Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r425-tajo-167905977900204.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ShieldRVt-PT-002B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r425-tajo-167905977900204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 8.0K Feb 25 22:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Feb 25 22:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 22:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 22:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 17:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 22:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 22:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 22:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 25 22:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 24K Mar 5 18:23 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 ShieldRVt-PT-002B-LTLFireability-00
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-01
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-02
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-03
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-04
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-05
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-06
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-07
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-08
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-09
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-10
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-11
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-12
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-13
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-14
FORMULA_NAME ShieldRVt-PT-002B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679304077799

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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-002B
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 09:21:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 09:21:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 09:21:19] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2023-03-20 09:21:19] [INFO ] Transformed 103 places.
[2023-03-20 09:21:19] [INFO ] Transformed 103 transitions.
[2023-03-20 09:21:19] [INFO ] Found NUPN structural information;
[2023-03-20 09:21:19] [INFO ] Parsed PT model containing 103 places and 103 transitions and 242 arcs in 100 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ShieldRVt-PT-002B-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 103 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 103/103 places, 103/103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 91 transition count 91
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 91 transition count 91
Applied a total of 24 rules in 35 ms. Remains 91 /103 variables (removed 12) and now considering 91/103 (removed 12) transitions.
// Phase 1: matrix 91 rows 91 cols
[2023-03-20 09:21:19] [INFO ] Computed 9 place invariants in 6 ms
[2023-03-20 09:21:20] [INFO ] Implicit Places using invariants in 220 ms returned []
[2023-03-20 09:21:20] [INFO ] Invariant cache hit.
[2023-03-20 09:21:20] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
[2023-03-20 09:21:20] [INFO ] Invariant cache hit.
[2023-03-20 09:21:20] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 91/103 places, 91/103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 545 ms. Remains : 91/103 places, 91/103 transitions.
Support contains 30 out of 91 places after structural reductions.
[2023-03-20 09:21:20] [INFO ] Flatten gal took : 68 ms
[2023-03-20 09:21:20] [INFO ] Flatten gal took : 19 ms
[2023-03-20 09:21:20] [INFO ] Input system was already deterministic with 91 transitions.
Incomplete random walk after 10000 steps, including 6 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 29) seen :28
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 09:21:21] [INFO ] Invariant cache hit.
[2023-03-20 09:21:21] [INFO ] [Real]Absence check using 9 positive place invariants in 10 ms returned sat
[2023-03-20 09:21:21] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 09:21:21] [INFO ] Deduced a trap composed of 10 places in 128 ms of which 31 ms to minimize.
[2023-03-20 09:21:21] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 0 ms to minimize.
[2023-03-20 09:21:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 181 ms
[2023-03-20 09:21:21] [INFO ] After 285ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 09:21:21] [INFO ] After 452ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 09:21:21] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:21] [INFO ] After 24ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 09:21:21] [INFO ] Deduced a trap composed of 10 places in 100 ms of which 1 ms to minimize.
[2023-03-20 09:21:21] [INFO ] Deduced a trap composed of 21 places in 113 ms of which 21 ms to minimize.
[2023-03-20 09:21:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 231 ms
[2023-03-20 09:21:21] [INFO ] After 259ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-20 09:21:21] [INFO ] After 319ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 91/91 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 91 transition count 67
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 25 rules applied. Total rules applied 49 place count 67 transition count 66
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 50 place count 66 transition count 66
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 50 place count 66 transition count 55
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 72 place count 55 transition count 55
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 78 place count 49 transition count 49
Iterating global reduction 3 with 6 rules applied. Total rules applied 84 place count 49 transition count 49
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 84 place count 49 transition count 45
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 92 place count 45 transition count 45
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 128 place count 27 transition count 27
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 129 place count 27 transition count 26
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 4 with 2 rules applied. Total rules applied 131 place count 26 transition count 25
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 139 place count 22 transition count 27
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 140 place count 22 transition count 26
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 141 place count 21 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 142 place count 20 transition count 25
Applied a total of 142 rules in 26 ms. Remains 20 /91 variables (removed 71) and now considering 25/91 (removed 66) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 20/91 places, 25/91 transitions.
