fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r018-tajo-165245749000067
Last Updated
Jun 22, 2022

About the Execution of 2021-gold for ASLink-PT-07a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
784.399 387466.00 433118.00 155.70 F normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r018-tajo-165245749000067.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is ASLink-PT-07a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-tajo-165245749000067
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 916K
-rw-r--r-- 1 mcc users 7.8K Apr 30 07:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 30 07:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Apr 30 07:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 30 07:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 9 07:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 07:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 07:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 677K May 10 09:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1652803191557

Running Version 0
[2022-05-17 15:59:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-17 15:59:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 15:59:53] [INFO ] Load time of PNML (sax parser for PT used): 128 ms
[2022-05-17 15:59:53] [INFO ] Transformed 1601 places.
[2022-05-17 15:59:53] [INFO ] Transformed 2373 transitions.
[2022-05-17 15:59:53] [INFO ] Found NUPN structural information;
[2022-05-17 15:59:53] [INFO ] Parsed PT model containing 1601 places and 2373 transitions in 197 ms.
Starting structural reductions, iteration 0 : 1601/1601 places, 2373/2373 transitions.
Ensure Unique test removed 28 places
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Discarding 14 places :
Implicit places reduction removed 14 places
Drop transitions removed 146 transitions
Trivial Post-agglo rules discarded 146 transitions
Performed 146 trivial Post agglomeration. Transition count delta: 146
Iterating post reduction 0 with 213 rules applied. Total rules applied 213 place count 1559 transition count 2202
Reduce places removed 146 places and 0 transitions.
Iterating post reduction 1 with 146 rules applied. Total rules applied 359 place count 1413 transition count 2202
Performed 149 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 149 Pre rules applied. Total rules applied 359 place count 1413 transition count 2053
Deduced a syphon composed of 149 places in 17 ms
Ensure Unique test removed 59 places
Reduce places removed 208 places and 0 transitions.
Iterating global reduction 2 with 357 rules applied. Total rules applied 716 place count 1205 transition count 2053
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 717 place count 1205 transition count 2052
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 718 place count 1204 transition count 2052
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 728 place count 1194 transition count 1999
Ensure Unique test removed 1 places
Iterating global reduction 4 with 11 rules applied. Total rules applied 739 place count 1193 transition count 1999
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 6 rules applied. Total rules applied 745 place count 1192 transition count 1994
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 748 place count 1189 transition count 1994
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 749 place count 1188 transition count 1986
Iterating global reduction 6 with 1 rules applied. Total rules applied 750 place count 1188 transition count 1986
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 751 place count 1187 transition count 1978
Iterating global reduction 6 with 1 rules applied. Total rules applied 752 place count 1187 transition count 1978
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 753 place count 1186 transition count 1970
Iterating global reduction 6 with 1 rules applied. Total rules applied 754 place count 1186 transition count 1970
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 755 place count 1185 transition count 1962
Iterating global reduction 6 with 1 rules applied. Total rules applied 756 place count 1185 transition count 1962
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 757 place count 1184 transition count 1954
Iterating global reduction 6 with 1 rules applied. Total rules applied 758 place count 1184 transition count 1954
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 759 place count 1183 transition count 1946
Iterating global reduction 6 with 1 rules applied. Total rules applied 760 place count 1183 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 761 place count 1182 transition count 1938
Iterating global reduction 6 with 1 rules applied. Total rules applied 762 place count 1182 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 763 place count 1181 transition count 1930
Iterating global reduction 6 with 1 rules applied. Total rules applied 764 place count 1181 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 765 place count 1180 transition count 1922
Iterating global reduction 6 with 1 rules applied. Total rules applied 766 place count 1180 transition count 1922
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 767 place count 1179 transition count 1914
Iterating global reduction 6 with 1 rules applied. Total rules applied 768 place count 1179 transition count 1914
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 769 place count 1178 transition count 1906
Iterating global reduction 6 with 1 rules applied. Total rules applied 770 place count 1178 transition count 1906
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 771 place count 1177 transition count 1898
Iterating global reduction 6 with 1 rules applied. Total rules applied 772 place count 1177 transition count 1898
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 773 place count 1176 transition count 1890
Iterating global reduction 6 with 1 rules applied. Total rules applied 774 place count 1176 transition count 1890
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 775 place count 1175 transition count 1882
Iterating global reduction 6 with 1 rules applied. Total rules applied 776 place count 1175 transition count 1882
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 777 place count 1174 transition count 1874
Iterating global reduction 6 with 1 rules applied. Total rules applied 778 place count 1174 transition count 1874
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 779 place count 1173 transition count 1866
Iterating global reduction 6 with 1 rules applied. Total rules applied 780 place count 1173 transition count 1866
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 6 with 98 rules applied. Total rules applied 878 place count 1124 transition count 1817
Applied a total of 878 rules in 1417 ms. Remains 1124 /1601 variables (removed 477) and now considering 1817/2373 (removed 556) transitions.
