Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r468-smll-171620167300250.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is AutonomousCar-PT-03a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167300250
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 8.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Apr 22 14:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 17:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Apr 12 17:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 17:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 112K Apr 12 17:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 42K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-00
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-01
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-02
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-03
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-04
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-05
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-06
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-07
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-08
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-09
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-10
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2024-11
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2023-12
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2023-13
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2023-14
FORMULA_NAME AutonomousCar-PT-03a-CTLFireability-2023-15

=== Now, execution of the tool begins

BK_START 1717210273057

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-03a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 02:51:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 02:51:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 02:51:15] [INFO ] Load time of PNML (sax parser for PT used): 131 ms
[2024-06-01 02:51:15] [INFO ] Transformed 41 places.
[2024-06-01 02:51:15] [INFO ] Transformed 121 transitions.
[2024-06-01 02:51:15] [INFO ] Found NUPN structural information;
[2024-06-01 02:51:15] [INFO ] Parsed PT model containing 41 places and 121 transitions and 745 arcs in 374 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 29 ms.
Ensure Unique test removed 45 transitions
Reduce redundant transitions removed 45 transitions.
Support contains 37 out of 41 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41/41 places, 76/76 transitions.
Applied a total of 0 rules in 21 ms. Remains 41 /41 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2024-06-01 02:51:15] [INFO ] Flow matrix only has 75 transitions (discarded 1 similar events)
// Phase 1: matrix 75 rows 41 cols
[2024-06-01 02:51:15] [INFO ] Computed 8 invariants in 18 ms
[2024-06-01 02:51:16] [INFO ] Implicit Places using invariants in 336 ms returned []
[2024-06-01 02:51:16] [INFO ] Flow matrix only has 75 transitions (discarded 1 similar events)
[2024-06-01 02:51:16] [INFO ] Invariant cache hit.
[2024-06-01 02:51:16] [INFO ] State equation strengthened by 39 read => feed constraints.
[2024-06-01 02:51:16] [INFO ] Implicit Places using invariants and state equation in 194 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 596 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 40/41 places, 76/76 transitions.
Applied a total of 0 rules in 3 ms. Remains 40 /40 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 657 ms. Remains : 40/41 places, 76/76 transitions.
Support contains 37 out of 40 places after structural reductions.
[2024-06-01 02:51:16] [INFO ] Flatten gal took : 73 ms
[2024-06-01 02:51:16] [INFO ] Flatten gal took : 29 ms
[2024-06-01 02:51:16] [INFO ] Input system was already deterministic with 76 transitions.
Reduction of identical properties reduced properties to check from 55 to 50
RANDOM walk for 40000 steps (2298 resets) in 2011 ms. (19 steps per ms) remains 2/50 properties
BEST_FIRST walk for 40003 steps (597 resets) in 355 ms. (112 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (599 resets) in 231 ms. (172 steps per ms) remains 2/2 properties
[2024-06-01 02:51:17] [INFO ] Flow matrix only has 75 transitions (discarded 1 similar events)
// Phase 1: matrix 75 rows 40 cols
[2024-06-01 02:51:17] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 02:51:17] [INFO ] State equation strengthened by 39 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp0 is UNSAT
At refinement iteration 2 (OVERLAPS) 23/32 variables, 6/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 23/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/39 variables, 1/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 7/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/113 variables, 39/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/113 variables, 38/123 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/113 variables, 0/123 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/114 variables, 1/124 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/114 variables, 1/125 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/114 variables, 0/125 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/115 variables, 1/126 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/115 variables, 0/126 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/115 variables, 0/126 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 115/115 variables, and 126 constraints, problems are : Problem set: 1 solved, 1 unsolved in 275 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 40/40 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 20/25 variables, 5/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 20/30 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/30 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 14/39 variables, 2/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 14/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/113 variables, 39/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/113 variables, 38/123 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/113 variables, 1/124 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/113 variables, 0/124 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/114 variables, 1/125 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/114 variables, 1/126 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/114 variables, 0/126 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/115 variables, 1/127 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/115 variables, 0/127 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/115 variables, 0/127 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 115/115 variables, and 127 constraints, problems are : Problem set: 1 solved, 1 unsolved in 294 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 40/40 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 662ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 84 ms.
Support contains 5 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 76/76 transitions.
Graph (complete) has 188 edges and 40 vertex of which 38 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 38 transition count 69
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 34 transition count 69
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 13 place count 31 transition count 57
Iterating global reduction 2 with 3 rules applied. Total rules applied 16 place count 31 transition count 57
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 28 transition count 54
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 25 place count 28 transition count 51
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 34 place count 25 transition count 45
Applied a total of 34 rules in 81 ms. Remains 25 /40 variables (removed 15) and now considering 45/76 (removed 31) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 25/40 places, 45/76 transitions.
RANDOM walk for 40000 steps (1793 resets) in 1167 ms. (34 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (836 resets) in 209 ms. (190 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2903 steps, run visited all 1 properties in 24 ms. (steps per millisecond=120 )
Probabilistic random walk after 2903 steps, saw 804 distinct states, run finished after 30 ms. (steps per millisecond=96 ) properties seen :1
Successfully simplified 1 atomic propositions for a total of 16 simplifications.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 14 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 12 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 76 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 73
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 37 transition count 73
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 6 place count 37 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 36 transition count 72
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 35 transition count 68
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 35 transition count 68
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 34 transition count 67
Applied a total of 12 rules in 18 ms. Remains 34 /40 variables (removed 6) and now considering 67/76 (removed 9) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 19 ms. Remains : 34/40 places, 67/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 67 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 36 transition count 63
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 36 transition count 63
Applied a total of 8 rules in 2 ms. Remains 36 /40 variables (removed 4) and now considering 63/76 (removed 13) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4 ms. Remains : 36/40 places, 63/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 63 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 40 transition count 74
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 38 transition count 73
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 37 transition count 73
