| 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 | OPT | 14 | 0.042992 | 0.0424141 |
| Name | /OPT-SMALLINT-LIN/leberre/opb-trendy/ misc2010/datasets/caixa/normalized-787.cudf.trendy.opb |
| MD5SUM | 6b674ffc4c7f605823b2d582e205f734 |
| Bench Category | OPT-SMALLINT-LIN (optimisation, small integers, linear constraints) |
| Best result obtained on this benchmark | OPT |
| Best value of the objective obtained on this benchmark | 14 |
| Best CPU time to get the best result obtained on this benchmark | 0.002998 |
| Has Objective Function | YES |
| Satisfiable | |
| (Un)Satisfiability was proved | |
| Best value of the objective function | |
| Optimality of the best value was proved | |
| Number of variables | 47 |
| Total number of constraints | 257 |
| Number of constraints which are clauses | 257 |
| Number of constraints which are cardinality constraints (but not clauses) | 0 |
| Number of constraints which are nor clauses,nor cardinality constraints | 0 |
| Minimum length of a constraint | 1 |
| Maximum length of a constraint | 3 |
| Number of terms in the objective function | 28 |
| Biggest coefficient in the objective function | 256 |
| Number of bits for the biggest coefficient in the objective function | 9 |
| Sum of the numbers in the objective function | 3598 |
| Number of bits of the sum of numbers in the objective function | 12 |
| Biggest number in a constraint | 256 |
| Number of bits of the biggest number in a constraint | 9 |
| Biggest sum of numbers in a constraint | 3598 |
| Number of bits of the biggest sum of numbers | 12 |
| 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-2704917-1278579921.opb>
0.00/0.01 c original problem has 47 variables (47 bin, 0 int, 0 impl, 0 cont) and 257 constraints
0.00/0.01 c problem read
0.00/0.01 c presolving settings loaded
0.00/0.02 c presolving:
0.00/0.02 c (round 1) 21 del vars, 41 del conss, 1 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 300 impls, 0 clqs
0.00/0.02 c (round 2) 23 del vars, 43 del conss, 3 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 300 impls, 0 clqs
0.00/0.02 c (round 3) 30 del vars, 80 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 320 impls, 0 clqs
0.00/0.02 c (round 4) 34 del vars, 222 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 320 impls, 0 clqs
0.00/0.02 c (round 5) 34 del vars, 237 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 20 upgd conss, 320 impls, 0 clqs
0.00/0.03 c (round 6) 39 del vars, 237 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 20 upgd conss, 323 impls, 0 clqs
0.00/0.03 c (round 7) 39 del vars, 244 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 20 upgd conss, 323 impls, 0 clqs
0.00/0.03 c (round 8) 39 del vars, 247 del conss, 14 chg bounds, 0 chg sides, 0 chg coeffs, 20 upgd conss, 323 impls, 0 clqs
0.00/0.03 c presolving (9 rounds):
0.00/0.03 c 39 deleted vars, 247 deleted constraints, 14 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients
0.00/0.03 c 323 implications, 0 cliques
0.00/0.03 c presolved problem has 8 variables (8 bin, 0 int, 0 impl, 0 cont) and 10 constraints
0.00/0.03 c 5 constraints of type <setppc>
0.00/0.03 c 5 constraints of type <logicor>
0.00/0.03 c transformed objective value is always integral (scale: 256)
0.00/0.03 c Presolving Time: 0.01
0.00/0.03 c - non default parameters ----------------------------------------------------------------------
0.00/0.03 c # SCIP version 1.2.1.3
0.00/0.03 c
0.00/0.03 c # frequency for displaying node information lines
0.00/0.03 c # [type: int, range: [-1,2147483647], default: 100]
0.00/0.03 c display/freq = 10000
0.00/0.03 c
0.00/0.03 c # maximal time in seconds to run
0.00/0.03 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.00/0.03 c limits/time = 1789.99
0.00/0.03 c
0.00/0.03 c # maximal memory usage in MB; reported memory usage is lower than real memory usage!