// Phase 1: matrix 1817 rows 1124 cols
[2022-05-17 15:59:55] [INFO ] Computed 205 place invariants in 150 ms
[2022-05-17 15:59:56] [INFO ] Implicit Places using invariants in 1117 ms returned [1, 19, 20, 22, 32, 50, 68, 148, 162, 163, 164, 165, 166, 184, 202, 282, 296, 297, 298, 299, 300, 318, 336, 416, 430, 431, 432, 433, 434, 452, 470, 550, 564, 565, 566, 567, 568, 586, 604, 684, 698, 699, 700, 701, 702, 720, 738, 818, 832, 833, 834, 835, 836, 854, 872, 952, 957, 968, 969, 970, 971, 972, 990, 992, 995, 1013, 1014, 1015, 1016, 1028, 1034, 1040, 1046, 1052, 1058, 1064, 1070, 1076, 1082, 1088]
Discarding 80 places :
Implicit Place search using SMT only with invariants took 1148 ms to find 80 implicit places.
// Phase 1: matrix 1817 rows 1044 cols
[2022-05-17 15:59:56] [INFO ] Computed 125 place invariants in 109 ms
[2022-05-17 15:59:57] [INFO ] Dead Transitions using invariants and state equation in 900 ms returned []
Starting structural reductions, iteration 1 : 1044/1601 places, 1817/2373 transitions.
Drop transitions removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 144 place count 1044 transition count 1673
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 1 with 144 rules applied. Total rules applied 288 place count 900 transition count 1673
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 56 Pre rules applied. Total rules applied 288 place count 900 transition count 1617
Deduced a syphon composed of 56 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 113 rules applied. Total rules applied 401 place count 843 transition count 1617
Discarding 19 places :
Implicit places reduction removed 19 places
Drop transitions removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 2 with 41 rules applied. Total rules applied 442 place count 824 transition count 1595
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 3 with 22 rules applied. Total rules applied 464 place count 802 transition count 1595
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 464 place count 802 transition count 1594
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 466 place count 801 transition count 1594
Discarding 22 places :
Symmetric choice reduction at 4 with 22 rule applications. Total rules 488 place count 779 transition count 1572
Iterating global reduction 4 with 22 rules applied. Total rules applied 510 place count 779 transition count 1572
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 520 place count 779 transition count 1562
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 520 place count 779 transition count 1561
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 522 place count 778 transition count 1561
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 525 place count 775 transition count 1558
Iterating global reduction 5 with 3 rules applied. Total rules applied 528 place count 775 transition count 1558
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 529 place count 774 transition count 1557
Iterating global reduction 5 with 1 rules applied. Total rules applied 530 place count 774 transition count 1557
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 531 place count 773 transition count 1556
Iterating global reduction 5 with 1 rules applied. Total rules applied 532 place count 773 transition count 1556
Performed 67 Post agglomeration using F-continuation condition.Transition count delta: 67
Deduced a syphon composed of 67 places in 1 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 5 with 134 rules applied. Total rules applied 666 place count 706 transition count 1489
Applied a total of 666 rules in 266 ms. Remains 706 /1044 variables (removed 338) and now considering 1489/1817 (removed 328) transitions.
