Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729700644.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-03b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729700644
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 7.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K 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 75K 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-03b-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-03b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748648314989

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-03b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 23:38:36] [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 23:38:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:38:36] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-05-30 23:38:36] [INFO ] Transformed 190 places.
[2025-05-30 23:38:36] [INFO ] Transformed 273 transitions.
[2025-05-30 23:38:36] [INFO ] Found NUPN structural information;
[2025-05-30 23:38:36] [INFO ] Parsed PT model containing 190 places and 273 transitions and 1051 arcs in 168 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 2 formulas.
FORMULA AutonomousCar-PT-03b-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-03b-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 190 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 190/190 places, 273/273 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 172 transition count 255
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 172 transition count 255
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 38 place count 170 transition count 253
Iterating global reduction 0 with 2 rules applied. Total rules applied 40 place count 170 transition count 253
Applied a total of 40 rules in 70 ms. Remains 170 /190 variables (removed 20) and now considering 253/273 (removed 20) transitions.
// Phase 1: matrix 253 rows 170 cols
[2025-05-30 23:38:36] [INFO ] Computed 8 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:36] [INFO ] Implicit Places using invariants in 227 ms returned []
[2025-05-30 23:38:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:37] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 457 ms to find 0 implicit places.
Running 252 sub problems to find dead transitions.
[2025-05-30 23:38:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/169 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (OVERLAPS) 1/170 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:39] [INFO ] Deduced a trap composed of 16 places in 95 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:39] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:39] [INFO ] Deduced a trap composed of 17 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 23:38:39] [INFO ] Deduced a trap composed of 22 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:39] [INFO ] Deduced a trap composed of 21 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 23:38:40] [INFO ] Deduced a trap composed of 28 places in 173 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:40] [INFO ] Deduced a trap composed of 40 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 23:38:40] [INFO ] Deduced a trap composed of 22 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 23:38:40] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:40] [INFO ] Deduced a trap composed of 36 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:40] [INFO ] Deduced a trap composed of 37 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 23:38:40] [INFO ] Deduced a trap composed of 37 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 23:38:40] [INFO ] Deduced a trap composed of 27 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 23:38:41] [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 23:38:41] [INFO ] Deduced a trap composed of 41 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 23:38:41] [INFO ] Deduced a trap composed of 42 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 23:38:41] [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 23:38:41] [INFO ] Deduced a trap composed of 33 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 23:38:41] [INFO ] Deduced a trap composed of 32 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 23:38:41] [INFO ] Deduced a trap composed of 35 places in 67 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:41] [INFO ] Deduced a trap composed of 45 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 23:38:41] [INFO ] Deduced a trap composed of 34 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 23:38:42] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:42] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 6 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD236 is UNSAT
At refinement iteration 5 (OVERLAPS) 253/423 variables, 170/202 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:45] [INFO ] Deduced a trap composed of 41 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:45] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:46] [INFO ] Deduced a trap composed of 33 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 23:38:46] [INFO ] Deduced a trap composed of 6 places in 71 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/423 variables, 4/206 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:48] [INFO ] Deduced a trap composed of 27 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 23:38:48] [INFO ] Deduced a trap composed of 36 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 23:38:48] [INFO ] Deduced a trap composed of 43 places in 53 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/423 variables, 3/209 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:50] [INFO ] Deduced a trap composed of 27 places in 82 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:50] [INFO ] Deduced a trap composed of 36 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:50] [INFO ] Deduced a trap composed of 10 places in 71 ms of which 7 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/423 variables, 3/212 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:53] [INFO ] Deduced a trap along path composed of 3 places in 44 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:53] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/423 variables, 2/214 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:38:57] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/423 variables, 1/215 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/423 variables, 0/215 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 12 (OVERLAPS) 0/423 variables, 0/215 constraints. Problems are: Problem set: 2 solved, 250 unsolved
No progress, stopping.
After SMT solving in domain Real declared 423/423 variables, and 215 constraints, problems are : Problem set: 2 solved, 250 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 170/170 constraints, PredecessorRefiner: 252/252 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/168 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 1 (OVERLAPS) 2/170 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 34/42 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:07] [INFO ] Deduced a trap composed of 42 places in 55 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 1/43 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/423 variables, 170/213 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/423 variables, 250/463 constraints. Problems are: Problem set: 2 solved, 250 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/423 variables, 3/466 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:19] [INFO ] Deduced a trap along path composed of 8 places in 57 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:20] [INFO ] Deduced a trap along path composed of 2 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 23:39:22] [INFO ] Deduced a trap along path composed of 4 places in 35 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/423 variables, 3/469 constraints. Problems are: Problem set: 2 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 423/423 variables, and 469 constraints, problems are : Problem set: 2 solved, 250 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 170/170 constraints, PredecessorRefiner: 250/252 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 60223ms problems are : Problem set: 2 solved, 250 unsolved
Search for dead transitions found 2 dead transitions in 60234ms
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 : 170/190 places, 251/273 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 169 transition count 251
Applied a total of 1 rules in 10 ms. Remains 169 /170 variables (removed 1) and now considering 251/251 (removed 0) transitions.
// Phase 1: matrix 251 rows 169 cols
[2025-05-30 23:39:37] [INFO ] Computed 8 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-05-30 23:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 169/190 places, 251/273 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60957 ms. Remains : 169/190 places, 251/273 transitions.
Support contains 36 out of 169 places after structural reductions.
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 53 ms
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 35 ms
[2025-05-30 23:39:37] [INFO ] Input system was already deterministic with 251 transitions.
RANDOM walk for 40000 steps (37 resets) in 702 ms. (56 steps per ms) remains 3/32 properties
BEST_FIRST walk for 29469 steps (59 resets) in 128 ms. (228 steps per ms) remains 0/3 properties
FORMULA AutonomousCar-PT-03b-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 37 stabilizing places and 37 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(G(p0))&&F((p1&&X(G((p1||G(p2))))))))'
Support contains 2 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 159 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 159 transition count 241
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 56 place count 159 transition count 205
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 59 place count 156 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 62 place count 156 transition count 202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 63 place count 155 transition count 201
Iterating global reduction 1 with 1 rules applied. Total rules applied 64 place count 155 transition count 201
Applied a total of 64 rules in 15 ms. Remains 155 /169 variables (removed 14) and now considering 201/251 (removed 50) transitions.
// Phase 1: matrix 201 rows 155 cols
[2025-05-30 23:39:38] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:38] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 23:39:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:38] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2025-05-30 23:39:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:40] [INFO ] Deduced a trap composed of 15 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 23:39:40] [INFO ] Deduced a trap composed of 14 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 23:39:40] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:40] [INFO ] Deduced a trap composed of 18 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 23:39:41] [INFO ] Deduced a trap composed of 33 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 23:39:41] [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 23:39:41] [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 23:39:41] [INFO ] Deduced a trap composed of 28 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 23:39:41] [INFO ] Deduced a trap composed of 29 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:41] [INFO ] Deduced a trap composed of 29 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:41] [INFO ] Deduced a trap composed of 26 places in 53 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:41] [INFO ] Deduced a trap composed of 31 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 23:39:41] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:41] [INFO ] Deduced a trap composed of 32 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 23:39:41] [INFO ] Deduced a trap composed of 31 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 23:39:41] [INFO ] Deduced a trap composed of 32 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:41] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 31 places in 65 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 31 places in 58 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 42 places in 35 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 39 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 40 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 38 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 41 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:42] [INFO ] Deduced a trap composed of 41 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 23:39:42] [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 23:39:42] [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 23:39:42] [INFO ] Deduced a trap composed of 41 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 23:39:43] [INFO ] Deduced a trap composed of 41 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 23:39:43] [INFO ] Deduced a trap composed of 30 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 23:39:43] [INFO ] Deduced a trap composed of 5 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:43] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 13/41 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:44] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:44] [INFO ] Deduced a trap composed of 32 places in 59 ms of which 12 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 2/43 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:44] [INFO ] Deduced a trap composed of 23 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 23:39:45] [INFO ] Deduced a trap composed of 31 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 23:39:45] [INFO ] Deduced a trap composed of 31 places in 51 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:45] [INFO ] Deduced a trap composed of 33 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 23:39:45] [INFO ] Deduced a trap composed of 33 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 23:39:46] [INFO ] Deduced a trap composed of 32 places in 55 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 201/356 variables, 155/204 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:48] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:39:51] [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 23:39:52] [INFO ] Deduced a trap along path composed of 3 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 23:39:52] [INFO ] Deduced a trap along path composed of 3 places in 17 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/208 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 12 (OVERLAPS) 0/356 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 356/356 variables, and 208 constraints, problems are : Problem set: 0 solved, 200 unsolved in 19833 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 42/50 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 201/356 variables, 155/205 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/356 variables, 200/405 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/356 variables, 3/408 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:05] [INFO ] Deduced a trap along path composed of 2 places in 45 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:06] [INFO ] Deduced a trap along path composed of 12 places in 45 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:06] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:06] [INFO ] Deduced a trap along path composed of 3 places in 44 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 4/412 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:17] [INFO ] Deduced a trap composed of 51 places in 50 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 356/356 variables, and 413 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 43/43 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 49913ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 49914ms
Starting structural reductions in LTL mode, iteration 1 : 155/169 places, 201/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 50101 ms. Remains : 155/169 places, 201/251 transitions.
Stuttering acceptance computed with spot in 374 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2)), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 193 ms.
