Trace number 423766

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, and are wall clock time (not CPU 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
ranov 2007-02-08SAT 69.0955 69.1214

General information on the benchmark

Namerandom/LargeSize/5SAT/v800/
unif-k5-r20-v800-c16000-S191957358-10.cnf
MD5SUM15ec1c2ee3a768db4806fe2b5efb42d9
Bench CategoryRANDOM (random instances)
Best result obtained on this benchmarkSAT
Best CPU time to get the best result obtained on this benchmark69.0955
Satisfiable
(Un)Satisfiability was proved
Number of variables800
Number of clauses16000
Sum of the clauses size80000
Maximum clause length5
Minimum clause length5
Number of clauses of size 10
Number of clauses of size 20
Number of clauses of size 30
Number of clauses of size 40
Number of clauses of size 516000
Number of clauses of size over 50

Solver Data (download as text)

1.19/1.23	c +------------------------------+
1.19/1.23	c | R+AdaptNovelty+, version 1.5 |
1.19/1.23	c +------------------------------+
1.19/1.23	c ranov -h for help
1.19/1.23	c 
1.19/1.23	c Problem instance: numAtoms = 800, numClauses = 16000, numLiterals = 80000
1.19/1.23	c General parameters: seed=179125416, cutoff=100000, targetCost = 0, print solution: yes
1.19/1.23	c R+AdaptNovelty+ parameters: noise = 0, walkprob = 1
1.19/1.23	c tries = 1
1.19/1.23	c 
69.06/69.11	s SATISFIABLE
69.06/69.11	v -1
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69.06/69.11	v -800
69.06/69.11	v 0
69.06/69.11	c Done in 67.860000 seconds

Verifier Data (download as text)

OK

Watcher Data (download as text)

runsolver version 3.2.3 (c) roussel@cril.univ-artois.fr

command line: runsolver --timestamp -w ROOT/results/node20/watcher-423766-1177829554 -o ROOT/results/node20/solver-423766-1177829554 -C 5000 -W 7500 -M 1800 --output-limit 1,15 /tmp/evaluation/423766-1177829554/ranov /tmp/evaluation/423766-1177829554/instance-423766-1177829554.cnf 

Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 5000 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 5030 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 7500 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
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: 0.98 0.96 0.99 3/77 19155
/proc/meminfo: memFree=1566888/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=319884 CPUtime=0
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 850 0 0 0 0 0 0 0 18 0 1 0 230872797 327561216 836 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134528292 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 79971 843 30 98 0 79870 0

[startup+0.0306971 s]
/proc/loadavg: 0.98 0.96 0.99 3/77 19155
/proc/meminfo: memFree=1566888/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=319892 CPUtime=0.02
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 4970 0 0 0 0 2 0 0 18 0 1 0 230872797 327569408 4956 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134566063 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 79973 4956 38 98 0 79872 0
Current children cumulated CPU time (s) 0.02
Current children cumulated vsize (KiB) 319892

[startup+0.101711 s]
/proc/loadavg: 0.98 0.96 0.99 3/77 19155
/proc/meminfo: memFree=1566888/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=320996 CPUtime=0.09
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 10173 0 0 0 5 4 0 0 18 0 1 0 230872797 328699904 10158 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134529481 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 80249 10158 39 98 0 80148 0
Current children cumulated CPU time (s) 0.09
Current children cumulated vsize (KiB) 320996

[startup+0.301751 s]
/proc/loadavg: 0.98 0.96 0.99 3/77 19155
/proc/meminfo: memFree=1566888/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=321280 CPUtime=0.29
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 10225 0 0 0 25 4 0 0 19 0 1 0 230872797 328990720 10210 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134523973 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 80320 10210 39 98 0 80219 0
Current children cumulated CPU time (s) 0.29
Current children cumulated vsize (KiB) 321280

[startup+0.701831 s]
/proc/loadavg: 0.98 0.96 0.99 3/77 19155
/proc/meminfo: memFree=1566888/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=321420 CPUtime=0.69
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 10273 0 0 0 65 4 0 0 23 0 1 0 230872797 329134080 10258 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134521879 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 80355 10258 39 98 0 80254 0
Current children cumulated CPU time (s) 0.69
Current children cumulated vsize (KiB) 321420

[startup+1.50199 s]
/proc/loadavg: 0.98 0.96 0.99 2/78 19156
/proc/meminfo: memFree=1525792/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=1.49
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 144 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513843 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 1.49
Current children cumulated vsize (KiB) 329772

[startup+3.10131 s]
/proc/loadavg: 0.98 0.96 0.99 2/78 19156
/proc/meminfo: memFree=1516256/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=3.09
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 304 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513474 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 3.09
Current children cumulated vsize (KiB) 329772

