---|
SAT4JPSEUDO 2006.2 Heuristics | OPT | 12 | 0.435933 | 0.371583 |
Name | normalized-PB06/OPT-SMALLINT/reduced/mps-v2-20-10/www.csit.fsu.edu/ ~burkardt/datasets/mps/normalized-reduced-mps-v2-20-10-maros.opb |
MD5SUM | 6803f1153be9bf743da46b6e6a13cfbf |
Bench Category | OPT-SMALLINT (optimisation, small integers) |
Best result obtained on this benchmark | OPT |
Best value of the objective obtained on this benchmark | 12 |
Best CPU time to get the best result obtained on this benchmark | 0.013997 |
Has Objective Function | YES |
Satisfiable | YES |
(Un)Satisfiability was proved | YES |
Best value of the objective function | 12 |
Optimality of the best value was proved | YES |
Number of variables | 90 |
Total number of constraints | 6 |
Number of constraints which are clauses | 0 |
Number of constraints which are cardinality constraints (but not clauses) | 0 |
Number of constraints which are nor clauses,nor cardinality constraints | 6 |
Minimum length of a constraint | 15 |
Maximum length of a constraint | 90 |
Number of terms in the objective function | 90 |
Biggest coefficient in the objective function | 168516 |
Number of bits for the biggest coefficient in the objective function | 18 |
Sum of the numbers in the objective function | 524354 |
Number of bits of the sum of numbers in the objective function | 20 |
Biggest number in a constraint | 262133 |
Number of bits of the biggest number in a constraint | 18 |
Biggest sum of numbers in a constraint | 524354 |
Number of bits of the biggest sum of numbers | 20 |
Number of products (including duplicates) | 0 |
Sum of products size (including duplicates) | 0 |
Number of different products | 0 |
Sum of products size | 0 |
0.15 c SAT4J: a SATisfiability library for Java (c) 2004-2006 Daniel Le Berre 0.15 c This is free software under the GNU LGPL licence. See www.sat4j.org for details. 0.15 c no version file found!!! 0.15 c sun.arch.data.model 32 0.15 c java.version 1.5.0_06 0.15 c os.name Linux 0.15 c os.version 2.6.9-22.EL.rootsmp 0.15 c os.arch i386 0.15 c Free memory 1548419056 0.15 c Max memory 1551040512 0.15 c Total memory 1551040512 0.15 c Number of processors 2 0.21 c Cutting planes based inference 0.21 c --- Begin Solver configuration --- 0.21 c org.sat4j.minisat.uip.FirstUIP@1df073d 0.21 c org.sat4j.minisat.constraints.PBMaxClauseCardConstrDataStructure@1546e25 0.21 c org.sat4j.minisat.learning.MiniSATLearning@b66cc 0.21 c conflictBoundIncFactor=1.5 learntBoundIncFactor=1.1 initLearntBoundConstraintFactor=10000.0 initConflictBound=100 0.21 c VSIDS like heuristics from MiniSAT using a heap 0.21 c No reason simplification 0.21 c --- End Solver configuration --- 0.21 c solving ROOT/tmp/node6/42462-1149273215/instance-42462-1149273215.opb 0.21 c reading problem ... 0.25 c ... done. Time 0.041 ms. 0.25 c #vars 90 0.25 c #constraints 6 0.26 c SATISFIABLE 0.26 c OPTIMIZING... 0.26 c Got one! Ellapsed CPU time (in seconds):0.054 0.26 o 14 0.29 c Got one! Ellapsed CPU time (in seconds):0.084 0.29 o 13 0.31 c Got one! Ellapsed CPU time (in seconds):0.109 0.31 o 12 0.33 c starts : 4 0.33 c conflicts : 6 0.33 c decisions : 300 0.33 c propagations : 422 0.33 c inspects : 657 0.33 c learnt literals : 0 0.33 c learnt binary clauses : 0 0.33 c learnt ternary clauses : 0 0.33 c learnt clauses : 5 0.33 c root simplifications : 0 0.33 c removed literals (reason simplification) : 0 0.33 c reason swapping (by a shorter reason) : 0 0.33 c Calls to reduceDB : 0 0.33 c speed (decisions/second) : 33333.333333333336 0.33 c non guided choices 0 0.33 s OPTIMUM FOUND 0.33 v -x1 x2 -x3 x4 -x5 -x6 x7 -x8 -x9 -x10 -x11 -x12 -x13 -x14 -x15 -x16 -x17 -x18 -x19 -x20 -x21 -x22 -x23 -x24 -x25 -x26 -x27 -x28 -x29 0.33 v -x30 -x31 -x32 -x33 -x34 -x35 -x36 -x37 -x38 -x39 -x40 -x41 -x42 -x43 -x44 x45 -x46 -x47 -x48 -x49 -x50 -x51 -x52 -x53 -x54 -x55 0.33 v -x56 -x57 -x58 -x59 -x60 -x61 -x62 -x63 -x64 -x65 -x66 -x67 -x68 -x69 -x70 -x71 -x72 -x73 -x74 x75 -x76 -x77 -x78 -x79 -x80 x81 0.33 v -x82 -x83 -x84 -x85 -x86 -x87 -x88 -x89 -x90 0.33 c objective function=12 0.33 c Total wall clock time (ms): 0.123