Entered a terminal (fully accepting) state of product in 312 steps with 3 reset in 1 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-00 finished in 50730 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||X(X(X(X(F(p1))))))))))'
Support contains 2 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 158 transition count 240
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 158 transition count 240
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 58 place count 158 transition count 204
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 62 place count 154 transition count 200
Iterating global reduction 1 with 4 rules applied. Total rules applied 66 place count 154 transition count 200
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 67 place count 153 transition count 199
Iterating global reduction 1 with 1 rules applied. Total rules applied 68 place count 153 transition count 199
Applied a total of 68 rules in 18 ms. Remains 153 /169 variables (removed 16) and now considering 199/251 (removed 52) transitions.
// Phase 1: matrix 199 rows 153 cols
[2025-05-30 23:40:29] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:40:29] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-05-30 23:40:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:40:29] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-05-30 23:40:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 15 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 23:40:31] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 18 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 23:40:31] [INFO ] Deduced a trap composed of 21 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 33 places in 48 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [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 23:40:31] [INFO ] Deduced a trap composed of 22 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 23:40:31] [INFO ] Deduced a trap composed of 32 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 33 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 33 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 23:40:31] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:31] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 32 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 23:40:32] [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 23:40:32] [INFO ] Deduced a trap composed of 40 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 32 places in 56 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 41 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 32 places in 57 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 39 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:32] [INFO ] Deduced a trap composed of 41 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 23:40:33] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:34] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 199/352 variables, 153/185 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:37] [INFO ] Deduced a trap composed of 31 places in 45 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:38] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:39] [INFO ] Deduced a trap along path composed of 3 places in 14 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:39] [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 23:40:39] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 352/352 variables, and 190 constraints, problems are : Problem set: 0 solved, 198 unsolved in 16067 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (OVERLAPS) 199/352 variables, 153/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 198/384 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:47] [INFO ] Deduced a trap composed of 31 places in 53 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:49] [INFO ] Deduced a trap composed of 39 places in 54 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:50] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:40:59] [INFO ] Deduced a trap composed of 41 places in 52 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:09] [INFO ] Deduced a trap along path composed of 2 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 23:41:11] [INFO ] Deduced a trap along path composed of 12 places in 37 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 2/394 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/352 variables, and 394 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 46126ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 46127ms
Starting structural reductions in LTL mode, iteration 1 : 153/169 places, 199/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46356 ms. Remains : 153/169 places, 199/251 transitions.
Stuttering acceptance computed with spot in 267 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-01
Product exploration explored 100000 steps with 16 reset in 105 ms.
Product exploration explored 100000 steps with 5 reset in 99 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 (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 247 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 10315 steps (3 resets) in 23 ms. (429 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 128 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 260 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 199/199 transitions.
Applied a total of 0 rules in 5 ms. Remains 153 /153 variables (removed 0) and now considering 199/199 (removed 0) transitions.
[2025-05-30 23:41:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:41:17] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-30 23:41:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:41:17] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-05-30 23:41:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:18] [INFO ] Deduced a trap composed of 15 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 23:41:18] [INFO ] Deduced a trap composed of 14 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 23:41:19] [INFO ] Deduced a trap composed of 16 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 23:41:19] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 21 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 23:41:19] [INFO ] Deduced a trap composed of 22 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 23:41:19] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 33 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 33 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 23:41:19] [INFO ] Deduced a trap composed of 23 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [INFO ] Deduced a trap composed of 32 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:19] [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 23:41:20] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:20] [INFO ] Deduced a trap composed of 32 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 23:41:20] [INFO ] Deduced a trap composed of 41 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:20] [INFO ] Deduced a trap composed of 32 places in 48 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:20] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:20] [INFO ] Deduced a trap composed of 41 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:21] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:21] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 199/352 variables, 153/185 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:25] [INFO ] Deduced a trap composed of 31 places in 44 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:26] [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 23:41:26] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:27] [INFO ] Deduced a trap along path composed of 3 places in 16 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:27] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 352/352 variables, and 190 constraints, problems are : Problem set: 0 solved, 198 unsolved in 16311 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (OVERLAPS) 199/352 variables, 153/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 198/384 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:35] [INFO ] Deduced a trap composed of 31 places in 54 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:38] [INFO ] Deduced a trap composed of 39 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 23:41:38] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:48] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:41:58] [INFO ] Deduced a trap along path composed of 2 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 23:42:00] [INFO ] Deduced a trap along path composed of 12 places in 26 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/352 variables, and 394 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 46352ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 46353ms
Finished structural reductions in LTL mode , in 1 iterations and 46544 ms. Remains : 153/153 places, 199/199 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 p0 p1), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 87 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 1259 steps (15 resets) in 6 ms. (179 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 260 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 259 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 254 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 15 reset in 62 ms.
Product exploration explored 100000 steps with 4 reset in 176 ms.
Applying partial POR strategy [false, false, false, false, false, false, true]
Stuttering acceptance computed with spot in 252 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 153/153 places, 199/199 transitions.
Graph (trivial) has 137 edges and 153 vertex of which 4 / 153 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.
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 58 rules applied. Total rules applied 59 place count 151 transition count 197
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 68 place count 151 transition count 188
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 68 place count 151 transition count 188
Deduced a syphon composed of 70 places in 0 ms
Iterating global reduction 2 with 12 rules applied. Total rules applied 80 place count 151 transition count 188
Discarding 47 places :
Symmetric choice reduction at 2 with 47 rule applications. Total rules 127 place count 104 transition count 141
Deduced a syphon composed of 24 places in 1 ms
Iterating global reduction 2 with 47 rules applied. Total rules applied 174 place count 104 transition count 141
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 62 places in 0 ms
Iterating global reduction 2 with 38 rules applied. Total rules applied 212 place count 104 transition count 144
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 214 place count 104 transition count 142
Discarding 35 places :
Symmetric choice reduction at 3 with 35 rule applications. Total rules 249 place count 69 transition count 92
Deduced a syphon composed of 34 places in 1 ms
Iterating global reduction 3 with 35 rules applied. Total rules applied 284 place count 69 transition count 92
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 287 place count 69 transition count 89
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 288 place count 68 transition count 88
Deduced a syphon composed of 33 places in 0 ms
Iterating global reduction 4 with 1 rules applied. Total rules applied 289 place count 68 transition count 88
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 34 places in 0 ms
Iterating global reduction 4 with 1 rules applied. Total rules applied 290 place count 68 transition count 88
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 292 place count 66 transition count 86
Deduced a syphon composed of 32 places in 0 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 294 place count 66 transition count 86
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 35 places in 0 ms
Iterating global reduction 4 with 3 rules applied. Total rules applied 297 place count 66 transition count 100
Deduced a syphon composed of 35 places in 0 ms
Applied a total of 297 rules in 44 ms. Remains 66 /153 variables (removed 87) and now considering 100/199 (removed 99) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:42:05] [INFO ] Redundant transitions in 4 ms returned []
Running 99 sub problems to find dead transitions.
// Phase 1: matrix 100 rows 66 cols
[2025-05-30 23:42:05] [INFO ] Computed 7 invariants in 1 ms
[2025-05-30 23:42:05] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 4 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 23:42:06] [INFO ] Deduced a trap composed of 4 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 23:42:06] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 3 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:06] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 2 ms to minimize.
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 10/17 constraints. Problems are: Problem set: 33 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 33 solved, 66 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 TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
At refinement iteration 4 (OVERLAPS) 99/165 variables, 66/83 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 28/111 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 1/166 variables, 1/112 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/166 variables, 0/112 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 0/166 variables, 0/112 constraints. Problems are: Problem set: 45 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 166/166 variables, and 112 constraints, problems are : Problem set: 45 solved, 54 unsolved in 2154 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 45 solved, 54 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 1 (OVERLAPS) 36/66 variables, 7/7 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 10/17 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/17 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 4 (OVERLAPS) 99/165 variables, 66/83 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/165 variables, 28/111 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 54/165 constraints. Problems are: Problem set: 45 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:09] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 1/166 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 0/166 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 1/166 variables, 1/167 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 0/167 constraints. Problems are: Problem set: 45 solved, 54 unsolved
At refinement iteration 11 (OVERLAPS) 0/166 variables, 0/167 constraints. Problems are: Problem set: 45 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 166/166 variables, and 167 constraints, problems are : Problem set: 45 solved, 54 unsolved in 4206 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 54/99 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6384ms problems are : Problem set: 45 solved, 54 unsolved
Search for dead transitions found 45 dead transitions in 6384ms
Found 45 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 45 transitions
Dead transitions reduction (with SMT) removed 45 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 66/153 places, 55/199 transitions.
Graph (complete) has 184 edges and 66 vertex of which 31 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.3 ms
Discarding 35 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 31 /66 variables (removed 35) and now considering 55/55 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 31/153 places, 55/199 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6448 ms. Remains : 31/153 places, 55/199 transitions.
Built C files in :
/tmp/ltsmin9709683788372893343
[2025-05-30 23:42:12] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9709683788372893343
Running compilation step : cd /tmp/ltsmin9709683788372893343;'/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 389 ms.
Running link step : cd /tmp/ltsmin9709683788372893343;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin9709683788372893343;'/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/stateBased13105522263968736644.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 199/199 transitions.
Applied a total of 0 rules in 8 ms. Remains 153 /153 variables (removed 0) and now considering 199/199 (removed 0) transitions.
