Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729800684.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-06a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729800684
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K 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 177K 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-06a-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-06a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748650209764

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-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 00:10:10] [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]
[2025-05-31 00:10:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 00:10:11] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2025-05-31 00:10:11] [INFO ] Transformed 65 places.
[2025-05-31 00:10:11] [INFO ] Transformed 417 transitions.
[2025-05-31 00:10:11] [INFO ] Found NUPN structural information;
[2025-05-31 00:10:11] [INFO ] Parsed PT model containing 65 places and 417 transitions and 3356 arcs in 184 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 5 formulas.
Ensure Unique test removed 159 transitions
Reduce redundant transitions removed 159 transitions.
FORMULA AutonomousCar-PT-06a-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 38 out of 65 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65/65 places, 258/258 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 63 transition count 244
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 63 transition count 244
Applied a total of 4 rules in 29 ms. Remains 63 /65 variables (removed 2) and now considering 244/258 (removed 14) transitions.
[2025-05-31 00:10:11] [INFO ] Flow matrix only has 243 transitions (discarded 1 similar events)
// Phase 1: matrix 243 rows 63 cols
[2025-05-31 00:10:11] [INFO ] Computed 11 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:11] [INFO ] Implicit Places using invariants in 162 ms returned []
[2025-05-31 00:10:11] [INFO ] Flow matrix only has 243 transitions (discarded 1 similar events)
[2025-05-31 00:10:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:11] [INFO ] State equation strengthened by 135 read => feed constraints.
[2025-05-31 00:10:11] [INFO ] Implicit Places using invariants and state equation in 150 ms returned [61]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 344 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/65 places, 244/258 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 244/244 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 392 ms. Remains : 62/65 places, 244/258 transitions.
Support contains 38 out of 62 places after structural reductions.
[2025-05-31 00:10:11] [INFO ] Flatten gal took : 65 ms
[2025-05-31 00:10:11] [INFO ] Flatten gal took : 44 ms
[2025-05-31 00:10:11] [INFO ] Input system was already deterministic with 244 transitions.
RANDOM walk for 40000 steps (2254 resets) in 1859 ms. (21 steps per ms) remains 8/25 properties
BEST_FIRST walk for 40003 steps (212 resets) in 94 ms. (421 steps per ms) remains 3/8 properties
BEST_FIRST walk for 40003 steps (207 resets) in 89 ms. (444 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (205 resets) in 93 ms. (425 steps per ms) remains 2/2 properties
[2025-05-31 00:10:12] [INFO ] Flow matrix only has 243 transitions (discarded 1 similar events)
// Phase 1: matrix 243 rows 62 cols
[2025-05-31 00:10:12] [INFO ] Computed 10 invariants in 4 ms
[2025-05-31 00:10:12] [INFO ] State equation strengthened by 135 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp22 is UNSAT
After SMT solving in domain Real declared 43/305 variables, and 7 constraints, problems are : Problem set: 2 solved, 0 unsolved in 130 ms.
Refiners :[Positive P Invariants (semi-flows): 7/10 constraints, State Equation: 0/62 constraints, ReadFeed: 0/135 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 193ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA AutonomousCar-PT-06a-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
FORMULA AutonomousCar-PT-06a-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 2 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((!p0 U (p1&&X(p1))) U (F(p2) U X(p3))) U p0))'
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 57 transition count 215
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 57 transition count 215
Applied a total of 10 rules in 4 ms. Remains 57 /62 variables (removed 5) and now considering 215/244 (removed 29) transitions.
// Phase 1: matrix 215 rows 57 cols
[2025-05-31 00:10:13] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:13] [INFO ] Implicit Places using invariants in 102 ms returned []
[2025-05-31 00:10:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:13] [INFO ] State equation strengthened by 111 read => feed constraints.
[2025-05-31 00:10:13] [INFO ] Implicit Places using invariants and state equation in 171 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 276 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 56/62 places, 215/244 transitions.
