runsolver version 3.4.2 (svn: 4680) Copyright (C) 2010-2013 Olivier ROUSSEL

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.

NUMA information:
  number of nodes: 2
  memory of node 0: 63837 MiB (60202 MiB free)
  memory of node 1: 64465 MiB (57736 MiB free)
  node distances:
     10  21
     21  10

command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-4494368-1751142799/watcher-4494368-1751142799 -o /tmp/evaluation-result-4494368-1751142799/solver-4494368-1751142799 -C 3600 -W 3700 -M 31000 --bin-var /tmp/runsolver-exch-nodeC002-1751133631-11243 --watchdog 3760 HOME/Exact_proof --ls=360 --print-uniform=0 --verbosity=0 --print-sol --proof-assumptions=0 --proof-log=PROOFDIR/proof-4494368-1751142799 --seed=55591479 HOME/instance-4494368-1751142799.opb 

running on 2 cores: 0,2

CPU governors:
  performance: 0 2

Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 3600 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 3630 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 3700 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 31744000 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 31795200 KiB
Linux 5.14.0-503.14.1.el9_5.x86_64
Starting watchdog thread
solver pid=13566, runsolver pid=13563
Current StackSize limit: 8192 KiB


[startup+0.100086 s]*
/proc/loadavg: 4.07 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120754720/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=37972 memory=14180 CPUtime=0.1 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 3027 0 0 0 9 1 0 0 20 0 1 0 29958750 38883328 3545 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 9493 3545 992 1201 0 7971 0
Current children cumulated CPU time: 0.1 s
Current children cumulated vsize: 37972 KiB
Current children cumulated memory: 14180 KiB

[startup+0.205801 s]*
/proc/loadavg: 4.07 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120738844/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=46572 memory=22888 CPUtime=0.19 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 5084 0 0 0 18 1 0 0 20 0 1 0 29958750 47689728 5722 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 11643 5722 992 1201 0 10121 0
Current children cumulated CPU time: 0.19 s
Current children cumulated vsize: 46572 KiB
Current children cumulated memory: 22888 KiB

[startup+0.305696 s]*
/proc/loadavg: 4.07 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120722968/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=64036 memory=37740 CPUtime=0.3 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 8008 0 0 0 27 3 0 0 20 0 1 0 29958750 65572864 9435 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 16009 9435 992 1201 0 14487 0
Current children cumulated CPU time: 0.3 s
Current children cumulated vsize: 64036 KiB
Current children cumulated memory: 37740 KiB

[startup+0.700318 s]
/proc/loadavg: 4.07 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120721408/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=98832 memory=75120 CPUtime=0.69 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 13794 0 0 0 64 5 0 0 20 0 1 0 29958750 101203968 18780 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 24708 18780 992 1201 0 23186 0
Current children cumulated CPU time: 0.69 s
Current children cumulated vsize: 98832 KiB
Current children cumulated memory: 75120 KiB

[startup+1.50035 s]
/proc/loadavg: 4.07 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120653348/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=307740 memory=244600 CPUtime=1.48 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 45467 0 0 0 134 14 0 0 20 0 1 0 29958750 315125760 61150 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 76935 61150 992 1201 0 75413 0
Current children cumulated CPU time: 1.48 s
Current children cumulated vsize: 307740 KiB
Current children cumulated memory: 244600 KiB

[startup+3.11371 s]
/proc/loadavg: 4.06 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120470776/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=343648 memory=325524 CPUtime=3.09 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46411 0 0 0 291 18 0 0 20 0 1 0 29958750 351895552 81381 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 85912 81381 1024 1201 0 84390 0
Current children cumulated CPU time: 3.09 s
Current children cumulated vsize: 343648 KiB
Current children cumulated memory: 325524 KiB

[startup+6.30024 s]
/proc/loadavg: 4.06 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120489720/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=6.27 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 609 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 6.27 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+12.7003 s]
/proc/loadavg: 4.06 4.10 4.13 5/264 13567
/proc/meminfo: memFree=120548376/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=12.66 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 1248 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 12.66 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+25.5004 s]
/proc/loadavg: 4.04 4.09 4.13 5/264 13568
/proc/meminfo: memFree=120632340/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=25.44 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 2526 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 25.44 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+51.1136 s]
/proc/loadavg: 4.09 4.10 4.13 5/264 13568
/proc/meminfo: memFree=120491872/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=51 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 5082 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 51 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+102.3 s]
/proc/loadavg: 4.09 4.10 4.13 5/264 13573
/proc/meminfo: memFree=120231144/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=102.09 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 10191 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 102.09 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+162.3 s]
/proc/loadavg: 4.08 4.09 4.12 5/264 13580
/proc/meminfo: memFree=119934628/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=161.98 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 16180 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 161.98 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+222.3 s]
/proc/loadavg: 4.06 4.08 4.12 5/261 13582
/proc/meminfo: memFree=119614324/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=221.86 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 22168 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 221.86 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+282.3 s]
/proc/loadavg: 4.07 4.08 4.11 5/259 13584
/proc/meminfo: memFree=119292084/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=281.75 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 28157 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 281.75 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+342.3 s]
/proc/loadavg: 4.78 4.28 4.18 5/255 13586
/proc/meminfo: memFree=118956564/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=341.64 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 34146 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 341.64 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+392.537 s]
# the end of solver process 13566 was just reported to runsolver
# Child status: 30