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 6 place count 37 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 8 place count 36 transition count 72
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 11 place count 33 transition count 63
Iterating global reduction 3 with 3 rules applied. Total rules applied 14 place count 33 transition count 63
Applied a total of 14 rules in 13 ms. Remains 33 /40 variables (removed 7) and now considering 63/76 (removed 13) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 14 ms. Remains : 33/40 places, 63/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 63 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 40 transition count 71
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 35 transition count 71
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 10 place count 35 transition count 70
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 34 transition count 70
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 15 place count 31 transition count 61
Iterating global reduction 2 with 3 rules applied. Total rules applied 18 place count 31 transition count 61
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 30 transition count 60
Applied a total of 20 rules in 14 ms. Remains 30 /40 variables (removed 10) and now considering 60/76 (removed 16) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 14 ms. Remains : 30/40 places, 60/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 60 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 37 transition count 67
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 37 transition count 67
Applied a total of 6 rules in 3 ms. Remains 37 /40 variables (removed 3) and now considering 67/76 (removed 9) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 37/40 places, 67/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 9 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 67 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 36 transition count 63
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 36 transition count 63
Applied a total of 8 rules in 2 ms. Remains 36 /40 variables (removed 4) and now considering 63/76 (removed 13) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 36/40 places, 63/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 63 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 73
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 37 transition count 73
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 6 place count 37 transition count 71
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 10 place count 35 transition count 71
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 14 place count 31 transition count 58
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 31 transition count 58
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 30 transition count 57
Applied a total of 20 rules in 15 ms. Remains 30 /40 variables (removed 10) and now considering 57/76 (removed 19) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 16 ms. Remains : 30/40 places, 57/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 57 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 38 transition count 71
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 38 transition count 71
Applied a total of 4 rules in 3 ms. Remains 38 /40 variables (removed 2) and now considering 71/76 (removed 5) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 38/40 places, 71/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 71 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 40 transition count 74
Reduce places removed 2 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 5 rules applied. Total rules applied 7 place count 38 transition count 71
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 10 place count 35 transition count 71
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 10 place count 35 transition count 70
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 12 place count 34 transition count 70
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 16 place count 30 transition count 57
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 30 transition count 57
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 22 place count 29 transition count 56
Applied a total of 22 rules in 14 ms. Remains 29 /40 variables (removed 11) and now considering 56/76 (removed 20) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 15 ms. Remains : 29/40 places, 56/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 56 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 38 transition count 71
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 38 transition count 71
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 71/76 (removed 5) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 38/40 places, 71/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 71 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 39 transition count 72
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 39 transition count 72
Applied a total of 2 rules in 2 ms. Remains 39 /40 variables (removed 1) and now considering 72/76 (removed 4) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 39/40 places, 72/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 8 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 72 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 40 transition count 73
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 37 transition count 71
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 10 place count 35 transition count 71
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 10 place count 35 transition count 70
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 12 place count 34 transition count 70
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 13 place count 33 transition count 69
Iterating global reduction 3 with 1 rules applied. Total rules applied 14 place count 33 transition count 69
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 18 place count 31 transition count 67
Applied a total of 18 rules in 16 ms. Remains 31 /40 variables (removed 9) and now considering 67/76 (removed 9) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 16 ms. Remains : 31/40 places, 67/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 67 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 72
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 36 transition count 72
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 36 transition count 71
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 35 transition count 71
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 14 place count 31 transition count 58
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 31 transition count 58
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 30 transition count 57
Applied a total of 20 rules in 14 ms. Remains 30 /40 variables (removed 10) and now considering 57/76 (removed 19) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 14 ms. Remains : 30/40 places, 57/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 5 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 4 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 57 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 36 transition count 63
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 36 transition count 63
Applied a total of 8 rules in 2 ms. Remains 36 /40 variables (removed 4) and now considering 63/76 (removed 13) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 36/40 places, 63/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 5 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 5 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 63 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Applied a total of 0 rules in 1 ms. Remains 40 /40 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 40/40 places, 76/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 6 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 76 transitions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 76/76 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 38 transition count 71
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 38 transition count 71
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 71/76 (removed 5) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 38/40 places, 71/76 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 5 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 5 ms
[2024-06-01 02:51:19] [INFO ] Input system was already deterministic with 71 transitions.
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 7 ms
[2024-06-01 02:51:19] [INFO ] Flatten gal took : 13 ms
[2024-06-01 02:51:19] [INFO ] Export to MCC of 16 properties in file /home/mcc/execution/CTLFireability.sr.xml took 7 ms.
[2024-06-01 02:51:19] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 40 places, 76 transitions and 436 arcs took 6 ms.
Total runtime 5002 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-00
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-01
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-02
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-03
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-04
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-05
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-06
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-07
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-08
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-09
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-10
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2024-11
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2023-12
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2023-13
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2023-14
Could not compute solution for formula : AutonomousCar-PT-03a-CTLFireability-2023-15