Applied a total of 0 rules in 6 ms. Remains 56 /56 variables (removed 0) and now considering 215/215 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 287 ms. Remains : 56/62 places, 215/244 transitions.
Stuttering acceptance computed with spot in 597 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-00
Stuttering criterion allowed to conclude after 22 steps with 2 reset in 5 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-00 finished in 973 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 62 transition count 237
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 55 transition count 237
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 18 place count 51 transition count 215
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 51 transition count 215
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 28 place count 48 transition count 212
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 30 place count 47 transition count 212
Applied a total of 30 rules in 51 ms. Remains 47 /62 variables (removed 15) and now considering 212/244 (removed 32) transitions.
// Phase 1: matrix 212 rows 47 cols
[2025-05-31 00:10:14] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-05-31 00:10:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] State equation strengthened by 120 read => feed constraints.
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants and state equation in 166 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 217 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/62 places, 212/244 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 211
Applied a total of 2 rules in 18 ms. Remains 45 /46 variables (removed 1) and now considering 211/212 (removed 1) transitions.
// Phase 1: matrix 211 rows 45 cols
[2025-05-31 00:10:14] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-05-31 00:10:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] State equation strengthened by 119 read => feed constraints.
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/62 places, 211/244 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 489 ms. Remains : 45/62 places, 211/244 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-02
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-02 finished in 542 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p1 U X((G(p2) U (p1 U p3))))))'
Support contains 14 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 59 transition count 229
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 59 transition count 229
Applied a total of 6 rules in 6 ms. Remains 59 /62 variables (removed 3) and now considering 229/244 (removed 15) transitions.
// Phase 1: matrix 229 rows 59 cols
[2025-05-31 00:10:14] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-31 00:10:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:10:14] [INFO ] State equation strengthened by 123 read => feed constraints.
[2025-05-31 00:10:14] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 228 sub problems to find dead transitions.
[2025-05-31 00:10:14] [INFO ] Invariant cache hit.
[2025-05-31 00:10:14] [INFO ] State equation strengthened by 123 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (OVERLAPS) 228/287 variables, 59/68 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/287 variables, 122/190 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:18] [INFO ] Deduced a trap composed of 12 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:18] [INFO ] Deduced a trap composed of 16 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:18] [INFO ] Deduced a trap composed of 7 places in 76 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/287 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (OVERLAPS) 1/288 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/288 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (OVERLAPS) 0/288 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 288/288 variables, and 194 constraints, problems are : Problem set: 0 solved, 228 unsolved in 14750 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 59/59 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 228/287 variables, 59/71 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/287 variables, 122/193 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 228/421 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:36] [INFO ] Deduced a trap along path composed of 2 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:36] [INFO ] Deduced a trap along path composed of 2 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:36] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:10:36] [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
[2025-05-31 00:10:36] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 5/426 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 0/426 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (OVERLAPS) 1/288 variables, 1/427 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 288/288 variables, and 427 constraints, problems are : Problem set: 0 solved, 228 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 59/59 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 45255ms problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 45257ms
Starting structural reductions in LTL mode, iteration 1 : 59/62 places, 229/244 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45422 ms. Remains : 59/62 places, 229/244 transitions.
Stuttering acceptance computed with spot in 218 ms :[(OR (NOT p0) (NOT p3)), (NOT p0), (NOT p3), (NOT p3), true, (NOT p2), (NOT p3)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-03
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-03 finished in 45665 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 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 62 transition count 239
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 11 place count 57 transition count 238
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 12 place count 56 transition count 238
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 16 place count 52 transition count 216
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 52 transition count 216
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 24 place count 50 transition count 214
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 26 place count 49 transition count 214
Applied a total of 26 rules in 24 ms. Remains 49 /62 variables (removed 13) and now considering 214/244 (removed 30) transitions.
// Phase 1: matrix 214 rows 49 cols
[2025-05-31 00:11:00] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:00] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-05-31 00:11:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:00] [INFO ] State equation strengthened by 120 read => feed constraints.