// Phase 1: matrix 1489 rows 706 cols
[2022-05-17 15:59:57] [INFO ] Computed 105 place invariants in 105 ms
[2022-05-17 15:59:57] [INFO ] Implicit Places using invariants in 595 ms returned [73, 90, 96, 101, 160, 177, 183, 188, 190, 250, 267, 273, 278, 280, 340, 357, 363, 368, 370, 430, 447, 453, 458, 460, 520, 537, 543, 548, 550, 610, 627, 633, 638, 640, 703]
Discarding 35 places :
Implicit Place search using SMT only with invariants took 603 ms to find 35 implicit places.
Starting structural reductions, iteration 2 : 671/1601 places, 1489/2373 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 671 transition count 1488
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 670 transition count 1488
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 16 place count 656 transition count 1474
Iterating global reduction 2 with 14 rules applied. Total rules applied 30 place count 656 transition count 1474
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 44 place count 642 transition count 1460
Iterating global reduction 2 with 14 rules applied. Total rules applied 58 place count 642 transition count 1460
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 65 place count 635 transition count 1453
Iterating global reduction 2 with 7 rules applied. Total rules applied 72 place count 635 transition count 1453
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 100 place count 621 transition count 1439
Applied a total of 100 rules in 449 ms. Remains 621 /671 variables (removed 50) and now considering 1439/1489 (removed 50) transitions.
// Phase 1: matrix 1439 rows 621 cols
[2022-05-17 15:59:58] [INFO ] Computed 70 place invariants in 35 ms
[2022-05-17 15:59:58] [INFO ] Implicit Places using invariants in 442 ms returned []
// Phase 1: matrix 1439 rows 621 cols
[2022-05-17 15:59:58] [INFO ] Computed 70 place invariants in 18 ms
[2022-05-17 15:59:59] [INFO ] State equation strengthened by 7 read => feed constraints.
[2022-05-17 16:00:01] [INFO ] Implicit Places using invariants and state equation in 2340 ms returned []
Implicit Place search using SMT with State Equation took 2789 ms to find 0 implicit places.
Finished structural reductions, in 3 iterations. Remains : 621/1601 places, 1439/2373 transitions.
Discarding 75 transitions out of 1439. Remains 1364
[2022-05-17 16:00:01] [INFO ] Initial state test concluded for 1 properties.
Incomplete random walk after 10000 steps, including 120 resets, run finished after 390 ms. (steps per millisecond=25 ) properties (out of 1363) seen :290
Running SMT prover for 1073 properties.
// Phase 1: matrix 1439 rows 621 cols
[2022-05-17 16:00:01] [INFO ] Computed 70 place invariants in 34 ms
[2022-05-17 16:00:09] [INFO ] [Real]Absence check using 12 positive place invariants in 3 ms returned sat
[2022-05-17 16:00:10] [INFO ] [Real]Absence check using 12 positive and 58 generalized place invariants in 17 ms returned sat
[2022-05-17 16:00:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-17 16:00:26] [INFO ] [Real]Absence check using state equation in 8981 ms returned unsat :0 sat :857 real:216
[2022-05-17 16:00:26] [INFO ] State equation strengthened by 7 read => feed constraints.
[2022-05-17 16:00:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
Fused 1073 Parikh solutions to 1 different solutions.
Support contains 365 out of 621 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 621/621 places, 1439/1439 transitions.
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 621 transition count 1435
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 9 place count 617 transition count 1434
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 1 with 9 rules applied. Total rules applied 18 place count 617 transition count 1425
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 608 transition count 1425
Applied a total of 27 rules in 153 ms. Remains 608 /621 variables (removed 13) and now considering 1425/1439 (removed 14) transitions.
