| Solver Name | Answer | objective function | CPU time | Wall clock time |
|---|---|---|---|---|
| SCIPspx SCIP 1.2.1.3 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver | UNSAT | 0.234963 | 0.234593 |
| Name | normalized-PB06/OPT-BIGINT/mps-v2-20-10/MIPLIB/ miplib3/normalized-mps-v2-20-10-qnet1_o.opb |
| MD5SUM | 405dbc2a6d00bd8f8eb32b58f88b8706 |
| Bench Category | OPT-BIGINT (optimisation, big integers) |
| Best result obtained on this benchmark | UNSAT |
| Best value of the objective obtained on this benchmark | |
| Best CPU time to get the best result obtained on this benchmark | 5.40018 |
| Has Objective Function | YES |
| Satisfiable | NO |
| (Un)Satisfiability was proved | YES |
| Best value of the objective function | |
| Optimality of the best value was proved | |
| Number of variables | 5380 |
| Total number of constraints | 584 |
| Number of constraints which are clauses | 32 |
| Number of constraints which are cardinality constraints (but not clauses) | 48 |
| Number of constraints which are nor clauses,nor cardinality constraints | 504 |
| Minimum length of a constraint | 2 |
| Maximum length of a constraint | 54 |
| Number of terms in the objective function | 3720 |
| Biggest coefficient in the objective function | 536870912 |
| Number of bits for the biggest coefficient in the objective function | 30 |
| Sum of the numbers in the objective function | 133143986052 |
| Number of bits of the sum of numbers in the objective function | 37 |
| Biggest number in a constraint | 8388608000000 |
| Number of bits of the biggest number in a constraint | 43 |
| Biggest sum of numbers in a constraint | 17124187591735 |
| Number of bits of the biggest sum of numbers | 44 |
| Number of products (including duplicates) | 0 |
| Sum of products size (including duplicates) | 0 |
| Number of different products | 0 |
| Sum of products size | 0 |
0.00/0.00 c SCIP version 1.2.1.3 [precision: 8 byte] [memory: block] [mode: optimized] [LP solver: SoPlex 1.4.2]
0.00/0.00 c Copyright (c) 2002-2010 Konrad-Zuse-Zentrum fuer Informationstechnik Berlin (ZIB)
0.00/0.00 c
0.00/0.00 c user parameter file <scip.set> not found - using default parameters
0.00/0.00 c reading problem <HOME/instance-2704490-1278561011.opb>
0.00/0.05 c original problem has 5380 variables (5380 bin, 0 int, 0 impl, 0 cont) and 584 constraints
0.00/0.05 c problem read
0.00/0.05 c presolving settings loaded
0.09/0.10 c presolving:
0.09/0.12 c (round 1) 1210 del vars, 0 del conss, 1086 chg bounds, 188 chg sides, 159 chg coeffs, 0 upgd conss, 344 impls, 48 clqs
0.09/0.14 c (round 2) 1210 del vars, 0 del conss, 1086 chg bounds, 188 chg sides, 159 chg coeffs, 300 upgd conss, 344 impls, 48 clqs
0.09/0.17 c (round 3) 1260 del vars, 0 del conss, 1086 chg bounds, 188 chg sides, 159 chg coeffs, 300 upgd conss, 694 impls, 45 clqs
0.09/0.18 c (round 4) 1262 del vars, 34 del conss, 1086 chg bounds, 188 chg sides, 159 chg coeffs, 300 upgd conss, 908 impls, 45 clqs
0.09/0.19 c (round 5) 1312 del vars, 34 del conss, 1086 chg bounds, 188 chg sides, 159 chg coeffs, 300 upgd conss, 910 impls, 39 clqs
0.19/0.20 c presolving (6 rounds):
0.19/0.20 c 1314 deleted vars, 37 deleted constraints, 1086 tightened bounds, 0 added holes, 189 changed sides, 161 changed coefficients
0.19/0.20 c 1006 implications, 39 cliques
0.19/0.20 c presolving detected infeasibility
0.19/0.20 c Presolving Time: 0.13
0.19/0.20 c - non default parameters ----------------------------------------------------------------------
0.19/0.20 c # SCIP version 1.2.1.3
0.19/0.20 c
0.19/0.20 c # frequency for displaying node information lines
0.19/0.20 c # [type: int, range: [-1,2147483647], default: 100]
0.19/0.20 c display/freq = 10000
0.19/0.20 c
0.19/0.20 c # maximal time in seconds to run
0.19/0.20 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.19/0.20 c limits/time = 1789.95
0.19/0.20 c
0.19/0.20 c # maximal memory usage in MB; reported memory usage is lower than real memory usage!