Incomplete random walk after 10000 steps, including 99 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 32 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Probably explored full state space saw : 514 states, properties seen :0
Probabilistic random walk after 2692 steps, saw 514 distinct states, run finished after 16 ms. (steps per millisecond=168 ) properties seen :0
Explored full state space saw : 514 states, properties seen :0
Exhaustive walk after 2692 steps, saw 514 distinct states, run finished after 4 ms. (steps per millisecond=673 ) properties seen :0
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
FORMULA ShieldRVt-PT-002B-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 28 stabilizing places and 28 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X(G((p1&&X(p0)))))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 9 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:22] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-20 09:21:23] [INFO ] Implicit Places using invariants in 1055 ms returned []
[2023-03-20 09:21:23] [INFO ] Invariant cache hit.
[2023-03-20 09:21:23] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 1187 ms to find 0 implicit places.
[2023-03-20 09:21:23] [INFO ] Invariant cache hit.
[2023-03-20 09:21:23] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1303 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 414 ms :[true, (NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 0}, { cond=p1, acceptance={} source=3 dest: 4}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(EQ s17 0), p1:(EQ s77 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 427 ms.
Product exploration explored 100000 steps with 50000 reset in 166 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Detected a total of 23/80 stabilizing places and 23/80 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 91 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002B-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002B-LTLFireability-00 finished in 2478 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 90 transition count 64
Reduce places removed 26 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 27 rules applied. Total rules applied 53 place count 64 transition count 63
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 54 place count 63 transition count 63
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 54 place count 63 transition count 53
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 74 place count 53 transition count 53
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 81 place count 46 transition count 46
Iterating global reduction 3 with 7 rules applied. Total rules applied 88 place count 46 transition count 46
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 88 place count 46 transition count 41
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 98 place count 41 transition count 41
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 126 place count 27 transition count 27
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 127 place count 27 transition count 26
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 4 with 2 rules applied. Total rules applied 129 place count 26 transition count 25
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 139 place count 21 transition count 29
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 141 place count 19 transition count 27
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 142 place count 18 transition count 27
Applied a total of 142 rules in 17 ms. Remains 18 /91 variables (removed 73) and now considering 27/91 (removed 64) transitions.
// Phase 1: matrix 27 rows 18 cols
[2023-03-20 09:21:24] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-20 09:21:24] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-20 09:21:24] [INFO ] Invariant cache hit.
[2023-03-20 09:21:24] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-20 09:21:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 09:21:24] [INFO ] Invariant cache hit.
[2023-03-20 09:21:24] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/91 places, 27/91 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. Remains : 18/91 places, 27/91 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(NEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-01 finished in 196 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Applied a total of 20 rules in 12 ms. Remains 81 /91 variables (removed 10) and now considering 81/91 (removed 10) transitions.
// Phase 1: matrix 81 rows 81 cols
[2023-03-20 09:21:24] [INFO ] Computed 9 place invariants in 4 ms
[2023-03-20 09:21:24] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-20 09:21:24] [INFO ] Invariant cache hit.
[2023-03-20 09:21:25] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
[2023-03-20 09:21:25] [INFO ] Invariant cache hit.
[2023-03-20 09:21:25] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 81/91 places, 81/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 173 ms. Remains : 81/91 places, 81/91 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s42 0) (EQ s52 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 114 ms.
Product exploration explored 100000 steps with 50000 reset in 106 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 55 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002B-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002B-LTLFireability-02 finished in 540 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&G(F(p1))))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 81 transition count 81
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 79 transition count 79
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 79 transition count 79
Applied a total of 24 rules in 8 ms. Remains 79 /91 variables (removed 12) and now considering 79/91 (removed 12) transitions.
// Phase 1: matrix 79 rows 79 cols
[2023-03-20 09:21:25] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:25] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-20 09:21:25] [INFO ] Invariant cache hit.
[2023-03-20 09:21:25] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
[2023-03-20 09:21:25] [INFO ] Invariant cache hit.
