Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r009-oct2-167813598100594.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is AutonomousCar-PT-05a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813598100594
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.4K Feb 25 12:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 25 12:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 12:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 25 12:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 12:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 192K Feb 25 12:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 25 12:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 12:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 114K Mar 5 18:22 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-05a-CTLFireability-00
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-01
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-02
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-03
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-04
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-05
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-06
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-07
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-08
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-09
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-10
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-11
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-12
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-13
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-14
FORMULA_NAME AutonomousCar-PT-05a-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1678637616126

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
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-05a
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 16:13:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 16:13:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 16:13:38] [INFO ] Load time of PNML (sax parser for PT used): 58 ms
[2023-03-12 16:13:38] [INFO ] Transformed 57 places.
[2023-03-12 16:13:38] [INFO ] Transformed 289 transitions.
[2023-03-12 16:13:38] [INFO ] Found NUPN structural information;
[2023-03-12 16:13:38] [INFO ] Parsed PT model containing 57 places and 289 transitions and 2123 arcs in 136 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
Ensure Unique test removed 113 transitions
Reduce redundant transitions removed 113 transitions.
Support contains 45 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 176/176 transitions.
Applied a total of 0 rules in 11 ms. Remains 57 /57 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2023-03-12 16:13:38] [INFO ] Flow matrix only has 175 transitions (discarded 1 similar events)
// Phase 1: matrix 175 rows 57 cols
[2023-03-12 16:13:39] [INFO ] Computed 10 place invariants in 26 ms
[2023-03-12 16:13:39] [INFO ] Implicit Places using invariants in 301 ms returned []
[2023-03-12 16:13:39] [INFO ] Flow matrix only has 175 transitions (discarded 1 similar events)
[2023-03-12 16:13:39] [INFO ] Invariant cache hit.
[2023-03-12 16:13:39] [INFO ] State equation strengthened by 103 read => feed constraints.
[2023-03-12 16:13:39] [INFO ] Implicit Places using invariants and state equation in 400 ms returned [55]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 743 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 56/57 places, 176/176 transitions.
Applied a total of 0 rules in 2 ms. Remains 56 /56 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 756 ms. Remains : 56/57 places, 176/176 transitions.
Support contains 45 out of 56 places after structural reductions.
[2023-03-12 16:13:40] [INFO ] Flatten gal took : 55 ms
[2023-03-12 16:13:40] [INFO ] Flatten gal took : 36 ms
[2023-03-12 16:13:40] [INFO ] Input system was already deterministic with 176 transitions.
Incomplete random walk after 10000 steps, including 556 resets, run finished after 535 ms. (steps per millisecond=18 ) properties (out of 71) seen :59
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 65 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 70 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 11) seen :3
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 7) seen :1
Running SMT prover for 6 properties.
[2023-03-12 16:13:41] [INFO ] Flow matrix only has 175 transitions (discarded 1 similar events)
// Phase 1: matrix 175 rows 56 cols
[2023-03-12 16:13:41] [INFO ] Computed 9 place invariants in 3 ms
[2023-03-12 16:13:41] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-12 16:13:41] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :5 sat :0 real:1
[2023-03-12 16:13:41] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-12 16:13:41] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :1
[2023-03-12 16:13:41] [INFO ] State equation strengthened by 103 read => feed constraints.
[2023-03-12 16:13:41] [INFO ] After 33ms SMT Verify possible using 103 Read/Feed constraints in natural domain returned unsat :5 sat :1
[2023-03-12 16:13:41] [INFO ] After 62ms SMT Verify possible using trap constraints in natural domain returned unsat :5 sat :1
Attempting to minimize the solution found.
Minimization took 29 ms.
[2023-03-12 16:13:41] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :1
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 8 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 176/176 transitions.