0.00/0.03 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.00/0.03 c limits/memory = 1620
0.00/0.03 c
0.00/0.03 c # default clock type (1: CPU user seconds, 2: wall clock time)
0.00/0.03 c # [type: int, range: [1,2], default: 1]
0.00/0.03 c timing/clocktype = 2
0.00/0.03 c
0.00/0.03 c # should presolving try to simplify inequalities
0.00/0.03 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.03 c constraints/linear/simplifyinequalities = TRUE
0.00/0.03 c
0.00/0.03 c # add initial coupling inequalities as linear constraints, if 'addCoupling' is true
0.00/0.03 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.03 c constraints/indicator/addCouplingCons = TRUE
0.00/0.03 c
0.00/0.03 c # should presolving try to simplify knapsacks
0.00/0.03 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.03 c constraints/knapsack/simplifyinequalities = TRUE
0.00/0.03 c
0.00/0.03 c # frequency for calling separator <rapidlearning> (-1: never, 0: only in root node)
0.00/0.03 c # [type: int, range: [-1,2147483647], default: -1]
0.00/0.03 c separating/rapidlearning/freq = 0
0.00/0.03 c
0.00/0.03 c -----------------------------------------------------------------------------------------------
0.00/0.03 c start solving
0.00/0.03 c
0.00/0.03 o 14
0.00/0.03 c time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
0.00/0.03 c t 0.0s| 1 | 0 | 0 | - | 294k| 0 | - | 8 | 10 | 0 | 0 | 0 | 0 | 0 | -- | 1.400000e+01 | Inf
0.00/0.03 c 0.0s| 1 | 0 | 0 | - | 300k| 0 | - | 8 | 10 | 8 | 6 | 0 | 0 | 0 | 1.400000e+01 | 1.400000e+01 | 0.00%
0.00/0.03 c
0.00/0.03 c SCIP Status : problem is solved [optimal solution found]
0.00/0.03 c Solving Time (sec) : 0.02
0.00/0.03 c Solving Nodes : 1
0.00/0.03 c Primal Bound : +1.40000000000000e+01 (2 solutions)
0.00/0.03 c Dual Bound : +1.40000000000000e+01
0.00/0.03 c Gap : 0.00 %
0.00/0.03 s OPTIMUM FOUND
0.00/0.03 v x19 x18 x17 x16 x15 x14 x13 x12 -x11 x10 -x9 x8 x6 x7 x5 -x4 -x3 x2 x1 x47 x46 x45 x44 x43 x42 x41 x40 x39 x38 x37 x36 x35 x34
0.00/0.03 v -x33 -x32 -x31 -x30 -x29 -x28 -x27 -x26 -x25 -x24 -x23 -x22 -x21 -x20
0.00/0.03 c SCIP Status : problem is solved [optimal solution found]
0.00/0.03 c Solving Time : 0.02
0.00/0.03 c Original Problem :
0.00/0.03 c Problem name : HOME/instance-2704917-1278579921.opb
0.00/0.03 c Variables : 47 (47 binary, 0 integer, 0 implicit integer, 0 continuous)
0.00/0.03 c Constraints : 257 initial, 257 maximal
0.00/0.03 c Presolved Problem :
0.00/0.03 c Problem name : t_HOME/instance-2704917-1278579921.opb
0.00/0.03 c Variables : 8 (8 binary, 0 integer, 0 implicit integer, 0 continuous)
0.00/0.03 c Constraints : 10 initial, 10 maximal
0.00/0.03 c Presolvers : Time FixedVars AggrVars ChgTypes ChgBounds AddHoles DelCons ChgSides ChgCoefs
0.00/0.03 c trivial : 0.00 4 0 0 0 0 0 0 0
0.00/0.03 c dualfix : 0.00 10 0 0 0 0 0 0 0
0.00/0.03 c boundshift : 0.00 0 0 0 0 0 0 0 0
0.00/0.03 c inttobinary : 0.00 0 0 0 0 0 0 0 0
0.00/0.03 c implics : 0.00 0 0 0 0 0 0 0 0
0.00/0.03 c probing : 0.00 1 4 0 0 0 0 0 0
0.00/0.03 c setppc : 0.00 0 0 0 0 0 9 0 0
0.00/0.03 c linear : 0.00 10 10 0 14 0 237 0 0
0.00/0.03 c logicor : 0.00 0 0 0 0 0 1 0 0
0.00/0.03 c root node : - 0 - - 0 - - - -
0.00/0.03 c Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children
0.00/0.03 c integral : 0 0 0 0 0 0 0 0 0 0
0.00/0.03 c setppc : 5 0 29 0 0 0 0 0 0 0
0.00/0.03 c logicor : 5 0 24 0 0 0 0 0 0 0
0.00/0.03 c countsols : 0 0 0 0 0 0 0 0 0 0
0.00/0.03 c Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS
0.00/0.03 c integral : 0.00 0.00 0.00 0.00 0.00
0.00/0.03 c setppc : 0.00 0.00 0.00 0.00 0.00
0.00/0.03 c logicor : 0.00 0.00 0.00 0.00 0.00
0.00/0.03 c countsols : 0.00 0.00 0.00 0.00 0.00
0.00/0.03 c Propagators : Time Calls Cutoffs DomReds
0.00/0.03 c vbounds : 0.00 1 0 0
0.00/0.03 c rootredcost : 0.00 0 0 0
0.00/0.03 c pseudoobj : 0.00 0 0 0
0.00/0.03 c Conflict Analysis : Time Calls Success Conflicts Literals Reconvs ReconvLits LP Iters