[2025-05-31 00:11:00] [INFO ] Implicit Places using invariants and state equation in 147 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 235 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/62 places, 214/244 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 47 transition count 213
Applied a total of 2 rules in 19 ms. Remains 47 /48 variables (removed 1) and now considering 213/214 (removed 1) transitions.
// Phase 1: matrix 213 rows 47 cols
[2025-05-31 00:11:00] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:00] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-05-31 00:11:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:00] [INFO ] State equation strengthened by 119 read => feed constraints.
[2025-05-31 00:11:00] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 47/62 places, 213/244 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 434 ms. Remains : 47/62 places, 213/244 transitions.
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-04
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-04 finished in 551 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 U X((X(X(X(p0)))&&G(p1)))))))'
Support contains 11 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 58 transition count 222
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 58 transition count 222
Applied a total of 8 rules in 4 ms. Remains 58 /62 variables (removed 4) and now considering 222/244 (removed 22) transitions.
// Phase 1: matrix 222 rows 58 cols
[2025-05-31 00:11:00] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:00] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-31 00:11:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:01] [INFO ] State equation strengthened by 117 read => feed constraints.
[2025-05-31 00:11:01] [INFO ] Implicit Places using invariants and state equation in 119 ms returned [55]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 161 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 57/62 places, 222/244 transitions.
Applied a total of 0 rules in 3 ms. Remains 57 /57 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 168 ms. Remains : 57/62 places, 222/244 transitions.
Stuttering acceptance computed with spot in 1524 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), (NOT p1), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-08
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-08 finished in 1733 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 4 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 238
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 56 transition count 238
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 17 place count 51 transition count 209
Iterating global reduction 2 with 5 rules applied. Total rules applied 22 place count 51 transition count 209
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 28 place count 48 transition count 206
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 30 place count 47 transition count 206
Applied a total of 30 rules in 23 ms. Remains 47 /62 variables (removed 15) and now considering 206/244 (removed 38) transitions.
// Phase 1: matrix 206 rows 47 cols
[2025-05-31 00:11:02] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:02] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-05-31 00:11:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:02] [INFO ] State equation strengthened by 114 read => feed constraints.
[2025-05-31 00:11:02] [INFO ] Implicit Places using invariants and state equation in 116 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 176 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/62 places, 206/244 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 205
Applied a total of 2 rules in 10 ms. Remains 45 /46 variables (removed 1) and now considering 205/206 (removed 1) transitions.
// Phase 1: matrix 205 rows 45 cols
[2025-05-31 00:11:02] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:02] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-05-31 00:11:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:02] [INFO ] State equation strengthened by 113 read => feed constraints.
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/62 places, 205/244 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 386 ms. Remains : 45/62 places, 205/244 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-10
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-10 finished in 439 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 238
Reduce places removed 6 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 13 place count 56 transition count 237
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 55 transition count 237
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 19 place count 50 transition count 208
Iterating global reduction 3 with 5 rules applied. Total rules applied 24 place count 50 transition count 208
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 28 place count 48 transition count 206
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 47 transition count 206
Applied a total of 30 rules in 18 ms. Remains 47 /62 variables (removed 15) and now considering 206/244 (removed 38) transitions.
// Phase 1: matrix 206 rows 47 cols
[2025-05-31 00:11:03] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-05-31 00:11:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] State equation strengthened by 114 read => feed constraints.
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants and state equation in 107 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 159 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/62 places, 206/244 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 205
Applied a total of 2 rules in 11 ms. Remains 45 /46 variables (removed 1) and now considering 205/206 (removed 1) transitions.
// Phase 1: matrix 205 rows 45 cols
[2025-05-31 00:11:03] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-31 00:11:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] State equation strengthened by 113 read => feed constraints.
