Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729600604.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is AutonomousCar-PT-01a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729600604
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 11K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1748646688711

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-01a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 23:11:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 23:11:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:11:29] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2025-05-30 23:11:29] [INFO ] Transformed 25 places.
[2025-05-30 23:11:29] [INFO ] Transformed 35 transitions.
[2025-05-30 23:11:29] [INFO ] Found NUPN structural information;
[2025-05-30 23:11:30] [INFO ] Parsed PT model containing 25 places and 35 transitions and 143 arcs in 119 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 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-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-01a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 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 6 ms. Remains 25 /25 variables (removed 0) and now considering 26/26 (removed 0) transitions.
[2025-05-30 23:11:30] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
// Phase 1: matrix 25 rows 25 cols
[2025-05-30 23:11:30] [INFO ] Computed 6 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:30] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-05-30 23:11:30] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2025-05-30 23:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:30] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:30] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
Running 25 sub problems to find dead transitions.
[2025-05-30 23:11:30] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2025-05-30 23:11:30] [INFO ] Invariant cache hit.
[2025-05-30 23:11:30] [INFO ] State equation strengthened by 7 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 6 places in 17 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:11:30] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (OVERLAPS) 24/49 variables, 25/62 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/49 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (OVERLAPS) 1/50 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/50 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 12 (OVERLAPS) 0/50 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 69 constraints, problems are : Problem set: 0 solved, 25 unsolved in 990 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: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 25 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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, 6/37 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (OVERLAPS) 24/49 variables, 25/62 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/49 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/49 variables, 25/93 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 10 (OVERLAPS) 1/50 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/50 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 12 (OVERLAPS) 0/50 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 94 constraints, problems are : Problem set: 0 solved, 25 unsolved in 590 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: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1608ms problems are : Problem set: 0 solved, 25 unsolved
Search for dead transitions found 0 dead transitions in 1621ms
Finished structural reductions in LTL mode , in 1 iterations and 1894 ms. Remains : 25/25 places, 26/26 transitions.
Support contains 22 out of 25 places after structural reductions.
[2025-05-30 23:11:34] [INFO ] Flatten gal took : 16 ms
[2025-05-30 23:11:34] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:11:34] [INFO ] Input system was already deterministic with 26 transitions.
Reduction of identical properties reduced properties to check from 24 to 20
RANDOM walk for 40000 steps (3490 resets) in 811 ms. (49 steps per ms) remains 1/20 properties
BEST_FIRST walk for 40004 steps (2069 resets) in 311 ms. (128 steps per ms) remains 1/1 properties
[2025-05-30 23:11:34] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2025-05-30 23:11:34] [INFO ] Invariant cache hit.
[2025-05-30 23:11:34] [INFO ] State equation strengthened by 7 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp20 is UNSAT
After SMT solving in domain Real declared 19/50 variables, and 9 constraints, problems are : Problem set: 1 solved, 0 unsolved in 21 ms.
Refiners :[Domain max(s): 5/25 constraints, Positive P Invariants (semi-flows): 4/6 constraints, State Equation: 0/25 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA AutonomousCar-PT-01a-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA AutonomousCar-PT-01a-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 3 stabilizing places and 2 stable transitions
FORMULA AutonomousCar-PT-01a-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(!p0)) U (p1&&X(p2))))'
Support contains 4 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 4 ms. Remains 23 /25 variables (removed 2) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 23 cols
[2025-05-30 23:11:35] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:35] [INFO ] Implicit Places using invariants in 35 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 2 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 45 ms. Remains : 22/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 250 ms :[(OR (NOT p1) (NOT p2)), p0, (NOT p2), true]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-00
Entered a terminal (fully accepting) state of product in 16 steps with 1 reset in 3 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-00 finished in 374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(!(F(p0) U X((X(p1)||!p2))))))'
Support contains 7 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 24 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 25
Applied a total of 2 rules in 3 ms. Remains 24 /25 variables (removed 1) and now considering 25/26 (removed 1) transitions.