[2023-03-20 09:21:25] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 79/91 places, 79/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 166 ms. Remains : 79/91 places, 79/91 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(NEQ s57 1), p0:(NEQ s32 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 728 reset in 121 ms.
Product exploration explored 100000 steps with 676 reset in 144 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p1 p0), (X p1), (X p0), true, (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 266 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p1), (NOT p1)]
Finished random walk after 328 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=164 )
Knowledge obtained : [(AND p1 p0), (X p1), (X p0), true, (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 6 factoid took 208 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (NOT p1)]
Support contains 1 out of 79 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 79/79 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 78 transition count 59
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 38 place count 59 transition count 59
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 38 place count 59 transition count 44
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 68 place count 44 transition count 44
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 100 place count 28 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 101 place count 28 transition count 27
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 103 place count 27 transition count 26
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 111 place count 23 transition count 28
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 112 place count 23 transition count 28
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 114 place count 21 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 115 place count 20 transition count 26
Applied a total of 115 rules in 10 ms. Remains 20 /79 variables (removed 59) and now considering 26/79 (removed 53) transitions.
// Phase 1: matrix 26 rows 20 cols
[2023-03-20 09:21:26] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-20 09:21:26] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 09:21:26] [INFO ] Invariant cache hit.
[2023-03-20 09:21:26] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-20 09:21:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 09:21:26] [INFO ] Invariant cache hit.
[2023-03-20 09:21:27] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/79 places, 26/79 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 222 ms. Remains : 20/79 places, 26/79 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 141 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p1), (NOT p1)]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 144 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p1), (NOT p1)]
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-03 finished in 2284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0||(p1&&X((p2||F(p3))))) U (G((p0||(p1&&X((p2||F(p3))))))||((p0||(p1&&X((p2||F(p3)))))&&G(p2))))))'
Support contains 4 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Applied a total of 18 rules in 3 ms. Remains 82 /91 variables (removed 9) and now considering 82/91 (removed 9) transitions.
// Phase 1: matrix 82 rows 82 cols
[2023-03-20 09:21:27] [INFO ] Computed 9 place invariants in 3 ms
[2023-03-20 09:21:27] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-20 09:21:27] [INFO ] Invariant cache hit.
[2023-03-20 09:21:27] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-20 09:21:27] [INFO ] Invariant cache hit.
[2023-03-20 09:21:28] [INFO ] Dead Transitions using invariants and state equation in 75 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 82/91 places, 82/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 206 ms. Remains : 82/91 places, 82/91 transitions.
Stuttering acceptance computed with spot in 280 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p2) (NOT p3))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p2) p0) (AND (NOT p2) p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 1}, { cond=(OR (AND p2 p0) (AND p2 p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0) p1 (NOT p3)), acceptance={0, 1} source=1 dest: 1}, { cond=(OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3))), acceptance={0} source=1 dest: 3}, { cond=(AND (NOT p2) (NOT p0) (NOT p1) (NOT p3)), acceptance={0, 1} source=1 dest: 3}], [{ cond=(OR (AND (NOT p2) p0) (AND (NOT p2) p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={0, 1} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=(OR (AND p2 p0) (AND p2 p1)), acceptance={} source=2 dest: 2}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={1} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1 (NOT p3)), acceptance={0, 1} source=3 dest: 1}, { cond=(OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3))), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1) (NOT p3)), acceptance={0, 1} source=3 dest: 3}, { cond=(OR (AND p2 p0 (NOT p3)) (AND p2 p1 (NOT p3))), acceptance={} source=3 dest: 4}], [{ cond=(AND p2 (NOT p0) p1 (NOT p3)), acceptance={1} source=4 dest: 1}, { cond=(AND (NOT p2) (NOT p0) p1 (NOT p3)), acceptance={0, 1} source=4 dest: 1}, { cond=(OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3))), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p0) (NOT p1) (NOT p3)), acceptance={0, 1} source=4 dest: 3}, { cond=(OR (AND p2 p0 (NOT p3)) (AND p2 p1 (NOT p3))), acceptance={} source=4 dest: 4}, { cond=(AND p2 (NOT p0) (NOT p1) (NOT p3)), acceptance={1} source=4 dest: 4}]], initial=0, aps=[p2:(NEQ s61 1), p0:(EQ s7 1), p1:(NEQ s50 1), p3:(NEQ s45 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 32537 reset in 161 ms.
