0.06/0.11
0.06/0.11 Abscon 112 (May, 2008)
0.24/0.30
0.24/0.30 configuration
0.24/0.30 name=esac.xml
0.27/0.45
0.27/0.45 instance
0.27/0.45 name=HOME/instance-1065526-1215475229.xml
0.31/0.61
0.31/0.61 domains being loaded...
0.31/0.62
0.31/0.62 variables being loaded...
0.31/0.65 nbVariables=100 nbDomainTypes=1 minDomainSize=2 maxDomainSize=2 nbTotalValues=200
0.31/0.65 => wckTime=0.342 cpuTime=0.09 mem=7M853
0.31/0.65
0.31/0.65 relations being loaded...
0.40/0.70
0.40/0.70 constraints being loaded...
0.61/1.00 nbConstraints=896 nbRelationTypes=239 nbExtensionStructures=239 nbSharedExtensionStructures=657
0.61/1.00 nbConflictsStructures=239 nbSharedConflictsStructures=657 nbSharedBinaryRepresentations=20 minDegree=31
0.61/1.00 maxDegree=62 minArity=2 avgArity=4.91 maxArity=11 nbGenerators=0 nbFusions=0 symmetryWckTime=0.11
0.61/1.00 symmetryCpuTime=0.08
0.61/1.00 => wckTime=0.689 cpuTime=0.32 mem=19M695
0.71/1.06
0.71/1.06 solver IterativeSystematicSolver being built...
0.93/1.24 => wckTime=0.933 cpuTime=0.49 mem=30M657
1.03/1.32
1.03/1.32 preprocessing
1.03/1.32 nbConstraintChecks=2002 nbValidityChecks=746 nbPropagations=478 nbRevisions=2205 nbUselessRevisions=1848
1.03/1.32 nbSingletonTests=124 nbEffectiveSingletonTests=0 nbACRemovals=7 nbFoundSingletons=0 nbRemovedValues=7
1.03/1.32 detectedInconsistency=no
1.03/1.32 => wckTime=0.077 cpuTime=0.06 mem=30M657
1.03/1.39
1.03/1.39 search
1.03/1.39 run=0 nbConstraintChecks=3481 nbValidityChecks=2539 minDepth=0 maxDepth=26 nbPropagations=1015
1.03/1.39 nbRevisions=6251 nbUselessRevisions=5287 nbAssignments=84 nbFailedAssignments=10 nbBacktracks=66
1.03/1.39 nbVisitedNodes=101 nbRestartNogoods=0 mapSize=15 nbInferences=0 nbTooLargeKeys=0 nbSEliminables=0
1.03/1.39 nbREliminables=82.32 nbIEliminables=15.59 nbDEliminables=0 nbPEliminables=0
1.03/1.39 => wckTime=0.15 cpuTime=0.11 mem=31M698
1.03/1.39
1.03/1.39 global
1.03/1.39 nbConstraintChecks=5483 nbValidityChecks=3285 nbPropagations=1493 nbRevisions=8456 nbUselessRevisions=7135
1.03/1.39 nbRestartNogoods=0 solvingWckTime=0.153 solvingCpuTime=0.12 expiredTime=no totalExploration=yes
1.03/1.39 nbFoundSolutions=0 globalCpuTime=0.65
1.03/1.39 => wckTime=1.087 cpuTime=0.61 mem=31M698
1.03/1.39
1.03/1.39 s UNSATISFIABLE
1.03/1.39 d NODES 84
1.03/1.39 d CHECKS 5483
1.03/1.40
1.03/1.40 totalWckTime=1.151 totalCpuTime=0.65
runsolver version 3.2.5 (c) roussel@cril.univ-artois.fr
command line: /home/evaluation/evaluation/pub/bin/runsolver --timestamp -w /tmp/evaluation-result-1065526-1215475229/watcher-1065526-1215475229 -o /tmp/evaluation-result-1065526-1215475229/solver-1065526-1215475229 -C 1800 -W 2200 -M 900 --output-limit 1,15 java -Xms756M -Xmx756M -XX:PermSize=10m -XX:MaxPermSize=10m -cp abscon112V4.jar abscon.Resolution esac.xml 1 XSax HOME/instance-1065526-1215475229.xml
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): 2200 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 921600 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 972800 KiB
Solver output will be limited to a maximum of 15728640 bytes. The first 1048576 bytes and the last 14680064 bytes will be preserved
Current StackSize limit: 10240 KiB
[startup+0 s]
/proc/loadavg: 3.70 3.80 3.09 4/83 6314
/proc/meminfo: memFree=1907208/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=18572 CPUtime=0
/proc/6314/stat : 6314 (runsolver) R 6312 6314 2811 0 -1 4194368 16 0 0 0 0 0 0 0 20 0 1 0 4225776 19017728 292 996147200 4194304 4296836 548682068336 18446744073709551615 237788261671 0 2147483391 4096 24578 0 0 0 17 0 0 0
/proc/6314/statm: 4643 292 257 25 0 2626 0
[startup+0.0138311 s]
