Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r025-smll-171620166100219.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is AutonomousCar-PT-01a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r025-smll-171620166100219
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Apr 22 14:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 17:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 178K Apr 12 17:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Apr 12 17:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K Apr 12 17:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 11K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1716342617370

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-01a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 01:50:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-22 01:50:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 01:50:19] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2024-05-22 01:50:19] [INFO ] Transformed 25 places.
[2024-05-22 01:50:19] [INFO ] Transformed 35 transitions.
[2024-05-22 01:50:19] [INFO ] Found NUPN structural information;
[2024-05-22 01:50:19] [INFO ] Parsed PT model containing 25 places and 35 transitions and 143 arcs in 228 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 9 transitions
Reduce redundant transitions removed 9 transitions.
FORMULA AutonomousCar-PT-01a-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 17 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Applied a total of 0 rules in 15 ms. Remains 25 /25 variables (removed 0) and now considering 26/26 (removed 0) transitions.
[2024-05-22 01:50:19] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
// Phase 1: matrix 25 rows 25 cols
[2024-05-22 01:50:19] [INFO ] Computed 6 invariants in 6 ms
[2024-05-22 01:50:20] [INFO ] Implicit Places using invariants in 229 ms returned []
[2024-05-22 01:50:20] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2024-05-22 01:50:20] [INFO ] Invariant cache hit.
[2024-05-22 01:50:20] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-22 01:50:20] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
Running 25 sub problems to find dead transitions.
[2024-05-22 01:50:20] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2024-05-22 01:50:20] [INFO ] Invariant cache hit.
[2024-05-22 01:50:20] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 25 unsolved
[2024-05-22 01:50:20] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 11 ms to minimize.
[2024-05-22 01:50:20] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 2 ms to minimize.
[2024-05-22 01:50:20] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
[2024-05-22 01:50:20] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
[2024-05-22 01:50:20] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (OVERLAPS) 24/49 variables, 25/61 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/49 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/49 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (OVERLAPS) 1/50 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/50 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (OVERLAPS) 0/50 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 68 constraints, problems are : Problem set: 0 solved, 25 unsolved in 1108 ms.
Refiners :[Domain max(s): 25/25 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 25 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (OVERLAPS) 1/25 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (OVERLAPS) 24/49 variables, 25/61 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/49 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/49 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (OVERLAPS) 1/50 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/50 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 12 (OVERLAPS) 0/50 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 93 constraints, problems are : Problem set: 0 solved, 25 unsolved in 577 ms.
Refiners :[Domain max(s): 25/25 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 25/25 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 5/5 constraints]
After SMT, in 1760ms problems are : Problem set: 0 solved, 25 unsolved
Search for dead transitions found 0 dead transitions in 1775ms
Finished structural reductions in LTL mode , in 1 iterations and 2179 ms. Remains : 25/25 places, 26/26 transitions.
Support contains 17 out of 25 places after structural reductions.
[2024-05-22 01:50:22] [INFO ] Flatten gal took : 27 ms
[2024-05-22 01:50:22] [INFO ] Flatten gal took : 9 ms
[2024-05-22 01:50:22] [INFO ] Input system was already deterministic with 26 transitions.
RANDOM walk for 40000 steps (3468 resets) in 797 ms. (50 steps per ms) remains 1/16 properties
BEST_FIRST walk for 40003 steps (1300 resets) in 312 ms. (127 steps per ms) remains 1/1 properties
[2024-05-22 01:50:22] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2024-05-22 01:50:22] [INFO ] Invariant cache hit.
[2024-05-22 01:50:22] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp15 is UNSAT
After SMT solving in domain Real declared 9/50 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 29 ms.
Refiners :[Domain max(s): 2/25 constraints, Positive P Invariants (semi-flows): 2/6 constraints, State Equation: 0/25 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 39ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA AutonomousCar-PT-01a-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA AutonomousCar-PT-01a-LTLCardinality-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
FORMULA AutonomousCar-PT-01a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 2 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 24
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 22 transition count 23
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 21 transition count 23
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 7 place count 19 transition count 20
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 19 transition count 20
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 13 place count 17 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 15 place count 16 transition count 18
Applied a total of 15 rules in 44 ms. Remains 16 /25 variables (removed 9) and now considering 18/26 (removed 8) transitions.
// Phase 1: matrix 18 rows 16 cols
[2024-05-22 01:50:22] [INFO ] Computed 4 invariants in 1 ms
[2024-05-22 01:50:22] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-22 01:50:22] [INFO ] Invariant cache hit.
[2024-05-22 01:50:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 01:50:23] [INFO ] Implicit Places using invariants and state equation in 55 ms returned [12, 14]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 98 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/25 places, 18/26 transitions.
Applied a total of 0 rules in 9 ms. Remains 14 /14 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 151 ms. Remains : 14/25 places, 18/26 transitions.
Stuttering acceptance computed with spot in 256 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-02
Stuttering criterion allowed to conclude after 20 steps with 4 reset in 3 ms.