Finished structural reductions, in 1 iterations. Remains : 608/621 places, 1425/1439 transitions.
[2022-05-17 16:00:27] [INFO ] Flatten gal took : 260 ms
[2022-05-17 16:00:27] [INFO ] Flatten gal took : 127 ms
[2022-05-17 16:00:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15456087768597950319.gal : 53 ms
[2022-05-17 16:00:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15413889381055508203.prop : 6 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality15456087768597950319.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality15413889381055508203.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality15456087768597950319.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality15413889381055508203.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/ReachabilityCardinality15413889381055508203.prop.
SDD proceeding with computation,1073 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1073 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1073 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,1073 properties remain. new max is 32
SDD size :7 after 21
SDD proceeding with computation,1073 properties remain. new max is 64
SDD size :21 after 249
SDD proceeding with computation,1073 properties remain. new max is 128
SDD size :249 after 43041
SDD proceeding with computation,1073 properties remain. new max is 256
SDD size :43041 after 9.49744e+07
Reachability property qltransition_1415 is true.
Reachability property qltransition_1312 is true.
Reachability property qltransition_1307 is true.
Reachability property qltransition_1092 is true.
Reachability property qltransition_875 is true.
Reachability property qltransition_867 is true.
Reachability property qltransition_858 is true.
Reachability property qltransition_850 is true.
Reachability property qltransition_841 is true.
Reachability property qltransition_833 is true.
Reachability property qltransition_824 is true.
Reachability property qltransition_816 is true.
Reachability property qltransition_807 is true.
Reachability property qltransition_799 is true.
Reachability property qltransition_790 is true.
Reachability property qltransition_782 is true.
Reachability property qltransition_773 is true.
Reachability property qltransition_765 is true.
Reachability property qltransition_756 is true.
SDD proceeding with computation,1054 properties remain. new max is 256
SDD size :9.49744e+07 after 2.03471e+08
Reachability property qltransition_1294 is true.
Reachability property qltransition_1289 is true.
Reachability property qltransition_1109 is true.
Reachability property qltransition_275 is true.
Reachability property qltransition_266 is true.
Reachability property qltransition_258 is true.
Reachability property qltransition_249 is true.
Reachability property qltransition_241 is true.
Reachability property qltransition_232 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_215 is true.
Reachability property qltransition_207 is true.
Reachability property qltransition_198 is true.
Reachability property qltransition_190 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_164 is true.
Reachability property qltransition_156 is true.
SDD proceeding with computation,1036 properties remain. new max is 256
SDD size :2.03471e+08 after 2.07131e+08
Reachability property qltransition_1410 is true.
Reachability property qltransition_1276 is true.
Reachability property qltransition_1271 is true.
Reachability property qltransition_1126 is true.
Reachability property qltransition_755 is true.
Reachability property qltransition_747 is true.
Reachability property qltransition_738 is true.
Reachability property qltransition_730 is true.
Reachability property qltransition_721 is true.
Reachability property qltransition_713 is true.
Reachability property qltransition_704 is true.
Reachability property qltransition_696 is true.
Reachability property qltransition_687 is true.
Reachability property qltransition_679 is true.
Reachability property qltransition_670 is true.
SDD proceeding with computation,1021 properties remain. new max is 256
SDD size :2.07131e+08 after 2.07425e+08
Reachability property qltransition_1391 is true.
Reachability property qltransition_662 is true.
Reachability property qltransition_653 is true.
Reachability property qltransition_645 is true.
Reachability property qltransition_636 is true.
SDD proceeding with computation,1016 properties remain. new max is 256
SDD size :2.07425e+08 after 2.07446e+08
Reachability property qltransition_1386 is true.
Reachability property qltransition_1258 is true.
Reachability property qltransition_1253 is true.
Reachability property qltransition_1143 is true.
Reachability property qltransition_395 is true.
