Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729700660.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-04b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729700660
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K 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 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K 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 110K 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-04b-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-04b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748648893074

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-04b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 23:48:14] [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 23:48:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:48:14] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2025-05-30 23:48:14] [INFO ] Transformed 221 places.
[2025-05-30 23:48:14] [INFO ] Transformed 368 transitions.
[2025-05-30 23:48:14] [INFO ] Found NUPN structural information;
[2025-05-30 23:48:14] [INFO ] Parsed PT model containing 221 places and 368 transitions and 1658 arcs in 170 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA AutonomousCar-PT-04b-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 221 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 221/221 places, 368/368 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 189 transition count 336
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 189 transition count 336
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 68 place count 185 transition count 332
Iterating global reduction 0 with 4 rules applied. Total rules applied 72 place count 185 transition count 332
Applied a total of 72 rules in 46 ms. Remains 185 /221 variables (removed 36) and now considering 332/368 (removed 36) transitions.
// Phase 1: matrix 332 rows 185 cols
[2025-05-30 23:48:14] [INFO ] Computed 9 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:48:14] [INFO ] Implicit Places using invariants in 190 ms returned []
[2025-05-30 23:48:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:48:15] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
Running 331 sub problems to find dead transitions.
[2025-05-30 23:48:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 331 unsolved
At refinement iteration 1 (OVERLAPS) 1/185 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 16 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 14 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 31 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 42 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 22 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 27 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 28 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 29 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 29 places in 81 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 18 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 21 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 31 places in 90 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 45 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 38 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 38 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 39 places in 47 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 26 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 33 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 34 places in 74 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 35 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 35 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 32 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 33 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 33 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 33 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 40 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 33 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 6 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:22] [INFO ] Deduced a trap composed of 10 places in 62 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 14/43 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:24] [INFO ] Deduced a trap composed of 11 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:25] [INFO ] Deduced a trap composed of 16 places in 85 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:26] [INFO ] Deduced a trap composed of 40 places in 55 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:28] [INFO ] Deduced a trap composed of 39 places in 64 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 331 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/185 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 331 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD308 is UNSAT
At refinement iteration 8 (OVERLAPS) 332/517 variables, 185/232 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:34] [INFO ] Deduced a trap composed of 33 places in 84 ms of which 9 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/517 variables, 1/233 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:38] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/517 variables, 1/234 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:41] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 11 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/517 variables, 1/235 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 517/517 variables, and 235 constraints, problems are : Problem set: 2 solved, 329 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 185/185 constraints, PredecessorRefiner: 331/331 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 329 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 329 unsolved
At refinement iteration 1 (OVERLAPS) 2/185 variables, 9/9 constraints. Problems are: Problem set: 2 solved, 329 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 41/50 constraints. Problems are: Problem set: 2 solved, 329 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 329 unsolved
At refinement iteration 4 (OVERLAPS) 332/517 variables, 185/235 constraints. Problems are: Problem set: 2 solved, 329 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/517 variables, 329/564 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:58] [INFO ] Deduced a trap along path composed of 2 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:58] [INFO ] Deduced a trap along path composed of 3 places in 69 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:58] [INFO ] Deduced a trap along path composed of 4 places in 61 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:59] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:59] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:00] [INFO ] Deduced a trap along path composed of 13 places in 50 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:11] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/517 variables, 7/571 constraints. Problems are: Problem set: 2 solved, 329 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 517/517 variables, and 571 constraints, problems are : Problem set: 2 solved, 329 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 185/185 constraints, PredecessorRefiner: 329/331 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60436ms problems are : Problem set: 2 solved, 329 unsolved
Search for dead transitions found 2 dead transitions in 60450ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in LTL mode, iteration 1 : 185/221 places, 330/368 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 184 transition count 330
Applied a total of 1 rules in 6 ms. Remains 184 /185 variables (removed 1) and now considering 330/330 (removed 0) transitions.
// Phase 1: matrix 330 rows 184 cols
[2025-05-30 23:49:15] [INFO ] Computed 9 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:15] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-05-30 23:49:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:15] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 184/221 places, 330/368 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61098 ms. Remains : 184/221 places, 330/368 transitions.
Support contains 40 out of 184 places after structural reductions.
[2025-05-30 23:49:15] [INFO ] Flatten gal took : 53 ms
[2025-05-30 23:49:15] [INFO ] Flatten gal took : 26 ms
[2025-05-30 23:49:16] [INFO ] Input system was already deterministic with 330 transitions.