FORMULA AutonomousCar-PT-01a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLCardinality-02 finished in 492 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 23 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 23 transition count 23
Applied a total of 4 rules in 2 ms. Remains 23 /25 variables (removed 2) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 23 cols
[2024-05-22 01:50:23] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:23] [INFO ] Implicit Places using invariants in 47 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 23/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 22/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-03
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLCardinality-03 finished in 216 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(X(F(p1)))||p0))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 25 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 23 transition count 24
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 22 transition count 22
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 22 transition count 22
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 10 place count 20 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 19 transition count 20
Applied a total of 12 rules in 14 ms. Remains 19 /25 variables (removed 6) and now considering 20/26 (removed 6) transitions.
[2024-05-22 01:50:23] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
// Phase 1: matrix 19 rows 19 cols
[2024-05-22 01:50:23] [INFO ] Computed 6 invariants in 1 ms
[2024-05-22 01:50:23] [INFO ] Implicit Places using invariants in 42 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 43 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/25 places, 20/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 59 ms. Remains : 18/25 places, 20/26 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-05
Product exploration explored 100000 steps with 3 reset in 277 ms.
Product exploration explored 100000 steps with 0 reset in 143 ms.
Computed a total of 2 stabilizing places and 3 stable transitions
Computed a total of 2 stabilizing places and 3 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 122 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 32 steps (4 resets) in 19 ms. (1 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 p1), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) p1))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 236 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-22 01:50:24] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
// Phase 1: matrix 19 rows 18 cols
[2024-05-22 01:50:24] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:24] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-22 01:50:24] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2024-05-22 01:50:24] [INFO ] Invariant cache hit.
[2024-05-22 01:50:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 01:50:24] [INFO ] Implicit Places using invariants and state equation in 43 ms returned [13, 16]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 81 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/18 places, 20/20 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 16 transition count 19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 15 transition count 19
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 0 with 2 rules applied. Total rules applied 4 place count 14 transition count 18
Applied a total of 4 rules in 8 ms. Remains 14 /16 variables (removed 2) and now considering 18/20 (removed 2) transitions.
[2024-05-22 01:50:24] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
// Phase 1: matrix 17 rows 14 cols
[2024-05-22 01:50:24] [INFO ] Computed 3 invariants in 1 ms
[2024-05-22 01:50:24] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-22 01:50:24] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2024-05-22 01:50:24] [INFO ] Invariant cache hit.
[2024-05-22 01:50:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 01:50:24] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/18 places, 18/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 170 ms. Remains : 14/18 places, 18/20 transitions.
Computed a total of 5 stabilizing places and 6 stable transitions
Computed a total of 5 stabilizing places and 6 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 110 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 17 steps (1 resets) in 10 ms. (1 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 p1), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) p1))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 240 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1 reset in 119 ms.
Product exploration explored 100000 steps with 0 reset in 114 ms.
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-22 01:50:25] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2024-05-22 01:50:25] [INFO ] Invariant cache hit.
[2024-05-22 01:50:25] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-22 01:50:25] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2024-05-22 01:50:25] [INFO ] Invariant cache hit.
[2024-05-22 01:50:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 01:50:25] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2024-05-22 01:50:25] [INFO ] Redundant transitions in 0 ms returned []
Running 17 sub problems to find dead transitions.
[2024-05-22 01:50:25] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2024-05-22 01:50:25] [INFO ] Invariant cache hit.
[2024-05-22 01:50:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
[2024-05-22 01:50:26] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 1 ms to minimize.
[2024-05-22 01:50:26] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 16/30 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 1/31 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/31 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/31 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 21 constraints, problems are : Problem set: 0 solved, 17 unsolved in 380 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 16/30 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 17/37 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 1/31 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/31 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/31 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 38 constraints, problems are : Problem set: 0 solved, 17 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 2/2 constraints]
After SMT, in 666ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 667ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 746 ms. Remains : 14/14 places, 18/18 transitions.
Treatment of property AutonomousCar-PT-01a-LTLCardinality-05 finished in 3147 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 23 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 23 transition count 23
Applied a total of 4 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 23 cols
[2024-05-22 01:50:26] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:26] [INFO ] Implicit Places using invariants in 40 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 23/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 22/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-07
Product exploration explored 100000 steps with 33333 reset in 240 ms.
Product exploration explored 100000 steps with 33333 reset in 174 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 13 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-01a-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLCardinality-07 finished in 590 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 25
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 24 transition count 24
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 23 transition count 24
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 5 place count 22 transition count 23
Iterating global reduction 3 with 1 rules applied. Total rules applied 6 place count 22 transition count 23
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 8 place count 21 transition count 22
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 10 place count 20 transition count 22
Applied a total of 10 rules in 6 ms. Remains 20 /25 variables (removed 5) and now considering 22/26 (removed 4) transitions.
// Phase 1: matrix 22 rows 20 cols
[2024-05-22 01:50:27] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:27] [INFO ] Implicit Places using invariants in 69 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 70 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/25 places, 22/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 78 ms. Remains : 19/25 places, 22/26 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-08
Product exploration explored 100000 steps with 0 reset in 53 ms.