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/62 places, 205/244 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 365 ms. Remains : 45/62 places, 205/244 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-11
Stuttering criterion allowed to conclude after 21 steps with 4 reset in 1 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-11 finished in 452 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U X(X((F(p1)||G((!p0||X(!p2))))))))'
Support contains 13 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 59 transition count 229
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 59 transition count 229
Applied a total of 6 rules in 2 ms. Remains 59 /62 variables (removed 3) and now considering 229/244 (removed 15) transitions.
// Phase 1: matrix 229 rows 59 cols
[2025-05-31 00:11:03] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-31 00:11:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:03] [INFO ] State equation strengthened by 123 read => feed constraints.
[2025-05-31 00:11:03] [INFO ] Implicit Places using invariants and state equation in 100 ms returned [56]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 142 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 58/62 places, 229/244 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 229/229 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 146 ms. Remains : 58/62 places, 229/244 transitions.
Stuttering acceptance computed with spot in 320 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p0 p2), (AND (NOT p1) p2 p0), (NOT p1), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-12
Product exploration explored 100000 steps with 61 reset in 142 ms.
Product exploration explored 100000 steps with 44 reset in 115 ms.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 85 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
RANDOM walk for 40000 steps (2214 resets) in 269 ms. (148 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (OR p1 (NOT p0) p2))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 6 factoid took 253 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 255 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Stuttering acceptance computed with spot in 251 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Support contains 13 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 229/229 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 229/229 (removed 0) transitions.
// Phase 1: matrix 229 rows 58 cols
[2025-05-31 00:11:05] [INFO ] Computed 8 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:05] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-05-31 00:11:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:11:05] [INFO ] State equation strengthened by 123 read => feed constraints.
[2025-05-31 00:11:05] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
Running 228 sub problems to find dead transitions.
[2025-05-31 00:11:05] [INFO ] Invariant cache hit.
[2025-05-31 00:11:05] [INFO ] State equation strengthened by 123 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (OVERLAPS) 228/286 variables, 58/66 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 122/188 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:08] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:08] [INFO ] Deduced a trap composed of 7 places in 64 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:10] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (OVERLAPS) 1/287 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 192 constraints, problems are : Problem set: 0 solved, 228 unsolved in 15899 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 58/58 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 228/286 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 122/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 228/419 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:28] [INFO ] Deduced a trap along path composed of 2 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:28] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:28] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:28] [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
[2025-05-31 00:11:28] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 5/424 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/286 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 228 unsolved
SMT process timed out in 46302ms, After SMT, problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 46304ms
Finished structural reductions in LTL mode , in 1 iterations and 46467 ms. Remains : 58/58 places, 229/229 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Computed a total of 3 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 81 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 243 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
RANDOM walk for 40000 steps (2265 resets) in 245 ms. (162 steps per ms) remains 2/8 properties
BEST_FIRST walk for 40004 steps (201 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (205 resets) in 233 ms. (170 steps per ms) remains 2/2 properties
[2025-05-31 00:11:52] [INFO ] Invariant cache hit.
[2025-05-31 00:11:52] [INFO ] State equation strengthened by 123 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 39/50 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 222/272 variables, 50/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 122/180 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 13/285 variables, 7/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/286 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/286 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/287 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/287 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/287 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 189 constraints, problems are : Problem set: 0 solved, 2 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 58/58 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 39/50 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 222/272 variables, 50/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 122/180 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:52] [INFO ] Deduced a trap along path composed of 2 places in 41 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:52] [INFO ] Deduced a trap along path composed of 2 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:52] [INFO ] Deduced a trap along path composed of 2 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:52] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 4/184 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/272 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/285 variables, 7/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/285 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/286 variables, 1/193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/286 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/287 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/287 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/287 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 287/287 variables, and 194 constraints, problems are : Problem set: 0 solved, 2 unsolved in 666 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 58/58 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 834ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 111 ms.
Support contains 11 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 229/229 transitions.
