Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994900708.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 SmartHome-PT-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994900708
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:33 GenericPropertiesVerdict.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 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 31K May 29 14:33 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 SmartHome-PT-03-LTLFireability-00
FORMULA_NAME SmartHome-PT-03-LTLFireability-01
FORMULA_NAME SmartHome-PT-03-LTLFireability-02
FORMULA_NAME SmartHome-PT-03-LTLFireability-03
FORMULA_NAME SmartHome-PT-03-LTLFireability-04
FORMULA_NAME SmartHome-PT-03-LTLFireability-05
FORMULA_NAME SmartHome-PT-03-LTLFireability-06
FORMULA_NAME SmartHome-PT-03-LTLFireability-07
FORMULA_NAME SmartHome-PT-03-LTLFireability-08
FORMULA_NAME SmartHome-PT-03-LTLFireability-09
FORMULA_NAME SmartHome-PT-03-LTLFireability-10
FORMULA_NAME SmartHome-PT-03-LTLFireability-11
FORMULA_NAME SmartHome-PT-03-LTLFireability-12
FORMULA_NAME SmartHome-PT-03-LTLFireability-13
FORMULA_NAME SmartHome-PT-03-LTLFireability-14
FORMULA_NAME SmartHome-PT-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749245875771

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmartHome-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-06 21:37:56] [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]
[2025-06-06 21:37:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 21:37:57] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2025-06-06 21:37:57] [INFO ] Transformed 45 places.
[2025-06-06 21:37:57] [INFO ] Transformed 145 transitions.
[2025-06-06 21:37:57] [INFO ] Found NUPN structural information;
[2025-06-06 21:37:57] [INFO ] Parsed PT model containing 45 places and 145 transitions and 405 arcs in 142 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 77 transitions
Reduce redundant transitions removed 77 transitions.
FORMULA SmartHome-PT-03-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmartHome-PT-03-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 68/68 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 44 transition count 67
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 44 transition count 67
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 0 with 13 rules applied. Total rules applied 15 place count 44 transition count 54
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 16 place count 43 transition count 53
Iterating global reduction 0 with 1 rules applied. Total rules applied 17 place count 43 transition count 53
Applied a total of 17 rules in 17 ms. Remains 43 /45 variables (removed 2) and now considering 53/68 (removed 15) transitions.
[2025-06-06 21:37:57] [INFO ] Flow matrix only has 39 transitions (discarded 14 similar events)
// Phase 1: matrix 39 rows 43 cols
[2025-06-06 21:37:57] [INFO ] Computed 18 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:37:57] [INFO ] Implicit Places using invariants in 153 ms returned []
[2025-06-06 21:37:57] [INFO ] Flow matrix only has 39 transitions (discarded 14 similar events)
[2025-06-06 21:37:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:37:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-06 21:37:57] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 264 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-06 21:37:57] [INFO ] Flow matrix only has 39 transitions (discarded 14 similar events)
[2025-06-06 21:37:57] [INFO ] Invariant cache hit.
[2025-06-06 21:37:57] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 1/43 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 38/81 variables, 43/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 21/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 9 (OVERLAPS) 1/82 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 0/82 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 82/82 variables, and 83 constraints, problems are : Problem set: 0 solved, 52 unsolved in 1529 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 1/43 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 38/81 variables, 43/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 21/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 52/134 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/81 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (OVERLAPS) 1/82 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/82 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (OVERLAPS) 0/82 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 82/82 variables, and 135 constraints, problems are : Problem set: 0 solved, 52 unsolved in 1290 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2846ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 2857ms
Starting structural reductions in LTL mode, iteration 1 : 43/45 places, 53/68 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3151 ms. Remains : 43/45 places, 53/68 transitions.
Support contains 25 out of 43 places after structural reductions.
[2025-06-06 21:38:00] [INFO ] Flatten gal took : 16 ms
[2025-06-06 21:38:00] [INFO ] Flatten gal took : 6 ms
[2025-06-06 21:38:00] [INFO ] Input system was already deterministic with 53 transitions.
RANDOM walk for 40000 steps (8 resets) in 833 ms. (47 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40003 steps (8 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
[2025-06-06 21:38:01] [INFO ] Flow matrix only has 39 transitions (discarded 14 similar events)
[2025-06-06 21:38:01] [INFO ] Invariant cache hit.
[2025-06-06 21:38:01] [INFO ] State equation strengthened by 22 read => feed constraints.
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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 24/31 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 27/58 variables, 31/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/58 variables, 10/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/58 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/60 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/60 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/62 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/62 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/62 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/64 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/64 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/64 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/72 variables, 4/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/72 variables, 4/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/72 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/74 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/74 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 5/79 variables, 4/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/79 variables, 3/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/79 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/81 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/81 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/81 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1/82 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/82 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/82 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 82/82 variables, and 83 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp24 is UNSAT
After SMT solving in domain Int declared 7/82 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 16 ms.