Graph (complete) has 390 edges and 56 vertex of which 54 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 54 transition count 169
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 52 transition count 167
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 12 place count 50 transition count 167
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 12 place count 50 transition count 166
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 14 place count 49 transition count 166
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 20 place count 43 transition count 135
Iterating global reduction 3 with 6 rules applied. Total rules applied 26 place count 43 transition count 135
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 3 with 6 rules applied. Total rules applied 32 place count 40 transition count 132
Free-agglomeration rule applied 3 times.
Iterating global reduction 3 with 3 rules applied. Total rules applied 35 place count 40 transition count 129
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 43 place count 37 transition count 124
Applied a total of 43 rules in 38 ms. Remains 37 /56 variables (removed 19) and now considering 124/176 (removed 52) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 37/56 places, 124/176 transitions.
Incomplete random walk after 10000 steps, including 360 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 82 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Finished probabilistic random walk after 57459 steps, run visited all 1 properties in 86 ms. (steps per millisecond=668 )
Probabilistic random walk after 57459 steps, saw 10430 distinct states, run finished after 86 ms. (steps per millisecond=668 ) properties seen :1
Successfully simplified 5 atomic propositions for a total of 16 simplifications.
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 18 ms
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 17 ms
[2023-03-12 16:13:41] [INFO ] Input system was already deterministic with 176 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 51 transition count 151
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 51 transition count 151
Applied a total of 10 rules in 5 ms. Remains 51 /56 variables (removed 5) and now considering 151/176 (removed 25) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6 ms. Remains : 51/56 places, 151/176 transitions.
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 40 ms
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 12 ms
[2023-03-12 16:13:41] [INFO ] Input system was already deterministic with 151 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 51 transition count 151
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 51 transition count 151
Applied a total of 10 rules in 2 ms. Remains 51 /56 variables (removed 5) and now considering 151/176 (removed 25) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 51/56 places, 151/176 transitions.
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 12 ms
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 12 ms
[2023-03-12 16:13:41] [INFO ] Input system was already deterministic with 151 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 56 transition count 170
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 50 transition count 170
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 17 place count 45 transition count 145
Iterating global reduction 2 with 5 rules applied. Total rules applied 22 place count 45 transition count 145
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 28 place count 42 transition count 142
Applied a total of 28 rules in 16 ms. Remains 42 /56 variables (removed 14) and now considering 142/176 (removed 34) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 16 ms. Remains : 42/56 places, 142/176 transitions.
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:41] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:41] [INFO ] Input system was already deterministic with 142 transitions.
Finished random walk after 355 steps, including 20 resets, run visited all 1 properties in 2 ms. (steps per millisecond=177 )
FORMULA AutonomousCar-PT-05a-CTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions 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 56 transition count 173
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 53 transition count 172
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 52 transition count 172
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 8 place count 52 transition count 171
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 10 place count 51 transition count 171
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 16 place count 45 transition count 140
Iterating global reduction 3 with 6 rules applied. Total rules applied 22 place count 45 transition count 140
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 26 place count 43 transition count 138
Applied a total of 26 rules in 14 ms. Remains 43 /56 variables (removed 13) and now considering 138/176 (removed 38) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 14 ms. Remains : 43/56 places, 138/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 15 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 138 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 54 transition count 169
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 54 transition count 169
Applied a total of 4 rules in 2 ms. Remains 54 /56 variables (removed 2) and now considering 169/176 (removed 7) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 54/56 places, 169/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 169 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 52 transition count 157
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 52 transition count 157
Applied a total of 8 rules in 2 ms. Remains 52 /56 variables (removed 4) and now considering 157/176 (removed 19) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 52/56 places, 157/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 157 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions 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 56 transition count 171
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 11 place count 51 transition count 170
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 12 place count 50 transition count 170
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 16 place count 46 transition count 146
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 46 transition count 146
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 3 with 2 rules applied. Total rules applied 22 place count 45 transition count 145
Applied a total of 22 rules in 12 ms. Remains 45 /56 variables (removed 11) and now considering 145/176 (removed 31) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12 ms. Remains : 45/56 places, 145/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 145 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 51 transition count 151
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 51 transition count 151
Applied a total of 10 rules in 3 ms. Remains 51 /56 variables (removed 5) and now considering 151/176 (removed 25) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 51/56 places, 151/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 151 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions 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 56 transition count 171
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 51 transition count 171
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 16 place count 45 transition count 140
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 45 transition count 140
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 28 place count 42 transition count 137
Applied a total of 28 rules in 9 ms. Remains 42 /56 variables (removed 14) and now considering 137/176 (removed 39) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 9 ms. Remains : 42/56 places, 137/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 137 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 56 transition count 170
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 50 transition count 170
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 17 place count 45 transition count 145
Iterating global reduction 2 with 5 rules applied. Total rules applied 22 place count 45 transition count 145
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 2 with 4 rules applied. Total rules applied 26 place count 43 transition count 143
Applied a total of 26 rules in 11 ms. Remains 43 /56 variables (removed 13) and now considering 143/176 (removed 33) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 11 ms. Remains : 43/56 places, 143/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 6 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 143 transitions.