Graph (complete) has 486 edges and 58 vertex of which 57 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 57 transition count 219
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 51 transition count 219
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 16 place count 51 transition count 216
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 48 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 24 place count 46 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 46 transition count 208
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 2 with 2 rules applied. Total rules applied 28 place count 45 transition count 207
Free-agglomeration rule applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 45 transition count 201
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 2 with 42 rules applied. Total rules applied 76 place count 39 transition count 165
Applied a total of 76 rules in 24 ms. Remains 39 /58 variables (removed 19) and now considering 165/229 (removed 64) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 39/58 places, 165/229 transitions.
RANDOM walk for 40000 steps (65 resets) in 211 ms. (188 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (355 resets) in 53 ms. (740 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (350 resets) in 89 ms. (444 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 63835 steps, run visited all 2 properties in 245 ms. (steps per millisecond=260 )
Probabilistic random walk after 63835 steps, saw 11055 distinct states, run finished after 248 ms. (steps per millisecond=257 ) properties seen :2
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (OR p1 (NOT p0) p2))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 5 factoid took 258 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 241 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Stuttering acceptance computed with spot in 267 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Stuttering acceptance computed with spot in 247 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Product exploration explored 100000 steps with 17 reset in 111 ms.
Product exploration explored 100000 steps with 69 reset in 97 ms.
Applying partial POR strategy [true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 254 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0), (AND (NOT p1) p2 p0)]
Support contains 13 out of 58 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 58/58 places, 229/229 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 58 transition count 229
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 6 place count 58 transition count 231
Deduced a syphon composed of 8 places in 1 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 58 transition count 231
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 58 transition count 231
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 58 transition count 234
Deduced a syphon composed of 10 places in 0 ms
Applied a total of 10 rules in 19 ms. Remains 58 /58 variables (removed 0) and now considering 234/229 (removed -5) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 00:11:55] [INFO ] Redundant transitions in 23 ms returned []
Running 233 sub problems to find dead transitions.
// Phase 1: matrix 234 rows 58 cols
[2025-05-31 00:11:55] [INFO ] Computed 8 invariants in 1 ms
[2025-05-31 00:11:55] [INFO ] State equation strengthened by 127 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 233 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:56] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 4 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 3 ms to minimize.
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 6 places in 50 ms of which 3 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 3 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 6 places in 51 ms of which 3 ms to minimize.
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 5 ms to minimize.
Problem TDEAD23 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:57] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 2 ms to minimize.
Problem TDEAD144 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 7/15 constraints. Problems are: Problem set: 7 solved, 226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/15 constraints. Problems are: Problem set: 7 solved, 226 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD228 is UNSAT
Problem TDEAD229 is UNSAT
At refinement iteration 4 (OVERLAPS) 233/291 variables, 58/73 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 126/199 constraints. Problems are: Problem set: 14 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:59] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:11:59] [INFO ] Deduced a trap composed of 5 places in 80 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 2/201 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/201 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 8 (OVERLAPS) 1/292 variables, 1/202 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/292 variables, 0/202 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 10 (OVERLAPS) 0/292 variables, 0/202 constraints. Problems are: Problem set: 14 solved, 219 unsolved
No progress, stopping.
After SMT solving in domain Real declared 292/292 variables, and 202 constraints, problems are : Problem set: 14 solved, 219 unsolved in 13005 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 58/58 constraints, ReadFeed: 127/127 constraints, PredecessorRefiner: 233/233 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 14 solved, 219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 8/55 variables, 8/8 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 9/17 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/17 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 4 (OVERLAPS) 232/287 variables, 55/72 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/287 variables, 126/198 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 219/417 constraints. Problems are: Problem set: 14 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [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
[2025-05-31 00:12:19] [INFO ] Deduced a trap along path composed of 2 places in 29 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 5/422 constraints. Problems are: Problem set: 14 solved, 219 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 0/422 constraints. Problems are: Problem set: 14 solved, 219 unsolved
SMT process timed out in 43339ms, After SMT, problems are : Problem set: 14 solved, 219 unsolved
Search for dead transitions found 14 dead transitions in 43342ms
Found 14 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 14 transitions
Dead transitions reduction (with SMT) removed 14 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 58/58 places, 220/229 transitions.