Refiners :[Positive P Invariants (semi-flows): 3/17 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/43 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA SmartHome-PT-03-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA SmartHome-PT-03-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 20 stabilizing places and 12 stable transitions
Graph (complete) has 117 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((G(p1)&&p0) U (G(p2) U p3)))))'
Support contains 5 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 38 transition count 49
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 38 transition count 49
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 38 transition count 47
Applied a total of 11 rules in 5 ms. Remains 38 /43 variables (removed 5) and now considering 47/53 (removed 6) transitions.
[2025-06-06 21:38:01] [INFO ] Flow matrix only has 35 transitions (discarded 12 similar events)
// Phase 1: matrix 35 rows 38 cols
[2025-06-06 21:38:01] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:01] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-06 21:38:01] [INFO ] Flow matrix only has 35 transitions (discarded 12 similar events)
[2025-06-06 21:38:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:01] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-06 21:38:01] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-06 21:38:01] [INFO ] Flow matrix only has 35 transitions (discarded 12 similar events)
[2025-06-06 21:38:01] [INFO ] Invariant cache hit.
[2025-06-06 21:38:01] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 1/38 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 34/72 variables, 38/53 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 19/72 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 1/73 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/73 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/73 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 73 constraints, problems are : Problem set: 0 solved, 46 unsolved in 865 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 38/38 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 1/38 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 34/72 variables, 38/53 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 19/72 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 46/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 1/73 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/73 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (OVERLAPS) 0/73 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 119 constraints, problems are : Problem set: 0 solved, 46 unsolved in 925 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 38/38 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1799ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1800ms
Starting structural reductions in LTL mode, iteration 1 : 38/43 places, 47/53 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1888 ms. Remains : 38/43 places, 47/53 transitions.
Stuttering acceptance computed with spot in 480 ms :[(NOT p3), (NOT p3), (NOT p3), true, (NOT p1), (NOT p2), (NOT p3), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-00
Stuttering criterion allowed to conclude after 5 steps with 1 reset in 3 ms.
FORMULA SmartHome-PT-03-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-00 finished in 2439 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(G(p1)))||p0))))'
Support contains 2 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 36 transition count 47
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 36 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 36 transition count 44
Applied a total of 16 rules in 3 ms. Remains 36 /43 variables (removed 7) and now considering 44/53 (removed 9) transitions.
[2025-06-06 21:38:03] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
// Phase 1: matrix 33 rows 36 cols
[2025-06-06 21:38:03] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:03] [INFO ] Implicit Places using invariants in 33 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/43 places, 44/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 44/44 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 35/43 places, 44/53 transitions.
Stuttering acceptance computed with spot in 165 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA SmartHome-PT-03-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-01 finished in 223 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X((!p1 U p2)))))'
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 36 transition count 47
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 36 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 36 transition count 44
Applied a total of 16 rules in 4 ms. Remains 36 /43 variables (removed 7) and now considering 44/53 (removed 9) transitions.
[2025-06-06 21:38:04] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:04] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-06 21:38:04] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:04] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-06 21:38:04] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-06 21:38:04] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:04] [INFO ] Invariant cache hit.
[2025-06-06 21:38:04] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 1/69 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 69 constraints, problems are : Problem set: 0 solved, 43 unsolved in 789 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 43/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/68 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 1/69 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 10 (OVERLAPS) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 112 constraints, problems are : Problem set: 0 solved, 43 unsolved in 811 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1609ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1609ms
Starting structural reductions in LTL mode, iteration 1 : 36/43 places, 44/53 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1686 ms. Remains : 36/43 places, 44/53 transitions.
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 210 ms.
Product exploration explored 100000 steps with 50000 reset in 149 ms.
Computed a total of 16 stabilizing places and 12 stable transitions
Computed a total of 16 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0)]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 18 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmartHome-PT-03-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmartHome-PT-03-LTLFireability-03 finished in 2149 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((X(p0) U p1)&&!X(X(p2))) U ((p3 U p2)||p4)))'
Support contains 5 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 37 transition count 48
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 37 transition count 48
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 37 transition count 46
Applied a total of 13 rules in 2 ms. Remains 37 /43 variables (removed 6) and now considering 46/53 (removed 7) transitions.
[2025-06-06 21:38:06] [INFO ] Flow matrix only has 35 transitions (discarded 11 similar events)
// Phase 1: matrix 35 rows 37 cols
[2025-06-06 21:38:06] [INFO ] Computed 14 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:06] [INFO ] Implicit Places using invariants in 30 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/43 places, 46/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 36/43 places, 46/53 transitions.