OK 12
Enforcing CPU limit (will send SIGTERM then SIGKILL): 1800 seconds Enforcing CPUTime (will send SIGXCPU) limit: 1830 seconds Enforcing Stack size limit: 67108864 bytes Enforcing memory limit (will send SIGKILL): 1843200 Kb Enforcing VSIZE limit: 1887436800 bytes runsolver version 3.0.0 (c) roussel@cril.univ-artois.fr command line: runsolver --timestamp -w ROOT/results/node6/watcher-42462-1149273215 -o ROOT/results/node6/solver-42462-1149273215 -C 1800 -M 1800 -S 64 java -server -Xms1500M -Xmx1500M -jar ROOT/solvers/PB/PB06final/user5/sat4jPseudoHeuristics.jar ROOT/tmp/node6/42462-1149273215/instance-42462-1149273215.opb 37369054 Current StackSize limit: 67108864 bytes /proc/loadavg: 1.00 1.00 0.94 3/64 5859 /proc/meminfo: memFree=1434144/2055924 swapFree=4181416/4192956 [pid=5859] ppid=5857 vsize=18540 CPUtime=0 /proc/5859/stat : 5859 (runsolver) R 5857 5859 5813 0 -1 4194368 17 0 0 0 0 0 0 0 19 0 1 0 192983662 18984960 279 18446744073709551615 4194304 4262084 548682068944 18446744073709551615 268582841639 0 2147483391 4096 24578 0 0 0 17 0 0 0 /proc/5859/statm: 4635 279 243 16 0 2626 0 Child status: 30 Real time (s): 0.371583 CPU time (s): 0.435933 CPU user time (s): 0.406938 CPU system time (s): 0.028995 CPU usage (%): 117.318 Max. virtual memory (cumulated for all children) (Kb): 0
Begin job on node6 on Fri Jun 2 18:33:35 UTC 2006 FILE ID= 42462-1149273215 PBS_JOBID= 299075 BENCH NAME= ROOT/tmp/node6/42462-1149273215/instance-42462-1149273215.opb COMMAND LINE= java -server -Xms1500M -Xmx1500M -jar ROOT/solvers/PB/PB06final/user5/sat4jPseudoHeuristics.jar ROOT/tmp/node6/42462-1149273215/instance-42462-1149273215.opb 37369054 RUNSOLVER COMMAND LINE= runsolver --timestamp -w ROOT/results/node6/watcher-42462-1149273215 -o ROOT/results/node6/solver-42462-1149273215 -C 1800 -M 1800 -S 64 java -server -Xms1500M -Xmx1500M -jar ROOT/solvers/PB/PB06final/user5/sat4jPseudoHeuristics.jar ROOT/tmp/node6/42462-1149273215/instance-42462-1149273215.opb 37369054 MD5SUM SOLVER= 3cef94aa015dc0dd234d31843a257d70 MD5SUM BENCH= 6803f1153be9bf743da46b6e6a13cfbf RANDOM SEED= 37369054 /proc/cpuinfo: processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 3 cpu MHz : 3000.268 cache size : 2048 KB fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm pni monitor ds_cpl cid cx16 xtpr bogomips : 5914.62 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 3 cpu MHz : 3000.268 cache size : 2048 KB fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm pni monitor ds_cpl cid cx16 xtpr bogomips : 5586.94 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: /proc/meminfo: MemTotal: 2055924 kB MemFree: 1434352 kB Buffers: 23756 kB Cached: 526224 kB SwapCached: 3472 kB Active: 44332 kB Inactive: 514640 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 2055924 kB LowFree: 1434352 kB SwapTotal: 4192956 kB SwapFree: 4181416 kB Dirty: 168 kB Writeback: 0 kB Mapped: 14924 kB Slab: 48576 kB Committed_AS: 225552 kB PageTables: 1480 kB VmallocTotal: 536870911 kB VmallocUsed: 264952 kB VmallocChunk: 536605679 kB HugePages_Total: 0 HugePages_Free: 0 Hugepagesize: 2048 kB End job on node6 on Fri Jun 2 18:33:36 UTC 2006