Solver Name | Answer | objective function | CPU time | Wall clock time |
---|---|---|---|---|
pb_cplex 2010-06-29 | OPT | 6 | 5.9231 | 3.43 |
Name | normalized-PB07/OPT-SMALLINT-NLC/submittedPB07/ manquinho/mds/normalized-mds_50_10_4.opb |
MD5SUM | 7b38b4ead930b62d925cf473e2cdd798 |
Bench Category | OPT-SMALLINT-NLC (optimisation, small integers, non linear constraints) |
Best result obtained on this benchmark | OPT |
Best value of the objective obtained on this benchmark | 6 |
Best CPU time to get the best result obtained on this benchmark | 13.155 |
Has Objective Function | YES |
Satisfiable | YES |
(Un)Satisfiability was proved | YES |
Best value of the objective function | 6 |
Optimality of the best value was proved | YES |
Number of variables | 50 |
Total number of constraints | 50 |
Number of constraints which are clauses | 0 |
Number of constraints which are cardinality constraints (but not clauses) | 0 |
Number of constraints which are nor clauses,nor cardinality constraints | 50 |
Minimum length of a constraint | 11 |
Maximum length of a constraint | 17 |
Number of terms in the objective function | 50 |
Biggest coefficient in the objective function | 1 |
Number of bits for the biggest coefficient in the objective function | 1 |
Sum of the numbers in the objective function | 50 |
Number of bits of the sum of numbers in the objective function | 6 |
Biggest number in a constraint | 1 |
Number of bits of the biggest number in a constraint | 1 |
Biggest sum of numbers in a constraint | 50 |
Number of bits of the biggest sum of numbers | 6 |
Number of products (including duplicates) | 614 |
Sum of products size (including duplicates) | 1228 |
Number of different products | 614 |
Sum of products size | 1228 |
0.00/0.00 c pb_cplex 1.0 - 20100701 0.00/0.00 c Parsing opb file format. File HOME/instance-2697101-1278050245.opb. 0.00/0.00 c Instance file HOME/instance-2697101-1278050245.opb 0.00/0.00 c File size is 42893 bytes. 0.00/0.02 c Highest Coefficient sum: 18 0.00/0.02 c IBM ILOG License Manager: "IBM ILOG Optimization Suite for Academic Initiative" is accessing CPLEX 12 with option(s): "e m b q ". 0.00/0.02 c ============================[ Problem Statistics ]============================= 0.00/0.02 c | | 0.00/0.02 c | Parsing time: 0.02 s | 0.00/0.02 c | Number Variables: 664 | 0.00/0.02 c | Number Constraints: 1278 | 0.00/0.02 c =============================================================================== 5.86/3.42 c Remaining time 1799.98 sec. 5.86/3.42 s OPTIMUM FOUND 5.86/3.42 c Solution value = 6.00 5.86/3.42 v -x1 -x2 x3 -x4 -x5 x6 -x7 x8 -x9 -x10 x11 -x12 -x13 -x14 -x15 -x16 -x17 -x18 -x19 -x20 -x21 -x22 -x23 -x24 -x25 -x26 -x27 -x28 -x29 -x30 x31 -x32 -x33 -x34 -x35 -x36 -x37 -x38 -x39 -x40 -x41 -x42 -x43 -x44 -x45 -x46 -x47 -x48 x49 -x50 -x51 -x52 -x53 -x54 -x55 -x56 -x57 -x58 -x59 -x60 x61 -x62 -x63 -x64 -x65 -x66 -x67 -x68 x69 -x70 -x71 -x72 -x73 -x74 -x75 -x76 -x77 -x78 -x79 -x80 -x81 -x82 -x83 -x84 -x85 -x86 -x87 -x88 -x89 -x90 -x91 -x92 -x93 -x94 -x95 -x96 -x97 -x98 -x99 -x100 -x101 -x102 -x103 -x104 -x105 -x106 -x107 -x108 -x109 x110 -x111 x112 -x113 -x114 -x115 x116 -x117 -x118 -x119 -x120 x121 -x122 -x123 -x124 -x125 -x126 -x127 -x128 -x129 -x130 -x131 -x132 -x133 -x134 -x135 -x136 -x137 -x138 -x139 -x140 -x141 x142 x143 -x144 -x145 -x146 -x147 -x148 x149 -x150 -x151 -x152 -x153 -x154 -x155 -x156 -x157 -x158 -x159 -x160 -x161 -x162 -x163 -x164 -x165 -x166 -x167 -x168 -x169 x170 -x171 -x172 -x173 -x174 x175 -x176 -x177 -x178 -x179 -x180 -x181 -x182 -x183 -x184 -x185 -x186 x187 -x188 -x189 -x190 -x191 -x192 -x193 -x194 -x195 -x196 -x197 -x198 -x199 -x200 -x201 -x202 -x203 -x204 -x205 -x206 -x207 -x208 -x209 -x210 -x211 -x212 -x213 -x214 -x215 x216 -x217 -x218 -x219 -x220 -x221 -x222 -x223 x224 -x225 -x226 -x227 x228 -x229 -x230 -x231 -x232 -x233 -x234 -x235 -x236 -x237 x238 -x239 x240 -x241 -x242 -x243 -x244 -x245 -x246 -x247 -x248 -x249 -x250 x251 -x252 -x253 -x254 -x255 -x256 -x257 -x258 -x259 -x260 -x261 -x262 -x263 -x264 -x265 -x266 -x267 -x268 -x269 -x270 x271 -x272 -x273 -x274 -x275 -x276 -x277 -x278 -x279 -x280 x281 -x282 -x283 -x284 -x285 -x286 -x287 -x288 -x289 -x290 x291 -x292 -x293 -x294 -x295 -x296 -x297 -x298 -x299 -x300 x301 -x302 -x303 -x304 x305 x306 -x307 -x308 -x309 -x310 -x311 -x312 -x313 -x314 -x315 -x316 -x317 -x318 -x319 x320 -x321 -x322 -x323 -x324 -x325 -x326 -x327 -x328 -x329 -x330 -x331 x332 -x333 -x334 -x335 -x336 -x337 -x338 -x339 -x340 -x341 -x342 -x343 x344 x345 x346 -x347 -x348 -x349 -x350 -x351 -x352 -x353 x354 x355 -x356 -x357 x358 -x359 -x360 -x361 -x362 x363 -x364 -x365 x366 x367 -x368 x369 -x370 -x371 -x372 -x373 -x374 -x375 -x376 -x377 -x378 x379 -x380 -x381 -x382 -x383 -x384 -x385 -x386 -x387 -x388 -x389 -x390 -x391 x392 -x393 -x394 -x395 -x396 x397 -x398 -x399 -x400 -x401 -x402 -x403 -x404 -x405 -x406 x407 -x408 -x409 -x410 -x411 -x412 -x413 -x414 -x415 x416 -x417 -x418 -x419 -x420 -x421 -x422 -x423 x424 -x425 -x426 -x427 -x428 x429 -x430 -x431 -x432 -x433 -x434 x435 -x436 -x437 -x438 -x439 -x440 -x441 -x442 -x443 -x444 x445 -x446 -x447 -x448 -x449 -x450 -x451 -x452 -x453 -x454 -x455 -x456 -x457 -x458 -x459 -x460 -x461 -x462 -x463 -x464 -x465 -x466 -x467 x468 -x469 -x470 -x471 -x472 x473 -x474 -x475 -x476 -x477 -x478 -x479 -x480 x481 -x482 -x483 -x484 x485 -x486 -x487 -x488 -x489 x490 -x491 -x492 -x493 -x494 -x495 -x496 -x497 -x498 x499 -x500 -x501 -x502 x503 -x504 -x505 -x506 x507 -x508 -x509 -x510 -x511 -x512 -x513 -x514 -x515 x516 -x517 -x518 -x519 -x520 -x521 -x522 -x523 -x524 -x525 -x526 -x527 -x528 -x529 x530 -x531 -x532 -x533 -x534 -x535 -x536 -x537 x538 -x539 -x540 -x541 -x542 -x543 -x544 -x545 -x546 -x547 -x548 -x549 -x550 -x551 -x552 -x553 -x554 -x555 -x556 -x557 x558 -x559 -x560 -x561 x562 x563 -x564 -x565 x566 -x567 -x568 -x569 -x570 -x571 -x572 -x573 -x574 x575 -x576 -x577 -x578 -x579 -x580 -x581 -x582 -x583 x584 -x585 -x586 -x587 -x588 -x589 -x590 -x591 -x592 -x593 -x594 -x595 -x596 x597 -x598 -x599 -x600 -x601 -x602 -x603 -x604 -x605 -x606 -x607 -x608 -x609 -x610 -x611 x612 -x613 -x614 -x615 x616 -x617 -x618 -x619 -x620 -x621 -x622 -x623 -x624 x625 -x626 -x627 -x628 -x629 -x630 -x631 -x632 -x633 -x634 -x635 -x636 x637 -x638 -x639 -x640 -x641 -x642 -x643 -x644 -x645 -x646 -x647 -x648 -x649 -x650 -x651 -x652 -x653 -x654 -x655 x656 x657 x658 -x659 x660 -x661 x662 -x663 -x664 5.86/3.42 c Total CPU time : 5.84711 s
OK 6
runsolver version 3.2.9 (svn:492) (c) roussel@cril.univ-artois.fr command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-2697101-1278050245/watcher-2697101-1278050245 -o /tmp/evaluation-result-2697101-1278050245/solver-2697101-1278050245 -C 1800 -W 2000 -M 1800 run HOME/instance-2697101-1278050245.opb 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: 1.72 1.83 1.76 3/106 31923 /proc/meminfo: memFree=1441552/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) R 31921 31923 31588 0 -1 4202496 347 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906286997 0 65538 4100 65536 0 0 0 17 1 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 [startup+0.0391761 s] /proc/loadavg: 1.72 1.83 1.76 3/106 31923 /proc/meminfo: memFree=1441552/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 