Finished random walk after 717 steps, including 58 resets, run visited all 1 properties in 7 ms. (steps per millisecond=102 )
FORMULA AutonomousCar-PT-05a-CTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 56 transition count 170
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 50 transition count 170
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 17 place count 45 transition count 145
Iterating global reduction 2 with 5 rules applied. Total rules applied 22 place count 45 transition count 145
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 2 with 4 rules applied. Total rules applied 26 place count 43 transition count 143
Applied a total of 26 rules in 23 ms. Remains 43 /56 variables (removed 13) and now considering 143/176 (removed 33) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 24 ms. Remains : 43/56 places, 143/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 14 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 11 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 143 transitions.
Finished random walk after 189 steps, including 12 resets, run visited all 1 properties in 1 ms. (steps per millisecond=189 )
FORMULA AutonomousCar-PT-05a-CTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 50 transition count 145
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 50 transition count 145
Applied a total of 12 rules in 2 ms. Remains 50 /56 variables (removed 6) and now considering 145/176 (removed 31) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 50/56 places, 145/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 145 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions 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 56 transition count 172
Reduce places removed 4 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6 rules applied. Total rules applied 10 place count 52 transition count 170
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 12 place count 50 transition count 170
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 16 place count 46 transition count 151
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 46 transition count 151
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 24 place count 44 transition count 149
Applied a total of 24 rules in 11 ms. Remains 44 /56 variables (removed 12) and now considering 149/176 (removed 27) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 11 ms. Remains : 44/56 places, 149/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 149 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 51 transition count 151
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 51 transition count 151
Applied a total of 10 rules in 1 ms. Remains 51 /56 variables (removed 5) and now considering 151/176 (removed 25) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 51/56 places, 151/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 35 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 151 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Drop transitions 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 56 transition count 171
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 51 transition count 171
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 51 transition count 170
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 50 transition count 170
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 18 place count 44 transition count 139
Iterating global reduction 2 with 6 rules applied. Total rules applied 24 place count 44 transition count 139
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 2 with 4 rules applied. Total rules applied 28 place count 42 transition count 137
Applied a total of 28 rules in 10 ms. Remains 42 /56 variables (removed 14) and now considering 137/176 (removed 39) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 10 ms. Remains : 42/56 places, 137/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 7 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 137 transitions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 176/176 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 54 transition count 169
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 54 transition count 169
Applied a total of 4 rules in 1 ms. Remains 54 /56 variables (removed 2) and now considering 169/176 (removed 7) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 54/56 places, 169/176 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 8 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 9 ms
[2023-03-12 16:13:42] [INFO ] Input system was already deterministic with 169 transitions.
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 21 ms
[2023-03-12 16:13:42] [INFO ] Flatten gal took : 11 ms
[2023-03-12 16:13:42] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/CTLFireability.sr.xml took 5 ms.