Stuttering acceptance computed with spot in 307 ms :[(AND (NOT p2) (NOT p4)), p2, (OR (NOT p0) (NOT p1)), false, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), p2, true, (NOT p2)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-04
Stuttering criterion allowed to conclude after 3 steps with 1 reset in 1 ms.
FORMULA SmartHome-PT-03-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-04 finished in 363 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Graph (trivial) has 30 edges and 43 vertex of which 6 / 43 are part of one of the 3 SCC in 2 ms
Free SCC test removed 3 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 111 edges and 40 vertex of which 39 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 64 edges and 32 vertex of which 30 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Graph (trivial) has 28 edges and 30 vertex of which 18 / 30 are part of one of the 9 SCC in 0 ms
Free SCC test removed 9 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 14 place count 21 transition count 40
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Graph (complete) has 13 edges and 12 vertex of which 2 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Iterating post reduction 1 with 37 rules applied. Total rules applied 51 place count 2 transition count 4
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 2 transition count 3
Applied a total of 52 rules in 13 ms. Remains 2 /43 variables (removed 41) and now considering 3/53 (removed 50) transitions.
// Phase 1: matrix 3 rows 2 cols
[2025-06-06 21:38:06] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:06] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-06 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:06] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 21:38:06] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-06 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 19 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 41ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/43 places, 3/53 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 2/43 places, 3/53 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA SmartHome-PT-03-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-05 finished in 160 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Graph (trivial) has 30 edges and 43 vertex of which 6 / 43 are part of one of the 3 SCC in 1 ms
Free SCC test removed 3 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 111 edges and 40 vertex of which 39 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 64 edges and 32 vertex of which 30 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Graph (trivial) has 28 edges and 30 vertex of which 18 / 30 are part of one of the 9 SCC in 1 ms
Free SCC test removed 9 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 14 place count 21 transition count 40
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Graph (complete) has 13 edges and 12 vertex of which 2 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Iterating post reduction 1 with 37 rules applied. Total rules applied 51 place count 2 transition count 4
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 2 transition count 3
Applied a total of 52 rules in 5 ms. Remains 2 /43 variables (removed 41) and now considering 3/53 (removed 50) transitions.
[2025-06-06 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:06] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-06 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:06] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 21:38:06] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-06 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 49ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/43 places, 3/53 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 2/43 places, 3/53 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA SmartHome-PT-03-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-06 finished in 152 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((p0&&X(p0)))))))'
Support contains 2 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 36 transition count 47
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 36 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 36 transition count 44
Applied a total of 16 rules in 6 ms. Remains 36 /43 variables (removed 7) and now considering 44/53 (removed 9) transitions.
[2025-06-06 21:38:06] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
// Phase 1: matrix 33 rows 36 cols
[2025-06-06 21:38:06] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:07] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-06 21:38:07] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:07] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-06 21:38:07] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-06 21:38:07] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:07] [INFO ] Invariant cache hit.
[2025-06-06 21:38:07] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 1/69 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 69 constraints, problems are : Problem set: 0 solved, 43 unsolved in 757 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 43/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/68 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 1/69 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 10 (OVERLAPS) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 112 constraints, problems are : Problem set: 0 solved, 43 unsolved in 796 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1559ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1559ms
Starting structural reductions in LTL mode, iteration 1 : 36/43 places, 44/53 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1635 ms. Remains : 36/43 places, 44/53 transitions.
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA SmartHome-PT-03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-07 finished in 1832 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!F(!(X(p0) U p1)) U (p1 U G(p2)))||X(p3)))'
Support contains 5 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 38 transition count 48
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 38 transition count 48
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 13 place count 38 transition count 45
Applied a total of 13 rules in 4 ms. Remains 38 /43 variables (removed 5) and now considering 45/53 (removed 8) transitions.
[2025-06-06 21:38:08] [INFO ] Flow matrix only has 33 transitions (discarded 12 similar events)
// Phase 1: matrix 33 rows 38 cols
[2025-06-06 21:38:08] [INFO ] Computed 16 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:08] [INFO ] Implicit Places using invariants in 28 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 37/43 places, 45/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 45/45 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 37/43 places, 45/53 transitions.
Stuttering acceptance computed with spot in 428 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) p2 (NOT p3)) (AND (NOT p0) (NOT p3))), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), true, (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (NOT p2), (AND (NOT p2) (NOT p0)), false, (NOT p2)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 233 ms.
Product exploration explored 100000 steps with 50000 reset in 116 ms.