Graph (complete) has 511 edges and 58 vertex of which 48 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 48 /58 variables (removed 10) and now considering 220/220 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 48/58 places, 220/229 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43398 ms. Remains : 48/58 places, 220/229 transitions.
Built C files in :
/tmp/ltsmin4164232207659553107
[2025-05-31 00:12:39] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4164232207659553107
Running compilation step : cd /tmp/ltsmin4164232207659553107;'/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 569 ms.
Running link step : cd /tmp/ltsmin4164232207659553107;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin4164232207659553107;'/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/stateBased10156012892124747589.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 13 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 229/229 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 229/229 (removed 0) transitions.
// Phase 1: matrix 229 rows 58 cols
[2025-05-31 00:12:54] [INFO ] Computed 8 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:12:54] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-05-31 00:12:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:12:54] [INFO ] State equation strengthened by 123 read => feed constraints.
[2025-05-31 00:12:54] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Running 228 sub problems to find dead transitions.
[2025-05-31 00:12:54] [INFO ] Invariant cache hit.
[2025-05-31 00:12:54] [INFO ] State equation strengthened by 123 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (OVERLAPS) 228/286 variables, 58/66 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 122/188 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:57] [INFO ] Deduced a trap composed of 12 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:57] [INFO ] Deduced a trap composed of 7 places in 64 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:58] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (OVERLAPS) 1/287 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 192 constraints, problems are : Problem set: 0 solved, 228 unsolved in 16053 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 58/58 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 228/286 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 122/191 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 228/419 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:13:17] [INFO ] Deduced a trap along path composed of 2 places in 44 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:13:17] [INFO ] Deduced a trap along path composed of 2 places in 38 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:13:17] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:13:17] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:13:17] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 5/424 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/286 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 228 unsolved
SMT process timed out in 46396ms, After SMT, problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 46397ms
Finished structural reductions in LTL mode , in 1 iterations and 46555 ms. Remains : 58/58 places, 229/229 transitions.
Built C files in :
/tmp/ltsmin12314479796007717667
[2025-05-31 00:13:40] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12314479796007717667
Running compilation step : cd /tmp/ltsmin12314479796007717667;'/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 455 ms.
Running link step : cd /tmp/ltsmin12314479796007717667;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin12314479796007717667;'/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/stateBased18256208675653262229.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-31 00:13:55] [INFO ] Flatten gal took : 24 ms
[2025-05-31 00:13:55] [INFO ] Flatten gal took : 23 ms
[2025-05-31 00:13:55] [INFO ] Time to serialize gal into /tmp/LTL10820951118384798083.gal : 5 ms
[2025-05-31 00:13:55] [INFO ] Time to serialize properties into /tmp/LTL522743039327206502.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/LTL10820951118384798083.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10205457829070083020.hoa' '-atoms' '/tmp/LTL522743039327206502.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...318
Loading property file /tmp/LTL522743039327206502.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10205457829070083020.hoa
Detected timeout of ITS tools.
[2025-05-31 00:14:11] [INFO ] Flatten gal took : 21 ms
[2025-05-31 00:14:11] [INFO ] Flatten gal took : 22 ms
[2025-05-31 00:14:11] [INFO ] Time to serialize gal into /tmp/LTL16599136365530023253.gal : 4 ms
[2025-05-31 00:14:11] [INFO ] Time to serialize properties into /tmp/LTL4675128105420236629.ltl : 2 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/LTL16599136365530023253.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4675128105420236629.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...276
Read 1 LTL properties
Checking formula 0 : !(((!("(((p1==1)&&(p7==1))&&((p26==1)&&(p57==1)))"))U(X(X((F("((((p16==1)&&(p23==1))&&((p27==1)&&(p37==1)))&&(((p41==1)&&(p48==1))&&(p...281
Formula 0 simplified : "(((p1==1)&&(p7==1))&&((p26==1)&&(p57==1)))" R XX(G!"((((p16==1)&&(p23==1))&&((p27==1)&&(p37==1)))&&(((p41==1)&&(p48==1))&&(p58==1))...256
Detected timeout of ITS tools.