// Phase 1: matrix 199 rows 153 cols
[2025-05-30 23:42:27] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:42:27] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-05-30 23:42:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:42:27] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-05-30 23:42:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [INFO ] Deduced a trap composed of 15 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 23:42:29] [INFO ] Deduced a trap composed of 14 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 23:42:29] [INFO ] Deduced a trap composed of 16 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 23:42:29] [INFO ] Deduced a trap composed of 18 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 23:42:29] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [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 23:42:29] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [INFO ] Deduced a trap composed of 32 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 23:42:29] [INFO ] Deduced a trap composed of 33 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [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 23:42:29] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:29] [INFO ] Deduced a trap composed of 25 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 23:42:30] [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 23:42:30] [INFO ] Deduced a trap composed of 32 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 23:42:30] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:30] [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 23:42:30] [INFO ] Deduced a trap composed of 32 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 23:42:30] [INFO ] Deduced a trap composed of 41 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 23:42:30] [INFO ] Deduced a trap composed of 32 places in 62 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:30] [INFO ] Deduced a trap composed of 39 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:31] [INFO ] Deduced a trap composed of 41 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 23:42:31] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:32] [INFO ] Deduced a trap composed of 31 places in 88 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 199/352 variables, 153/185 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:35] [INFO ] Deduced a trap composed of 31 places in 42 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:37] [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 23:42:37] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:37] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:38] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 352/352 variables, and 190 constraints, problems are : Problem set: 0 solved, 198 unsolved in 16479 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (OVERLAPS) 199/352 variables, 153/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 198/384 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:45] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:48] [INFO ] Deduced a trap composed of 39 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 23:42:48] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:42:58] [INFO ] Deduced a trap composed of 41 places in 52 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:43:09] [INFO ] Deduced a trap along path composed of 2 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 23:43:11] [INFO ] Deduced a trap along path composed of 12 places in 35 ms of which 2 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/352 variables, and 394 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 46540ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 46541ms
Finished structural reductions in LTL mode , in 1 iterations and 46731 ms. Remains : 153/153 places, 199/199 transitions.
Built C files in :
/tmp/ltsmin7770306644510846410
[2025-05-30 23:43:14] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7770306644510846410
Running compilation step : cd /tmp/ltsmin7770306644510846410;'/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 297 ms.
Running link step : cd /tmp/ltsmin7770306644510846410;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin7770306644510846410;'/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/stateBased15587319353332570771.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-30 23:43:29] [INFO ] Flatten gal took : 15 ms
[2025-05-30 23:43:29] [INFO ] Flatten gal took : 9 ms
[2025-05-30 23:43:29] [INFO ] Time to serialize gal into /tmp/LTL2198013291585338253.gal : 3 ms
[2025-05-30 23:43:29] [INFO ] Time to serialize properties into /tmp/LTL864079172444116185.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2198013291585338253.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11620939422256932821.hoa' '-atoms' '/tmp/LTL864079172444116185.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL864079172444116185.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11620939422256932821.hoa
Reverse transition relation is NOT exact ! Due to transitions t11, t17, t18, t27, t35, t40, t41, t42, t70, t71, t74, t75, t77, t91, t97, t99, t102, t103, t...374
Computing Next relation with stutter on 680 deadlock states
Detected timeout of ITS tools.
[2025-05-30 23:43:44] [INFO ] Flatten gal took : 15 ms
[2025-05-30 23:43:44] [INFO ] Flatten gal took : 13 ms
[2025-05-30 23:43:44] [INFO ] Time to serialize gal into /tmp/LTL12221737715718442452.gal : 2 ms
[2025-05-30 23:43:44] [INFO ] Time to serialize properties into /tmp/LTL15999279034021751542.ltl : 14 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12221737715718442452.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15999279034021751542.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(G(("(p101==0)")||(X(X(X(X(F("(p46==0)")))))))))))
Formula 0 simplified : XXF(!"(p101==0)" & XXXXG!"(p46==0)")
Reverse transition relation is NOT exact ! Due to transitions t11, t17, t18, t27, t35, t40, t41, t42, t70, t71, t74, t75, t77, t91, t97, t99, t102, t103, t...374
Computing Next relation with stutter on 680 deadlock states
Detected timeout of ITS tools.
[2025-05-30 23:43:59] [INFO ] Flatten gal took : 15 ms
[2025-05-30 23:43:59] [INFO ] Applying decomposition
[2025-05-30 23:43:59] [INFO ] Flatten gal took : 9 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10550735144016242370.txt' '-o' '/tmp/graph10550735144016242370.bin' '-w' '/tmp/graph10550735144016242370.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10550735144016242370.bin' '-l' '-1' '-v' '-w' '/tmp/graph10550735144016242370.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:43:59] [INFO ] Decomposing Gal with order
[2025-05-30 23:43:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:43:59] [INFO ] Removed a total of 118 redundant transitions.
[2025-05-30 23:43:59] [INFO ] Flatten gal took : 49 ms
[2025-05-30 23:43:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 6 ms.
[2025-05-30 23:43:59] [INFO ] Time to serialize gal into /tmp/LTL7449418733849612500.gal : 3 ms
[2025-05-30 23:43:59] [INFO ] Time to serialize properties into /tmp/LTL5649134339514003027.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7449418733849612500.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5649134339514003027.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(X(G(("(i6.i0.u30.p101==0)")||(X(X(X(X(F("(i3.u8.p46==0)")))))))))))
Formula 0 simplified : XXF(!"(i6.i0.u30.p101==0)" & XXXXG!"(i3.u8.p46==0)")
Reverse transition relation is NOT exact ! Due to transitions t160, t202, t220, t248, i2.u14.t128, i2.u14.t132, i2.u15.t130, i3.t146, i3.u9.t124, i3.u17.t1...531
Computing Next relation with stutter on 680 deadlock states
174 unique states visited
174 strongly connected components in search stack
175 transitions explored
174 items max in DFS search stack
111 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1.13869,59396,1,0,101010,1407,2284,139638,351,5093,150053
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA AutonomousCar-PT-03b-LTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property AutonomousCar-PT-03b-LTLFireability-01 finished in 211649 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(G(p0)) U !p0)))'
Support contains 1 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 159 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 159 transition count 241
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 56 place count 159 transition count 205
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 60 place count 155 transition count 201
Iterating global reduction 1 with 4 rules applied. Total rules applied 64 place count 155 transition count 201
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 65 place count 154 transition count 200
Iterating global reduction 1 with 1 rules applied. Total rules applied 66 place count 154 transition count 200
Applied a total of 66 rules in 12 ms. Remains 154 /169 variables (removed 15) and now considering 200/251 (removed 51) transitions.
// Phase 1: matrix 200 rows 154 cols
[2025-05-30 23:44:00] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:44:01] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-05-30 23:44:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:44:01] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
Running 199 sub problems to find dead transitions.
[2025-05-30 23:44:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (OVERLAPS) 1/154 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:02] [INFO ] Deduced a trap composed of 15 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 23:44:02] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:02] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:02] [INFO ] Deduced a trap composed of 39 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 23:44:03] [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 23:44:03] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 28 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 29 places in 51 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 29 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 23:44:03] [INFO ] Deduced a trap composed of 17 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 23:44:03] [INFO ] Deduced a trap composed of 22 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 23:44:03] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 30 places in 48 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:03] [INFO ] Deduced a trap composed of 31 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 23:44:03] [INFO ] Deduced a trap composed of 31 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 23:44:03] [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 23:44:04] [INFO ] Deduced a trap composed of 31 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 23:44:04] [INFO ] Deduced a trap composed of 40 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 23:44:04] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:04] [INFO ] Deduced a trap composed of 31 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:04] [INFO ] Deduced a trap composed of 32 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:04] [INFO ] Deduced a trap composed of 32 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 23:44:04] [INFO ] Deduced a trap composed of 33 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:04] [INFO ] Deduced a trap composed of 41 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 23:44:04] [INFO ] Deduced a trap composed of 41 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 23:44:04] [INFO ] Deduced a trap composed of 14 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 23:44:04] [INFO ] Deduced a trap composed of 19 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 23:44:05] [INFO ] Deduced a trap composed of 20 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 23:44:05] [INFO ] Deduced a trap composed of 20 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:05] [INFO ] Deduced a trap composed of 5 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 23:44:05] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 12/40 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:06] [INFO ] Deduced a trap composed of 32 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:06] [INFO ] Deduced a trap composed of 33 places in 48 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:06] [INFO ] Deduced a trap composed of 33 places in 49 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:06] [INFO ] Deduced a trap composed of 41 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 23:44:06] [INFO ] Deduced a trap composed of 41 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 23:44:06] [INFO ] Deduced a trap composed of 33 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:06] [INFO ] Deduced a trap composed of 31 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 23:44:06] [INFO ] Deduced a trap composed of 33 places in 60 ms of which 10 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:07] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 7 (OVERLAPS) 200/354 variables, 154/203 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:10] [INFO ] Deduced a trap along path composed of 3 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 23:44:10] [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 23:44:11] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 3/206 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/354 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:15] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 8 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/354 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 12 (OVERLAPS) 0/354 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 199 unsolved
No progress, stopping.
After SMT solving in domain Real declared 354/354 variables, and 207 constraints, problems are : Problem set: 0 solved, 199 unsolved in 21352 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (OVERLAPS) 1/154 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 42/50 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 4 (OVERLAPS) 200/354 variables, 154/204 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 199/403 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 3/406 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:29] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:30] [INFO ] Deduced a trap along path composed of 7 places in 42 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 2/408 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:41] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 1/409 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 354/354 variables, and 409 constraints, problems are : Problem set: 0 solved, 199 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 51402ms problems are : Problem set: 0 solved, 199 unsolved
Search for dead transitions found 0 dead transitions in 51402ms
Starting structural reductions in LTL mode, iteration 1 : 154/169 places, 200/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51587 ms. Remains : 154/169 places, 200/251 transitions.
Stuttering acceptance computed with spot in 86 ms :[p0, p0, (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-02
Product exploration explored 100000 steps with 3 reset in 74 ms.