// Phase 1: matrix 25 rows 24 cols
[2025-05-30 23:11:35] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:35] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 23:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:35] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:35] [INFO ] Implicit Places using invariants and state equation in 37 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/25 places, 25/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 23/25 places, 25/26 transitions.
Stuttering acceptance computed with spot in 393 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (AND p0 (NOT p2)) (AND p0 p1)), true, p1, (OR (AND p0 (NOT p2)) (AND p0 p1)), (AND p0 p2), (AND p0 p2 p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-01
Entered a terminal (fully accepting) state of product in 13 steps with 2 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-01 finished in 481 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(!((G(((p0 U p1) U X(X(!p2))))&&F(!p2)) U G(p0)))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 24 transition count 24
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 24
Applied a total of 2 rules in 3 ms. Remains 24 /25 variables (removed 1) and now considering 24/26 (removed 2) transitions.
[2025-05-30 23:11:36] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
// Phase 1: matrix 23 rows 24 cols
[2025-05-30 23:11:36] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:36] [INFO ] Implicit Places using invariants in 39 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 LTL mode, iteration 1 : 23/25 places, 24/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 23/25 places, 24/26 transitions.
Stuttering acceptance computed with spot in 660 ms :[p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p1 p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 p1 (NOT p2)), (AND p1 p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 p1 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 p1 (NOT p2)), (AND p0 p1 (NOT p2))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-03
Product exploration explored 100000 steps with 42955 reset in 222 ms.
Product exploration explored 100000 steps with 42927 reset in 116 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/23 stabilizing places and 2/24 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (X p2)), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 166 ms. Reduced automaton from 16 states, 63 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-01a-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLFireability-03 finished in 1253 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 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 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 23 transition count 23
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 21 transition count 23
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 6 place count 20 transition count 22
Iterating global reduction 2 with 1 rules applied. Total rules applied 7 place count 20 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 11 place count 18 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 13 place count 17 transition count 20
Applied a total of 13 rules in 12 ms. Remains 17 /25 variables (removed 8) and now considering 20/26 (removed 6) transitions.
// Phase 1: matrix 20 rows 17 cols
[2025-05-30 23:11:37] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 23:11:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants and state equation in 32 ms returned [13, 15]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 59 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/25 places, 20/26 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 15 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 14 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 13 transition count 18
Applied a total of 4 rules in 7 ms. Remains 13 /15 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 13 cols
[2025-05-30 23:11:37] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-05-30 23:11:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/25 places, 18/26 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 130 ms. Remains : 13/25 places, 18/26 transitions.
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-04
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-04 finished in 209 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(!(p0 U X(X((X(p1)||!p2)))))&&p3)))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 24 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 25
Applied a total of 2 rules in 2 ms. Remains 24 /25 variables (removed 1) and now considering 25/26 (removed 1) transitions.
// Phase 1: matrix 25 rows 24 cols
[2025-05-30 23:11:37] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-30 23:11:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:37] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:37] [INFO ] Implicit Places using invariants and state equation in 44 ms returned [20, 22]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 78 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 25/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 80 ms. Remains : 22/25 places, 25/26 transitions.
Stuttering acceptance computed with spot in 849 ms :[(OR (NOT p2) (NOT p3) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), p1, p1, p1, p1, p1, p1, p1, p1]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-05
Stuttering criterion allowed to conclude after 15 steps with 1 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-05 finished in 957 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X(X(X(X(F(p1)))))))))'
Support contains 4 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
[2025-05-30 23:11:38] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:38] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 23:11:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:38] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-05-30 23:11:38] [INFO ] Implicit Places using invariants and state equation in 34 ms returned [19, 21]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 62 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 23/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 21/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 173 ms.
