Trace number 1073122

Some explanations

A solver is run under the control of another program named runsolver. runsolver is in charge of imposing the CPU time limit and the memory limit to the solver. It also monitors some information about the process. The trace of the execution of a solver is divided into four (or five) parts:
  1. SOLVER DATA
    This is the output of the solver (stdout and stderr).
    Note that some very long lines in this section may be truncated by your web browser ! In such a case, you may want to use the "Download as text" link to get the trace as a text file.

    When the --timestamp option is passed to the runsolver program, each line output by the solver is prepended with a timestamp which indicates at what time the line was output by the solver. Times are relative to the start of the program, given in seconds. The first timestamp (if present) is estimated CPU time. The last timestamp is wall clock time.

    As some 'v lines' may be very long (sometimes several megabytes), the 'v line' output by your solver may be split on several lines to help limit the size of the trace recorded in the database. In any case, the exact output of your solver is preserved in a trace file.
  2. VERIFIER DATA
    The output of the solver is piped to a verifier program which will search a value line "v " and, if found, will check that the given interpretation satisfies all constraints.
  3. CONVERSION SCRIPT DATA (Optionnal)
    When a conversion script is used, this section shows the messages that were output by the conversion script.
  4. WATCHER DATA
    This is the informations gathered by the runsolver program. It first prints the different limits. There's a first limit on CPU time set to X seconds (see the parameters in the trace). After this time has ellapsed, runsolver sends a SIGTERM and 2 seconds later a SIGKILL to the solver. For safety, there's also another limit set to X+30 seconds which will send a SIGXPU to the solver. The last limit is on the virtual memory used by the process (see the parameters in the trace).
    Every ten seconds, the runsolver process fetches the content of /proc/loadavg, /proc/pid/stat and /proc/pid/statm (see man proc) and prints it as raw data. This is only recorded in case we need to investigate the behaviour of a solver. The memory used by the solver (vsize) is also given every ten seconds.
    When the solver exits, runsolver prints some informations such as status and time. CPU usage is the ratio CPU Time/Real Time.
  5. LAUNCHER DATA
    These informations are related to the script which will launch the solver. The most important informations are the command line given to the solver, the md5sum of the different files and the dump of the /proc/cpuinfo and /proc/meminfo which provides some useful information on the computer.

Solver answer on this benchmark

Solver NameAnswerCPU timeWall clock time
cpHydra k_10SAT 4.36334 4.38226

DiagnosticValue
ASSIGNMENTS2982
CHECKS552844

General information on the benchmark

Namecsp/bmc/
normalized-bmc-ibm-01-02.xml
MD5SUM6650ab7e464b4754a3b170feb96b2023
Bench CategoryN-ARY-INT (n-ary constraints in intension)
Best result obtained on this benchmarkSAT
Best CPU time to get the best result obtained on this benchmark4.36334
Satisfiable
(Un)Satisfiability was proved
Number of variables9685
Number of constraints65555
Maximum constraint arity39
Maximum domain size2
Number of constraints which are defined in extension0
Number of constraints which are defined in intension65555
Global constraints used (with number of constraints)

Solver Data (download as text)

0.00/0.07	c cpHydra_k_10 version 0.0
4.27/4.38	c mistral-prime version 1.313
4.27/4.38	s SATISFIABLE
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4.27/4.38	d CHECKS 552844
4.27/4.38	d ASSIGNMENTS 2982

Verifier Data (download as text)

OK

Watcher Data (download as text)

runsolver version 3.2.5 (c) roussel@cril.univ-artois.fr

command line: /home/evaluation/evaluation/pub/bin/runsolver --timestamp -w /tmp/evaluation-result-1073122-1215176569/watcher-1073122-1215176569 -o /tmp/evaluation-result-1073122-1215176569/solver-1073122-1215176569 -C 1800 -W 2200 -M 900 --output-limit 1,15 HOME/cpHydra_k_10/hydra HOME/instance-1073122-1215176569.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: 1.01 1.09 1.45 4/88 26645
/proc/meminfo: memFree=1030624/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=8060 CPUtime=0.14
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 1309 0 0 0 13 1 0 0 19 0 1 0 673385984 8253440 1268 996147200 134512640 135239763 4294956176 18446744073709551615 6807508 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 2015 1268 370 177 0 918 0