Support contains 36 out of 184 places (down from 40) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 34 to 33
RANDOM walk for 40000 steps (61 resets) in 1530 ms. (26 steps per ms) remains 10/33 properties
BEST_FIRST walk for 40001 steps (90 resets) in 168 ms. (236 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40001 steps (78 resets) in 151 ms. (263 steps per ms) remains 3/10 properties
BEST_FIRST walk for 40003 steps (84 resets) in 66 ms. (597 steps per ms) remains 2/3 properties
BEST_FIRST walk for 23562 steps (39 resets) in 70 ms. (331 steps per ms) remains 0/2 properties
FORMULA AutonomousCar-PT-04b-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 35 stabilizing places and 35 stable transitions
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)))||G(p1)))'
Support contains 2 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 10 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
// Phase 1: matrix 260 rows 178 cols
[2025-05-30 23:49:17] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:17] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-05-30 23:49:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:17] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:49:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:19] [INFO ] Deduced a trap composed of 16 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:19] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:19] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:19] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 22 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 28 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 29 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:20] [INFO ] Deduced a trap composed of 45 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 38 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:21] [INFO ] Deduced a trap composed of 39 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 33 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 33 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:22] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:24] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:24] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:24] [INFO ] Deduced a trap composed of 32 places in 62 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:25] [INFO ] Deduced a trap composed of 32 places in 44 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:26] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:26] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:26] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:27] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:27] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:27] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:27] [INFO ] Deduced a trap composed of 32 places in 77 ms of which 11 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:32] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:32] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:33] [INFO ] Deduced a trap along path composed of 3 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:33] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 25523 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:43] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:45] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:48] [INFO ] Deduced a trap composed of 39 places in 67 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:55] [INFO ] Deduced a trap composed of 38 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:55] [INFO ] Deduced a trap composed of 51 places in 62 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 55614ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 55619ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55821 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 324 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 213 ms.
Product exploration explored 100000 steps with 33333 reset in 125 ms.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 14 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-04b-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-04b-LTLFireability-00 finished in 56573 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 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Graph (trivial) has 172 edges and 184 vertex of which 4 / 184 are part of one of the 2 SCC in 2 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 71 transitions
Trivial Post-agglo rules discarded 71 transitions
Performed 71 trivial Post agglomeration. Transition count delta: 71
Iterating post reduction 0 with 71 rules applied. Total rules applied 72 place count 181 transition count 256
Reduce places removed 71 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 100 rules applied. Total rules applied 172 place count 110 transition count 227
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 189 place count 93 transition count 227
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 189 place count 93 transition count 222
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 199 place count 88 transition count 222
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 204 place count 83 transition count 217
Iterating global reduction 3 with 5 rules applied. Total rules applied 209 place count 83 transition count 217
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 3 with 64 rules applied. Total rules applied 273 place count 83 transition count 153
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 273 place count 83 transition count 152
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 275 place count 82 transition count 152
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 68 rules applied. Total rules applied 343 place count 48 transition count 118
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 352 place count 39 transition count 81
Iterating global reduction 4 with 9 rules applied. Total rules applied 361 place count 39 transition count 81
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 365 place count 39 transition count 77
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 5 with 2 rules applied. Total rules applied 367 place count 38 transition count 76
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 369 place count 37 transition count 89
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 370 place count 37 transition count 88
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 371 place count 37 transition count 88
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 373 place count 35 transition count 86
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 374 place count 34 transition count 86
Applied a total of 374 rules in 59 ms. Remains 34 /184 variables (removed 150) and now considering 86/330 (removed 244) transitions.
// Phase 1: matrix 86 rows 34 cols
[2025-05-30 23:50:13] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:13] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-30 23:50:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:50:13] [INFO ] Implicit Places using invariants and state equation in 63 ms returned [28, 33]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 103 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/184 places, 86/330 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 30 transition count 84
Applied a total of 4 rules in 13 ms. Remains 30 /32 variables (removed 2) and now considering 84/86 (removed 2) transitions.
// Phase 1: matrix 84 rows 30 cols
[2025-05-30 23:50:13] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:13] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 23:50:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:50:13] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 30/184 places, 84/330 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 259 ms. Remains : 30/184 places, 84/330 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-01
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-01 finished in 309 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(F(p1)))))'
Support contains 1 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 179 transition count 325
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 179 transition count 325
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 74 place count 179 transition count 261
Applied a total of 74 rules in 12 ms. Remains 179 /184 variables (removed 5) and now considering 261/330 (removed 69) transitions.
// Phase 1: matrix 261 rows 179 cols
[2025-05-30 23:50:14] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:14] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-30 23:50:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:14] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
Running 260 sub problems to find dead transitions.
[2025-05-30 23:50:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 16 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 14 places in 75 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 34 places in 55 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:16] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 33 places in 60 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 33 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 31 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 45 places in 58 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 38 places in 53 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:17] [INFO ] Deduced a trap composed of 38 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:18] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:18] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:18] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:18] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:18] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 30 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 30 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:19] [INFO ] Deduced a trap composed of 33 places in 62 ms of which 7 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:21] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:22] [INFO ] Deduced a trap composed of 33 places in 74 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:22] [INFO ] Deduced a trap composed of 40 places in 43 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 2/41 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 7 (OVERLAPS) 261/440 variables, 179/220 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:28] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 4/224 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/440 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:35] [INFO ] Deduced a trap composed of 30 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:35] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 7 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/440 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 12 (OVERLAPS) 0/440 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 260 unsolved
No progress, stopping.