Current children cumulated CPU time (s) 0 Current children cumulated vsize (KiB) 8700 [startup+0.100172 s] /proc/loadavg: 1.72 1.83 1.76 3/106 31923 /proc/meminfo: memFree=1441552/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 Current children cumulated CPU time (s) 0 Current children cumulated vsize (KiB) 8700 [startup+0.316161 s] /proc/loadavg: 1.72 1.83 1.76 3/106 31923 /proc/meminfo: memFree=1441552/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 Current children cumulated CPU time (s) 0 Current children cumulated vsize (KiB) 8700 [startup+0.701545 s] /proc/loadavg: 1.72 1.83 1.76 3/106 31923 /proc/meminfo: memFree=1441552/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 Current children cumulated CPU time (s) 0 Current children cumulated vsize (KiB) 8700 [startup+1.5016 s] /proc/loadavg: 1.72 1.83 1.76 3/109 31926 /proc/meminfo: memFree=1431236/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 [pid=31924] ppid=31923 vsize=37876 CPUtime=2.45 /proc/31924/stat : 31924 (pb_cplex) R 31923 31923 31588 0 -1 4202496 5590 0 0 0 241 4 0 0 18 0 2 0 146319862 38785024 3702 1992294400 134512640 146736320 4294582880 18446744073709551615 139028318 0 0 4096 16387 18446744073709551615 0 0 17 0 0 0 0 /proc/31924/statm: 9469 3702 1050 2985 0 6011 0 [pid=31924/tid=31926] ppid=31923 vsize=37876 CPUtime=1.07 /proc/31924/task/31926/stat : 31926 (pb_cplex) S 31923 31923 31588 0 -1 4202560 882 0 0 0 106 1 0 0 17 0 2 0 146319879 38785024 3702 1992294400 134512640 146736320 4294582880 18446744073709551615 144580073 0 2 4096 16387 18446604437835712640 0 0 -1 1 0 0 0 Current children cumulated CPU time (s) 2.45 Current children cumulated vsize (KiB) 46576 [startup+3.1017 s] /proc/loadavg: 1.72 1.83 1.76 3/109 31926 /proc/meminfo: memFree=1430368/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 [pid=31924] ppid=31923 vsize=36852 CPUtime=5.3 /proc/31924/stat : 31924 (pb_cplex) R 31923 31923 31588 0 -1 4202496 6582 0 0 0 524 6 0 0 16 0 2 0 146319862 37736448 3626 1992294400 134512640 146736320 4294582880 18446744073709551615 136016695 0 0 4096 16387 18446744073709551615 0 0 17 0 0 0 0 /proc/31924/statm: 9213 3626 1050 2985 0 5755 0 [pid=31924/tid=31926] ppid=31923 vsize=36852 CPUtime=2.66 /proc/31924/task/31926/stat : 31926 (pb_cplex) R 31923 31923 31588 0 -1 4202560 1741 0 0 0 264 2 0 0 18 0 2 0 146319879 37736448 3626 1992294400 134512640 146736320 4294582880 18446744073709551615 144757825 0 2 4096 16387 0 0 0 -1 1 0 0 0 Current children cumulated CPU time (s) 5.3 Current children cumulated vsize (KiB) 45552 Solver just ended. Dumping a history of the last processes samples [startup+3.30971 s] /proc/loadavg: 1.72 1.83 1.76 2/109 31926 /proc/meminfo: memFree=1429748/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 [pid=31924] ppid=31923 vsize=36852 CPUtime=5.69 /proc/31924/stat : 31924 (pb_cplex) R 31923 31923 31588 0 -1 4202496 6617 0 0 0 563 6 0 0 16 0 2 0 146319862 37736448 3659 1992294400 134512640 146736320 4294582880 18446744073709551615 144757825 0 0 4096 16387 18446744073709551615 0 0 17 1 0 0 0 /proc/31924/statm: 9213 3659 1050 2985 0 5755 0 [pid=31924/tid=31926] ppid=31923 vsize=36852 CPUtime=2.87 /proc/31924/task/31926/stat : 31926 (pb_cplex) R 31923 31923 31588 0 -1 4202560 1747 0 0 0 284 3 0 0 18 0 2 0 146319879 37736448 3659 1992294400 134512640 146736320 4294582880 18446744073709551615 136001978 0 2 4096 16387 0 0 0 -1 0 0 0 0 Current children cumulated CPU time (s) 5.69 Current children cumulated vsize (KiB) 45552 [startup+3.40172 s] /proc/loadavg: 1.72 1.83 1.76 2/109 31926 /proc/meminfo: memFree=1429748/2059040 swapFree=4139568/4192956 [pid=31923] ppid=31921 vsize=8700 CPUtime=0 /proc/31923/stat : 31923 (run) S 31921 31923 31588 0 -1 4202496 363 0 0 0 0 0 0 0 20 0 1 0 146319861 8908800 248 1992294400 4194304 4922060 140735535177520 18446744073709551615 257906285701 0 65536 4100 65538 18446744071562232103 0 0 17 0 0 0 0 /proc/31923/statm: 2175 248 208 178 0 68 0 [pid=31924] ppid=31923 vsize=36852 CPUtime=5.86 /proc/31924/stat : 31924 (pb_cplex) R 31923 31923 31588 0 -1 4202496 6617 0 0 0 580 6 0 0 16 0 2 0 146319862 37736448 3658 1992294400 134512640 146736320 4294582880 18446744073709551615 144757825 0 0 4096 16387 18446744073709551615 0 0 17 1 0 0 0 /proc/31924/statm: 9213 3658 1050 2985 0 5755 0 [pid=31924/tid=31926] ppid=31923 vsize=36852 CPUtime=2.95 /proc/31924/task/31926/stat : 31926 (pb_cplex) R 31923 31923 31588 0 -1 4202560 1747 0 0 0 292 3 0 0 18 0 2 0 146319879 37736448 3658 1992294400 134512640 146736320 4294582880 18446744073709551615 135468704 0 2 4096 16387 0 0 0 -1 0 0 0 0 Current children cumulated CPU time (s) 5.86 Current children cumulated vsize (KiB) 45552 Child status: 0 Real time (s): 3.43 CPU time (s): 5.9231 CPU user time (s): 5.84911 CPU system time (s): 0.073988 CPU usage (%): 172.685 Max. virtual memory (cumulated for all children) (KiB): 46576 getrusage(RUSAGE_CHILDREN,...) data: user time used= 5.84911 system time used= 0.073988 maximum resident set size= 0 integral shared memory size= 0 integral unshared data size= 0 integral unshared stack size= 0 page reclaims= 7011 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= 1068 involuntary context switches= 83 runsolver used 0.010998 second user time and 0.027995 second system time The end
Begin job on node030 at 2010-07-02 07:57:25 IDJOB=2697101 IDBENCH=48135 IDSOLVER=1209 FILE ID=node030/2697101-1278050245 PBS_JOBID= 11198860 Free space on /tmp= 62452 MiB SOLVER NAME= pb_cplex 2010-06-29 BENCH NAME= PB07/normalized-PB07/OPT-SMALLINT-NLC/submittedPB07/manquinho/mds/normalized-mds_50_10_4.opb COMMAND LINE= run BENCHNAME CONVERSION SCRIPT= PBconversionToLinear BENCHNAME RUNSOLVER COMMAND LINE= BIN/runsolver --timestamp -w /tmp/evaluation-result-2697101-1278050245/watcher-2697101-1278050245 -o /tmp/evaluation-result-2697101-1278050245/solver-2697101-1278050245 -C 1800 -W 2000 -M 1800 run HOME/instance-2697101-1278050245.opb TIME LIMIT= 1800 seconds MEMORY LIMIT= 1800 MiB MAX NB THREAD= 0 MD5SUM BENCH= 7b38b4ead930b62d925cf473e2cdd798 RANDOM SEED=2022552582 node030.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 : 3000.244 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 : 6000.48 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 : 3000.244 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 : 5599.52 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: /proc/meminfo: MemTotal: 2059040 kB MemFree: 1442452 kB Buffers: 148108 kB Cached: 355884 kB SwapCached: 7532 kB Active: 235216 kB Inactive: 283520 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 2059040 kB LowFree: 1442452 kB SwapTotal: 4192956 kB SwapFree: 4139568 kB Dirty: 16648 kB Writeback: 0 kB AnonPages: 12688 kB Mapped: 12104 kB Slab: 75884 kB PageTables: 4188 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 5222476 kB Committed_AS: 181924 kB VmallocTotal: 34359738367 kB VmallocUsed: 264948 kB VmallocChunk: 34359471699 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB CONVERSION COMMAND LINE= PBconversionToLinear HOME/instance-2697101-1278050245.opb Free space on /tmp at the end= 62436 MiB End job on node030 at 2010-07-02 07:57:29