[startup+6.30196 s]
/proc/loadavg: 0.98 0.96 0.99 2/78 19156
/proc/meminfo: memFree=1516256/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=6.29
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 624 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513677 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 6.29
Current children cumulated vsize (KiB) 329772

[startup+12.7012 s]
/proc/loadavg: 0.98 0.96 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=12.68
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 1263 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513677 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 12.68
Current children cumulated vsize (KiB) 329772

[startup+25.5018 s]
/proc/loadavg: 0.98 0.96 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=25.48
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 2543 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513295 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 25.48
Current children cumulated vsize (KiB) 329772

[startup+51.102 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=51.07
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 5102 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513677 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 51.07
Current children cumulated vsize (KiB) 329772

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

[startup+57.5013 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=57.47
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 5742 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513859 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 57.47
Current children cumulated vsize (KiB) 329772

[startup+63.9015 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=63.86
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 6381 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513498 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 63.86
Current children cumulated vsize (KiB) 329772

[startup+67.1052 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=67.07
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 6702 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513713 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 67.07
Current children cumulated vsize (KiB) 329772

[startup+67.9013 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=67.86
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 6781 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513677 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 67.86
Current children cumulated vsize (KiB) 329772

[startup+68.7015 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=68.66
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 6861 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513517 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 68.66
Current children cumulated vsize (KiB) 329772

[startup+69.1016 s]
/proc/loadavg: 0.99 0.97 0.99 2/78 19156
/proc/meminfo: memFree=1516192/2055920 swapFree=4154160/4192956
[pid=19155] ppid=19153 vsize=329772 CPUtime=69.06
/proc/19155/stat : 19155 (ranov) R 19153 19155 19024 0 -1 4194304 12618 0 0 0 6901 5 0 0 25 0 1 0 230872797 337686528 12603 18446744073709551615 134512640 134914624 4294956672 18446744073709551615 134513713 0 0 4096 0 0 0 0 17 1 0 0
/proc/19155/statm: 82443 12603 42 98 0 82342 0
Current children cumulated CPU time (s) 69.06
Current children cumulated vsize (KiB) 329772

Child status: 10
Real time (s): 69.1214
CPU time (s): 69.0955
CPU user time (s): 69.0275
CPU system time (s): 0.067989
CPU usage (%): 99.9626
Max. virtual memory (cumulated for all children) (KiB): 329772

getrusage(RUSAGE_CHILDREN,...) data:
user time used= 69.0275
system time used= 0.067989
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 12629
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= 8
involuntary context switches= 1418

runsolver used 0.057991 second user time and 0.152976 second system time

The end

Launcher Data (download as text)

Begin job on node20 on Sun Apr 29 06:52:35 UTC 2007

IDJOB= 423766
IDBENCH= 20033
IDSOLVER= 193
FILE ID= node20/423766-1177829554

PBS_JOBID= 4718285

Free space on /tmp= 66563 MiB

SOLVER NAME= ranov 2007-02-08
BENCH NAME= HOME/pub/bench/SAT07/random/LargeSize/5SAT/v800/unif-k5-r20-v800-c16000-S191957358-10.cnf
COMMAND LINE= /tmp/evaluation/423766-1177829554/ranov /tmp/evaluation/423766-1177829554/instance-423766-1177829554.cnf            
RUNSOLVER COMMAND LINE= runsolver  --timestamp  -w ROOT/results/node20/watcher-423766-1177829554 -o ROOT/results/node20/solver-423766-1177829554 -C 5000 -W 7500 -M 1800 --output-limit 1,15  /tmp/evaluation/423766-1177829554/ranov /tmp/evaluation/423766-1177829554/instance-423766-1177829554.cnf            

META MD5SUM SOLVER= d41d8cd98f00b204e9800998ecf8427e
MD5SUM BENCH=  15ec1c2ee3a768db4806fe2b5efb42d9

RANDOM SEED= 249064952

TIME LIMIT= 5000 seconds
MEMORY LIMIT= 1800 MiB

Linux node20.alineos.net 2.6.9-22.EL.rootsmp #1 SMP Mon Oct 3 08:59:52 CEST 2005 x86_64 x86_64 x86_64 GNU/Linux

/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		: 3000.265
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		: 3000.265
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:       1567360 kB
Buffers:         51684 kB
Cached:         342328 kB
SwapCached:      18476 kB
Active:         235836 kB
Inactive:       183108 kB
HighTotal:           0 kB
HighFree:            0 kB
LowTotal:      2055920 kB
LowFree:       1567360 kB
SwapTotal:     4192956 kB
SwapFree:      4154160 kB
Dirty:            1300 kB
Writeback:           0 kB
Mapped:          30120 kB
Slab:            55172 kB
Committed_AS:  2144272 kB
PageTables:       1744 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= 66563 MiB

End job on node20 on Sun Apr 29 06:53:44 UTC 2007