After SMT solving in domain Real declared 440/440 variables, and 226 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 179/179 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 34/43 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:45] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:45] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 7 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:46] [INFO ] Deduced a trap composed of 39 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:46] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:46] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:46] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:46] [INFO ] Deduced a trap composed of 39 places in 36 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 5/50 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:47] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:47] [INFO ] Deduced a trap composed of 31 places in 49 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:48] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/179 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 8 (OVERLAPS) 261/440 variables, 179/232 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/440 variables, 260/492 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/440 variables, 4/496 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:00] [INFO ] Deduced a trap along path composed of 3 places in 47 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:01] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:01] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:01] [INFO ] Deduced a trap along path composed of 7 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 4/500 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 440/440 variables, and 500 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 179/179 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 60090ms problems are : Problem set: 0 solved, 260 unsolved
Search for dead transitions found 0 dead transitions in 60093ms
Starting structural reductions in LTL mode, iteration 1 : 179/184 places, 261/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60287 ms. Remains : 179/184 places, 261/330 transitions.
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-02
Product exploration explored 100000 steps with 33333 reset in 76 ms.
Product exploration explored 100000 steps with 33333 reset in 94 ms.
Computed a total of 33 stabilizing places and 33 stable transitions
Computed a total of 33 stabilizing places and 33 stable transitions
Detected a total of 33/179 stabilizing places and 33/261 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 14 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-04b-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-04b-LTLFireability-02 finished in 60694 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||G(p1))))'
Support contains 1 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 9 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
// Phase 1: matrix 260 rows 178 cols
[2025-05-30 23:51:14] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:14] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-05-30 23:51:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:14] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:51:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 14 places in 76 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 39 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 22 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 28 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 29 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:17] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 24 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 45 places in 58 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 38 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:18] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 31 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 39 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:19] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:20] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:20] [INFO ] Deduced a trap composed of 33 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:20] [INFO ] Deduced a trap composed of 33 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:20] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:21] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:21] [INFO ] Deduced a trap composed of 32 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:21] [INFO ] Deduced a trap composed of 32 places in 60 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:22] [INFO ] Deduced a trap composed of 32 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 39 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:24] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:29] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:29] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:30] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:30] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 24879 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:40] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:41] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:45] [INFO ] Deduced a trap composed of 39 places in 63 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:51] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:51] [INFO ] Deduced a trap composed of 51 places in 59 ms of which 9 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 54953ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 54956ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55144 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 137 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 79 ms.
Product exploration explored 100000 steps with 50000 reset in 86 ms.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Detected a total of 32/178 stabilizing places and 32/260 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 16 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-04b-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-04b-LTLFireability-03 finished in 55479 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))||(F(!p0)&&F(p1))) U X(p2)))'
Support contains 7 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 7 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
[2025-05-30 23:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:52:10] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 23:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:52:10] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:12] [INFO ] Deduced a trap composed of 16 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:12] [INFO ] Deduced a trap composed of 14 places in 74 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:12] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:12] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:12] [INFO ] Deduced a trap composed of 22 places in 73 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 28 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 29 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 29 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 45 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:13] [INFO ] Deduced a trap composed of 31 places in 60 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 38 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:14] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 33 places in 61 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:15] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:17] [INFO ] Deduced a trap composed of 21 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:17] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:17] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:18] [INFO ] Deduced a trap composed of 32 places in 41 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:19] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:19] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:19] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:20] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:20] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:20] [INFO ] Deduced a trap composed of 39 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:20] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 11 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:25] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:25] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:26] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:26] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 25171 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:36] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:37] [INFO ] Deduced a trap composed of 5 places in 77 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:41] [INFO ] Deduced a trap composed of 39 places in 64 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:47] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:52:47] [INFO ] Deduced a trap composed of 51 places in 61 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 55241ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 55241ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55412 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 320 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-04
Product exploration explored 100000 steps with 12 reset in 93 ms.
Product exploration explored 100000 steps with 39 reset in 121 ms.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 157 ms. Reduced automaton from 7 states, 13 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 307 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
RANDOM walk for 21769 steps (53 resets) in 221 ms. (98 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR p2 (NOT p0)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p1 (NOT p0))))]
Knowledge based reduction with 14 factoid took 362 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 339 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 304 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
[2025-05-30 23:53:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 23:53:07] [INFO ] [Real]Absence check using 9 positive place invariants in 4 ms returned sat
[2025-05-30 23:53:07] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2025-05-30 23:53:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 23:53:08] [INFO ] [Nat]Absence check using 9 positive place invariants in 4 ms returned sat
[2025-05-30 23:53:08] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2025-05-30 23:53:08] [INFO ] Computed and/alt/rep : 190/519/190 causal constraints (skipped 69 transitions) in 16 ms.
[2025-05-30 23:53:09] [INFO ] Added : 184 causal constraints over 38 iterations in 1400 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 7 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 260/260 transitions.
Applied a total of 0 rules in 5 ms. Remains 178 /178 variables (removed 0) and now considering 260/260 (removed 0) transitions.