Stack based approach found an accepted trace after 1110 steps with 12 reset with depth 163 and stack size 163 in 3 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-02 finished in 51780 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))&&F(p1)&&F(p2)))'
Support contains 3 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 160 transition count 242
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 160 transition count 242
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 54 place count 160 transition count 206
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 58 place count 156 transition count 202
Iterating global reduction 1 with 4 rules applied. Total rules applied 62 place count 156 transition count 202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 63 place count 155 transition count 201
Iterating global reduction 1 with 1 rules applied. Total rules applied 64 place count 155 transition count 201
Applied a total of 64 rules in 6 ms. Remains 155 /169 variables (removed 14) and now considering 201/251 (removed 50) transitions.
// Phase 1: matrix 201 rows 155 cols
[2025-05-30 23:44:52] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:44:52] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 23:44:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:44:52] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2025-05-30 23:44:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:54] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:54] [INFO ] Deduced a trap composed of 14 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 23:44:54] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:54] [INFO ] Deduced a trap composed of 22 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 23:44:54] [INFO ] Deduced a trap composed of 31 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 23:44:54] [INFO ] Deduced a trap composed of 29 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 23:44:54] [INFO ] Deduced a trap composed of 30 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 23:44:54] [INFO ] Deduced a trap composed of 30 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 32 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 33 places in 59 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [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 23:44:55] [INFO ] Deduced a trap composed of 40 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 51 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 51 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:55] [INFO ] Deduced a trap composed of 32 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 23:44:55] [INFO ] Deduced a trap composed of 32 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 23:44:55] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [INFO ] Deduced a trap composed of 39 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [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 23:44:56] [INFO ] Deduced a trap composed of 41 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [INFO ] Deduced a trap composed of 14 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 23:44:56] [INFO ] Deduced a trap composed of 5 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 23:44:56] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:56] [INFO ] Deduced a trap composed of 22 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 9/37 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:57] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:57] [INFO ] Deduced a trap composed of 32 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:44:57] [INFO ] Deduced a trap composed of 34 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 23:44:58] [INFO ] Deduced a trap composed of 32 places in 48 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (OVERLAPS) 201/356 variables, 155/196 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:01] [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 23:45:02] [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 23:45:02] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:03] [INFO ] Deduced a trap composed of 34 places in 48 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/200 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:04] [INFO ] Deduced a trap composed of 31 places in 43 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 11 (OVERLAPS) 0/356 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 356/356 variables, and 201 constraints, problems are : Problem set: 0 solved, 200 unsolved in 18491 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 35/43 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 201/356 variables, 155/198 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/356 variables, 200/398 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/356 variables, 3/401 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:17] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 1/402 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:25] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:26] [INFO ] Deduced a trap along path composed of 2 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:26] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 3/405 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 356/356 variables, and 405 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 36/36 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 48530ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 48531ms
Starting structural reductions in LTL mode, iteration 1 : 155/169 places, 201/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48705 ms. Remains : 155/169 places, 201/251 transitions.
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (NOT p0), true]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-03
Stuttering criterion allowed to conclude after 98 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-03 finished in 48927 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(p1))))'
Support contains 1 out of 169 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Graph (trivial) has 157 edges and 169 vertex of which 4 / 169 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 73 transitions
Trivial Post-agglo rules discarded 73 transitions
Performed 73 trivial Post agglomeration. Transition count delta: 73
Iterating post reduction 0 with 73 rules applied. Total rules applied 74 place count 166 transition count 175
Reduce places removed 73 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 95 rules applied. Total rules applied 169 place count 93 transition count 153
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 183 place count 80 transition count 152
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 184 place count 79 transition count 152
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 5 Pre rules applied. Total rules applied 184 place count 79 transition count 147
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 194 place count 74 transition count 147
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 201 place count 67 transition count 140
Iterating global reduction 4 with 7 rules applied. Total rules applied 208 place count 67 transition count 140
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 4 with 36 rules applied. Total rules applied 244 place count 67 transition count 104
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 244 place count 67 transition count 103
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 246 place count 66 transition count 103
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 248 place count 64 transition count 99
Iterating global reduction 5 with 2 rules applied. Total rules applied 250 place count 64 transition count 99
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 2 rules applied. Total rules applied 252 place count 64 transition count 97
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 253 place count 63 transition count 97
Performed 27 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 7 with 54 rules applied. Total rules applied 307 place count 36 transition count 69
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 308 place count 36 transition count 68
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 313 place count 31 transition count 50
Iterating global reduction 8 with 5 rules applied. Total rules applied 318 place count 31 transition count 50
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 320 place count 31 transition count 48
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 9 with 2 rules applied. Total rules applied 322 place count 30 transition count 47
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 326 place count 28 transition count 65
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 328 place count 26 transition count 63
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 329 place count 25 transition count 63
Applied a total of 329 rules in 32 ms. Remains 25 /169 variables (removed 144) and now considering 63/251 (removed 188) transitions.
// Phase 1: matrix 63 rows 25 cols
[2025-05-30 23:45:41] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:41] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 23:45:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:45:41] [INFO ] Implicit Places using invariants and state equation in 40 ms returned [21, 24]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 69 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/169 places, 63/251 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 21 transition count 61
Applied a total of 4 rules in 3 ms. Remains 21 /23 variables (removed 2) and now considering 61/63 (removed 2) transitions.
// Phase 1: matrix 61 rows 21 cols
[2025-05-30 23:45:41] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:41] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-30 23:45:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:45:41] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/169 places, 61/251 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 165 ms. Remains : 21/169 places, 61/251 transitions.
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-04
Stuttering criterion allowed to conclude after 8 steps with 2 reset in 0 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-04 finished in 292 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(X(X(F(p0))))))'
Support contains 1 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 159 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 159 transition count 241
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 56 place count 159 transition count 205
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 59 place count 156 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 62 place count 156 transition count 202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 63 place count 155 transition count 201
Iterating global reduction 1 with 1 rules applied. Total rules applied 64 place count 155 transition count 201
Applied a total of 64 rules in 9 ms. Remains 155 /169 variables (removed 14) and now considering 201/251 (removed 50) transitions.
// Phase 1: matrix 201 rows 155 cols
[2025-05-30 23:45:41] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:42] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 23:45:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:45:42] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2025-05-30 23:45:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:43] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:43] [INFO ] Deduced a trap composed of 14 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 23:45:43] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:43] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:43] [INFO ] Deduced a trap composed of 18 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 23:45:44] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 33 places in 55 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 23 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 23:45:44] [INFO ] Deduced a trap composed of 31 places in 60 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 31 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 23:45:44] [INFO ] Deduced a trap composed of 33 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 23:45:44] [INFO ] Deduced a trap composed of 32 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 23:45:44] [INFO ] Deduced a trap composed of 31 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:44] [INFO ] Deduced a trap composed of 31 places in 48 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 33 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 10 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 5 places in 44 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 39 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 31 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 23:45:45] [INFO ] Deduced a trap composed of 34 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:45] [INFO ] Deduced a trap composed of 40 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 23:45:46] [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 23:45:46] [INFO ] Deduced a trap composed of 34 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 23:45:46] [INFO ] Deduced a trap composed of 41 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 23:45:46] [INFO ] Deduced a trap composed of 14 places in 60 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 8/35 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:47] [INFO ] Deduced a trap composed of 41 places in 41 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (OVERLAPS) 201/356 variables, 155/191 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:51] [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 23:45:51] [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 23:45:52] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 3/194 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:45:53] [INFO ] Deduced a trap composed of 34 places in 56 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/356 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 356/356 variables, and 195 constraints, problems are : Problem set: 0 solved, 200 unsolved in 17367 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 201/356 variables, 155/192 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/356 variables, 200/392 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/356 variables, 3/395 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:09] [INFO ] Deduced a trap along path composed of 7 places in 34 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:10] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:10] [INFO ] Deduced a trap along path composed of 2 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 23:46:10] [INFO ] Deduced a trap along path composed of 12 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:12] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 5/400 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:19] [INFO ] Deduced a trap composed of 39 places in 49 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/401 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 356/356 variables, and 401 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 47410ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 47410ms
Starting structural reductions in LTL mode, iteration 1 : 155/169 places, 201/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47572 ms. Remains : 155/169 places, 201/251 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-05
Product exploration explored 100000 steps with 20000 reset in 114 ms.
Product exploration explored 100000 steps with 20000 reset in 110 ms.
Computed a total of 34 stabilizing places and 34 stable transitions
Computed a total of 34 stabilizing places and 34 stable transitions
Detected a total of 34/155 stabilizing places and 34/201 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 71 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 52 steps (0 resets) in 4 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 201/201 transitions.
Applied a total of 0 rules in 2 ms. Remains 155 /155 variables (removed 0) and now considering 201/201 (removed 0) transitions.
