0.00/0.00 c (*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)
0.00/0.00 c (*) (*)
0.00/0.00 c (*) Spear theorem prover (*)
0.00/0.00 c (*) Copyright (C) 2006,2007 (*)
0.00/0.00 c (*) Domagoj Babic. All rights reserved. (*)
0.00/0.00 c (*) (*)
0.00/0.00 c (*) There is NO warranty, not even for (*)
0.00/0.00 c (*) merchantability or fitness for a particular (*)
0.00/0.00 c (*) purpose. Please run with --license to see (*)
0.00/0.00 c (*) license details. (*)
0.00/0.00 c (*) (*)
0.00/0.00 c (*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)(*)
0.00/0.00 c
0.00/0.00 c solving /tmp/evaluation/315447-1172654155/instance-315447-1172654155.cnf
434.44/434.65 s UNSATISFIABLE
434.44/434.65 c runtime 434.56 [s]
runsolver version 3.2.1 (c) roussel@cril.univ-artois.fr
command line: runsolver --timestamp -w ROOT/results/node9/watcher-315447-1172654155 -o ROOT/results/node9/solver-315447-1172654155 -C 1200 -W 2400 -M 1800 --output-limit 1,15 /tmp/evaluation/315447-1172654155/Spear-32 --model-stdout --time --spset-autotuned-fh_1_0 --dimacs /tmp/evaluation/315447-1172654155/instance-315447-1172654155.cnf
Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 1200 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 1230 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 2400 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: 1.04 1.06 1.00 3/77 999
/proc/meminfo: memFree=1334712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=1932 CPUtime=0
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 263 0 0 0 0 0 0 0 18 0 1 0 285370137 1978368 248 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134515399 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 483 249 126 302 0 178 0
[startup+0.0632451 s]
/proc/loadavg: 1.04 1.06 1.00 3/77 999
/proc/meminfo: memFree=1334712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=3512 CPUtime=0.05
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 683 0 0 0 5 0 0 0 18 0 1 0 285370137 3596288 668 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 135258954 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 878 668 129 302 0 573 0
Current children cumulated CPU time (s) 0.05
Current children cumulated vsize (KiB) 3512
[startup+0.101252 s]
/proc/loadavg: 1.04 1.06 1.00 3/77 999
/proc/meminfo: memFree=1334712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=4604 CPUtime=0.09
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 950 0 0 0 9 0 0 0 18 0 1 0 285370137 4714496 935 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 1151 935 129 302 0 846 0
Current children cumulated CPU time (s) 0.09
Current children cumulated vsize (KiB) 4604
[startup+0.30129 s]
/proc/loadavg: 1.04 1.06 1.00 3/77 999
/proc/meminfo: memFree=1334712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=11012 CPUtime=0.29
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 2734 0 0 0 27 2 0 0 19 0 1 0 285370137 11276288 2338 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 2753 2338 129 302 0 2448 0
Current children cumulated CPU time (s) 0.29
Current children cumulated vsize (KiB) 11012
[startup+0.701368 s]
/proc/loadavg: 1.04 1.06 1.00 3/77 999
/proc/meminfo: memFree=1334712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=23624 CPUtime=0.69
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 6420 0 0 0 64 5 0 0 23 0 1 0 285370137 24190976 5187 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 135258954 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 5906 5188 129 302 0 5601 0
Current children cumulated CPU time (s) 0.69
Current children cumulated vsize (KiB) 23624
[startup+1.50152 s]
/proc/loadavg: 1.04 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1303536/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=48636 CPUtime=1.49
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 13896 0 0 0 136 13 0 0 25 0 1 0 285370137 49803264 11316 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 12159 11316 129 302 0 11854 0
Current children cumulated CPU time (s) 1.49
Current children cumulated vsize (KiB) 48636
[startup+3.10183 s]
/proc/loadavg: 1.04 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1279856/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=64820 CPUtime=3.09
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 18272 0 0 0 294 15 0 0 25 0 1 0 285370137 66375680 13897 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526962 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 16205 13897 140 302 0 15900 0
Current children cumulated CPU time (s) 3.09
Current children cumulated vsize (KiB) 64820
[startup+6.30145 s]
/proc/loadavg: 1.04 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1279088/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=64820 CPUtime=6.29
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 18272 0 0 0 612 17 0 0 25 0 1 0 285370137 66375680 13897 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134527172 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 16205 13897 140 302 0 15900 0