/proc/loadavg: 3.70 3.80 3.09 4/83 6314
/proc/meminfo: memFree=1907208/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=1612 CPUtime=0
/proc/6314/stat : 6314 (java) D 6312 6314 2811 0 -1 0 152 0 0 0 0 0 0 0 18 0 1 0 4225776 1650688 125 996147200 134512640 134550740 4294956128 18446744073709551615 4294960144 0 2147483391 4096 0 18446744072099855350 0 0 17 1 0 0
/proc/6314/statm: 404 148 122 9 0 46 0
Current children cumulated CPU time (s) 0
Current children cumulated vsize (KiB) 1612
[startup+0.10406 s]
/proc/loadavg: 3.70 3.80 3.09 4/83 6314
/proc/meminfo: memFree=1907208/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=865856 CPUtime=0.06
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 3496 0 1 0 5 1 0 0 18 0 9 0 4225776 886636544 2986 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 216464 2986 1618 9 0 211026 0
Current children cumulated CPU time (s) 0.06
Current children cumulated vsize (KiB) 865856
[startup+0.301038 s]
/proc/loadavg: 3.70 3.80 3.09 4/83 6314
/proc/meminfo: memFree=1907208/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=866204 CPUtime=0.24
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 5266 0 1 0 20 4 0 0 18 0 9 0 4225776 886992896 4693 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 216551 4693 1862 9 0 211099 0
Current children cumulated CPU time (s) 0.24
Current children cumulated vsize (KiB) 866204
[startup+0.701077 s]
/proc/loadavg: 3.70 3.80 3.09 4/83 6314
/proc/meminfo: memFree=1907208/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=866404 CPUtime=0.4
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 6512 0 6 0 35 5 0 0 18 0 9 0 4225776 887197696 5887 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 216601 5887 1965 9 0 211129 0
Current children cumulated CPU time (s) 0.4
Current children cumulated vsize (KiB) 866404
Solver just ended. Dumping a history of the last processes samples
[startup+1.10612 s]
/proc/loadavg: 3.70 3.80 3.09 2/76 6346
/proc/meminfo: memFree=1898424/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=868884 CPUtime=0.83
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 14584 370 6 1 72 9 1 1 18 0 9 0 4225776 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 217221 9909 2631 9 0 211727 0
[pid=6314/tid=6316] ppid=6312 vsize=868884 CPUtime=0.59
/proc/6314/task/6316/stat : 6316 (java) R 6312 6314 2811 0 -1 64 9594 370 6 1 50 7 1 1 17 0 9 0 4225779 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 104523476 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6317] ppid=6312 vsize=868884 CPUtime=0.06
/proc/6314/task/6317/stat : 6317 (java) S 6312 6314 2811 0 -1 64 3507 370 0 1 4 0 1 1 16 0 9 0 4225782 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6318] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6318/stat : 6318 (java) S 6312 6314 2811 0 -1 64 16 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6319] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6319/stat : 6319 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6320] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6320/stat : 6320 (java) S 6312 6314 2811 0 -1 64 0 370 0 1 0 0 1 1 18 0 9 0 4225784 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6321] ppid=6312 vsize=868884 CPUtime=0.19
/proc/6314/task/6321/stat : 6321 (java) R 6312 6314 2811 0 -1 64 645 370 0 1 17 0 1 1 16 0 9 0 4225784 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 102015416 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6322] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6322/stat : 6322 (java) S 6312 6314 2811 0 -1 64 2 370 0 1 0 0 1 1 19 0 9 0 4225784 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6323] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6323/stat : 6323 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 15 0 9 0 4225784 889737216 9909 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