[2023-03-12 16:13:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 56 places, 176 transitions and 1293 arcs took 2 ms.
Total runtime 3975 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --ctl=/tmp/470/ctl_0_ --ctl=/tmp/470/ctl_1_ --ctl=/tmp/470/ctl_2_ --ctl=/tmp/470/ctl_3_ --ctl=/tmp/470/ctl_4_ --ctl=/tmp/470/ctl_5_ --ctl=/tmp/470/ctl_6_ --ctl=/tmp/470/ctl_7_ --ctl=/tmp/470/ctl_8_ --ctl=/tmp/470/ctl_9_ --ctl=/tmp/470/ctl_10_ --ctl=/tmp/470/ctl_11_ --ctl=/tmp/470/ctl_12_ --mu-par --mu-opt
FORMULA AutonomousCar-PT-05a-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-05 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-13 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-14 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA AutonomousCar-PT-05a-CTLFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678637639979

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -timeout 360 -rebuildPNML
mcc2023
ctl formula name AutonomousCar-PT-05a-CTLFireability-00
ctl formula formula --ctl=/tmp/470/ctl_0_
ctl formula name AutonomousCar-PT-05a-CTLFireability-01
ctl formula formula --ctl=/tmp/470/ctl_1_
ctl formula name AutonomousCar-PT-05a-CTLFireability-03
ctl formula formula --ctl=/tmp/470/ctl_2_
ctl formula name AutonomousCar-PT-05a-CTLFireability-04
ctl formula formula --ctl=/tmp/470/ctl_3_
ctl formula name AutonomousCar-PT-05a-CTLFireability-05
ctl formula formula --ctl=/tmp/470/ctl_4_
ctl formula name AutonomousCar-PT-05a-CTLFireability-06
ctl formula formula --ctl=/tmp/470/ctl_5_
ctl formula name AutonomousCar-PT-05a-CTLFireability-07
ctl formula formula --ctl=/tmp/470/ctl_6_
ctl formula name AutonomousCar-PT-05a-CTLFireability-08
ctl formula formula --ctl=/tmp/470/ctl_7_
ctl formula name AutonomousCar-PT-05a-CTLFireability-11
ctl formula formula --ctl=/tmp/470/ctl_8_
ctl formula name AutonomousCar-PT-05a-CTLFireability-12
ctl formula formula --ctl=/tmp/470/ctl_9_
ctl formula name AutonomousCar-PT-05a-CTLFireability-13
ctl formula formula --ctl=/tmp/470/ctl_10_
ctl formula name AutonomousCar-PT-05a-CTLFireability-14
ctl formula formula --ctl=/tmp/470/ctl_11_
ctl formula name AutonomousCar-PT-05a-CTLFireability-15
ctl formula formula --ctl=/tmp/470/ctl_12_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 56 places, 176 transitions and 1293 arcs
pnml2lts-sym: Petri net Petri analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.010 real 0.010 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 176->158 groups
pnml2lts-sym: Regrouping took 0.030 real 0.020 user 0.000 sys
pnml2lts-sym: state vector length is 56; there are 158 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: Exploration took 107851 group checks and 0 next state calls
pnml2lts-sym: reachability took 1.270 real 5.050 user 0.020 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 1803067 states, 9339 nodes
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/470/ctl_4_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_5_ does not hold for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_6_ does not hold for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/470/ctl_7_ does not hold for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_2_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_12_ does not hold for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_11_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_8_ holds for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/470/ctl_10_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_9_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_3_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_1_ holds for the initial state
pnml2lts-sym: Formula /tmp/470/ctl_0_ holds for the initial state
pnml2lts-sym: group_next: 3044 nodes total
pnml2lts-sym: group_explored: 4147 nodes, 26523 short vectors total
pnml2lts-sym: max token count: 1

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-05a"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is AutonomousCar-PT-05a, 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 r009-oct2-167813598100594"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-05a.tgz
mv AutonomousCar-PT-05a 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 ;