Current children cumulated CPU time (s) 6.29
Current children cumulated vsize (KiB) 64820
[startup+12.7017 s]
/proc/loadavg: 1.11 1.07 1.01 2/78 1000
/proc/meminfo: memFree=1279216/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=64820 CPUtime=12.68
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 18272 0 0 0 1251 17 0 0 25 0 1 0 285370137 66375680 13897 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526883 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 16205 13897 140 302 0 15900 0
Current children cumulated CPU time (s) 12.68
Current children cumulated vsize (KiB) 64820
[startup+25.5011 s]
/proc/loadavg: 1.09 1.07 1.01 2/78 1000
/proc/meminfo: memFree=1278832/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=65456 CPUtime=25.48
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 18458 0 0 0 2530 18 0 0 25 0 1 0 285370137 67026944 14083 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134539882 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 16364 14083 140 302 0 16059 0
Current children cumulated CPU time (s) 25.48
Current children cumulated vsize (KiB) 65456
[startup+51.1011 s]
/proc/loadavg: 1.06 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1275568/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=68804 CPUtime=51.08
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 19263 0 0 0 5086 22 0 0 25 0 1 0 285370137 70455296 14888 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526818 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 17201 14888 140 302 0 16896 0
Current children cumulated CPU time (s) 51.08
Current children cumulated vsize (KiB) 68804
[startup+102.306 s]
/proc/loadavg: 1.11 1.08 1.01 2/78 1000
/proc/meminfo: memFree=1269680/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=74736 CPUtime=102.25
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 20774 0 0 0 10196 29 0 0 25 0 1 0 285370137 76529664 16366 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526883 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 18684 16366 140 302 0 18379 0
Current children cumulated CPU time (s) 102.25
Current children cumulated vsize (KiB) 74736
[startup+162.302 s]
/proc/loadavg: 1.08 1.08 1.01 2/78 1000
/proc/meminfo: memFree=1262576/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=81996 CPUtime=162.23
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 22588 0 0 0 16187 36 0 0 25 0 1 0 285370137 83963904 18180 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526527 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 20499 18180 140 302 0 20194 0
Current children cumulated CPU time (s) 162.23
Current children cumulated vsize (KiB) 81996
[startup+222.301 s]
/proc/loadavg: 1.07 1.08 1.01 2/78 1000
/proc/meminfo: memFree=1254320/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=89980 CPUtime=222.21
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 24609 0 0 0 22178 43 0 0 25 0 1 0 285370137 92139520 20201 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 22495 20201 140 302 0 22190 0
Current children cumulated CPU time (s) 222.21
Current children cumulated vsize (KiB) 89980
[startup+282.302 s]
/proc/loadavg: 1.15 1.09 1.01 2/78 1000
/proc/meminfo: memFree=1245744/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=98784 CPUtime=282.19
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 26815 0 0 0 28165 54 0 0 25 0 1 0 285370137 101154816 22342 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526843 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 24696 22342 140 302 0 24391 0
Current children cumulated CPU time (s) 282.19
Current children cumulated vsize (KiB) 98784
[startup+342.302 s]
/proc/loadavg: 1.09 1.08 1.01 2/78 1000
/proc/meminfo: memFree=1239856/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=104616 CPUtime=342.17
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 28275 0 0 0 34154 63 0 0 25 0 1 0 285370137 107126784 23802 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 26154 23802 140 302 0 25849 0
Current children cumulated CPU time (s) 342.17
Current children cumulated vsize (KiB) 104616
[startup+402.302 s]
/proc/loadavg: 1.03 1.07 1.01 2/78 1000
/proc/meminfo: memFree=1233712/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=111308 CPUtime=402.14
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 29952 0 0 0 40142 72 0 0 25 0 1 0 285370137 113979392 25350 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 27827 25350 140 302 0 27522 0
Current children cumulated CPU time (s) 402.14
Current children cumulated vsize (KiB) 111308
Solver just ended. Dumping a history of the last processes samples
[startup+409.501 s]
/proc/loadavg: 1.03 1.07 1.01 2/78 1000
/proc/meminfo: memFree=1232944/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=111940 CPUtime=409.34
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30120 0 0 0 40860 74 0 0 25 0 1 0 285370137 114626560 25518 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 27985 25518 140 302 0 27680 0