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-06 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 7 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.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 24 transition count 25
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 24 transition count 24
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 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
Applied a total of 6 rules in 3 ms. Remains 22 /25 variables (removed 3) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 22 cols
[2025-05-30 23:11:39] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-05-30 23:11:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants and state equation in 37 ms returned [18, 20]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 85 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/25 places, 23/26 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 20 transition count 22
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 19 transition count 22
Applied a total of 2 rules in 1 ms. Remains 19 /20 variables (removed 1) and now considering 22/23 (removed 1) transitions.
// Phase 1: matrix 22 rows 19 cols
[2025-05-30 23:11:39] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-05-30 23:11:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/25 places, 22/26 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 133 ms. Remains : 19/25 places, 22/26 transitions.
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-08
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-08 finished in 257 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&F((F(G(p2))&&p1))))'
Support contains 6 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 20 ms. Remains 23 /25 variables (removed 2) and now considering 23/26 (removed 3) transitions.
// Phase 1: matrix 23 rows 23 cols
[2025-05-30 23:11:39] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:11:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants and state equation in 37 ms returned [19, 21]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 67 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 23/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 88 ms. Remains : 21/25 places, 23/26 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-09
Stuttering criterion allowed to conclude after 25 steps with 2 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-09 finished in 276 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((F(p1)&&F(p2)&&p0))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 24 transition count 24
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 24
Applied a total of 2 rules in 2 ms. Remains 24 /25 variables (removed 1) and now considering 24/26 (removed 2) transitions.
[2025-05-30 23:11:39] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
// Phase 1: matrix 23 rows 24 cols
[2025-05-30 23:11:39] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:11:39] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
[2025-05-30 23:11:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants and state equation in 35 ms returned [19, 22]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 65 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 24/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 67 ms. Remains : 22/25 places, 24/26 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-11
Stuttering criterion allowed to conclude after 22 steps with 2 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-11 finished in 223 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X(p1))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 26/26 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 24 transition count 25
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 25
Applied a total of 2 rules in 3 ms. Remains 24 /25 variables (removed 1) and now considering 25/26 (removed 1) transitions.
// Phase 1: matrix 25 rows 24 cols
[2025-05-30 23:11:39] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 23:11:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:39] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 23:11:39] [INFO ] Implicit Places using invariants and state equation in 38 ms returned [20, 22]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 64 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 25/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 67 ms. Remains : 22/25 places, 25/26 transitions.
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 90 ms.
Product exploration explored 100000 steps with 33333 reset in 111 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 10 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-01a-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-01a-LTLFireability-14 finished in 432 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 1 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 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 11 place count 18 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 13 place count 17 transition count 19
Applied a total of 13 rules in 9 ms. Remains 17 /25 variables (removed 8) and now considering 19/26 (removed 7) transitions.
// Phase 1: matrix 19 rows 17 cols
[2025-05-30 23:11:40] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:40] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 23:11:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:11:40] [INFO ] Implicit Places using invariants and state equation in 28 ms returned [13, 15]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 53 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/25 places, 19/26 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 15 transition count 18
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 14 transition count 18
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 13 transition count 17
Applied a total of 4 rules in 4 ms. Remains 13 /15 variables (removed 2) and now considering 17/19 (removed 2) transitions.
// Phase 1: matrix 17 rows 13 cols
[2025-05-30 23:11:40] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:40] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-30 23:11:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:11:40] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:11:40] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/25 places, 17/26 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 118 ms. Remains : 13/25 places, 17/26 transitions.
Stuttering acceptance computed with spot in 36 ms :[p0]
Running random walk in product with property : AutonomousCar-PT-01a-LTLFireability-15
Stuttering criterion allowed to conclude after 9 steps with 2 reset in 0 ms.
FORMULA AutonomousCar-PT-01a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-01a-LTLFireability-15 finished in 172 ms.
All properties solved by simple procedures.
Total runtime 10628 ms.

BK_STOP 1748646700541

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="LTLFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is AutonomousCar-PT-01a, 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 r002-tall-174853729600604"
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 [ "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.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 ;