[2025-05-31 00:14:26] [INFO ] Flatten gal took : 19 ms
[2025-05-31 00:14:26] [INFO ] Applying decomposition
[2025-05-31 00:14:26] [INFO ] Flatten gal took : 17 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/graph11571924850509686365.txt' '-o' '/tmp/graph11571924850509686365.bin' '-w' '/tmp/graph11571924850509686365.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11571924850509686365.bin' '-l' '-1' '-v' '-w' '/tmp/graph11571924850509686365.weights' '-q' '0' '-e' '0.001'
[2025-05-31 00:14:26] [INFO ] Decomposing Gal with order
[2025-05-31 00:14:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 00:14:26] [INFO ] Removed a total of 756 redundant transitions.
[2025-05-31 00:14:26] [INFO ] Flatten gal took : 79 ms
[2025-05-31 00:14:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 24 labels/synchronizations in 8 ms.
[2025-05-31 00:14:26] [INFO ] Time to serialize gal into /tmp/LTL11755907094884961204.gal : 1 ms
[2025-05-31 00:14:26] [INFO ] Time to serialize properties into /tmp/LTL13128476825518585120.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/LTL11755907094884961204.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13128476825518585120.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...256
Read 1 LTL properties
Checking formula 0 : !(((!("(((u0.p1==1)&&(u0.p7==1))&&((u8.p26==1)&&(u0.p57==1)))"))U(X(X((F("((((i1.u3.p16==1)&&(i3.u6.p23==1))&&((u8.p27==1)&&(i6.u12.p3...360
Formula 0 simplified : "(((u0.p1==1)&&(u0.p7==1))&&((u8.p26==1)&&(u0.p57==1)))" R XX(G!"((((i1.u3.p16==1)&&(i3.u6.p23==1))&&((u8.p27==1)&&(i6.u12.p37==1)))...335
Reverse transition relation is NOT exact ! Due to transitions t106, t142, t182, t214, u0.t167, u2.t29, u2.t30, u8.t19, u8.t20, i1.u3.t28, i3.u5.t25, i3.u6....391
Computing Next relation with stutter on 10130 deadlock states
Detected timeout of ITS tools.
Treatment of property AutonomousCar-PT-06a-LTLFireability-12 finished in 217923 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&X(G(p1))))&&G(F(p0))))'
Support contains 5 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 244/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 238
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 56 transition count 238
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 16 place count 52 transition count 210
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 52 transition count 210
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 26 place count 49 transition count 207
Applied a total of 26 rules in 18 ms. Remains 49 /62 variables (removed 13) and now considering 207/244 (removed 37) transitions.
[2025-05-31 00:14:41] [INFO ] Flow matrix only has 206 transitions (discarded 1 similar events)
// Phase 1: matrix 206 rows 49 cols
[2025-05-31 00:14:41] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:14:41] [INFO ] Implicit Places using invariants in 61 ms returned [45]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/62 places, 207/244 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 48 transition count 206
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 47 transition count 206
Applied a total of 2 rules in 11 ms. Remains 47 /48 variables (removed 1) and now considering 206/207 (removed 1) transitions.
[2025-05-31 00:14:41] [INFO ] Flow matrix only has 205 transitions (discarded 1 similar events)
// Phase 1: matrix 205 rows 47 cols
[2025-05-31 00:14:41] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:14:41] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-05-31 00:14:41] [INFO ] Flow matrix only has 205 transitions (discarded 1 similar events)
[2025-05-31 00:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:14:41] [INFO ] State equation strengthened by 111 read => feed constraints.