[2025-05-30 23:53:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:53:09] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 23:53:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:53:09] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:53:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 14 places in 78 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 39 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 27 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 28 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 29 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 18 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:12] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 45 places in 57 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 31 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 38 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:13] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 39 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:14] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:15] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:15] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:15] [INFO ] Deduced a trap composed of 33 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:15] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:16] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:16] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:16] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:17] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:19] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 11 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:24] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:25] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:25] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:25] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 25123 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:35] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:37] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:40] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:46] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:53:46] [INFO ] Deduced a trap composed of 51 places in 57 ms of which 9 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 55217ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 55218ms
Finished structural reductions in LTL mode , in 1 iterations and 55390 ms. Remains : 178/178 places, 260/260 transitions.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 154 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 299 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
RANDOM walk for 26229 steps (58 resets) in 155 ms. (168 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p2) p0))), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR p2 (NOT p0)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p1 (NOT p0))))]
Knowledge based reduction with 14 factoid took 411 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 294 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 298 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
[2025-05-30 23:54:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 23:54:06] [INFO ] [Real]Absence check using 9 positive place invariants in 4 ms returned sat
[2025-05-30 23:54:06] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2025-05-30 23:54:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 23:54:07] [INFO ] [Nat]Absence check using 9 positive place invariants in 4 ms returned sat
[2025-05-30 23:54:07] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2025-05-30 23:54:07] [INFO ] Computed and/alt/rep : 190/519/190 causal constraints (skipped 69 transitions) in 16 ms.
[2025-05-30 23:54:08] [INFO ] Added : 184 causal constraints over 38 iterations in 1387 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 315 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Product exploration explored 100000 steps with 28 reset in 81 ms.
Product exploration explored 100000 steps with 5 reset in 184 ms.
Applying partial POR strategy [false, true, false, true, true, true, true]
Stuttering acceptance computed with spot in 309 ms :[(NOT p2), (AND (NOT p1) (NOT p2) p0), (NOT p2), (AND p0 (NOT p2)), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Support contains 7 out of 178 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 178/178 places, 260/260 transitions.
Graph (trivial) has 161 edges and 178 vertex of which 4 / 178 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 63 rules applied. Total rules applied 64 place count 176 transition count 258
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 75 place count 176 transition count 247
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 75 place count 176 transition count 247
Deduced a syphon composed of 79 places in 0 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 91 place count 176 transition count 247
Discarding 53 places :
Symmetric choice reduction at 2 with 53 rule applications. Total rules 144 place count 123 transition count 194
Deduced a syphon composed of 27 places in 0 ms
Iterating global reduction 2 with 53 rules applied. Total rules applied 197 place count 123 transition count 194
Performed 43 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 70 places in 0 ms
Iterating global reduction 2 with 43 rules applied. Total rules applied 240 place count 123 transition count 199
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 242 place count 123 transition count 197
Discarding 36 places :
Symmetric choice reduction at 3 with 36 rule applications. Total rules 278 place count 87 transition count 140
Deduced a syphon composed of 41 places in 0 ms
Iterating global reduction 3 with 36 rules applied. Total rules applied 314 place count 87 transition count 140
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 318 place count 87 transition count 136
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 320 place count 85 transition count 134
Deduced a syphon composed of 39 places in 0 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 322 place count 85 transition count 134
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 40 places in 0 ms
Iterating global reduction 4 with 1 rules applied. Total rules applied 323 place count 85 transition count 134
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 325 place count 83 transition count 132
Deduced a syphon composed of 38 places in 0 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 327 place count 83 transition count 132
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 41 places in 0 ms
Iterating global reduction 4 with 3 rules applied. Total rules applied 330 place count 83 transition count 154
Deduced a syphon composed of 41 places in 0 ms
Applied a total of 330 rules in 39 ms. Remains 83 /178 variables (removed 95) and now considering 154/260 (removed 106) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:54:09] [INFO ] Redundant transitions in 3 ms returned []
Running 153 sub problems to find dead transitions.
// Phase 1: matrix 154 rows 83 cols
[2025-05-30 23:54:09] [INFO ] Computed 8 invariants in 1 ms
[2025-05-30 23:54:09] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 5 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 3 ms to minimize.
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 3 ms to minimize.
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 4 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 2 ms to minimize.
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:10] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 3 ms to minimize.
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD49 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:11] [INFO ] Deduced a trap composed of 4 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:11] [INFO ] Deduced a trap composed of 5 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:11] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:11] [INFO ] Deduced a trap composed of 5 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:11] [INFO ] Deduced a trap composed of 5 places in 42 ms of which 3 ms to minimize.