Product exploration explored 100000 steps with 32661 reset in 132 ms.
Computed a total of 24 stabilizing places and 24 stable transitions
Computed a total of 24 stabilizing places and 24 stable transitions
Detected a total of 24/82 stabilizing places and 24/82 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p0) p1 p3), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (OR (AND p2 p0) (AND p2 p1))), (X (NOT (AND (NOT p2) (NOT p0) p1 (NOT p3)))), (X (NOT (OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3))))), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT (OR (AND p2 p0 (NOT p3)) (AND p2 p1 (NOT p3)))))), (X (X (OR (AND p2 p0) (AND p2 p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1 (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3)))))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 24 factoid took 1294 ms. Reduced automaton from 5 states, 22 edges and 4 AP (stutter sensitive) to 6 states, 25 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 273 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p2) (NOT p3)), false]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 277 ms. (steps per millisecond=36 ) properties (out of 13) seen :8
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-20 09:21:30] [INFO ] Invariant cache hit.
[2023-03-20 09:21:30] [INFO ] [Real]Absence check using 9 positive place invariants in 20 ms returned sat
[2023-03-20 09:21:30] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:3
[2023-03-20 09:21:30] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:30] [INFO ] After 36ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :0
Fused 5 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND p2 (NOT p0) p1 p3), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (OR (AND p2 p0) (AND p2 p1))), (X (NOT (AND (NOT p2) (NOT p0) p1 (NOT p3)))), (X (NOT (OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3))))), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT (OR (AND p2 p0 (NOT p3)) (AND p2 p1 (NOT p3)))))), (X (X (OR (AND p2 p0) (AND p2 p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1 (NOT p3))))), (X (X (NOT (OR (AND (NOT p2) p0 (NOT p3)) (AND (NOT p2) p1 (NOT p3)))))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p3) (G (NOT p3)))), (G (NOT (AND (NOT p2) (NOT p3) (NOT p0) p1))), (G (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (G (NOT (AND p2 (NOT p3) (NOT p0) (NOT p1)))), (G (NOT (AND (NOT p2) (NOT p3) p0))), (G (NOT (OR (AND (NOT p2) (NOT p3) (NOT p0)) (AND (NOT p3) (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND p2 (NOT p0) (NOT p1))), (F (AND (NOT p2) (NOT p0) (NOT p1))), (F (AND p2 (NOT p3) (NOT p0) p1)), (F (NOT (OR (AND p2 p0) (AND p2 p1)))), (F (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (F (NOT (OR (AND p2 (NOT p0) p1) (AND p3 (NOT p0) p1)))), (F (AND (NOT p0) (NOT p1))), (F (OR (AND p2 (NOT p3) p0) (AND p2 (NOT p3) p1)))]
Knowledge based reduction with 29 factoid took 1721 ms. Reduced automaton from 6 states, 25 edges and 4 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Support contains 3 out of 82 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 82/82 places, 82/82 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 81 transition count 62
Reduce places removed 19 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 20 rules applied. Total rules applied 39 place count 62 transition count 61
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 40 place count 61 transition count 61
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 40 place count 61 transition count 45
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 3 with 32 rules applied. Total rules applied 72 place count 45 transition count 45
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 98 place count 32 transition count 32
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 110 place count 26 transition count 38
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 111 place count 25 transition count 37
Applied a total of 111 rules in 24 ms. Remains 25 /82 variables (removed 57) and now considering 37/82 (removed 45) transitions.
// Phase 1: matrix 37 rows 25 cols
[2023-03-20 09:21:32] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:32] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-20 09:21:32] [INFO ] Invariant cache hit.
[2023-03-20 09:21:32] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-20 09:21:32] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-20 09:21:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 09:21:32] [INFO ] Invariant cache hit.