Reachability property qltransition_386 is true.
Reachability property qltransition_378 is true.
Reachability property qltransition_369 is true.
Reachability property qltransition_361 is true.
Reachability property qltransition_352 is true.
Reachability property qltransition_344 is true.
Reachability property qltransition_335 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_310 is true.
Reachability property qltransition_301 is true.
Reachability property qltransition_293 is true.
Reachability property qltransition_284 is true.
Reachability property qltransition_276 is true.
SDD proceeding with computation,997 properties remain. new max is 256
SDD size :2.07446e+08 after 2.0745e+08
Reachability property qltransition_1367 is true.
Reachability property qltransition_1355 is true.
Reachability property qltransition_1240 is true.
Reachability property qltransition_1235 is true.
Reachability property qltransition_1221 is true.
Reachability property qltransition_1216 is true.
Reachability property qltransition_1180 is true.
Reachability property qltransition_1176 is true.
Reachability property qltransition_1160 is true.
Reachability property qltransition_635 is true.
Reachability property qltransition_627 is true.
Reachability property qltransition_618 is true.
Reachability property qltransition_610 is true.
Reachability property qltransition_601 is true.
Reachability property qltransition_593 is true.
Reachability property qltransition_584 is true.
Reachability property qltransition_576 is true.
Reachability property qltransition_567 is true.
Reachability property qltransition_559 is true.
Reachability property qltransition_550 is true.
Reachability property qltransition_542 is true.
Reachability property qltransition_533 is true.
Reachability property qltransition_525 is true.
Reachability property qltransition_516 is true.
Reachability property qltransition_508 is true.
Reachability property qltransition_501 is true.
Reachability property qltransition_493 is true.
Reachability property qltransition_486 is true.
Reachability property qltransition_478 is true.
Reachability property qltransition_471 is true.
Reachability property qltransition_463 is true.
Reachability property qltransition_456 is true.
Reachability property qltransition_448 is true.
Reachability property qltransition_441 is true.
Reachability property qltransition_433 is true.
Reachability property qltransition_426 is true.
Reachability property qltransition_418 is true.
Reachability property qltransition_411 is true.
Reachability property qltransition_403 is true.
SDD proceeding with computation,958 properties remain. new max is 256
SDD size :2.0745e+08 after 2.0745e+08
SDD proceeding with computation,958 properties remain. new max is 512
SDD size :2.0745e+08 after 2.07456e+08
SDD proceeding with computation,958 properties remain. new max is 1024
SDD size :2.07456e+08 after 2.53342e+08
Reachability property qltransition_1108 is true.
Reachability property qltransition_1091 is true.
Detected timeout of ITS tools.
[2022-05-17 16:00:42] [INFO ] Flatten gal took : 117 ms
[2022-05-17 16:00:42] [INFO ] Applying decomposition
[2022-05-17 16:00:42] [INFO ] Flatten gal took : 91 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph10167992688462068385.txt, -o, /tmp/graph10167992688462068385.bin, -w, /tmp/graph10167992688462068385.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph10167992688462068385.bin, -l, -1, -v, -w, /tmp/graph10167992688462068385.weights, -q, 0, -e, 0.001], workingDir=null]
[2022-05-17 16:00:43] [INFO ] Decomposing Gal with order
[2022-05-17 16:00:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-17 16:00:43] [INFO ] Removed a total of 2808 redundant transitions.
[2022-05-17 16:00:43] [INFO ] Flatten gal took : 180 ms
[2022-05-17 16:00:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 108 labels/synchronizations in 41 ms.
[2022-05-17 16:00:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13135120972600083205.gal : 11 ms
[2022-05-17 16:00:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12265569821754860388.prop : 4 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality13135120972600083205.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality12265569821754860388.prop, --nowitness], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality13135120972600083205.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality12265569821754860388.prop --nowitness
Loading property file /tmp/ReachabilityCardinality12265569821754860388.prop.