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 16/24 constraints. Problems are: Problem set: 40 solved, 113 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/24 constraints. Problems are: Problem set: 40 solved, 113 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
At refinement iteration 4 (OVERLAPS) 153/236 variables, 83/107 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 10/117 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 0/117 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 7 (OVERLAPS) 1/237 variables, 1/118 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 0/118 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 9 (OVERLAPS) 0/237 variables, 0/118 constraints. Problems are: Problem set: 52 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 118 constraints, problems are : Problem set: 52 solved, 101 unsolved in 5312 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 52 solved, 101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 1 (OVERLAPS) 42/83 variables, 8/8 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 16/24 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/24 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 4 (OVERLAPS) 153/236 variables, 83/107 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 10/117 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 101/218 constraints. Problems are: Problem set: 52 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:17] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:17] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:17] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:17] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:17] [INFO ] Deduced a trap along path composed of 3 places in 35 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 5/223 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/223 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 9 (OVERLAPS) 1/237 variables, 1/224 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 0/224 constraints. Problems are: Problem set: 52 solved, 101 unsolved
At refinement iteration 11 (OVERLAPS) 0/237 variables, 0/224 constraints. Problems are: Problem set: 52 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Int declared 237/237 variables, and 224 constraints, problems are : Problem set: 52 solved, 101 unsolved in 16206 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 101/153 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 21582ms problems are : Problem set: 52 solved, 101 unsolved
Search for dead transitions found 52 dead transitions in 21583ms
Found 52 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 52 transitions
Dead transitions reduction (with SMT) removed 52 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 83/178 places, 102/260 transitions.
Graph (complete) has 288 edges and 83 vertex of which 42 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.4 ms
Discarding 41 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 15 ms. Remains 42 /83 variables (removed 41) and now considering 102/102 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 42/178 places, 102/260 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 21644 ms. Remains : 42/178 places, 102/260 transitions.
Built C files in :
/tmp/ltsmin7429971242133645095
[2025-05-30 23:54:31] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7429971242133645095
Running compilation step : cd /tmp/ltsmin7429971242133645095;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 550 ms.
Running link step : cd /tmp/ltsmin7429971242133645095;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 66 ms.
Running LTSmin : cd /tmp/ltsmin7429971242133645095;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased10253493837007902737.hoa' '--buchi-type=spotba'
LTSmin run took 170 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-04 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-04b-LTLFireability-04 finished in 141935 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(((p1 U G(p2))&&X(G(p3))&&p0)))'
Support contains 10 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Graph (trivial) has 161 edges and 184 vertex of which 4 / 184 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 71 transitions
Trivial Post-agglo rules discarded 71 transitions
Performed 71 trivial Post agglomeration. Transition count delta: 71
Iterating post reduction 0 with 71 rules applied. Total rules applied 72 place count 181 transition count 256
Reduce places removed 71 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 100 rules applied. Total rules applied 172 place count 110 transition count 227
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 189 place count 93 transition count 227
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 189 place count 93 transition count 223
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 197 place count 89 transition count 223
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 202 place count 84 transition count 218
Iterating global reduction 3 with 5 rules applied. Total rules applied 207 place count 84 transition count 218
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 3 with 64 rules applied. Total rules applied 271 place count 84 transition count 154
Performed 30 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 331 place count 54 transition count 123
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 335 place count 50 transition count 109
Iterating global reduction 4 with 4 rules applied. Total rules applied 339 place count 50 transition count 109
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 341 place count 50 transition count 107
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 5 with 2 rules applied. Total rules applied 343 place count 49 transition count 106
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 345 place count 48 transition count 119
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 346 place count 48 transition count 119
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 348 place count 46 transition count 117
Applied a total of 348 rules in 38 ms. Remains 46 /184 variables (removed 138) and now considering 117/330 (removed 213) transitions.
// Phase 1: matrix 117 rows 46 cols
[2025-05-30 23:54:32] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants and state equation in 58 ms returned [42, 45]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 89 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 44/184 places, 117/330 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 115
Applied a total of 4 rules in 5 ms. Remains 42 /44 variables (removed 2) and now considering 115/117 (removed 2) transitions.
// Phase 1: matrix 115 rows 42 cols
[2025-05-30 23:54:32] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-30 23:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 42/184 places, 115/330 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 203 ms. Remains : 42/184 places, 115/330 transitions.
Stuttering acceptance computed with spot in 256 ms :[(OR (NOT p0) (NOT p2) (NOT p3)), (NOT p2), (NOT p3), (NOT p2), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-05
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-05 finished in 482 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||(X((p1||(X(p1)&&F(!p0))||X(G(p1)))) U (X(G((p1||(X(p1)&&F(!p0))||X(G(p1)))))||(!p2&&X((p1||(X(p1)&&F(!p0))||X(G(p1))))))))))'
Support contains 6 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 179 transition count 325
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 179 transition count 325
Applied a total of 10 rules in 11 ms. Remains 179 /184 variables (removed 5) and now considering 325/330 (removed 5) transitions.
// Phase 1: matrix 325 rows 179 cols
[2025-05-30 23:54:32] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-05-30 23:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:54:32] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
Running 324 sub problems to find dead transitions.