[2023-03-20 09:21:32] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/82 places, 37/82 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 178 ms. Remains : 25/82 places, 37/82 transitions.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/25 stabilizing places and 4/37 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (OR (AND p2 p0) (AND p2 p1))), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (OR (AND p2 p0) (AND p2 p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 486 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Finished random walk after 25 steps, including 0 resets, run visited all 5 properties in 1 ms. (steps per millisecond=25 )
Knowledge obtained : [(AND p2 (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (OR (AND p2 p0) (AND p2 p1))), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (OR (AND p2 p0) (AND p2 p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND p2 (NOT p0) (NOT p1))), (F (AND (NOT p2) (NOT p0) (NOT p1))), (F (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (F (NOT (OR (AND p2 p0) (AND p2 p1)))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 12 factoid took 714 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Stuttering criterion allowed to conclude after 115 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-05 finished in 6856 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(G((X(p0) U p1)))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 14 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:34] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-20 09:21:34] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-20 09:21:34] [INFO ] Invariant cache hit.
[2023-03-20 09:21:34] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2023-03-20 09:21:34] [INFO ] Invariant cache hit.
[2023-03-20 09:21:34] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 316 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s14 1), p0:(EQ s37 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 1408 steps with 2 reset in 2 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-06 finished in 462 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U (p1&&G(p0)))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 6 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:35] [INFO ] Computed 9 place invariants in 0 ms
[2023-03-20 09:21:35] [INFO ] Implicit Places using invariants in 78 ms returned []
[2023-03-20 09:21:35] [INFO ] Invariant cache hit.
[2023-03-20 09:21:35] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
[2023-03-20 09:21:35] [INFO ] Invariant cache hit.
[2023-03-20 09:21:35] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 260 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(NEQ s71 1), p1:(EQ s72 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-07 finished in 416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(p1))))'
Support contains 3 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 6 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:35] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:35] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-20 09:21:35] [INFO ] Invariant cache hit.
[2023-03-20 09:21:35] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
[2023-03-20 09:21:35] [INFO ] Invariant cache hit.
[2023-03-20 09:21:35] [INFO ] Dead Transitions using invariants and state equation in 78 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 237 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 175 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p0:(AND (EQ s70 1) (EQ s79 1)), p1:(EQ s63 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-08 finished in 422 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G((p0||X(G(p1))))&&(p2 U p3)))))'
Support contains 5 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 3 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:35] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-20 09:21:36] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-20 09:21:36] [INFO ] Invariant cache hit.
[2023-03-20 09:21:36] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2023-03-20 09:21:36] [INFO ] Invariant cache hit.
[2023-03-20 09:21:36] [INFO ] Dead Transitions using invariants and state equation in 75 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 212 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 341 ms :[(OR (NOT p3) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p3) (AND (NOT p0) (NOT p1))), (OR (NOT p3) (AND (NOT p0) (NOT p1))), true, (OR (NOT p3) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p3) p2 p1), acceptance={0} source=0 dest: 0}, { cond=(AND p3 p1), acceptance={0} source=0 dest: 2}, { cond=(OR (AND (NOT p3) (NOT p2)) (NOT p1)), acceptance={0} source=0 dest: 5}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p3) p2), acceptance={0} source=6 dest: 0}, { cond=(AND p0 p3), acceptance={0} source=6 dest: 1}, { cond=(AND (NOT p0) p3), acceptance={0} source=6 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=6 dest: 5}, { cond=(AND p0 (NOT p3) p2), acceptance={0} source=6 dest: 6}]], initial=4, aps=[p3:(EQ s76 1), p2:(AND (EQ s2 1) (EQ s29 1)), p1:(AND (EQ s39 0) (EQ s76 0)), p0:(EQ s64 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-09 finished in 587 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 2 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:36] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:36] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-20 09:21:36] [INFO ] Invariant cache hit.
[2023-03-20 09:21:36] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
[2023-03-20 09:21:36] [INFO ] Invariant cache hit.