[2025-05-31 00:14:41] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 47/62 places, 206/244 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 259 ms. Remains : 47/62 places, 206/244 transitions.
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-06a-LTLFireability-14
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-06a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-06a-LTLFireability-14 finished in 463 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U X(X((F(p1)||G((!p0||X(!p2))))))))'
[2025-05-31 00:14:42] [INFO ] Flatten gal took : 23 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12079028041824548867
[2025-05-31 00:14:42] [INFO ] Computing symmetric may disable matrix : 244 transitions.
[2025-05-31 00:14:42] [INFO ] Applying decomposition
[2025-05-31 00:14:42] [INFO ] Flatten gal took : 17 ms
[2025-05-31 00:14:42] [INFO ] Computation of Complete disable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 00:14:42] [INFO ] Computing symmetric may enable matrix : 244 transitions.
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/graph5974692542335025223.txt' '-o' '/tmp/graph5974692542335025223.bin' '-w' '/tmp/graph5974692542335025223.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5974692542335025223.bin' '-l' '-1' '-v' '-w' '/tmp/graph5974692542335025223.weights' '-q' '0' '-e' '0.001'
[2025-05-31 00:14:42] [INFO ] Computation of Complete enable matrix. took 25 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 00:14:42] [INFO ] Decomposing Gal with order
[2025-05-31 00:14:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 00:14:42] [INFO ] Computing Do-Not-Accords matrix : 244 transitions.
[2025-05-31 00:14:42] [INFO ] Computation of Completed DNA matrix. took 10 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 00:14:42] [INFO ] Built C files in 108ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12079028041824548867
Running compilation step : cd /tmp/ltsmin12079028041824548867;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' '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'
[2025-05-31 00:14:42] [INFO ] Removed a total of 778 redundant transitions.
[2025-05-31 00:14:42] [INFO ] Flatten gal took : 38 ms
[2025-05-31 00:14:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 21 labels/synchronizations in 7 ms.
[2025-05-31 00:14:42] [INFO ] Time to serialize gal into /tmp/LTLFireability7162449780842090649.gal : 4 ms
[2025-05-31 00:14:42] [INFO ] Time to serialize properties into /tmp/LTLFireability5856291377671003803.ltl : 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/LTLFireability7162449780842090649.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability5856291377671003803.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...276
Read 1 LTL properties
Checking formula 0 : !(((!("(((u21.p1==1)&&(u21.p7==1))&&((i4.u8.p26==1)&&(u21.p57==1)))"))U(X(X((F("((((i0.u3.p16==1)&&(i2.u6.p23==1))&&((i4.u8.p27==1)&&(...378
Formula 0 simplified : "(((u21.p1==1)&&(u21.p7==1))&&((i4.u8.p26==1)&&(u21.p57==1)))" R XX(G!"((((i0.u3.p16==1)&&(i2.u6.p23==1))&&((i4.u8.p27==1)&&(i5.u12....353
Reverse transition relation is NOT exact ! Due to transitions t59, t83, t107, t143, t174, t206, t222, t241, u2.t29, u2.t30, u5.t24, u5.t25, u11.t14, u11.t1...401
Computing Next relation with stutter on 10130 deadlock states
Compilation finished in 693 ms.
Running link step : cd /tmp/ltsmin12079028041824548867;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin12079028041824548867;'/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' '--ltl' '(!(LTLAPp0==true) U X(X((<>((LTLAPp1==true))||[]((!(LTLAPp0==true)||X(!(LTLAPp2==true))))))))' '--buchi-type=spotba'
6539 unique states visited
0 strongly connected components in search stack
12285 transitions explored
442 items max in DFS search stack
2017 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,0,20.2041,564820,1,0,926099,2321,1592,943416,340,25610,1973330
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA AutonomousCar-PT-06a-LTLFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 324024 ms.

BK_STOP 1748650535021

--------------------
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-06a"
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-06a, 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-174853729800684"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-06a.tgz
mv AutonomousCar-PT-06a 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 ;