[2025-05-30 23:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:35] [INFO ] Deduced a trap composed of 16 places in 102 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:35] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:35] [INFO ] Deduced a trap composed of 31 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:35] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 32 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 31 places in 78 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 33 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 33 places in 81 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 38 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:36] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 39 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 39 places in 54 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 31 places in 82 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:37] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 40 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 40 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:38] [INFO ] Deduced a trap composed of 40 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:39] [INFO ] Deduced a trap composed of 10 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:39] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:39] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:41] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:41] [INFO ] Deduced a trap composed of 40 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:41] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:41] [INFO ] Deduced a trap composed of 38 places in 48 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 6 (OVERLAPS) 325/504 variables, 179/221 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:49] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:49] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:49] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:54:50] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/504 variables, 4/225 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/504 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 9 (OVERLAPS) 0/504 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 324 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 225 constraints, problems are : Problem set: 0 solved, 324 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 179/179 constraints, PredecessorRefiner: 324/324 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 33/42 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:03] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:03] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:04] [INFO ] Deduced a trap composed of 32 places in 77 ms of which 8 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:05] [INFO ] Deduced a trap composed of 31 places in 52 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 6 (OVERLAPS) 325/504 variables, 179/225 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/504 variables, 324/549 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:11] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/504 variables, 1/550 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:23] [INFO ] Deduced a trap composed of 45 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:23] [INFO ] Deduced a trap composed of 51 places in 66 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/504 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 324 unsolved
SMT process timed out in 60216ms, After SMT, problems are : Problem set: 0 solved, 324 unsolved
Search for dead transitions found 0 dead transitions in 60217ms
Starting structural reductions in LTL mode, iteration 1 : 179/184 places, 325/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60423 ms. Remains : 179/184 places, 325/330 transitions.
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 122 ms.
Product exploration explored 100000 steps with 50000 reset in 121 ms.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 131 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-04b-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-04b-LTLFireability-06 finished in 60970 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&&X(G(p1)))) U p2))'
Support contains 7 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Graph (trivial) has 167 edges and 184 vertex of which 4 / 184 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 71 place count 181 transition count 257
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 99 rules applied. Total rules applied 170 place count 111 transition count 228
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 187 place count 94 transition count 228
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 187 place count 94 transition count 223
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 197 place count 89 transition count 223
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 202 place count 84 transition count 218
Iterating global reduction 3 with 5 rules applied. Total rules applied 207 place count 84 transition count 218
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 3 with 64 rules applied. Total rules applied 271 place count 84 transition count 154
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 337 place count 51 transition count 121
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 344 place count 44 transition count 93
Iterating global reduction 4 with 7 rules applied. Total rules applied 351 place count 44 transition count 93
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 354 place count 44 transition count 90
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 5 with 2 rules applied. Total rules applied 356 place count 43 transition count 89
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 358 place count 42 transition count 102
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 362 place count 42 transition count 102
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 364 place count 40 transition count 100
Applied a total of 364 rules in 36 ms. Remains 40 /184 variables (removed 144) and now considering 100/330 (removed 230) transitions.
// Phase 1: matrix 100 rows 40 cols
[2025-05-30 23:55:33] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:33] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-30 23:55:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:33] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:55:33] [INFO ] Implicit Places using invariants and state equation in 51 ms returned [34, 39]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 94 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 38/184 places, 100/330 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 36 transition count 98
Applied a total of 4 rules in 3 ms. Remains 36 /38 variables (removed 2) and now considering 98/100 (removed 2) transitions.
// Phase 1: matrix 98 rows 36 cols
[2025-05-30 23:55:33] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:33] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-30 23:55:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:55:33] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 36/184 places, 98/330 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 217 ms. Remains : 36/184 places, 98/330 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-07
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-07 finished in 357 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(p0)))'
Support contains 4 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 11 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
// Phase 1: matrix 260 rows 178 cols
[2025-05-30 23:55:33] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:34] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-05-30 23:55:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:55:34] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:55:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 16 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 31 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 22 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 27 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 28 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:36] [INFO ] Deduced a trap composed of 29 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 29 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 45 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:37] [INFO ] Deduced a trap composed of 38 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 39 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:38] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 33 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 33 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:39] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:40] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:41] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:41] [INFO ] Deduced a trap composed of 32 places in 61 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:42] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:43] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:43] [INFO ] Deduced a trap composed of 40 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:43] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:43] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:44] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:44] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:44] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:49] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:49] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:49] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:50] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 25262 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:55:59] [INFO ] Deduced a trap composed of 38 places in 48 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:01] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:04] [INFO ] Deduced a trap composed of 39 places in 63 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:11] [INFO ] Deduced a trap composed of 38 places in 63 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:11] [INFO ] Deduced a trap composed of 51 places in 59 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 55331ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 55332ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55519 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 148 ms.
Product exploration explored 100000 steps with 50000 reset in 108 ms.