0.19/0.20 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.19/0.20 c limits/memory = 1620
0.19/0.20 c
0.19/0.20 c # default clock type (1: CPU user seconds, 2: wall clock time)
0.19/0.20 c # [type: int, range: [1,2], default: 1]
0.19/0.20 c timing/clocktype = 2
0.19/0.20 c
0.19/0.20 c # should presolving try to simplify inequalities
0.19/0.20 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.20 c constraints/linear/simplifyinequalities = TRUE
0.19/0.20 c
0.19/0.20 c # add initial coupling inequalities as linear constraints, if 'addCoupling' is true
0.19/0.20 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.20 c constraints/indicator/addCouplingCons = TRUE
0.19/0.20 c
0.19/0.20 c # should presolving try to simplify knapsacks
0.19/0.20 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.20 c constraints/knapsack/simplifyinequalities = TRUE
0.19/0.20 c
0.19/0.20 c # frequency for calling separator <rapidlearning> (-1: never, 0: only in root node)
0.19/0.20 c # [type: int, range: [-1,2147483647], default: -1]
0.19/0.20 c separating/rapidlearning/freq = 0
0.19/0.20 c
0.19/0.20 c -----------------------------------------------------------------------------------------------
0.19/0.20 c start solving
0.19/0.20 c
0.19/0.20 c SCIP Status : problem is solved [infeasible]
0.19/0.20 c Solving Time (sec) : 0.15
0.19/0.20 c Solving Nodes : 0
0.19/0.20 c Primal Bound : +1.00000000000000e+20 (0 solutions)
0.19/0.20 c Dual Bound : -1.00000000000000e+20
0.19/0.20 c Gap : infinite
0.19/0.20 s UNSATISFIABLE
0.19/0.20 c SCIP Status : problem is solved [infeasible]
0.19/0.20 c Solving Time : 0.15
0.19/0.20 c Original Problem :
0.19/0.20 c Problem name : HOME/instance-2704490-1278561011.opb
0.19/0.20 c Variables : 5380 (5380 binary, 0 integer, 0 implicit integer, 0 continuous)
0.19/0.20 c Constraints : 584 initial, 584 maximal
0.19/0.20 c Presolved Problem :
0.19/0.20 c Problem name : t_HOME/instance-2704490-1278561011.opb
0.19/0.20 c Variables : 4066 (4066 binary, 0 integer, 0 implicit integer, 0 continuous)
0.19/0.20 c Constraints : 548 initial, 548 maximal
0.19/0.20 c Presolvers : Time FixedVars AggrVars ChgTypes ChgBounds AddHoles DelCons ChgSides ChgCoefs
0.19/0.20 c trivial : 0.01 0 0 0 0 0 0 0 0
0.19/0.20 c dualfix : 0.00 0 0 0 0 0 0 0 0
0.19/0.20 c boundshift : 0.00 0 0 0 0 0 0 0 0
0.19/0.20 c inttobinary : 0.00 0 0 0 0 0 0 0 0
0.19/0.20 c implics : 0.00 0 0 0 0 0 0 0 0
0.19/0.20 c probing : 0.03 100 0 0 0 0 0 0 0
0.19/0.20 c knapsack : 0.01 2 0 0 0 0 1 1 2
0.19/0.20 c setppc : 0.00 0 2 0 0 0 35 0 0
0.19/0.20 c linear : 0.03 1210 0 0 1086 0 1 188 159
0.19/0.20 c logicor : 0.00 0 0 0 0 0 0 0 0
0.19/0.20 c root node : - 0 - - 0 - - - -
0.19/0.20 c Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children
0.19/0.20 c integral : 0 0 0 0 0 0 0 0 0 0
0.19/0.20 c knapsack : 109 0 250 0 0 0 0 0 0 0
0.19/0.20 c setppc : 154 0 250 0 0 27 0 0 0 0
0.19/0.20 c linear : 283 0 223 0 0 51 0 0 0 0
0.19/0.20 c logicor : 2 0 1 0 0 0 0 0 0 0
0.19/0.20 c countsols : 0 0 0 0 0 0 0 0 0 0
0.19/0.20 c Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS
0.19/0.20 c integral : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c knapsack : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c setppc : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c linear : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c logicor : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c countsols : 0.00 0.00 0.00 0.00 0.00
