runsolver Copyright (C) 2010-2013 Olivier ROUSSEL
This is runsolver version 3.3.7 (svn: 2553)
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-4099326-1466206134/watcher-4099326-1466206134 -o /tmp/evaluation-result-4099326-1466206134/solver-4099326-1466206134 -C 1800 -W 1900 -M 15500 --bin-var /tmp/runsolver-exch-node112-1466206100-1395 --watchdog 1960 toysat +RTS -H1G -M15500m -K1G -RTS --pb --search=bcd2 HOME/instance-4099326-1466206134.opb
pid=1645
running on 4 cores: 1,3,5,7
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): 1900 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 15872000 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 15923200 KiB
Current StackSize limit: 10240 KiB
[startup+0 s]
/proc/loadavg: 0.69 0.26 0.14 3/179 1648
/proc/meminfo: memFree=30223084/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=701884 CPUtime=0 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 2611 0 0 0 0 0 0 0 20 0 4 0 22662689 718729216 2972 33554432000 4194304 16246674 140733542951888 140733542951312 13880264 0 2 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 175983 2982 441 2943 0 172877 0
[pid=1648/tid=1649] ppid=1645 vsize=817596 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 837218304 3426 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=822716 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 842461184 3445 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=826812 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 4 0 22662689 846655488 3462 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
[startup+0.100164 s]
/proc/loadavg: 0.69 0.26 0.14 3/179 1648
/proc/meminfo: memFree=30223084/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1218116 CPUtime=0.08 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 25504 0 0 0 5 3 0 0 20 0 4 0 22662689 1247350784 25853 33554432000 4194304 16246674 140733542951888 140733542951312 5532218 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 304529 25866 724 2943 0 301423 0
[pid=1648/tid=1649] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 25875 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 25885 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 25893 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 0.08
Current children cumulated vsize (KiB) 1218116
[startup+0.200499 s]
/proc/loadavg: 0.69 0.26 0.14 3/179 1648
/proc/meminfo: memFree=30223084/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1218116 CPUtime=0.19 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 41765 0 0 0 13 6 0 0 20 0 4 0 22662689 1247350784 42114 33554432000 4194304 16246674 140733542951888 140733542951312 5675357 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 304529 42124 724 2943 0 301423 0
[pid=1648/tid=1649] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 42129 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 42135 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 42137 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 0.19
Current children cumulated vsize (KiB) 1218116
[startup+0.300423 s]
/proc/loadavg: 0.69 0.26 0.14 3/179 1648
/proc/meminfo: memFree=30223084/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1218116 CPUtime=0.29 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 57948 0 0 0 20 9 0 0 20 0 4 0 22662689 1247350784 58297 33554432000 4194304 16246674 140733542951888 140733542951312 13954518 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 304529 58303 724 2943 0 301423 0
[pid=1648/tid=1649] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 58306 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 58310 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 58312 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 0.29
Current children cumulated vsize (KiB) 1218116
[startup+0.700414 s]
/proc/loadavg: 0.69 0.26 0.14 3/179 1648
/proc/meminfo: memFree=30223084/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1218116 CPUtime=0.69 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 120885 0 0 0 51 18 0 0 20 0 4 0 22662689 1247350784 121235 33554432000 4194304 16246674 140733542951888 140733542951312 5662075 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 304529 121246 731 2943 0 301423 0
[pid=1648/tid=1649] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 121252 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 121253 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1218116 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 4 0 22662689 1247350784 121254 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 0.69
Current children cumulated vsize (KiB) 1218116
[startup+1.50041 s]
/proc/loadavg: 0.69 0.26 0.14 2/174 1689
/proc/meminfo: memFree=30570608/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1221188 CPUtime=1.49 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 246088 0 0 0 115 34 0 0 20 0 4 0 22662689 1250496512 246417 33554432000 4194304 16246674 140733542951888 140733542951200 6835958 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 305297 246417 797 2943 0 302191 0
[pid=1648/tid=1649] ppid=1645 vsize=1221188 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1250496512 246417 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1221188 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1250496512 246417 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1221188 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 4 0 22662689 1250496512 246417 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 1.49
Current children cumulated vsize (KiB) 1221188
[startup+3.10044 s]
/proc/loadavg: 0.69 0.26 0.14 2/174 1689
/proc/meminfo: memFree=30327444/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1304132 CPUtime=3.09 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 266863 0 0 0 271 38 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140733542934888 6072402 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 326033 267192 797 2943 0 322927 0
[pid=1648/tid=1649] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 3.09
Current children cumulated vsize (KiB) 1304132
Solver just ended.