Computed a total of 32 stabilizing places and 32 stable transitions
Computed a total of 32 stabilizing places and 32 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-04b-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-04b-LTLFireability-08 finished in 55884 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' '!(((p0||X(!p0)) U (((p1 U p2) U p3) U (p4 U p2))))'
Support contains 9 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Graph (trivial) has 165 edges and 184 vertex of which 4 / 184 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 68 transitions
Trivial Post-agglo rules discarded 68 transitions
Performed 68 trivial Post agglomeration. Transition count delta: 68
Iterating post reduction 0 with 68 rules applied. Total rules applied 69 place count 181 transition count 259
Reduce places removed 68 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 97 rules applied. Total rules applied 166 place count 113 transition count 230
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 183 place count 96 transition count 230
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 183 place count 96 transition count 224
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 195 place count 90 transition count 224
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 199 place count 86 transition count 220
Iterating global reduction 3 with 4 rules applied. Total rules applied 203 place count 86 transition count 220
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 3 with 64 rules applied. Total rules applied 267 place count 86 transition count 156
Performed 34 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 68 rules applied. Total rules applied 335 place count 52 transition count 121
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 341 place count 46 transition count 99
Iterating global reduction 4 with 6 rules applied. Total rules applied 347 place count 46 transition count 99
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 351 place count 46 transition count 95
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 5 with 2 rules applied. Total rules applied 353 place count 45 transition count 94
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 355 place count 44 transition count 107
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 357 place count 42 transition count 105
Applied a total of 357 rules in 23 ms. Remains 42 /184 variables (removed 142) and now considering 105/330 (removed 225) transitions.
// Phase 1: matrix 105 rows 42 cols
[2025-05-30 23:56:29] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:29] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-30 23:56:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:29] [INFO ] State equation strengthened by 10 read => feed constraints.
[2025-05-30 23:56:29] [INFO ] Implicit Places using invariants and state equation in 53 ms returned [38, 41]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 87 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/184 places, 105/330 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 103
Applied a total of 4 rules in 4 ms. Remains 38 /40 variables (removed 2) and now considering 103/105 (removed 2) transitions.
// Phase 1: matrix 103 rows 38 cols
[2025-05-30 23:56:29] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:29] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 23:56:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/184 places, 103/330 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 194 ms. Remains : 38/184 places, 103/330 transitions.
Stuttering acceptance computed with spot in 424 ms :[(NOT p2), p0, (OR (AND p0 (NOT p2) p3) (AND p0 (NOT p3) p4) (AND p0 p2 (NOT p3))), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2) p3), true, (NOT p2), (NOT p3), (NOT p2), (NOT p2), (AND (NOT p2) p3)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-09 finished in 642 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 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Graph (trivial) has 172 edges and 184 vertex of which 4 / 184 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 71 place count 181 transition count 257
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 98 rules applied. Total rules applied 169 place count 111 transition count 229
Reduce places removed 16 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 17 rules applied. Total rules applied 186 place count 95 transition count 228
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 187 place count 94 transition count 228
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 5 Pre rules applied. Total rules applied 187 place count 94 transition count 223
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 197 place count 89 transition count 223
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 202 place count 84 transition count 218
Iterating global reduction 4 with 5 rules applied. Total rules applied 207 place count 84 transition count 218
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 4 with 64 rules applied. Total rules applied 271 place count 84 transition count 154
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 271 place count 84 transition count 153
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 273 place count 83 transition count 153
Performed 35 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 5 with 70 rules applied. Total rules applied 343 place count 48 transition count 117
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 352 place count 39 transition count 80
Iterating global reduction 5 with 9 rules applied. Total rules applied 361 place count 39 transition count 80
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 364 place count 39 transition count 77
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 6 with 2 rules applied. Total rules applied 366 place count 38 transition count 76
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 368 place count 37 transition count 89
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 370 place count 35 transition count 87
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 371 place count 34 transition count 87
Applied a total of 371 rules in 19 ms. Remains 34 /184 variables (removed 150) and now considering 87/330 (removed 243) transitions.
// Phase 1: matrix 87 rows 34 cols
[2025-05-30 23:56:30] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants and state equation in 45 ms returned [30, 33]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 75 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/184 places, 87/330 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 30 transition count 85
Applied a total of 4 rules in 2 ms. Remains 30 /32 variables (removed 2) and now considering 85/87 (removed 2) transitions.
// Phase 1: matrix 85 rows 30 cols
[2025-05-30 23:56:30] [INFO ] Computed 5 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-30 23:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 30/184 places, 85/330 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 178 ms. Remains : 30/184 places, 85/330 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-11
Stuttering criterion allowed to conclude after 43 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-11 finished in 238 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' '!(((p0||F(!p1)||G(!p2)) U X((p3||X(p2)))))'
Support contains 8 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 7 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
// Phase 1: matrix 260 rows 178 cols
[2025-05-30 23:56:30] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 23:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:56:30] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 28 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 29 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:33] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 45 places in 55 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 38 places in 58 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:34] [INFO ] Deduced a trap composed of 38 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 23:56:34] [INFO ] Deduced a trap composed of 32 places in 61 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 40 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 40 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:35] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:36] [INFO ] Deduced a trap composed of 33 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:36] [INFO ] Deduced a trap composed of 33 places in 59 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:36] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:37] [INFO ] Deduced a trap composed of 21 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:37] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:37] [INFO ] Deduced a trap composed of 32 places in 59 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:38] [INFO ] Deduced a trap composed of 32 places in 44 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 31 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:40] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:45] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:45] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:46] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:46] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 24697 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:56] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:56:57] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:01] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:07] [INFO ] Deduced a trap composed of 38 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:07] [INFO ] Deduced a trap composed of 51 places in 60 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 54767ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 54768ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54936 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 474 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), false, (AND p1 (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), false, (AND p1 (NOT p2) (NOT p3)), false, (AND p1 (NOT p2)), (AND p1 p2), p1]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-12
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-12 finished in 55430 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(G(p0))))'
Support contains 2 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 178 transition count 324
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 178 transition count 324
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 76 place count 178 transition count 260
Applied a total of 76 rules in 5 ms. Remains 178 /184 variables (removed 6) and now considering 260/330 (removed 70) transitions.