0.19/0.20 c Propagators : Time Calls Cutoffs DomReds
0.19/0.20 c vbounds : 0.00 1 0 0
0.19/0.20 c rootredcost : 0.00 0 0 0
0.19/0.20 c pseudoobj : 0.00 0 0 0
0.19/0.20 c Conflict Analysis : Time Calls Success Conflicts Literals Reconvs ReconvLits LP Iters
0.19/0.20 c propagation : 0.00 0 0 0 0.0 0 0.0 -
0.19/0.20 c infeasible LP : 0.00 0 0 0 0.0 0 0.0 0
0.19/0.20 c bound exceed. LP : 0.00 0 0 0 0.0 0 0.0 0
0.19/0.20 c strong branching : 0.00 0 0 0 0.0 0 0.0 0
0.19/0.20 c pseudo solution : 0.00 0 0 0 0.0 0 0.0 -
0.19/0.20 c applied globally : - - - 0 0.0 - - -
0.19/0.20 c applied locally : - - - 0 0.0 - - -
0.19/0.20 c Separators : Time Calls Cutoffs DomReds Cuts Conss
0.19/0.20 c cut pool : 0.00 0 - - 0 - (maximal pool size: 0)
0.19/0.20 c redcost : 0.00 0 0 0 0 0
0.19/0.20 c impliedbounds : 0.00 0 0 0 0 0
0.19/0.20 c intobj : 0.00 0 0 0 0 0
0.19/0.20 c cgmip : 0.00 0 0 0 0 0
0.19/0.20 c gomory : 0.00 0 0 0 0 0
0.19/0.20 c strongcg : 0.00 0 0 0 0 0
0.19/0.20 c cmir : 0.00 0 0 0 0 0
0.19/0.20 c flowcover : 0.00 0 0 0 0 0
0.19/0.20 c clique : 0.00 0 0 0 0 0
0.19/0.20 c zerohalf : 0.00 0 0 0 0 0
0.19/0.20 c mcf : 0.00 0 0 0 0 0
0.19/0.20 c rapidlearning : 0.00 0 0 0 0 0
0.19/0.20 c Pricers : Time Calls Vars
0.19/0.20 c problem variables: 0.00 0 0
0.19/0.20 c Branching Rules : Time Calls Cutoffs DomReds Cuts Conss Children
0.19/0.20 c pscost : 0.00 0 0 0 0 0 0
0.19/0.20 c inference : 0.00 0 0 0 0 0 0
0.19/0.20 c mostinf : 0.00 0 0 0 0 0 0
0.19/0.20 c leastinf : 0.00 0 0 0 0 0 0
0.19/0.20 c fullstrong : 0.00 0 0 0 0 0 0
0.19/0.20 c allfullstrong : 0.00 0 0 0 0 0 0
0.19/0.20 c random : 0.00 0 0 0 0 0 0
0.19/0.20 c relpscost : 0.00 0 0 0 0 0 0
0.19/0.20 c Primal Heuristics : Time Calls Found
0.19/0.20 c LP solutions : 0.00 - 0
0.19/0.20 c pseudo solutions : 0.00 - 0
0.19/0.20 c trivial : 0.01 1 0
0.19/0.20 c simplerounding : 0.00 0 0
0.19/0.20 c zirounding : 0.00 0 0
0.19/0.20 c rounding : 0.00 0 0
0.19/0.20 c shifting : 0.00 0 0
0.19/0.20 c intshifting : 0.00 0 0
0.19/0.20 c oneopt : 0.00 0 0
0.19/0.20 c twoopt : 0.00 0 0
0.19/0.20 c fixandinfer : 0.00 0 0
0.19/0.20 c feaspump : 0.00 0 0
0.19/0.20 c coefdiving : 0.00 0 0
0.19/0.20 c pscostdiving : 0.00 0 0
0.19/0.20 c fracdiving : 0.00 0 0
0.19/0.20 c veclendiving : 0.00 0 0
0.19/0.20 c intdiving : 0.00 0 0
0.19/0.20 c actconsdiving : 0.00 0 0
0.19/0.20 c objpscostdiving : 0.00 0 0
0.19/0.20 c rootsoldiving : 0.00 0 0
0.19/0.20 c linesearchdiving : 0.00 0 0
0.19/0.20 c guideddiving : 0.00 0 0
0.19/0.20 c octane : 0.00 0 0
0.19/0.20 c rens : 0.00 0 0
0.19/0.20 c rins : 0.00 0 0
0.19/0.20 c localbranching : 0.00 0 0
0.19/0.20 c mutation : 0.00 0 0
0.19/0.20 c crossover : 0.00 0 0
0.19/0.20 c dins : 0.00 0 0
0.19/0.20 c undercover : 0.00 0 0
0.19/0.20 c nlp : 0.00 0 0
0.19/0.20 c trysol : 0.00 0 0
0.19/0.20 c LP : Time Calls Iterations Iter/call Iter/sec
0.19/0.20 c primal LP : 0.00 0 0 0.00 -
0.19/0.20 c dual LP : 0.00 0 0 0.00 -
0.19/0.20 c lex dual LP : 0.00 0 0 0.00 -
0.19/0.20 c barrier LP : 0.00 0 0 0.00 -
0.19/0.20 c diving/probing LP: 0.00 0 0 0.00 -
0.19/0.20 c strong branching : 0.00 0 0 0.00 -
0.19/0.20 c (at root node) : - 0 0 0.00 -