??? exit watcher main loop
??? sigkill at end of watcher main loop
??? kill 1648 sig 9
??? end of watcher thread
Dumping a history of the last processes samples
[startup+3.20045 s]
/proc/loadavg: 0.69 0.26 0.14 2/174 1689
/proc/meminfo: memFree=30327444/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1304132 CPUtime=3.19 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 266863 0 0 0 281 38 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140733542934888 5827966 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 326033 267192 797 2943 0 322927 0
[pid=1648/tid=1649] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1304132 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 4 0 22662689 1335431168 267192 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 3.19
Current children cumulated vsize (KiB) 1304132
[startup+4.80031 s]
/proc/loadavg: 0.79 0.29 0.15 3/183 1708
/proc/meminfo: memFree=29478724/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1306180 CPUtime=4.79 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 267576 0 0 0 441 38 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140733542934888 5997800 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 326545 267905 797 2943 0 323439 0
[pid=1648/tid=1649] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 4.79
Current children cumulated vsize (KiB) 1306180
[startup+5.20042 s]
/proc/loadavg: 0.79 0.29 0.15 3/183 1708
/proc/meminfo: memFree=29478724/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=1306180 CPUtime=5.19 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202496 267576 0 0 0 481 38 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140733542934888 5828996 0 0 0 34082818 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 326545 267905 797 2943 0 323439 0
[pid=1648/tid=1649] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1649/stat : 1649 (toysat) S 1645 1648 1377 0 -1 4202560 9 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566376459504 15012391 0 0 0 34082818 18446744071580610281 0 0 -1 5 0 0 0 0 0
[pid=1648/tid=1652] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1652/stat : 1652 (toysat) S 1645 1648 1377 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566293622000 14998865 0 0 0 34082818 18446744071580425449 0 0 -1 1 0 0 0 0 0
[pid=1648/tid=1654] ppid=1645 vsize=1306180 CPUtime=0 cores=1,3,5,7
/proc/1648/task/1654/stat : 1654 (toysat) S 1645 1648 1377 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 4 0 22662689 1337528320 267905 33554432000 4194304 16246674 140733542951888 140566283148464 14069300 0 0 0 34082818 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 5.19
Current children cumulated vsize (KiB) 1306180
[startup+5.60738 s]
/proc/loadavg: 0.79 0.29 0.15 3/183 1708
/proc/meminfo: memFree=29240404/32872528 swapFree=681964/737152
[pid=1648] ppid=1645 vsize=0 CPUtime=5.59 cores=1,3,5,7
/proc/1648/stat : 1648 (toysat) R 1645 1648 1377 0 -1 4202500 267582 0 0 0 521 38 0 0 20 0 1 0 22662689 0 0 33554432000 0 0 0 0 0 0 0 33554432 0 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/1648/statm: 0 0 0 0 0 0 0
Current children cumulated CPU time (s) 5.59
Current children cumulated vsize (KiB) 0
Child status: 0
Real time (s): 5.65912
CPU time (s): 5.65814
CPU user time (s): 5.21721
CPU system time (s): 0.440932
CPU usage (%): 99.9826
Max. virtual memory (cumulated for all children) (KiB): 1306180
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 5.21721
system time used= 0.440932
maximum resident set size= 1071636
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 267582
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= 20
involuntary context switches= 6
??? join timestamper begins
??? join timestamper ends
??? end of timestamper thread
runsolver used 0.042993 second user time and 0.046992 second system time
The end