BK_STOP 1717210280495

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -timeout 360 -rebuildPNML
mcc2024
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-00
ctl formula formula --ctl=/tmp/501/ctl_0_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-01
ctl formula formula --ctl=/tmp/501/ctl_1_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-02
ctl formula formula --ctl=/tmp/501/ctl_2_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-03
ctl formula formula --ctl=/tmp/501/ctl_3_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-04
ctl formula formula --ctl=/tmp/501/ctl_4_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-05
ctl formula formula --ctl=/tmp/501/ctl_5_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-06
ctl formula formula --ctl=/tmp/501/ctl_6_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-07
ctl formula formula --ctl=/tmp/501/ctl_7_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-08
ctl formula formula --ctl=/tmp/501/ctl_8_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-09
ctl formula formula --ctl=/tmp/501/ctl_9_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-10
ctl formula formula --ctl=/tmp/501/ctl_10_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2024-11
ctl formula formula --ctl=/tmp/501/ctl_11_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2023-12
ctl formula formula --ctl=/tmp/501/ctl_12_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2023-13
ctl formula formula --ctl=/tmp/501/ctl_13_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2023-14
ctl formula formula --ctl=/tmp/501/ctl_14_
ctl formula name AutonomousCar-PT-03a-CTLFireability-2023-15
ctl formula formula --ctl=/tmp/501/ctl_15_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="AutonomousCar-PT-03a"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is AutonomousCar-PT-03a, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r468-smll-171620167300250"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-03a.tgz
mv AutonomousCar-PT-03a execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;