[2023-03-20 09:21:36] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 220 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s72 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-10 finished in 365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||(p1 U (G(p1)||(p1&&G(p2)))))))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 83 transition count 83
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 83 transition count 83
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 82 transition count 82
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Applied a total of 20 rules in 2 ms. Remains 81 /91 variables (removed 10) and now considering 81/91 (removed 10) transitions.
// Phase 1: matrix 81 rows 81 cols
[2023-03-20 09:21:36] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-20 09:21:36] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-20 09:21:36] [INFO ] Invariant cache hit.
[2023-03-20 09:21:37] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
[2023-03-20 09:21:37] [INFO ] Invariant cache hit.
[2023-03-20 09:21:37] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 81/91 places, 81/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 201 ms. Remains : 81/91 places, 81/91 transitions.
Stuttering acceptance computed with spot in 253 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=2 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0, 1} source=3 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={1} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s38 0), p2:(NEQ s79 1), p1:(NEQ s38 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 118 ms.
Product exploration explored 100000 steps with 33333 reset in 104 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p0 p2 p1)
Knowledge based reduction with 4 factoid took 169 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002B-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002B-LTLFireability-11 finished in 881 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(!p0) U G(p1)))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 81 transition count 81
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 79 transition count 79
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 79 transition count 79
Applied a total of 24 rules in 3 ms. Remains 79 /91 variables (removed 12) and now considering 79/91 (removed 12) transitions.
// Phase 1: matrix 79 rows 79 cols
[2023-03-20 09:21:37] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:37] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-20 09:21:37] [INFO ] Invariant cache hit.
[2023-03-20 09:21:37] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2023-03-20 09:21:37] [INFO ] Invariant cache hit.
[2023-03-20 09:21:37] [INFO ] Dead Transitions using invariants and state equation in 64 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 79/91 places, 79/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 175 ms. Remains : 79/91 places, 79/91 transitions.
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (NOT p1), (NOT p1), true, (AND p1 p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND p1 p0), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=4 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 3}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(NEQ s0 1), p0:(EQ s14 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 42 reset in 114 ms.
Product exploration explored 100000 steps with 40 reset in 152 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Detected a total of 22/79 stabilizing places and 22/79 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 459 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(NOT p1), (NOT p1), (NOT p1), true, (AND p0 p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 09:21:39] [INFO ] Invariant cache hit.
[2023-03-20 09:21:39] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:39] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F p1), (F (AND p0 p1)), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 7 factoid took 352 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Stuttering acceptance computed with spot in 183 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
[2023-03-20 09:21:39] [INFO ] Invariant cache hit.
[2023-03-20 09:21:39] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 09:21:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-20 09:21:39] [INFO ] Computed and/alt/rep : 78/115/78 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-20 09:21:39] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 79/79 transitions.
Applied a total of 0 rules in 0 ms. Remains 79 /79 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-20 09:21:39] [INFO ] Invariant cache hit.
[2023-03-20 09:21:39] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-20 09:21:39] [INFO ] Invariant cache hit.
[2023-03-20 09:21:40] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2023-03-20 09:21:40] [INFO ] Invariant cache hit.
[2023-03-20 09:21:40] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 141 ms. Remains : 79/79 places, 79/79 transitions.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Detected a total of 22/79 stabilizing places and 22/79 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 171 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Finished random walk after 162 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=162 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F p0), (F p1)]
Knowledge based reduction with 5 factoid took 286 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Stuttering acceptance computed with spot in 237 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
[2023-03-20 09:21:41] [INFO ] Invariant cache hit.
[2023-03-20 09:21:41] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 09:21:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-20 09:21:41] [INFO ] Computed and/alt/rep : 78/115/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-20 09:21:41] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 272 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Product exploration explored 100000 steps with 49 reset in 145 ms.
Product exploration explored 100000 steps with 46 reset in 144 ms.