[2025-05-30 23:46:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:46:30] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-30 23:46:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:46:30] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2025-05-30 23:46:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:32] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:32] [INFO ] Deduced a trap composed of 14 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 23:46:32] [INFO ] Deduced a trap composed of 16 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 23:46:32] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:32] [INFO ] Deduced a trap composed of 18 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 23:46:32] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:32] [INFO ] Deduced a trap composed of 33 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 23:46:32] [INFO ] Deduced a trap composed of 21 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 23:46:32] [INFO ] Deduced a trap composed of 22 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 23:46:33] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 31 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 23:46:33] [INFO ] Deduced a trap composed of 31 places in 44 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 33 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 32 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 23:46:33] [INFO ] Deduced a trap composed of 31 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 23:46:33] [INFO ] Deduced a trap composed of 31 places in 45 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 33 places in 54 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:33] [INFO ] Deduced a trap composed of 5 places in 39 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:34] [INFO ] Deduced a trap composed of 39 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:34] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:34] [INFO ] Deduced a trap composed of 34 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 23:46:34] [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 23:46:34] [INFO ] Deduced a trap composed of 40 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 23:46:34] [INFO ] Deduced a trap composed of 34 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 23:46:34] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:35] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 8/35 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:36] [INFO ] Deduced a trap composed of 41 places in 43 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (OVERLAPS) 201/356 variables, 155/191 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:39] [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 23:46:39] [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 23:46:40] [INFO ] Deduced a trap along path composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 3/194 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:41] [INFO ] Deduced a trap composed of 34 places in 59 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/356 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 356/356 variables, and 195 constraints, problems are : Problem set: 0 solved, 200 unsolved in 16850 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 201/356 variables, 155/192 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/356 variables, 200/392 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/356 variables, 3/395 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:57] [INFO ] Deduced a trap along path composed of 7 places in 35 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:58] [INFO ] Deduced a trap along path composed of 2 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 23:46:58] [INFO ] Deduced a trap along path composed of 2 places in 12 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:46:58] [INFO ] Deduced a trap along path composed of 12 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:01] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/356 variables, 5/400 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:07] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 7 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 1/401 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 356/356 variables, and 401 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 46890ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 46891ms
Finished structural reductions in LTL mode , in 1 iterations and 47048 ms. Remains : 155/155 places, 201/201 transitions.
Computed a total of 34 stabilizing places and 34 stable transitions
Computed a total of 34 stabilizing places and 34 stable transitions
Detected a total of 34/155 stabilizing places and 34/201 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 72 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 56 steps (0 resets) in 4 ms. (11 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 113 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 20000 reset in 73 ms.
Product exploration explored 100000 steps with 20000 reset in 80 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 144 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 201/201 transitions.
Graph (trivial) has 144 edges and 155 vertex of which 4 / 155 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.
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 60 rules applied. Total rules applied 61 place count 153 transition count 199
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 1 with 11 rules applied. Total rules applied 72 place count 153 transition count 189
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 72 place count 153 transition count 189
Deduced a syphon composed of 75 places in 0 ms
Iterating global reduction 2 with 14 rules applied. Total rules applied 86 place count 153 transition count 189
Discarding 53 places :
Symmetric choice reduction at 2 with 53 rule applications. Total rules 139 place count 100 transition count 136
Deduced a syphon composed of 23 places in 0 ms
Iterating global reduction 2 with 53 rules applied. Total rules applied 192 place count 100 transition count 136
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 60 places in 0 ms
Iterating global reduction 2 with 37 rules applied. Total rules applied 229 place count 100 transition count 140
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 230 place count 100 transition count 139
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 264 place count 66 transition count 90
Deduced a syphon composed of 33 places in 0 ms
Iterating global reduction 3 with 34 rules applied. Total rules applied 298 place count 66 transition count 90
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 304 place count 66 transition count 84
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 307 place count 63 transition count 81
Deduced a syphon composed of 30 places in 0 ms
Iterating global reduction 4 with 3 rules applied. Total rules applied 310 place count 63 transition count 81
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 34 places in 0 ms
Iterating global reduction 4 with 4 rules applied. Total rules applied 314 place count 63 transition count 111
Deduced a syphon composed of 34 places in 0 ms
Applied a total of 314 rules in 27 ms. Remains 63 /155 variables (removed 92) and now considering 111/201 (removed 90) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:47:19] [INFO ] Redundant transitions in 2 ms returned []
Running 110 sub problems to find dead transitions.
// Phase 1: matrix 111 rows 63 cols
[2025-05-30 23:47:19] [INFO ] Computed 7 invariants in 0 ms
[2025-05-30 23:47:19] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 110 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 5 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 2 ms to minimize.
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 3 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:19] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 10/17 constraints. Problems are: Problem set: 32 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:20] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:20] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 2/19 constraints. Problems are: Problem set: 32 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/19 constraints. Problems are: Problem set: 32 solved, 78 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
At refinement iteration 5 (OVERLAPS) 110/173 variables, 63/82 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 38/120 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 0/120 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 8 (OVERLAPS) 1/174 variables, 1/121 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/174 variables, 0/121 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 10 (OVERLAPS) 0/174 variables, 0/121 constraints. Problems are: Problem set: 45 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Real declared 174/174 variables, and 121 constraints, problems are : Problem set: 45 solved, 65 unsolved in 2845 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 63/63 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 45 solved, 65 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 1 (OVERLAPS) 35/63 variables, 7/7 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 12/19 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/19 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 110/173 variables, 63/82 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/173 variables, 38/120 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 65/185 constraints. Problems are: Problem set: 45 solved, 65 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:23] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 1/186 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/186 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 9 (OVERLAPS) 1/174 variables, 1/187 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/187 constraints. Problems are: Problem set: 45 solved, 65 unsolved
At refinement iteration 11 (OVERLAPS) 0/174 variables, 0/187 constraints. Problems are: Problem set: 45 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Int declared 174/174 variables, and 187 constraints, problems are : Problem set: 45 solved, 65 unsolved in 5910 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 63/63 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 65/110 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8784ms problems are : Problem set: 45 solved, 65 unsolved
Search for dead transitions found 45 dead transitions in 8785ms
Found 45 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 45 transitions
Dead transitions reduction (with SMT) removed 45 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 63/155 places, 66/201 transitions.
Graph (complete) has 186 edges and 63 vertex of which 29 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 29 /63 variables (removed 34) and now considering 66/66 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 29/155 places, 66/201 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8825 ms. Remains : 29/155 places, 66/201 transitions.
Built C files in :
/tmp/ltsmin3793937947375802947
[2025-05-30 23:47:27] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3793937947375802947
Running compilation step : cd /tmp/ltsmin3793937947375802947;'/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 288 ms.
Running link step : cd /tmp/ltsmin3793937947375802947;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin3793937947375802947;'/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/stateBased12208804276211390505.hoa' '--buchi-type=spotba'
LTSmin run took 135 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-03b-LTLFireability-05 finished in 106362 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) U (F(p1) U p2)))))'
Support contains 3 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 159 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 159 transition count 241
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 56 place count 159 transition count 205
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 60 place count 155 transition count 201
Iterating global reduction 1 with 4 rules applied. Total rules applied 64 place count 155 transition count 201
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 65 place count 154 transition count 200
Iterating global reduction 1 with 1 rules applied. Total rules applied 66 place count 154 transition count 200
Applied a total of 66 rules in 8 ms. Remains 154 /169 variables (removed 15) and now considering 200/251 (removed 51) transitions.
// Phase 1: matrix 200 rows 154 cols
[2025-05-30 23:47:28] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:47:28] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-30 23:47:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:47:28] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
Running 199 sub problems to find dead transitions.
[2025-05-30 23:47:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (OVERLAPS) 1/154 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 15 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 23:47:30] [INFO ] Deduced a trap composed of 14 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 23:47:30] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 21 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 31 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 28 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 23:47:30] [INFO ] Deduced a trap composed of 29 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 23:47:30] [INFO ] Deduced a trap composed of 29 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 23:47:30] [INFO ] Deduced a trap composed of 17 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 23:47:30] [INFO ] Deduced a trap composed of 23 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 23:47:30] [INFO ] Deduced a trap composed of 30 places in 51 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 31 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 23:47:30] [INFO ] Deduced a trap composed of 31 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:30] [INFO ] Deduced a trap composed of 31 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 23:47:31] [INFO ] Deduced a trap composed of 32 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:31] [INFO ] Deduced a trap composed of 32 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 23:47:31] [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 23:47:31] [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 23:47:31] [INFO ] Deduced a trap composed of 32 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 23:47:31] [INFO ] Deduced a trap composed of 32 places in 56 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:31] [INFO ] Deduced a trap composed of 39 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:31] [INFO ] Deduced a trap composed of 16 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 23:47:31] [INFO ] Deduced a trap composed of 18 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 23:47:32] [INFO ] Deduced a trap composed of 33 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:32] [INFO ] Deduced a trap composed of 42 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:32] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:32] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 7/35 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:33] [INFO ] Deduced a trap composed of 33 places in 53 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:34] [INFO ] Deduced a trap composed of 33 places in 63 ms of which 6 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:34] [INFO ] Deduced a trap composed of 41 places in 43 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:36] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 9 (OVERLAPS) 200/354 variables, 154/193 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:39] [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 23:47:39] [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 23:47:40] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/354 variables, 3/196 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 12 (OVERLAPS) 0/354 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 199 unsolved
No progress, stopping.
After SMT solving in domain Real declared 354/354 variables, and 196 constraints, problems are : Problem set: 0 solved, 199 unsolved in 17839 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 31/31 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 1 (OVERLAPS) 1/154 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 31/39 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 4 (OVERLAPS) 200/354 variables, 154/193 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 199/392 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:48] [INFO ] Deduced a trap composed of 39 places in 55 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 1/393 constraints. Problems are: Problem set: 0 solved, 199 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 3/396 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:47:54] [INFO ] Deduced a trap composed of 26 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 23:47:54] [INFO ] Deduced a trap composed of 32 places in 56 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 2/398 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:03] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:03] [INFO ] Deduced a trap along path composed of 2 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 23:48:03] [INFO ] Deduced a trap along path composed of 2 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 23:48:03] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/354 variables, 4/402 constraints. Problems are: Problem set: 0 solved, 199 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 354/354 variables, and 402 constraints, problems are : Problem set: 0 solved, 199 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 199/199 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 47881ms problems are : Problem set: 0 solved, 199 unsolved
Search for dead transitions found 0 dead transitions in 47881ms
Starting structural reductions in LTL mode, iteration 1 : 154/169 places, 200/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48040 ms. Remains : 154/169 places, 200/251 transitions.