Current children cumulated CPU time (s) 0.83
Current children cumulated vsize (KiB) 868884
[startup+1.30215 s]
/proc/loadavg: 3.70 3.80 3.09 2/76 6346
/proc/meminfo: memFree=1898424/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=868884 CPUtime=1.03
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 19132 370 6 1 90 11 1 1 18 0 9 0 4225776 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 217221 12807 2633 9 0 211727 0
[pid=6314/tid=6316] ppid=6312 vsize=868884 CPUtime=0.75
/proc/6314/task/6316/stat : 6316 (java) R 6312 6314 2811 0 -1 64 14088 370 6 1 64 9 1 1 18 0 9 0 4225779 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4126935513 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6317] ppid=6312 vsize=868884 CPUtime=0.06
/proc/6314/task/6317/stat : 6317 (java) S 6312 6314 2811 0 -1 64 3507 370 0 1 4 0 1 1 16 0 9 0 4225782 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6318] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6318/stat : 6318 (java) S 6312 6314 2811 0 -1 64 16 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6319] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6319/stat : 6319 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6320] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6320/stat : 6320 (java) S 6312 6314 2811 0 -1 64 0 370 0 1 0 0 1 1 18 0 9 0 4225784 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6321] ppid=6312 vsize=868884 CPUtime=0.23
/proc/6314/task/6321/stat : 6321 (java) S 6312 6314 2811 0 -1 64 693 370 0 1 21 0 1 1 15 0 9 0 4225784 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6322] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6322/stat : 6322 (java) S 6312 6314 2811 0 -1 64 2 370 0 1 0 0 1 1 19 0 9 0 4225784 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6323] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6323/stat : 6323 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 15 0 9 0 4225784 889737216 12807 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
Current children cumulated CPU time (s) 1.03
Current children cumulated vsize (KiB) 868884
[startup+1.40115 s]
/proc/loadavg: 3.70 3.80 3.09 2/76 6346
/proc/meminfo: memFree=1898424/2055920 swapFree=4179764/4192956
[pid=6314] ppid=6312 vsize=868884 CPUtime=1.12
/proc/6314/stat : 6314 (java) S 6312 6314 2811 0 -1 0 19488 370 6 1 99 11 1 1 18 0 9 0 4225776 889737216 13161 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 18446744073709551615 0 0 17 0 0 0
/proc/6314/statm: 217221 13161 2633 9 0 211727 0
[pid=6314/tid=6316] ppid=6312 vsize=868884 CPUtime=0.83
/proc/6314/task/6316/stat : 6316 (java) R 6312 6314 2811 0 -1 64 14430 370 6 1 72 9 1 1 19 0 9 0 4225779 889737216 13161 996147200 134512640 134550740 4294955968 18446744073709551615 4125913711 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6317] ppid=6312 vsize=868884 CPUtime=0.06
/proc/6314/task/6317/stat : 6317 (java) S 6312 6314 2811 0 -1 64 3507 370 0 1 4 0 1 1 16 0 9 0 4225782 889737216 13161 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 0 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6318] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6318/stat : 6318 (java) S 6312 6314 2811 0 -1 64 16 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 13162 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6319] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6319/stat : 6319 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 16 0 9 0 4225782 889737216 13163 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6320] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6320/stat : 6320 (java) S 6312 6314 2811 0 -1 64 0 370 0 1 0 0 1 1 18 0 9 0 4225784 889737216 13163 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6321] ppid=6312 vsize=868884 CPUtime=0.24