0.00/0.03 c propagation : 0.00 0 0 0 0.0 0 0.0 -
0.00/0.03 c infeasible LP : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.03 c bound exceed. LP : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.03 c strong branching : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.03 c pseudo solution : 0.00 1 0 0 0.0 0 0.0 -
0.00/0.03 c applied globally : - - - 0 0.0 - - -
0.00/0.03 c applied locally : - - - 0 0.0 - - -
0.00/0.03 c Separators : Time Calls Cutoffs DomReds Cuts Conss
0.00/0.03 c cut pool : 0.00 0 - - 0 - (maximal pool size: 0)
0.00/0.03 c redcost : 0.00 0 0 0 0 0
0.00/0.03 c impliedbounds : 0.00 0 0 0 0 0
0.00/0.03 c intobj : 0.00 0 0 0 0 0
0.00/0.03 c cgmip : 0.00 0 0 0 0 0
0.00/0.03 c gomory : 0.00 0 0 0 0 0
0.00/0.03 c strongcg : 0.00 0 0 0 0 0
0.00/0.03 c cmir : 0.00 0 0 0 0 0
0.00/0.03 c flowcover : 0.00 0 0 0 0 0
0.00/0.03 c clique : 0.00 0 0 0 0 0
0.00/0.03 c zerohalf : 0.00 0 0 0 0 0
0.00/0.03 c mcf : 0.00 0 0 0 0 0
0.00/0.03 c rapidlearning : 0.00 0 0 0 0 0
0.00/0.03 c Pricers : Time Calls Vars
0.00/0.03 c problem variables: 0.00 0 0
0.00/0.03 c Branching Rules : Time Calls Cutoffs DomReds Cuts Conss Children
0.00/0.03 c pscost : 0.00 0 0 0 0 0 0
0.00/0.03 c inference : 0.00 0 0 0 0 0 0
0.00/0.03 c mostinf : 0.00 0 0 0 0 0 0
0.00/0.03 c leastinf : 0.00 0 0 0 0 0 0
0.00/0.03 c fullstrong : 0.00 0 0 0 0 0 0
0.00/0.03 c allfullstrong : 0.00 0 0 0 0 0 0
0.00/0.03 c random : 0.00 0 0 0 0 0 0
0.00/0.03 c relpscost : 0.00 0 0 0 0 0 0
0.00/0.03 c Primal Heuristics : Time Calls Found
0.00/0.03 c LP solutions : 0.00 - 0
0.00/0.03 c pseudo solutions : 0.00 - 0
0.00/0.03 c trivial : 0.00 2 2
0.00/0.03 c simplerounding : 0.00 0 0
0.00/0.03 c zirounding : 0.00 0 0
0.00/0.03 c rounding : 0.00 0 0
0.00/0.03 c shifting : 0.00 0 0
0.00/0.03 c intshifting : 0.00 0 0
0.00/0.03 c oneopt : 0.00 1 0
0.00/0.03 c twoopt : 0.00 0 0
0.00/0.03 c fixandinfer : 0.00 0 0
0.00/0.03 c feaspump : 0.00 0 0
0.00/0.03 c coefdiving : 0.00 0 0
0.00/0.03 c pscostdiving : 0.00 0 0
0.00/0.03 c fracdiving : 0.00 0 0
0.00/0.03 c veclendiving : 0.00 0 0
0.00/0.03 c intdiving : 0.00 0 0
0.00/0.03 c actconsdiving : 0.00 0 0
0.00/0.03 c objpscostdiving : 0.00 0 0
0.00/0.03 c rootsoldiving : 0.00 0 0
0.00/0.03 c linesearchdiving : 0.00 0 0
0.00/0.03 c guideddiving : 0.00 0 0
0.00/0.03 c octane : 0.00 0 0
0.00/0.03 c rens : 0.00 0 0
0.00/0.03 c rins : 0.00 0 0
0.00/0.03 c localbranching : 0.00 0 0
0.00/0.03 c mutation : 0.00 0 0
0.00/0.03 c crossover : 0.00 0 0
0.00/0.03 c dins : 0.00 0 0
0.00/0.03 c undercover : 0.00 0 0
0.00/0.03 c nlp : 0.00 0 0
0.00/0.03 c trysol : 0.00 0 0
0.00/0.03 c LP : Time Calls Iterations Iter/call Iter/sec
0.00/0.03 c primal LP : 0.00 0 0 0.00 -
0.00/0.03 c dual LP : 0.00 0 0 0.00 -
0.00/0.03 c lex dual LP : 0.00 0 0 0.00 -
0.00/0.03 c barrier LP : 0.00 0 0 0.00 -
0.00/0.03 c diving/probing LP: 0.00 0 0 0.00 -
0.00/0.03 c strong branching : 0.00 0 0 0.00 -
0.00/0.03 c (at root node) : - 0 0 0.00 -
0.00/0.03 c conflict analysis: 0.00 0 0 0.00 -
0.00/0.03 c B&B Tree :
0.00/0.03 c number of runs : 1
0.00/0.03 c nodes : 1
0.00/0.03 c nodes (total) : 1
0.00/0.03 c nodes left : 0
0.00/0.03 c max depth : 0
0.00/0.03 c max depth (total): 0
0.00/0.03 c backtracks : 0 (0.0%)
0.00/0.03 c delayed cutoffs : 0
0.00/0.03 c repropagations : 0 (0 domain reductions, 0 cutoffs)
0.00/0.03 c avg switch length: 2.00
0.00/0.03 c switching time : 0.00
0.00/0.03 c Solution :
0.00/0.03 c Solutions found : 2 (1 improvements)
0.00/0.03 c First Solution : +1.40000000000000e+01 (in run 1, after 1 nodes, 0.02 seconds, depth 0, found by <trivial>)
0.00/0.03 c Primal Bound : +1.40000000000000e+01 (in run 1, after 1 nodes, 0.02 seconds, depth 0, found by <trivial>)
0.00/0.03 c Dual Bound : +1.40000000000000e+01
0.00/0.03 c Gap : 0.00 %
0.00/0.03 c Root Dual Bound : +1.40000000000000e+01
0.00/0.03 c Root Iterations : 0
0.00/0.04 c Time complete: 0.03.