[2025-05-30 23:57:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:57:26] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-05-30 23:57:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:57:26] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
Running 259 sub problems to find dead transitions.
[2025-05-30 23:57:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:28] [INFO ] Deduced a trap composed of 16 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:28] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:28] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:28] [INFO ] Deduced a trap composed of 39 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:28] [INFO ] Deduced a trap composed of 22 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 27 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 28 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 29 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 29 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 31 places in 65 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 45 places in 60 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:29] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:30] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 14 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 33 places in 60 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 33 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:31] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 11/40 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:33] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:33] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:33] [INFO ] Deduced a trap composed of 32 places in 60 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:34] [INFO ] Deduced a trap composed of 32 places in 35 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:35] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:35] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:35] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:35] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:35] [INFO ] Deduced a trap composed of 31 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:36] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:36] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 11 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 7/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 260/438 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:41] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:41] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:41] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:42] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 0/438 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 259 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 233 constraints, problems are : Problem set: 0 solved, 259 unsolved in 25106 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (OVERLAPS) 1/178 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:52] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:53] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (OVERLAPS) 260/438 variables, 178/231 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/438 variables, 259/490 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:57:56] [INFO ] Deduced a trap composed of 39 places in 64 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/438 variables, 1/491 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:03] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:03] [INFO ] Deduced a trap composed of 51 places in 63 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/438 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SMT process timed out in 55178ms, After SMT, problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 55179ms
Starting structural reductions in LTL mode, iteration 1 : 178/184 places, 260/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55368 ms. Remains : 178/184 places, 260/330 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-14 finished in 55506 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((p0&&G(p1)))))'
Support contains 2 out of 184 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 184/184 places, 330/330 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 179 transition count 325
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 179 transition count 325
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 74 place count 179 transition count 261
Applied a total of 74 rules in 5 ms. Remains 179 /184 variables (removed 5) and now considering 261/330 (removed 69) transitions.
// Phase 1: matrix 261 rows 179 cols
[2025-05-30 23:58:21] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:58:21] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-05-30 23:58:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:58:21] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 187 ms to find 0 implicit places.
Running 260 sub problems to find dead transitions.
[2025-05-30 23:58:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 16 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 31 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 22 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 28 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:24] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 30 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 31 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:25] [INFO ] Deduced a trap composed of 39 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:26] [INFO ] Deduced a trap composed of 33 places in 62 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:27] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:27] [INFO ] Deduced a trap composed of 32 places in 58 ms of which 7 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 10/39 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:28] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:28] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:28] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:28] [INFO ] Deduced a trap composed of 40 places in 36 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:29] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:29] [INFO ] Deduced a trap composed of 32 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:29] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:30] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:30] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:30] [INFO ] Deduced a trap composed of 33 places in 69 ms of which 9 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/179 variables, 6/49 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 7 (OVERLAPS) 261/440 variables, 179/228 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:35] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:37] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:37] [INFO ] Deduced a trap along path composed of 3 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:38] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:39] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/440 variables, 4/233 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:41] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/440 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:43] [INFO ] Deduced a trap composed of 31 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:43] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:43] [INFO ] Deduced a trap composed of 40 places in 48 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 3/237 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/440 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:50] [INFO ] Deduced a trap composed of 45 places in 68 ms of which 10 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/440 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 440/440 variables, and 238 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 179/179 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 1/179 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:52] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/179 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (OVERLAPS) 261/440 variables, 179/235 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/440 variables, 260/495 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:58:56] [INFO ] Deduced a trap composed of 39 places in 56 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 4/500 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:59:17] [INFO ] Deduced a trap along path composed of 2 places in 53 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:59:17] [INFO ] Deduced a trap along path composed of 3 places in 51 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:59:18] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 440/440 variables, and 503 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 179/179 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60088ms problems are : Problem set: 0 solved, 260 unsolved
Search for dead transitions found 0 dead transitions in 60089ms
Starting structural reductions in LTL mode, iteration 1 : 179/184 places, 261/330 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60282 ms. Remains : 179/184 places, 261/330 transitions.
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-04b-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-04b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-04b-LTLFireability-15 finished in 60464 ms.
All properties solved by simple procedures.
Total runtime 667846 ms.

BK_STOP 1748649562134

--------------------
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-04b"
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-04b, 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-174853729700660"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-04b.tgz
mv AutonomousCar-PT-04b 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 ;