# cumulated CPU time of all completed processes:  user=391.288 s, system=0.460532 s

Solver just ended.
??? end of watcher thread
Dumping a history of the last processes samples

[startup+358.4 s]
/proc/loadavg: 4.62 4.28 4.18 5/255 13586
/proc/meminfo: memFree=117444168/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=228956 memory=219740 CPUtime=357.71 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 46419 0 0 0 35753 18 0 0 20 0 1 0 29958750 234450944 54935 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 57239 54935 1024 1201 0 55717 0
Current children cumulated CPU time: 357.71 s
Current children cumulated vsize: 228956 KiB
Current children cumulated memory: 219740 KiB

[startup+371.2 s]
/proc/loadavg: 4.52 4.27 4.18 5/255 13587
/proc/meminfo: memFree=116837280/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=800428 memory=790288 CPUtime=370.48 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 75304 0 0 0 37006 42 0 0 20 0 1 0 29958750 819638272 197572 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 200107 197572 1184 1201 0 198585 0
Current children cumulated CPU time: 370.48 s
Current children cumulated vsize: 800428 KiB
Current children cumulated memory: 790288 KiB

[startup+384 s]*
/proc/loadavg: 4.49 4.27 4.18 5/254 13587
/proc/meminfo: memFree=116925680/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=383.24 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76034 0 0 0 38281 43 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 383.24 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+387.2 s]
/proc/loadavg: 4.49 4.27 4.18 5/254 13587
/proc/meminfo: memFree=116918888/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=386.43 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76034 0 0 0 38599 44 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 386.43 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+390.4 s]
/proc/loadavg: 4.45 4.27 4.18 5/254 13588
/proc/meminfo: memFree=116915524/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=389.61 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76034 0 0 0 38917 44 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 389.61 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+391.2 s]
/proc/loadavg: 4.45 4.27 4.18 5/254 13588
/proc/meminfo: memFree=116907372/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=390.41 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76034 0 0 0 38997 44 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 390.41 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+392 s]*
/proc/loadavg: 4.45 4.27 4.18 5/254 13588
/proc/meminfo: memFree=116907372/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=391.22 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76034 0 0 0 39078 44 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 391.22 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+392.4 s]
/proc/loadavg: 4.45 4.27 4.18 5/254 13588
/proc/meminfo: memFree=116907372/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=825196 memory=805264 CPUtime=391.61 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76063 0 0 0 39117 44 0 0 20 0 1 0 29958750 845000704 201316 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 206299 201316 1184 1201 0 204777 0
Current children cumulated CPU time: 391.61 s
Current children cumulated vsize: 825196 KiB
Current children cumulated memory: 805264 KiB

[startup+392.5 s]
/proc/loadavg: 4.45 4.27 4.18 5/254 13588
/proc/meminfo: memFree=116907372/131382120 swapFree=33010684/33010684
[pid=13566] ppid=13563 vsize=830156 memory=820240 CPUtime=391.7 cores=0,2
/proc/13566/stat : 13566 (Exact_proof) R 13563 13566 11228 0 -1 4194304 76765 0 0 0 39126 44 0 0 20 0 1 0 29958750 850079744 205060 18446744073709551615 4198400 9115581 140737454191440 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 10325008 10415428 20873216 140737454192842 140737454193127 140737454193127 140737454198729 0
/proc/13566/statm: 207539 205060 1184 1201 0 206017 0
Current children cumulated CPU time: 391.7 s
Current children cumulated vsize: 830156 KiB
Current children cumulated memory: 820240 KiB

Child status: 30

Real time (s): 392.537
CPU time (s): 391.748
CPU user time (s): 391.288
CPU system time (s): 0.460532
CPU usage (%): 99.799
Max. virtual memory (cumulated for all children) (KiB): 934764
Max. memory (cumulated for all children) (KiB): 924688

getrusage(RUSAGE_CHILDREN,...) data:
user time used= 391.288
system time used= 0.460532
maximum resident set size= 943340
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 76796
page faults= 0
swaps= 0
block input operations= 0
block output operations= 2472
messages sent= 0
messages received= 0
signals received= 0
voluntary context switches= 72
involuntary context switches= 897


# summary of solver processes directly reported to runsolver:
#   pid: 13566
#   total CPU time (s): 391.748
#   total CPU user time (s): 391.288
#   total CPU system time (s): 0.460532

??? join timestamper begins
??? join timestamper ends
??? end of timestamper thread
runsolver used 2.02481 second user time and 3.8205 second system time

The end