Product exploration explored 100000 steps with 0 reset in 61 ms.
Computed a total of 2 stabilizing places and 3 stable transitions
Computed a total of 2 stabilizing places and 3 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 103 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (4477 resets) in 124 ms. (320 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40000 steps (1446 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
// Phase 1: matrix 22 rows 19 cols
[2024-05-22 01:50:27] [INFO ] Computed 4 invariants in 0 ms
[2024-05-22 01:50:27] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/19 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 21/40 variables, 19/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/41 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 01:50:27] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 1 ms to minimize.
[2024-05-22 01:50:27] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 1 ms to minimize.
[2024-05-22 01:50:27] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2/19 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 01:50:27] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 21/40 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/40 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/40 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/41 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 29 constraints, problems are : Problem set: 0 solved, 1 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 228ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 22/22 transitions.
Graph (complete) has 59 edges and 19 vertex of which 18 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 18 transition count 20
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 18 transition count 19
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 17 transition count 18
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 17 transition count 18
Applied a total of 7 rules in 15 ms. Remains 17 /19 variables (removed 2) and now considering 18/22 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 17/19 places, 18/22 transitions.
RANDOM walk for 40000 steps (4313 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (1508 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Probably explored full state space saw : 63 states, properties seen :0
Probabilistic random walk after 165 steps, saw 63 distinct states, run finished after 12 ms. (steps per millisecond=13 ) properties seen :0
Explored full state space saw : 63 states, properties seen :0
Exhaustive walk after 165 steps, saw 63 distinct states, run finished after 2 ms. (steps per millisecond=82 ) properties seen :0
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-01a-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLCardinality-08 finished in 885 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 25 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 23 transition count 24
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 22 transition count 23
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 22 transition count 23
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 10 place count 20 transition count 21
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 19 transition count 21
Applied a total of 12 rules in 4 ms. Remains 19 /25 variables (removed 6) and now considering 21/26 (removed 5) transitions.
// Phase 1: matrix 21 rows 19 cols
[2024-05-22 01:50:28] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:28] [INFO ] Implicit Places using invariants in 38 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/25 places, 21/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 45 ms. Remains : 18/25 places, 21/26 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-10
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLCardinality-10 finished in 98 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 23 transition count 23
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 23 transition count 23
Applied a total of 4 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 23 cols
[2024-05-22 01:50:28] [INFO ] Computed 5 invariants in 1 ms
[2024-05-22 01:50:28] [INFO ] Implicit Places using invariants in 37 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 23/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 22/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLCardinality-11 finished in 148 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 25 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 23 transition count 24
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 6 place count 21 transition count 21
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 21 transition count 21
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 19 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 18 transition count 19
Applied a total of 14 rules in 8 ms. Remains 18 /25 variables (removed 7) and now considering 19/26 (removed 7) transitions.
// Phase 1: matrix 19 rows 18 cols
[2024-05-22 01:50:28] [INFO ] Computed 5 invariants in 0 ms
[2024-05-22 01:50:28] [INFO ] Implicit Places using invariants in 45 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/25 places, 19/26 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 19/19 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 56 ms. Remains : 17/25 places, 19/26 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-13
Product exploration explored 100000 steps with 0 reset in 120 ms.
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLCardinality-13 finished in 229 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 25 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 23 transition count 24
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 6 place count 21 transition count 21
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 21 transition count 21
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 19 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 18 transition count 19
Applied a total of 14 rules in 7 ms. Remains 18 /25 variables (removed 7) and now considering 19/26 (removed 7) transitions.
[2024-05-22 01:50:28] [INFO ] Invariant cache hit.
[2024-05-22 01:50:28] [INFO ] Implicit Places using invariants in 56 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/25 places, 19/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 19/19 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 66 ms. Remains : 17/25 places, 19/26 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLCardinality-14
Product exploration explored 100000 steps with 50000 reset in 108 ms.
Product exploration explored 100000 steps with 50000 reset in 78 ms.
Computed a total of 2 stabilizing places and 3 stable transitions
Computed a total of 2 stabilizing places and 3 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 18 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-01a-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLCardinality-14 finished in 368 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(X(F(p1)))||p0))))'
[2024-05-22 01:50:29] [INFO ] Flatten gal took : 5 ms
[2024-05-22 01:50:29] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-22 01:50:29] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 26 transitions and 101 arcs took 5 ms.
Total runtime 10155 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running AutonomousCar-PT-01a

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 25
TRANSITIONS: 26
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 883
MODEL NAME: /home/mcc/execution/414/model
25 places, 26 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Building monolithic NSF...
FORMULA AutonomousCar-PT-01a-LTLCardinality-05 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716342630139

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutonomousCar-PT-01a"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is AutonomousCar-PT-01a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r025-smll-171620166100219"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-01a.tgz
mv AutonomousCar-PT-01a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;