OK 14
runsolver version 3.2.9 (svn:492) (c) roussel@cril.univ-artois.fr command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-2704917-1278579921/watcher-2704917-1278579921 -o /tmp/evaluation-result-2704917-1278579921/solver-2704917-1278579921 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2704917-1278579921.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: 0.98 1.05 1.04 3/106 31756 /proc/meminfo: memFree=1924824/2059040 swapFree=4139704/4192956 [pid=31756] ppid=31754 vsize=7904 CPUtime=0 /proc/31756/stat : 31756 (pbscip.linux.x8) R 31754 31756 30760 0 -1 4202496 1075 0 0 0 0 0 0 0 20 0 1 0 26200182 8093696 987 1992294400 4194304 8395647 140736201260400 18446744073709551615 7382157 0 0 4096 0 0 0 0 17 1 0 0 0 /proc/31756/statm: 1976 995 365 1026 0 946 0 Solver just ended. Dumping a history of the last processes samples Child status: 0 Real time (s): 0.0424141 CPU time (s): 0.042992 CPU user time (s): 0.033994 CPU system time (s): 0.008998 CPU usage (%): 101.362 Max. virtual memory (cumulated for all children) (KiB): 0 getrusage(RUSAGE_CHILDREN,...) data: user time used= 0.033994 system time used= 0.008998 maximum resident set size= 0 integral shared memory size= 0 integral unshared data size= 0 integral unshared stack size= 0 page reclaims= 2904 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= 2 involuntary context switches= 1 runsolver used 0.001999 second user time and 0.011998 second system time The end
Begin job on node037 at 2010-07-08 11:05:21 IDJOB=2704917 IDBENCH=72155 IDSOLVER=1213 FILE ID=node037/2704917-1278579921 PBS_JOBID= 11240087 Free space on /tmp= 62584 MiB SOLVER NAME= SCIPspx SCIP 1.2.1.3 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver BENCH NAME= PB10/normalized-PB10/OPT-SMALLINT-LIN/leberre/opb-trendy/misc2010/datasets/caixa/normalized-787.cudf.trendy.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-2704917-1278579921/watcher-2704917-1278579921 -o /tmp/evaluation-result-2704917-1278579921/solver-2704917-1278579921 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2704917-1278579921.opb -t 1800 -m 1800 TIME LIMIT= 1800 seconds MEMORY LIMIT= 1800 MiB MAX NB THREAD= 0 MD5SUM BENCH= 6b674ffc4c7f605823b2d582e205f734 RANDOM SEED=1624576730 node037.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 : 3000.266 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 : 6000.53 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 : 3000.266 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 : 5599.45 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: /proc/meminfo: MemTotal: 2059040 kB MemFree: 1925228 kB Buffers: 2776 kB Cached: 50668 kB SwapCached: 5220 kB Active: 29988 kB Inactive: 35620 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 2059040 kB LowFree: 1925228 kB SwapTotal: 4192956 kB SwapFree: 4139704 kB Dirty: 10600 kB Writeback: 4 kB AnonPages: 11896 kB Mapped: 11744 kB Slab: 46292 kB PageTables: 4208 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 5222476 kB Committed_AS: 180496 kB VmallocTotal: 34359738367 kB VmallocUsed: 264880 kB VmallocChunk: 34359471699 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB Free space on /tmp at the end= 62572 MiB End job on node037 at 2010-07-08 11:05:21