0.19/0.20 c conflict analysis: 0.00 0 0 0.00 -
0.19/0.20 c B&B Tree :
0.19/0.20 c number of runs : 1
0.19/0.20 c nodes : 0
0.19/0.20 c nodes (total) : 0
0.19/0.20 c nodes left : 1
0.19/0.20 c max depth : -1
0.19/0.20 c max depth (total): -1
0.19/0.20 c backtracks : 0 (0.0%)
0.19/0.20 c delayed cutoffs : 0
0.19/0.20 c repropagations : 0 (0 domain reductions, 0 cutoffs)
0.19/0.20 c avg switch length: 0.00
0.19/0.20 c switching time : 0.00
0.19/0.20 c Solution :
0.19/0.20 c Solutions found : 0 (0 improvements)
0.19/0.20 c Primal Bound : infeasible
0.19/0.20 c Dual Bound : -
0.19/0.20 c Gap : infinite
0.19/0.20 c Root Dual Bound : -
0.19/0.20 c Root Iterations : 0
0.19/0.23 c Time complete: 0.22.
ERROR: no interpretation found !
runsolver version 3.2.9 (svn:492) (c) roussel@cril.univ-artois.fr command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-2704490-1278561011/watcher-2704490-1278561011 -o /tmp/evaluation-result-2704490-1278561011/solver-2704490-1278561011 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2704490-1278561011.opb -t 1800 -m 1800 Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 1800 seconds Enforcing CPUTime limit (hard limit, will send SIGXCPU): 1830 seconds Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 2000 seconds Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 1843200 KiB Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 1894400 KiB Current StackSize limit: 10240 KiB [startup+0 s] /proc/loadavg: 1.00 1.00 1.00 3/106 28322 /proc/meminfo: memFree=1716052/2059040 swapFree=4139492/4192956 [pid=28322] ppid=28320 vsize=7904 CPUtime=0 /proc/28322/stat : 28322 (pbscip.linux.x8) R 28320 28322 28297 0 -1 4202496 1251 0 0 0 0 0 0 0 20 0 1 0 24313228 8093696 1163 1992294400 4194304 8395647 140733941301120 18446744073709551615 7382157 0 0 4096 0 0 0 0 17 1 0 0 0 /proc/28322/statm: 1976 1170 365 1026 0 946 0 [startup+0.0869831 s] /proc/loadavg: 1.00 1.00 1.00 3/106 28322 /proc/meminfo: memFree=1716052/2059040 swapFree=4139492/4192956 [pid=28322] ppid=28320 vsize=23372 CPUtime=0.07 /proc/28322/stat : 28322 (pbscip.linux.x8) R 28320 28322 28297 0 -1 4202496 5454 0 0 0 6 1 0 0 20 0 1 0 24313228 23932928 5010 1992294400 4194304 8395647 140733941301120 18446744073709551615 4601776 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/28322/statm: 5843 5010 430 1026 0 4813 0 Current children cumulated CPU time (s) 0.07 Current children cumulated vsize (KiB) 23372 [startup+0.100984 s] /proc/loadavg: 1.00 1.00 1.00 3/106 28322 /proc/meminfo: memFree=1716052/2059040 swapFree=4139492/4192956 [pid=28322] ppid=28320 vsize=24948 CPUtime=0.09 /proc/28322/stat : 28322 (pbscip.linux.x8) R 28320 28322 28297 0 -1 4202496 5596 0 0 0 8 1 0 0 20 0 1 0 24313228 25546752 5152 1992294400 4194304 8395647 140733941301120 18446744073709551615 4607925 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/28322/statm: 6237 5152 441 1026 0 5207 0 Current children cumulated CPU time (s) 0.09 Current children cumulated vsize (KiB) 24948 Solver just ended. Dumping a history of the last processes samples [startup+0.200996 s] /proc/loadavg: 1.00 1.00 1.00 3/106 28322 /proc/meminfo: memFree=1716052/2059040 swapFree=4139492/4192956 [pid=28322] ppid=28320 vsize=29132 CPUtime=0.19 /proc/28322/stat : 28322 (pbscip.linux.x8) R 28320 