SDD proceeding with computation,956 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,956 properties remain. new max is 8
SDD size :1 after 2
SDD proceeding with computation,956 properties remain. new max is 16
SDD size :2 after 129121
SDD proceeding with computation,956 properties remain. new max is 32
SDD size :129121 after 4.10289e+08
SDD proceeding with computation,956 properties remain. new max is 64
SDD size :4.10289e+08 after 7.0661e+08
SDD proceeding with computation,956 properties remain. new max is 128
SDD size :7.0661e+08 after 1.33344e+09
SDD proceeding with computation,956 properties remain. new max is 256
SDD size :1.33344e+09 after 2.63269e+09
SDD proceeding with computation,956 properties remain. new max is 512
SDD size :2.63269e+09 after 3.61283e+09
SDD proceeding with computation,956 properties remain. new max is 1024
SDD size :3.61283e+09 after 5.39075e+09
Reachability property qltransition_915 is true.
Reachability property qltransition_913 is true.
SDD proceeding with computation,954 properties remain. new max is 1024
SDD size :5.39075e+09 after 9.62661e+09
SDD proceeding with computation,954 properties remain. new max is 2048
SDD size :9.62661e+09 after 1.406e+10
SDD proceeding with computation,954 properties remain. new max is 4096
SDD size :1.406e+10 after 3.4791e+10
SDD proceeding with computation,954 properties remain. new max is 8192
SDD size :3.4791e+10 after 4.49409e+10
SDD proceeding with computation,954 properties remain. new max is 16384
SDD size :4.49409e+10 after 8.78009e+10
Reachability property qltransition_1220 is true.
SDD proceeding with computation,953 properties remain. new max is 16384
SDD size :8.78009e+10 after 4.59922e+11
SDD proceeding with computation,953 properties remain. new max is 32768
SDD size :4.59922e+11 after 1.7012e+12
SDD proceeding with computation,953 properties remain. new max is 65536
SDD size :1.7012e+12 after 7.94859e+12
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin11496740133032922505
[2022-05-17 16:00:58] [INFO ] Built C files in 89ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11496740133032922505
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin11496740133032922505]
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin11496740133032922505] killed by timeout after 1 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin11496740133032922505] killed by timeout after 1 SECONDS
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:79)
at java.base/java.lang.Thread.run(Thread.java:834)
Incomplete random walk after 1000000 steps, including 15467 resets, run finished after 28268 ms. (steps per millisecond=35 ) properties (out of 953) seen :31
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 922) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 922) seen :0
Probabilistic random walk after 1000000 steps, saw 187047 distinct states, run finished after 9565 ms. (steps per millisecond=104 ) properties seen :{}
Running SMT prover for 922 properties.
// Phase 1: matrix 1425 rows 608 cols
[2022-05-17 16:01:38] [INFO ] Computed 70 place invariants in 35 ms
[2022-05-17 16:01:44] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2022-05-17 16:01:44] [INFO ] [Real]Absence check using 13 positive and 57 generalized place invariants in 16 ms returned sat
[2022-05-17 16:01:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-17 16:02:33] [INFO ] SMT Verify possible in real domain returnedunsat :0 sat :0 real:922
[2022-05-17 16:02:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2022-05-17 16:02:40] [INFO ] [Nat]Absence check using 13 positive and 57 generalized place invariants in 14 ms returned sat
[2022-05-17 16:02:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-17 16:06:18] [INFO ] [Nat]Absence check using state equation in 212567 ms returned unsat :35 sat :865
[2022-05-17 16:06:18] [INFO ] State equation strengthened by 7 read => feed constraints.
[2022-05-17 16:06:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE USE_NUPN SAT_SMT

BK_STOP 1652803579023

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination QuasiLiveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-07a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2021"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool gold2021"
echo " Input is ASLink-PT-07a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r018-tajo-165245749000067"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-07a.tgz
mv ASLink-PT-07a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;