[startup+0.2202 s]
/proc/loadavg: 1.01 1.09 1.45 4/88 26645
/proc/meminfo: memFree=1030624/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=9104 CPUtime=0.2
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 1551 0 0 0 19 1 0 0 19 0 1 0 673385984 9322496 1510 996147200 134512640 135239763 4294956176 18446744073709551615 134683388 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 2276 1510 370 177 0 1179 0
Current children cumulated CPU time (s) 0.2
Current children cumulated vsize (KiB) 14464

[startup+0.301206 s]
/proc/loadavg: 1.01 1.09 1.45 4/88 26645
/proc/meminfo: memFree=1030624/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=10268 CPUtime=0.28
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 1851 0 0 0 27 1 0 0 20 0 1 0 673385984 10514432 1810 996147200 134512640 135239763 4294956176 18446744073709551615 4158664983 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 2567 1810 370 177 0 1470 0
Current children cumulated CPU time (s) 0.28
Current children cumulated vsize (KiB) 15628

[startup+0.40122 s]
/proc/loadavg: 1.01 1.09 1.45 4/88 26645
/proc/meminfo: memFree=1030624/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=11692 CPUtime=0.38
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 2218 0 0 0 37 1 0 0 21 0 1 0 673385984 11972608 2177 996147200 134512640 135239763 4294956176 18446744073709551615 134522444 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 2923 2177 376 177 0 1826 0
Current children cumulated CPU time (s) 0.38
Current children cumulated vsize (KiB) 17052

[startup+0.701255 s]
/proc/loadavg: 1.01 1.09 1.45 4/88 26645
/proc/meminfo: memFree=1030624/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=15356 CPUtime=0.69
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 3158 0 0 0 67 2 0 0 24 0 1 0 673385984 15724544 3051 996147200 134512640 135239763 4294956176 18446744073709551615 134617963 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 3839 3051 376 177 0 2742 0
Current children cumulated CPU time (s) 0.69
Current children cumulated vsize (KiB) 20716

[startup+1.50134 s]
/proc/loadavg: 1.01 1.09 1.45 3/90 26649
/proc/meminfo: memFree=1013840/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=24612 CPUtime=1.48
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 5573 0 0 0 145 3 0 0 25 0 1 0 673385984 25202688 5336 996147200 134512640 135239763 4294956176 18446744073709551615 4159750846 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 6153 5336 376 177 0 5056 0
Current children cumulated CPU time (s) 1.48
Current children cumulated vsize (KiB) 29972

[startup+3.10252 s]
/proc/loadavg: 1.09 1.11 1.45 3/90 26649
/proc/meminfo: memFree=1001360/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=95216 CPUtime=3.07
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 23359 0 0 0 298 9 0 0 25 0 1 0 673385984 97501184 22686 996147200 134512640 135239763 4294956176 18446744073709551615 135078273 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 23804 22686 403 177 0 22707 0
Current children cumulated CPU time (s) 3.07
Current children cumulated vsize (KiB) 100576

Solver just ended. Dumping a history of the last processes samples

[startup+3.30255 s]
/proc/loadavg: 1.09 1.11 1.45 3/90 26649
/proc/meminfo: memFree=1001360/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=123696 CPUtime=3.27
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 30457 0 0 0 316 11 0 0 25 0 1 0 673385984 126664704 29751 996147200 134512640 135239763 4294956176 18446744073709551615 134535045 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 30924 29751 431 177 0 29827 0
Current children cumulated CPU time (s) 3.27
Current children cumulated vsize (KiB) 129056