Stuttering acceptance computed with spot in 254 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p1), (NOT p2), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-06
Stuttering criterion allowed to conclude after 66 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-06 finished in 48311 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((G(F((!p0&&X((F(!p1)||G(!p0))))))||(p2&&X(X(F((!p0&&X((F(!p1)||G(!p0)))))))))))'
Support contains 9 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 159 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 159 transition count 241
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 56 place count 159 transition count 205
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 59 place count 156 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 62 place count 156 transition count 202
Applied a total of 62 rules in 8 ms. Remains 156 /169 variables (removed 13) and now considering 202/251 (removed 49) transitions.
// Phase 1: matrix 202 rows 156 cols
[2025-05-30 23:48:16] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:48:16] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-05-30 23:48:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:48:16] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Running 201 sub problems to find dead transitions.
[2025-05-30 23:48:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 1 (OVERLAPS) 1/156 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 201 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 15 places in 56 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 14 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 23:48:18] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 42 places in 34 ms of which 3 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 22 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 23:48:18] [INFO ] Deduced a trap composed of 21 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 31 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 23:48:18] [INFO ] Deduced a trap composed of 28 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:18] [INFO ] Deduced a trap composed of 29 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 23:48:19] [INFO ] Deduced a trap composed of 29 places in 56 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 17 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 24 places in 53 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 16 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 23:48:19] [INFO ] Deduced a trap composed of 30 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 23:48:19] [INFO ] Deduced a trap composed of 31 places in 59 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 31 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 23:48:19] [INFO ] Deduced a trap composed of 31 places in 58 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 31 places in 52 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 32 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:19] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 201 unsolved
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 35 ms of which 3 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 61 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 35 places in 65 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 36 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 23:48:20] [INFO ] Deduced a trap composed of 36 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:20] [INFO ] Deduced a trap composed of 31 places in 51 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 32 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 23:48:20] [INFO ] Deduced a trap composed of 21 places in 55 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 5 places in 54 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 9/37 constraints. Problems are: Problem set: 0 solved, 201 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 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:21] [INFO ] Deduced a trap composed of 35 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 23:48:22] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 3 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 41 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 23:48:22] [INFO ] Deduced a trap composed of 41 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 23:48:22] [INFO ] Deduced a trap composed of 10 places in 57 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 14 places in 52 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 7/44 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 6 (OVERLAPS) 202/358 variables, 156/200 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:26] [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 23:48:26] [INFO ] Deduced a trap along path composed of 3 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 23:48:26] [INFO ] Deduced a trap along path composed of 3 places in 14 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/358 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/358 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 9 (OVERLAPS) 0/358 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 201 unsolved
No progress, stopping.
After SMT solving in domain Real declared 358/358 variables, and 203 constraints, problems are : Problem set: 0 solved, 201 unsolved in 16407 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 201/201 constraints, Known Traps: 36/36 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 1 (OVERLAPS) 1/156 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 36/44 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:33] [INFO ] Deduced a trap composed of 31 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 23:48:33] [INFO ] Deduced a trap composed of 26 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 23:48:33] [INFO ] Deduced a trap composed of 32 places in 53 ms of which 8 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 5 (OVERLAPS) 202/358 variables, 156/203 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/358 variables, 201/404 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:35] [INFO ] Deduced a trap composed of 39 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 23:48:36] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/358 variables, 2/406 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/358 variables, 3/409 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:46] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/358 variables, 1/410 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:55] [INFO ] Deduced a trap along path composed of 3 places in 36 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:48:56] [INFO ] Deduced a trap along path composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 358/358 variables, and 412 constraints, problems are : Problem set: 0 solved, 201 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 201/201 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 46444ms problems are : Problem set: 0 solved, 201 unsolved
Search for dead transitions found 0 dead transitions in 46444ms
Starting structural reductions in LTL mode, iteration 1 : 156/169 places, 202/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46586 ms. Remains : 156/169 places, 202/251 transitions.
Stuttering acceptance computed with spot in 189 ms :[p0, (AND p0 p1), p0, p0, (AND p0 p1)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-07
Product exploration explored 100000 steps with 36462 reset in 98 ms.
Product exploration explored 100000 steps with 36382 reset in 98 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 p2 (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X p2), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X p2)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 112 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1)]
RANDOM walk for 40000 steps (27 resets) in 87 ms. (454 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40002 steps (196 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
[2025-05-30 23:49:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 147/358 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 7/8 constraints, State Equation: 0/156 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 51ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X p2), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X p2)), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (OR p0 (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 26 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-03b-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-03b-LTLFireability-07 finished in 47433 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(X((!(!X(p0) U X(X(p0)))&&p1)))))'
Support contains 5 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 158 transition count 240
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 158 transition count 240
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 58 place count 158 transition count 204
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 62 place count 154 transition count 200
Iterating global reduction 1 with 4 rules applied. Total rules applied 66 place count 154 transition count 200
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 67 place count 153 transition count 199
Iterating global reduction 1 with 1 rules applied. Total rules applied 68 place count 153 transition count 199
Applied a total of 68 rules in 5 ms. Remains 153 /169 variables (removed 16) and now considering 199/251 (removed 52) transitions.
// Phase 1: matrix 199 rows 153 cols
[2025-05-30 23:49:04] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:04] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-05-30 23:49:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:04] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-05-30 23:49:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:05] [INFO ] Deduced a trap composed of 15 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 23:49:05] [INFO ] Deduced a trap composed of 14 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 23:49:05] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:05] [INFO ] Deduced a trap composed of 18 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 23:49:06] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 33 places in 43 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 21 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 23:49:06] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 32 places in 56 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 33 places in 50 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 33 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 23:49:06] [INFO ] Deduced a trap composed of 23 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 23:49:06] [INFO ] Deduced a trap composed of 25 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 23:49:06] [INFO ] Deduced a trap composed of 31 places in 53 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 32 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 23:49:06] [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 23:49:06] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:06] [INFO ] Deduced a trap composed of 32 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 23:49:07] [INFO ] Deduced a trap composed of 41 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:07] [INFO ] Deduced a trap composed of 32 places in 59 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:07] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:07] [INFO ] Deduced a trap composed of 41 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 23:49:07] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:08] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 199/352 variables, 153/185 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:12] [INFO ] Deduced a trap composed of 31 places in 42 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 13 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:14] [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 23:49:14] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 352/352 variables, and 190 constraints, problems are : Problem set: 0 solved, 198 unsolved in 16225 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (OVERLAPS) 199/352 variables, 153/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 198/384 constraints. Problems are: Problem set: 0 solved, 198 unsolved
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 31 places in 57 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 198 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 39 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:25] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:35] [INFO ] Deduced a trap composed of 41 places in 53 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:45] [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 23:49:47] [INFO ] Deduced a trap along path composed of 12 places in 39 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/352 variables, and 394 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 46270ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 46272ms
Starting structural reductions in LTL mode, iteration 1 : 153/169 places, 199/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46418 ms. Remains : 153/169 places, 199/251 transitions.
Stuttering acceptance computed with spot in 228 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-08
Product exploration explored 100000 steps with 14279 reset in 74 ms.
Product exploration explored 100000 steps with 14311 reset in 81 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 32/153 stabilizing places and 32/199 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 76 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
RANDOM walk for 40000 steps (14 resets) in 83 ms. (476 steps per ms) remains 1/2 properties
BEST_FIRST walk for 21357 steps (14 resets) in 24 ms. (854 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 108 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Stuttering acceptance computed with spot in 235 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Support contains 5 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 199/199 transitions.
Applied a total of 0 rules in 3 ms. Remains 153 /153 variables (removed 0) and now considering 199/199 (removed 0) transitions.
[2025-05-30 23:49:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:51] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-05-30 23:49:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:49:51] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-05-30 23:49:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 15 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 23:49:53] [INFO ] Deduced a trap composed of 14 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 23:49:53] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 18 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 23:49:53] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:53] [INFO ] Deduced a trap composed of 32 places in 56 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [INFO ] Deduced a trap composed of 33 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [INFO ] Deduced a trap composed of 33 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 23:49:54] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [INFO ] Deduced a trap composed of 31 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 23:49:54] [INFO ] Deduced a trap composed of 32 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 23:49:54] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [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 23:49:54] [INFO ] Deduced a trap composed of 32 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 23:49:54] [INFO ] Deduced a trap composed of 41 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:54] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 198 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 39 places in 33 ms of which 2 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 41 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 23:49:55] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:56] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/153 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 199/352 variables, 153/185 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:49:59] [INFO ] Deduced a trap composed of 31 places in 32 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:01] [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 23:50:01] [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 23:50:01] [INFO ] Deduced a trap along path composed of 3 places in 13 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:02] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/352 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 352/352 variables, and 190 constraints, problems are : Problem set: 0 solved, 198 unsolved in 15857 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/153 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (OVERLAPS) 199/352 variables, 153/186 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 198/384 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:09] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:11] [INFO ] Deduced a trap composed of 39 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 23:50:12] [INFO ] Deduced a trap composed of 41 places in 47 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 2/387 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/352 variables, 4/391 constraints. Problems are: Problem set: 0 solved, 198 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 41 places in 48 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:32] [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 23:50:34] [INFO ] Deduced a trap along path composed of 12 places in 34 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 2/394 constraints. Problems are: Problem set: 0 solved, 198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 352/352 variables, and 394 constraints, problems are : Problem set: 0 solved, 198 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 153/153 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 45904ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 45905ms
Finished structural reductions in LTL mode , in 1 iterations and 46048 ms. Remains : 153/153 places, 199/199 transitions.