Applying partial POR strategy [false, false, false, true, true, true]
Stuttering acceptance computed with spot in 243 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 79/79 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 79 transition count 79
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9 Pre rules applied. Total rules applied 20 place count 79 transition count 87
Deduced a syphon composed of 29 places in 0 ms
Iterating global reduction 1 with 9 rules applied. Total rules applied 29 place count 79 transition count 87
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 52 places in 0 ms
Iterating global reduction 1 with 23 rules applied. Total rules applied 52 place count 79 transition count 87
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 53 place count 79 transition count 86
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 68 place count 64 transition count 71
Deduced a syphon composed of 37 places in 0 ms
Iterating global reduction 2 with 15 rules applied. Total rules applied 83 place count 64 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 84 place count 64 transition count 71
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 86 place count 62 transition count 69
Deduced a syphon composed of 36 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 88 place count 62 transition count 69
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 42 places in 0 ms
Iterating global reduction 2 with 6 rules applied. Total rules applied 94 place count 62 transition count 101
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 100 place count 56 transition count 89
Deduced a syphon composed of 36 places in 0 ms
Iterating global reduction 2 with 6 rules applied. Total rules applied 106 place count 56 transition count 89
Deduced a syphon composed of 36 places in 0 ms
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 109 place count 56 transition count 86
Deduced a syphon composed of 36 places in 0 ms
Applied a total of 109 rules in 26 ms. Remains 56 /79 variables (removed 23) and now considering 86/79 (removed -7) transitions.
[2023-03-20 09:21:42] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 86 rows 56 cols
[2023-03-20 09:21:42] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:42] [INFO ] Dead Transitions using invariants and state equation in 65 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 56/79 places, 86/79 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 100 ms. Remains : 56/79 places, 86/79 transitions.
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 79/79 transitions.
Applied a total of 0 rules in 1 ms. Remains 79 /79 variables (removed 0) and now considering 79/79 (removed 0) transitions.
// Phase 1: matrix 79 rows 79 cols
[2023-03-20 09:21:42] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:42] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-20 09:21:42] [INFO ] Invariant cache hit.
[2023-03-20 09:21:42] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2023-03-20 09:21:42] [INFO ] Invariant cache hit.
[2023-03-20 09:21:42] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 181 ms. Remains : 79/79 places, 79/79 transitions.
Treatment of property ShieldRVt-PT-002B-LTLFireability-12 finished in 4958 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0&&G(p1))))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 80 transition count 80
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 80 transition count 80
Applied a total of 22 rules in 3 ms. Remains 80 /91 variables (removed 11) and now considering 80/91 (removed 11) transitions.
// Phase 1: matrix 80 rows 80 cols
[2023-03-20 09:21:42] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-20 09:21:42] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-20 09:21:42] [INFO ] Invariant cache hit.
[2023-03-20 09:21:42] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2023-03-20 09:21:42] [INFO ] Invariant cache hit.
[2023-03-20 09:21:42] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 80/91 places, 80/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 169 ms. Remains : 80/91 places, 80/91 transitions.
Stuttering acceptance computed with spot in 163 ms :[true, (OR (NOT p1) p0), (NOT p1), (OR (NOT p1) p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(OR p0 (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(EQ s65 0), p0:(NEQ s45 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLFireability-15 finished in 351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(!p0) U G(p1)))))'
Found a Lengthening insensitive property : ShieldRVt-PT-002B-LTLFireability-12
Stuttering acceptance computed with spot in 209 ms :[(NOT p1), (NOT p1), (NOT p1), true, (AND p1 p0), (NOT p1)]
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Drop transitions removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 91 transition count 66
Reduce places removed 25 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 26 rules applied. Total rules applied 51 place count 66 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 52 place count 65 transition count 65
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 52 place count 65 transition count 54
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 74 place count 54 transition count 54
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 81 place count 47 transition count 47
Iterating global reduction 3 with 7 rules applied. Total rules applied 88 place count 47 transition count 47
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 88 place count 47 transition count 42
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 98 place count 42 transition count 42
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 132 place count 25 transition count 25
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 133 place count 25 transition count 24
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 4 with 2 rules applied. Total rules applied 135 place count 24 transition count 23
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 143 place count 20 transition count 25
Applied a total of 143 rules in 12 ms. Remains 20 /91 variables (removed 71) and now considering 25/91 (removed 66) transitions.