[startup+4.10164 s]
/proc/loadavg: 1.09 1.11 1.45 3/90 26649
/proc/meminfo: memFree=911696/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=126308 CPUtime=4.07
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 31637 0 0 0 395 12 0 0 25 0 1 0 673385984 129339392 30400 996147200 134512640 135239763 4294956176 18446744073709551615 6811182 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 31577 30400 437 177 0 30480 0
Current children cumulated CPU time (s) 4.07
Current children cumulated vsize (KiB) 131668

[startup+4.30166 s]
/proc/loadavg: 1.09 1.11 1.45 3/90 26649
/proc/meminfo: memFree=911696/2055920 swapFree=4178892/4192956
[pid=26645] ppid=26643 vsize=5360 CPUtime=0
/proc/26645/stat : 26645 (hydra) S 26643 26645 26608 0 -1 4194304 330 247 0 0 0 0 0 0 16 0 1 0 673385983 5488640 236 996147200 4194304 4889804 548682068816 18446744073709551615 240153846596 0 65536 4100 65538 18446744071563356171 0 0 17 1 0 0
/proc/26645/statm: 1340 236 195 169 0 51 0
[pid=26648] ppid=26645 vsize=75836 CPUtime=4.27
/proc/26648/stat : 26648 (xsolve) R 26645 26645 26608 0 -1 4194304 31644 0 0 0 414 13 0 0 25 0 1 0 673385984 77656064 17976 996147200 134512640 135239763 4294956176 18446744073709551615 6807550 0 0 4096 0 0 0 0 17 0 0 0
/proc/26648/statm: 18959 17976 444 177 0 17862 0
Current children cumulated CPU time (s) 4.27
Current children cumulated vsize (KiB) 81196

Child status: 0
Real time (s): 4.38226
CPU time (s): 4.36334
CPU user time (s): 4.21236
CPU system time (s): 0.150977
CPU usage (%): 99.5681
Max. virtual memory (cumulated for all children) (KiB): 131856

getrusage(RUSAGE_CHILDREN,...) data:
user time used= 4.21236
system time used= 0.150977
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 32733
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= 35
involuntary context switches= 157

runsolver used 0.007998 second user time and 0.016997 second system time

The end

Launcher Data (download as text)

Begin job on node86 at 2008-07-04 15:02:50
IDJOB=1073122
IDBENCH=56318
IDSOLVER=365
FILE ID=node86/1073122-1215176569
PBS_JOBID= 7881540
Free space on /tmp= 66548 MiB

SOLVER NAME= cpHydra k_10
BENCH NAME= CPAI08/csp/bmc/normalized-bmc-ibm-01-02.xml
COMMAND LINE= HOME/cpHydra_k_10/hydra BENCHNAME 
RUNSOLVER COMMAND LINE= /home/evaluation/evaluation/pub/bin/runsolver --timestamp -w /tmp/evaluation-result-1073122-1215176569/watcher-1073122-1215176569 -o /tmp/evaluation-result-1073122-1215176569/solver-1073122-1215176569 -C 1800 -W 2200 -M 900 --output-limit 1,15  HOME/cpHydra_k_10/hydra HOME/instance-1073122-1215176569.xml 

TIME LIMIT= 1800 seconds
MEMORY LIMIT= 900 MiB

MD5SUM BENCH= 6650ab7e464b4754a3b170feb96b2023
RANDOM SEED=1038900709

node86.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	: 5996.54
clflush size	: 64
cache_alignment	: 128
address sizes	: 36 bits physical, 48 bits virtual
power management:


/proc/meminfo:
MemTotal:      2055920 kB
MemFree:       1031104 kB
Buffers:         60964 kB
Cached:         185920 kB
SwapCached:       6348 kB
Active:         883376 kB
Inactive:        90696 kB
HighTotal:           0 kB
HighFree:            0 kB
LowTotal:      2055920 kB
LowFree:       1031104 kB
SwapTotal:     4192956 kB
SwapFree:      4178892 kB
Dirty:           33512 kB
Writeback:           0 kB
Mapped:         741488 kB
Slab:            33724 kB
Committed_AS:  1884536 kB
PageTables:       3924 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= 66524 MiB
End job on node86 at 2008-07-04 15:02:54