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 32/153 stabilizing places and 32/199 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 83 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
RANDOM walk for 37445 steps (26 resets) in 50 ms. (734 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 103 ms. Reduced automaton from 7 states, 9 edges and 2 AP (stutter sensitive) to 7 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Stuttering acceptance computed with spot in 240 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Product exploration explored 100000 steps with 14318 reset in 74 ms.
Product exploration explored 100000 steps with 14299 reset in 85 ms.
Applying partial POR strategy [false, false, false, false, true, false, true]
Stuttering acceptance computed with spot in 222 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), true, p0, p0]
Support contains 5 out of 153 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 153/153 places, 199/199 transitions.
Graph (trivial) has 140 edges and 153 vertex of which 4 / 153 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.
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 57 rules applied. Total rules applied 58 place count 151 transition count 197
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 67 place count 151 transition count 188
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 67 place count 151 transition count 188
Deduced a syphon composed of 71 places in 0 ms
Iterating global reduction 2 with 14 rules applied. Total rules applied 81 place count 151 transition count 188
Discarding 49 places :
Symmetric choice reduction at 2 with 49 rule applications. Total rules 130 place count 102 transition count 139
Deduced a syphon composed of 23 places in 0 ms
Iterating global reduction 2 with 49 rules applied. Total rules applied 179 place count 102 transition count 139
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 59 places in 0 ms
Iterating global reduction 2 with 36 rules applied. Total rules applied 215 place count 102 transition count 142
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 217 place count 102 transition count 140
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 249 place count 70 transition count 95
Deduced a syphon composed of 33 places in 0 ms
Iterating global reduction 3 with 32 rules applied. Total rules applied 281 place count 70 transition count 95
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 285 place count 70 transition count 91
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 287 place count 68 transition count 89
Deduced a syphon composed of 31 places in 0 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 289 place count 68 transition count 89
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 32 places in 0 ms
Iterating global reduction 4 with 1 rules applied. Total rules applied 290 place count 68 transition count 89
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 292 place count 66 transition count 87
Deduced a syphon composed of 30 places in 0 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 294 place count 66 transition count 87
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 34 places in 0 ms
Iterating global reduction 4 with 4 rules applied. Total rules applied 298 place count 66 transition count 117
Deduced a syphon composed of 34 places in 0 ms
Applied a total of 298 rules in 19 ms. Remains 66 /153 variables (removed 87) and now considering 117/199 (removed 82) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:50:39] [INFO ] Redundant transitions in 2 ms returned []
Running 116 sub problems to find dead transitions.
// Phase 1: matrix 117 rows 66 cols
[2025-05-30 23:50:39] [INFO ] Computed 7 invariants in 0 ms
[2025-05-30 23:50:39] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 116 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 116 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 3 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 6 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 23:50:40] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 4 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 2 ms to minimize.
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 3 ms to minimize.
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 12/19 constraints. Problems are: Problem set: 33 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:40] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 1/20 constraints. Problems are: Problem set: 33 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 0/20 constraints. Problems are: Problem set: 33 solved, 83 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 TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
At refinement iteration 5 (OVERLAPS) 116/182 variables, 66/86 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 16/102 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/102 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 8 (OVERLAPS) 1/183 variables, 1/103 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/103 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 10 (OVERLAPS) 0/183 variables, 0/103 constraints. Problems are: Problem set: 45 solved, 71 unsolved
No progress, stopping.
After SMT solving in domain Real declared 183/183 variables, and 103 constraints, problems are : Problem set: 45 solved, 71 unsolved in 2662 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 116/116 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 45 solved, 71 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 1 (OVERLAPS) 35/66 variables, 7/7 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 13/20 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/20 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 4 (OVERLAPS) 116/182 variables, 66/86 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 16/102 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 71/173 constraints. Problems are: Problem set: 45 solved, 71 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:43] [INFO ] Deduced a trap along path composed of 2 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 23:50:43] [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 23:50:43] [INFO ] Deduced a trap along path composed of 5 places in 26 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 3/176 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/176 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 9 (OVERLAPS) 1/183 variables, 1/177 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/177 constraints. Problems are: Problem set: 45 solved, 71 unsolved
At refinement iteration 11 (OVERLAPS) 0/183 variables, 0/177 constraints. Problems are: Problem set: 45 solved, 71 unsolved
No progress, stopping.
After SMT solving in domain Int declared 183/183 variables, and 177 constraints, problems are : Problem set: 45 solved, 71 unsolved in 8731 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 71/116 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 11424ms problems are : Problem set: 45 solved, 71 unsolved
Search for dead transitions found 45 dead transitions in 11425ms
Found 45 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 45 transitions
Dead transitions reduction (with SMT) removed 45 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 66/153 places, 72/199 transitions.
Graph (complete) has 195 edges and 66 vertex of which 32 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 9 ms. Remains 32 /66 variables (removed 34) and now considering 72/72 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 32/153 places, 72/199 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11459 ms. Remains : 32/153 places, 72/199 transitions.
Built C files in :
/tmp/ltsmin17789369472814721215
[2025-05-30 23:50:50] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17789369472814721215
Running compilation step : cd /tmp/ltsmin17789369472814721215;'/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 301 ms.
Running link step : cd /tmp/ltsmin17789369472814721215;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin17789369472814721215;'/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/stateBased16321607405355052889.hoa' '--buchi-type=spotba'
LTSmin run took 3668 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-08 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-03b-LTLFireability-08 finished in 110882 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(G(p0)))'
Support contains 1 out of 169 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Graph (trivial) has 158 edges and 169 vertex of which 4 / 169 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 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 72 rules applied. Total rules applied 73 place count 166 transition count 176
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 94 rules applied. Total rules applied 167 place count 94 transition count 154
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 180 place count 81 transition count 154
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 180 place count 81 transition count 149
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 190 place count 76 transition count 149
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 197 place count 69 transition count 142
Iterating global reduction 3 with 7 rules applied. Total rules applied 204 place count 69 transition count 142
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 3 with 36 rules applied. Total rules applied 240 place count 69 transition count 106
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 240 place count 69 transition count 105
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 242 place count 68 transition count 105
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 244 place count 66 transition count 101
Iterating global reduction 4 with 2 rules applied. Total rules applied 246 place count 66 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 248 place count 66 transition count 99
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 249 place count 65 transition count 99
Performed 27 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 303 place count 38 transition count 71
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 304 place count 38 transition count 70
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 309 place count 33 transition count 52
Iterating global reduction 7 with 5 rules applied. Total rules applied 314 place count 33 transition count 52
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 316 place count 33 transition count 50
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 8 with 2 rules applied. Total rules applied 318 place count 32 transition count 49
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 322 place count 30 transition count 67
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 324 place count 28 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 325 place count 27 transition count 65
Applied a total of 325 rules in 26 ms. Remains 27 /169 variables (removed 142) and now considering 65/251 (removed 186) transitions.
// Phase 1: matrix 65 rows 27 cols
[2025-05-30 23:50:54] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-30 23:50:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants and state equation in 39 ms returned [21, 26]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 74 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/169 places, 65/251 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 23 transition count 63
Applied a total of 4 rules in 2 ms. Remains 23 /25 variables (removed 2) and now considering 63/65 (removed 2) transitions.
// Phase 1: matrix 63 rows 23 cols
[2025-05-30 23:50:55] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 23:50:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/169 places, 63/251 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 164 ms. Remains : 23/169 places, 63/251 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 90 ms.
Product exploration explored 100000 steps with 4 reset in 86 ms.
Computed a total of 4 stabilizing places and 5 stable transitions
Computed a total of 4 stabilizing places and 5 stable transitions
Detected a total of 4/23 stabilizing places and 5/63 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 103 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
RANDOM walk for 956 steps (102 resets) in 30 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 122 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 63/63 transitions.
Applied a total of 0 rules in 3 ms. Remains 23 /23 variables (removed 0) and now considering 63/63 (removed 0) transitions.
[2025-05-30 23:50:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-30 23:50:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:50:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:50:55] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:50:55] [INFO ] Redundant transitions in 0 ms returned []
Running 54 sub problems to find dead transitions.
[2025-05-30 23:50:55] [INFO ] Invariant cache hit.
[2025-05-30 23:50:55] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 62/85 variables, 23/27 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:56] [INFO ] Deduced a trap along path composed of 2 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 23:50:56] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (OVERLAPS) 1/86 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 0/86 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 30 constraints, problems are : Problem set: 0 solved, 54 unsolved in 1015 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 23/23 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 62/85 variables, 23/27 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 54/81 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 2/83 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:50:57] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 1/86 variables, 1/85 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 85 constraints, problems are : Problem set: 0 solved, 54 unsolved in 2478 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 23/23 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 3515ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 3515ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 3604 ms. Remains : 23/23 places, 63/63 transitions.
Computed a total of 4 stabilizing places and 5 stable transitions
Computed a total of 4 stabilizing places and 5 stable transitions
Detected a total of 4/23 stabilizing places and 5/63 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 81 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
RANDOM walk for 438 steps (34 resets) in 5 ms. (73 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 129 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Product exploration explored 100000 steps with 6 reset in 48 ms.
Product exploration explored 100000 steps with 4 reset in 86 ms.
Built C files in :
/tmp/ltsmin8604960439474025575
[2025-05-30 23:50:59] [INFO ] Computing symmetric may disable matrix : 63 transitions.