// Phase 1: matrix 25 rows 20 cols
[2023-03-20 09:21:43] [INFO ] Computed 9 place invariants in 0 ms
[2023-03-20 09:21:43] [INFO ] Implicit Places using invariants in 32 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 19/91 places, 25/91 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 46 ms. Remains : 19/91 places, 25/91 transitions.
Running random walk in product with property : ShieldRVt-PT-002B-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND p1 p0), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=4 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 3}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(NEQ s0 1), p0:(EQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 940 reset in 144 ms.
Product exploration explored 100000 steps with 948 reset in 152 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/19 stabilizing places and 1/25 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 255 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (NOT p1), (NOT p1), true, (AND p0 p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 111 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 25 rows 19 cols
[2023-03-20 09:21:44] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-20 09:21:44] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-20 09:21:44] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F p1), (F (AND p0 p1)), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 7 factoid took 409 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Stuttering acceptance computed with spot in 202 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
[2023-03-20 09:21:45] [INFO ] Invariant cache hit.
[2023-03-20 09:21:45] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-20 09:21:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 09:21:45] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-20 09:21:45] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-20 09:21:45] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2023-03-20 09:21:45] [INFO ] Computed and/alt/rep : 24/150/24 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 09:21:45] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2023-03-20 09:21:45] [INFO ] Invariant cache hit.
[2023-03-20 09:21:45] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 09:21:45] [INFO ] Invariant cache hit.
[2023-03-20 09:21:45] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-20 09:21:45] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-20 09:21:45] [INFO ] Invariant cache hit.
[2023-03-20 09:21:45] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 112 ms. Remains : 19/19 places, 25/25 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/19 stabilizing places and 1/25 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 229 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 207 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Finished random walk after 20 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=20 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F p0), (F p1)]
Knowledge based reduction with 5 factoid took 243 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 6 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Stuttering acceptance computed with spot in 238 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
[2023-03-20 09:21:46] [INFO ] Invariant cache hit.
[2023-03-20 09:21:46] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-20 09:21:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 09:21:46] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-20 09:21:46] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-20 09:21:46] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2023-03-20 09:21:46] [INFO ] Computed and/alt/rep : 24/150/24 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-20 09:21:46] [INFO ] Added : 0 causal constraints over 0 iterations in 31 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 266 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Product exploration explored 100000 steps with 923 reset in 125 ms.
Product exploration explored 100000 steps with 961 reset in 143 ms.
Applying partial POR strategy [false, false, false, true, true, true]
Stuttering acceptance computed with spot in 351 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0, (NOT p1)]
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2023-03-20 09:21:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 09:21:47] [INFO ] Invariant cache hit.
[2023-03-20 09:21:47] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 88 ms. Remains : 19/19 places, 25/25 transitions.
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2023-03-20 09:21:47] [INFO ] Invariant cache hit.
[2023-03-20 09:21:47] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-20 09:21:47] [INFO ] Invariant cache hit.
[2023-03-20 09:21:47] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-20 09:21:47] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2023-03-20 09:21:47] [INFO ] Invariant cache hit.
[2023-03-20 09:21:47] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 153 ms. Remains : 19/19 places, 25/25 transitions.
Treatment of property ShieldRVt-PT-002B-LTLFireability-12 finished in 4667 ms.
[2023-03-20 09:21:47] [INFO ] Flatten gal took : 25 ms
[2023-03-20 09:21:47] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-20 09:21:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 91 places, 91 transitions and 218 arcs took 2 ms.
Total runtime 28215 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2046/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ShieldRVt-PT-002B-LTLFireability-12

BK_STOP 1679304108292

--------------------
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//
++ perl -pe 's/.*\.//g'
++ 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 LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name ShieldRVt-PT-002B-LTLFireability-12
ltl formula formula --ltl=/tmp/2046/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 91 places, 91 transitions and 218 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2046/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2046/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2046/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2046/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="ShieldRVt-PT-002B"
export BK_EXAMINATION="LTLFireability"
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 ShieldRVt-PT-002B, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r425-tajo-167905977900204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-002B.tgz
mv ShieldRVt-PT-002B execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;