/proc/6314/task/6321/stat : 6321 (java) S 6312 6314 2811 0 -1 64 707 370 0 1 22 0 1 1 16 0 9 0 4225784 889737216 13164 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
[pid=6314/tid=6322] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6322/stat : 6322 (java) S 6312 6314 2811 0 -1 64 2 370 0 1 0 0 1 1 19 0 9 0 4225784 889737216 13164 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 1 0 0
[pid=6314/tid=6323] ppid=6312 vsize=868884 CPUtime=0.02
/proc/6314/task/6323/stat : 6323 (java) S 6312 6314 2811 0 -1 64 7 370 0 1 0 0 1 1 15 0 9 0 4225784 889737216 13164 996147200 134512640 134550740 4294955968 18446744073709551615 4294960144 0 4 0 16800975 0 0 0 -1 0 0 0
Current children cumulated CPU time (s) 1.12
Current children cumulated vsize (KiB) 868884
Child status: 0
Real time (s): 1.4343
CPU time (s): 1.15682
CPU user time (s): 1.01784
CPU system time (s): 0.138978
CPU usage (%): 80.6544
Max. virtual memory (cumulated for all children) (KiB): 868884
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 1.01784
system time used= 0.138978
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 19890
page faults= 7
swaps= 0
block input operations= 0
block output operations= 0
messages sent= 0
messages received= 0
signals received= 0
voluntary context switches= 1176
involuntary context switches= 1096
runsolver used 0.003999 second user time and 0.012998 second system time
The end
Begin job on node24 at 2008-07-08 02:00:29
IDJOB=1065526
IDBENCH=55071
IDSOLVER=364
FILE ID=node24/1065526-1215475229
PBS_JOBID= 7888597
Free space on /tmp= 66464 MiB
SOLVER NAME= Abscon 112v4 ESAC
BENCH NAME= CPAI08/csp/jnhUnsat/normalized-jnh305_ext.xml
COMMAND LINE= java -Xms756M -Xmx756M -XX:PermSize=10m -XX:MaxPermSize=10m -cp abscon112V4.jar abscon.Resolution esac.xml 1 XSax BENCHNAME
RUNSOLVER COMMAND LINE= /home/evaluation/evaluation/pub/bin/runsolver --timestamp -w /tmp/evaluation-result-1065526-1215475229/watcher-1065526-1215475229 -o /tmp/evaluation-result-1065526-1215475229/solver-1065526-1215475229 -C 1800 -W 2200 -M 900 --output-limit 1,15 java -Xms756M -Xmx756M -XX:PermSize=10m -XX:MaxPermSize=10m -cp abscon112V4.jar abscon.Resolution esac.xml 1 XSax HOME/instance-1065526-1215475229.xml
TIME LIMIT= 1800 seconds
MEMORY LIMIT= 900 MiB
MD5SUM BENCH= 8e0040950838edf68abed31cfea1f451
RANDOM SEED=670254950
node24.alineos.net Linux 2.6.9-22.EL.rootsmp #1 SMP Mon Oct 3 08:59:52 CEST 2005
/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 : 3000.220
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 : 3000.220
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: 2055920 kB
MemFree: 1907752 kB
Buffers: 3728 kB
Cached: 85336 kB
SwapCached: 4504 kB
Active: 55020 kB
Inactive: 57464 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 2055920 kB
LowFree: 1907752 kB
SwapTotal: 4192956 kB
SwapFree: 4179764 kB
Dirty: 4708 kB
Writeback: 0 kB
Mapped: 35204 kB
Slab: 20884 kB
Committed_AS: 819120 kB
PageTables: 1848 kB
VmallocTotal: 536870911 kB
VmallocUsed: 264952 kB
VmallocChunk: 536605679 kB
HugePages_Total: 0
HugePages_Free: 0
Hugepagesize: 2048 kB
Free space on /tmp at the end= 66436 MiB
End job on node24 at 2008-07-08 02:00:30