[2025-05-30 23:50:59] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 23:50:59] [INFO ] Computing symmetric may enable matrix : 63 transitions.
[2025-05-30 23:50:59] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 23:50:59] [INFO ] Computing Do-Not-Accords matrix : 63 transitions.
[2025-05-30 23:50:59] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 23:50:59] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8604960439474025575
Running compilation step : cd /tmp/ltsmin8604960439474025575;'/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 169 ms.
Running link step : cd /tmp/ltsmin8604960439474025575;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin8604960439474025575;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15547202839724822438.hoa' '--buchi-type=spotba'
LTSmin run took 87 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-09 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property AutonomousCar-PT-03b-LTLFireability-09 finished in 5234 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(G(p1)))))'
Support contains 2 out of 169 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Graph (trivial) has 156 edges and 169 vertex of which 4 / 169 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 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 72 rules applied. Total rules applied 73 place count 166 transition count 176
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 92 rules applied. Total rules applied 165 place count 94 transition count 156
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 177 place count 82 transition count 156
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 177 place count 82 transition count 150
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 189 place count 76 transition count 150
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 196 place count 69 transition count 143
Iterating global reduction 3 with 7 rules applied. Total rules applied 203 place count 69 transition count 143
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 3 with 36 rules applied. Total rules applied 239 place count 69 transition count 107
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 239 place count 69 transition count 106
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 241 place count 68 transition count 106
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 243 place count 66 transition count 102
Iterating global reduction 4 with 2 rules applied. Total rules applied 245 place count 66 transition count 102
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 246 place count 66 transition count 101
Performed 27 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 5 with 54 rules applied. Total rules applied 300 place count 39 transition count 73
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 301 place count 39 transition count 72
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 305 place count 35 transition count 58
Iterating global reduction 6 with 4 rules applied. Total rules applied 309 place count 35 transition count 58
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 311 place count 35 transition count 56
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 7 with 2 rules applied. Total rules applied 313 place count 34 transition count 55
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 317 place count 32 transition count 73
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 319 place count 30 transition count 71
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 320 place count 29 transition count 71
Applied a total of 320 rules in 20 ms. Remains 29 /169 variables (removed 140) and now considering 71/251 (removed 180) transitions.
// Phase 1: matrix 71 rows 29 cols
[2025-05-30 23:51:00] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-30 23:51:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants and state equation in 40 ms returned [25, 28]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 73 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 27/169 places, 71/251 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 25 transition count 69
Applied a total of 4 rules in 2 ms. Remains 25 /27 variables (removed 2) and now considering 69/71 (removed 2) transitions.
// Phase 1: matrix 69 rows 25 cols
[2025-05-30 23:51:00] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 23:51:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 25/169 places, 69/251 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 160 ms. Remains : 25/169 places, 69/251 transitions.
Stuttering acceptance computed with spot in 91 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-10
Stuttering criterion allowed to conclude after 23 steps with 2 reset in 1 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-10 finished in 267 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((G((p0||X(G(p1))))&&F(p2))))'
Support contains 3 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 160 transition count 242
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 160 transition count 242
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 54 place count 160 transition count 206
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 157 transition count 203
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 157 transition count 203
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 61 place count 156 transition count 202
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 156 transition count 202
Applied a total of 62 rules in 10 ms. Remains 156 /169 variables (removed 13) and now considering 202/251 (removed 49) transitions.
// Phase 1: matrix 202 rows 156 cols
[2025-05-30 23:51:00] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-30 23:51:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:00] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
Running 201 sub problems to find dead transitions.
[2025-05-30 23:51:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 1 (OVERLAPS) 1/156 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:02] [INFO ] Deduced a trap composed of 15 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 23:51:02] [INFO ] Deduced a trap composed of 14 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 23:51:02] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:02] [INFO ] Deduced a trap composed of 18 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 23:51:02] [INFO ] Deduced a trap composed of 35 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:02] [INFO ] Deduced a trap composed of 21 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 23:51:02] [INFO ] Deduced a trap composed of 24 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 23:51:02] [INFO ] Deduced a trap composed of 32 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:02] [INFO ] Deduced a trap composed of 33 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 23:51:02] [INFO ] Deduced a trap composed of 33 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 23:51:02] [INFO ] Deduced a trap composed of 23 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 23:51:02] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [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 23:51:03] [INFO ] Deduced a trap composed of 31 places in 66 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [INFO ] Deduced a trap composed of 32 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 23:51:03] [INFO ] Deduced a trap composed of 31 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 23:51:03] [INFO ] Deduced a trap composed of 32 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [INFO ] Deduced a trap composed of 41 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [INFO ] Deduced a trap composed of 41 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:03] [INFO ] Deduced a trap composed of 41 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 23:51:03] [INFO ] Deduced a trap composed of 33 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 23:51:04] [INFO ] Deduced a trap composed of 14 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 23:51:04] [INFO ] Deduced a trap composed of 33 places in 60 ms of which 6 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:05] [INFO ] Deduced a trap composed of 41 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 23:51:05] [INFO ] Deduced a trap composed of 42 places in 45 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:06] [INFO ] Deduced a trap composed of 17 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 23:51:06] [INFO ] Deduced a trap composed of 21 places in 63 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:07] [INFO ] Deduced a trap composed of 40 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 23:51:07] [INFO ] Deduced a trap composed of 41 places in 43 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:08] [INFO ] Deduced a trap composed of 34 places in 41 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 9 (OVERLAPS) 202/358 variables, 156/195 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:11] [INFO ] Deduced a trap composed of 5 places in 50 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:13] [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 23:51:13] [INFO ] Deduced a trap along path composed of 3 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 23:51:14] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 3/199 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 13 (OVERLAPS) 0/358 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 201 unsolved
No progress, stopping.
After SMT solving in domain Real declared 358/358 variables, and 199 constraints, problems are : Problem set: 0 solved, 201 unsolved in 19713 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 201/201 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 1 (OVERLAPS) 1/156 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 32/40 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 4 (OVERLAPS) 202/358 variables, 156/196 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/358 variables, 201/397 constraints. Problems are: Problem set: 0 solved, 201 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 39 places in 56 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/358 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:26] [INFO ] Deduced a trap composed of 53 places in 44 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/358 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 201 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/358 variables, 3/402 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:41] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:51:41] [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 23:51:42] [INFO ] Deduced a trap along path composed of 7 places in 38 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/358 variables, 3/405 constraints. Problems are: Problem set: 0 solved, 201 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 358/358 variables, and 405 constraints, problems are : Problem set: 0 solved, 201 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 201/201 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 49755ms problems are : Problem set: 0 solved, 201 unsolved
Search for dead transitions found 0 dead transitions in 49755ms
Starting structural reductions in LTL mode, iteration 1 : 156/169 places, 202/251 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 49917 ms. Remains : 156/169 places, 202/251 transitions.
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-12 finished in 50129 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(G(p0)))'
Support contains 2 out of 169 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 169/169 places, 251/251 transitions.
Graph (trivial) has 157 edges and 169 vertex of which 4 / 169 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 69 transitions
Trivial Post-agglo rules discarded 69 transitions
Performed 69 trivial Post agglomeration. Transition count delta: 69
Iterating post reduction 0 with 69 rules applied. Total rules applied 70 place count 166 transition count 179
Reduce places removed 69 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 91 rules applied. Total rules applied 161 place count 97 transition count 157
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 175 place count 84 transition count 156
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 176 place count 83 transition count 156
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 176 place count 83 transition count 149
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 190 place count 76 transition count 149
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 197 place count 69 transition count 142
Iterating global reduction 4 with 7 rules applied. Total rules applied 204 place count 69 transition count 142
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 4 with 36 rules applied. Total rules applied 240 place count 69 transition count 106
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 240 place count 69 transition count 105
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 242 place count 68 transition count 105
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 244 place count 66 transition count 101
Iterating global reduction 5 with 2 rules applied. Total rules applied 246 place count 66 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 2 rules applied. Total rules applied 248 place count 66 transition count 99
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 249 place count 65 transition count 99
Performed 25 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 7 with 50 rules applied. Total rules applied 299 place count 40 transition count 73
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 300 place count 40 transition count 72
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 305 place count 35 transition count 54
Iterating global reduction 8 with 5 rules applied. Total rules applied 310 place count 35 transition count 54
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 312 place count 35 transition count 52
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 9 with 2 rules applied. Total rules applied 314 place count 34 transition count 51
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 318 place count 32 transition count 69
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 320 place count 30 transition count 67
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 321 place count 29 transition count 67
Applied a total of 321 rules in 17 ms. Remains 29 /169 variables (removed 140) and now considering 67/251 (removed 184) transitions.
// Phase 1: matrix 67 rows 29 cols
[2025-05-30 23:51:50] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:50] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:50] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-05-30 23:51:50] [INFO ] Implicit Places using invariants and state equation in 46 ms returned [25, 28]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 100 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 27/169 places, 67/251 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 25 transition count 65
Applied a total of 4 rules in 1 ms. Remains 25 /27 variables (removed 2) and now considering 65/67 (removed 2) transitions.
// Phase 1: matrix 65 rows 25 cols
[2025-05-30 23:51:50] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:50] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 23:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:51:50] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-05-30 23:51:50] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 25/169 places, 65/251 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 219 ms. Remains : 25/169 places, 65/251 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-03b-LTLFireability-13
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-03b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-03b-LTLFireability-13 finished in 264 ms.
All properties solved by simple procedures.
Total runtime 794656 ms.

BK_STOP 1748649110883

--------------------
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-03b"
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-03b, 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-174853729700644"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-03b.tgz
mv AutonomousCar-PT-03b 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 ;