28322 28297 0 -1 4202496 6694 0 0 0 17 2 0 0 20 0 1 0 24313228 29831168 6250 1992294400 4194304 8395647 140733941301120 18446744073709551615 7382152 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/28322/statm: 7283 6250 509 1026 0 6253 0 Current children cumulated CPU time (s) 0.19 Current children cumulated vsize (KiB) 29132 Child status: 0 Real time (s): 0.234593 CPU time (s): 0.234963 CPU user time (s): 0.206968 CPU system time (s): 0.027995 CPU usage (%): 100.158 Max. virtual memory (cumulated for all children) (KiB): 29132 getrusage(RUSAGE_CHILDREN,...) data: user time used= 0.206968 system time used= 0.027995 maximum resident set size= 0 integral shared memory size= 0 integral unshared data size= 0 integral unshared stack size= 0 page reclaims= 6729 page faults= 0 swaps= 0 block input operations= 0 block output operations= 0 messages sent= 0 messages received= 0 signals received= 0 voluntary context switches= 3 involuntary context switches= 1 runsolver used 0.003999 second user time and 0.010998 second system time The end
Begin job on node019 at 2010-07-08 05:50:11 IDJOB=2704490 IDBENCH=2540 IDSOLVER=1213 FILE ID=node019/2704490-1278561011 PBS_JOBID= 11239542 Free space on /tmp= 62408 MiB SOLVER NAME= SCIPspx SCIP 1.2.1.3 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver BENCH NAME= PB06//final/normalized-PB06/OPT-BIGINT/mps-v2-20-10/MIPLIB/miplib3/normalized-mps-v2-20-10-qnet1_o.opb COMMAND LINE= HOME/pbscip.linux.x86_64.gnu.opt.spx -f BENCHNAME -t TIMEOUT -m MEMLIMIT RUNSOLVER COMMAND LINE= BIN/runsolver --timestamp -w /tmp/evaluation-result-2704490-1278561011/watcher-2704490-1278561011 -o /tmp/evaluation-result-2704490-1278561011/solver-2704490-1278561011 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2704490-1278561011.opb -t 1800 -m 1800 TIME LIMIT= 1800 seconds MEMORY LIMIT= 1800 MiB MAX NB THREAD= 0 MD5SUM BENCH= 405dbc2a6d00bd8f8eb32b58f88b8706 RANDOM SEED=2061812805 node019.alineos.net Linux 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 /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 : 3000.244 cache size : 2048 KB physical id : 0 siblings : 1 core id : 0 cpu cores : 1 apicid : 0 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 constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 6000.48 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 : 3000.244 cache size : 2048 KB physical id : 3 siblings : 1 core id : 0 cpu cores : 1 apicid : 6 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 constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5599.44 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: /proc/meminfo: MemTotal: 2059040 kB MemFree: 1716580 kB Buffers: 57240 kB Cached: 197012 kB SwapCached: 7112 kB Active: 149112 kB Inactive: 119016 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 2059040 kB LowFree: 1716580 kB SwapTotal: 4192956 kB SwapFree: 4139492 kB Dirty: 10828 kB Writeback: 0 kB AnonPages: 11280 kB Mapped: 11964 kB Slab: 52508 kB PageTables: 4200 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 5222476 kB Committed_AS: 182328 kB VmallocTotal: 34359738367 kB VmallocUsed: 264948 kB VmallocChunk: 34359471699 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB Free space on /tmp at the end= 62396 MiB End job on node019 at 2010-07-08 05:50:11