Current children cumulated CPU time (s) 409.34
Current children cumulated vsize (KiB) 111940
[startup+422.302 s]
/proc/loadavg: 1.02 1.06 1.01 2/78 1000
/proc/meminfo: memFree=1231792/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113196 CPUtime=422.14
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30393 0 0 0 42138 76 0 0 25 0 1 0 285370137 115912704 25791 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28299 25791 140 302 0 27994 0
Current children cumulated CPU time (s) 422.14
Current children cumulated vsize (KiB) 113196
[startup+428.703 s]
/proc/loadavg: 1.02 1.06 1.01 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=428.53
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 42777 76 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526818 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 428.53
Current children cumulated vsize (KiB) 113584
[startup+431.901 s]
/proc/loadavg: 1.02 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=431.73
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 43097 76 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526962 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 431.73
Current children cumulated vsize (KiB) 113584
[startup+433.502 s]
/proc/loadavg: 1.02 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=433.33
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 43257 76 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526939 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 433.33
Current children cumulated vsize (KiB) 113584
[startup+434.302 s]
/proc/loadavg: 1.02 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=434.14
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 43337 77 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 4294960144 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 434.14
Current children cumulated vsize (KiB) 113584
[startup+434.506 s]
/proc/loadavg: 1.02 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=434.34
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 43357 77 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526665 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 434.34
Current children cumulated vsize (KiB) 113584
[startup+434.602 s]
/proc/loadavg: 1.02 1.06 1.00 2/78 1000
/proc/meminfo: memFree=1231408/2055920 swapFree=4158656/4192956
[pid=999] ppid=997 vsize=113584 CPUtime=434.44
/proc/999/stat : 999 (Spear-32) R 997 999 518 0 -1 4194304 30484 0 0 0 43367 77 0 0 25 0 1 0 285370137 116310016 25882 18446744073709551615 134512640 135752790 4294956544 18446744073709551615 134526883 0 0 4096 0 0 0 0 17 1 0 0
/proc/999/statm: 28396 25882 140 302 0 28091 0
Current children cumulated CPU time (s) 434.44
Current children cumulated vsize (KiB) 113584
Child status: 20
Real time (s): 434.673
CPU time (s): 434.513
CPU user time (s): 433.725
CPU system time (s): 0.78788
CPU usage (%): 99.9633
Max. virtual memory (cumulated for all children) (KiB): 113584
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 433.725
system time used= 0.78788
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 30505
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= 7
involuntary context switches= 8955
runsolver used 0.45593 second user time and 1.13183 second system time
The end
Begin job on node9 on Wed Feb 28 09:15:55 UTC 2007
IDJOB= 315447
IDBENCH= 20416
IDSOLVER= 132
FILE ID= node9/315447-1172654155
PBS_JOBID= 3980948
Free space on /tmp= 66520 MiB
SOLVER NAME= Spear FH 1.0
BENCH NAME= HOME/pub/bench/SAT07/industrial/palacios/uts/uts-l06-ipc5-h30-unknown.cnf
COMMAND LINE= /tmp/evaluation/315447-1172654155/Spear-32 --model-stdout --time --spset-autotuned-fh_1_0 --dimacs /tmp/evaluation/315447-1172654155/instance-315447-1172654155.cnf
RUNSOLVER COMMAND LINE= runsolver --timestamp -w ROOT/results/node9/watcher-315447-1172654155 -o ROOT/results/node9/solver-315447-1172654155 -C 1200 -W 2400 -M 1800 --output-limit 1,15 /tmp/evaluation/315447-1172654155/Spear-32 --model-stdout --time --spset-autotuned-fh_1_0 --dimacs /tmp/evaluation/315447-1172654155/instance-315447-1172654155.cnf
META MD5SUM SOLVER= 53b58dfa80430416a78fe762713f980c
MD5SUM BENCH= fad87308d3751e996b7b3c35a13a7fd9
RANDOM SEED= 675721411
TIME LIMIT= 1200 seconds
MEMORY LIMIT= 1800 MiB
Linux node9.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 : 3000.263
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 : 3000.263
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: 1335120 kB
Buffers: 32960 kB
Cached: 593652 kB
SwapCached: 2796 kB
Active: 181024 kB
Inactive: 483280 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 2055920 kB
LowFree: 1335120 kB
SwapTotal: 4192956 kB
SwapFree: 4158656 kB
Dirty: 14616 kB
Writeback: 0 kB
Mapped: 44636 kB
Slab: 42088 kB
Committed_AS: 1312220 kB
PageTables: 1724 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= 66520 MiB
End job on node9 on Wed Feb 28 09:23:10 UTC 2007