Computed a total of 17 stabilizing places and 12 stable transitions
Graph (complete) has 85 edges and 37 vertex of which 36 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 17 stabilizing places and 12 stable transitions
Detected a total of 17/37 stabilizing places and 12/45 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p3) (NOT p0)), (X p2), (X p3), (X (NOT (AND p2 (NOT p1) (NOT p3) p0))), (X (NOT (AND (NOT p2) p1 (NOT p3) p0))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (OR (AND p2 (NOT p3) p0) (AND p1 (NOT p3) p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (X (NOT (AND p2 p1 (NOT p3) p0))), (X (NOT (AND p2 (NOT p1) (NOT p3)))), (X p0), (X (NOT (AND p2 (NOT p3) (NOT p0)))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 20 factoid took 19 ms. Reduced automaton from 11 states, 32 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmartHome-PT-03-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmartHome-PT-03-LTLFireability-08 finished in 859 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Graph (trivial) has 29 edges and 43 vertex of which 6 / 43 are part of one of the 3 SCC in 1 ms
Free SCC test removed 3 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 111 edges and 40 vertex of which 39 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 4 place count 37 transition count 45
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 37 transition count 45
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 24 place count 28 transition count 36
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 28 place count 24 transition count 28
Iterating global reduction 0 with 4 rules applied. Total rules applied 32 place count 24 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 37 place count 24 transition count 23
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 38 place count 23 transition count 22
Iterating global reduction 0 with 1 rules applied. Total rules applied 39 place count 23 transition count 22
Applied a total of 39 rules in 23 ms. Remains 23 /43 variables (removed 20) and now considering 22/53 (removed 31) transitions.
[2025-06-06 21:38:09] [INFO ] Flow matrix only has 15 transitions (discarded 7 similar events)
// Phase 1: matrix 15 rows 23 cols
[2025-06-06 21:38:09] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:09] [INFO ] Implicit Places using invariants in 32 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/43 places, 22/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60 ms. Remains : 22/43 places, 22/53 transitions.
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA SmartHome-PT-03-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-10 finished in 179 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(p1 U p2)&&X(X(X((p0&&F(G(p0)))))))))'
Support contains 3 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 38 transition count 49
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 38 transition count 49
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 38 transition count 47
Applied a total of 11 rules in 5 ms. Remains 38 /43 variables (removed 5) and now considering 47/53 (removed 6) transitions.
[2025-06-06 21:38:09] [INFO ] Flow matrix only has 35 transitions (discarded 12 similar events)
// Phase 1: matrix 35 rows 38 cols
[2025-06-06 21:38:09] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:09] [INFO ] Implicit Places using invariants in 37 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 37/43 places, 47/53 transitions.
Applied a total of 0 rules in 0 ms. Remains 37 /37 variables (removed 0) and now considering 47/47 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 37/43 places, 47/53 transitions.
Stuttering acceptance computed with spot in 279 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p2), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmartHome-PT-03-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmartHome-PT-03-LTLFireability-11 finished in 344 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(p1||F(G(!p0))))))'
Support contains 3 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 42 transition count 53
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 7 place count 36 transition count 47
Iterating global reduction 1 with 6 rules applied. Total rules applied 13 place count 36 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 36 transition count 44
Applied a total of 16 rules in 5 ms. Remains 36 /43 variables (removed 7) and now considering 44/53 (removed 9) transitions.
[2025-06-06 21:38:10] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
// Phase 1: matrix 33 rows 36 cols
[2025-06-06 21:38:10] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:10] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-06 21:38:10] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:10] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-06 21:38:10] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-06 21:38:10] [INFO ] Flow matrix only has 33 transitions (discarded 11 similar events)
[2025-06-06 21:38:10] [INFO ] Invariant cache hit.
[2025-06-06 21:38:10] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 1/69 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 69 constraints, problems are : Problem set: 0 solved, 43 unsolved in 743 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/36 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 32/68 variables, 36/50 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 18/68 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 43/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/68 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 1/69 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 10 (OVERLAPS) 0/69 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 112 constraints, problems are : Problem set: 0 solved, 43 unsolved in 866 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 36/36 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1613ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1614ms
Starting structural reductions in LTL mode, iteration 1 : 36/43 places, 44/53 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1683 ms. Remains : 36/43 places, 44/53 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, p0]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 87 ms.
Product exploration explored 100000 steps with 50000 reset in 105 ms.
Computed a total of 16 stabilizing places and 12 stable transitions
Computed a total of 16 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 20 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmartHome-PT-03-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmartHome-PT-03-LTLFireability-12 finished in 2035 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 53/53 transitions.
Graph (trivial) has 30 edges and 43 vertex of which 6 / 43 are part of one of the 3 SCC in 1 ms
Free SCC test removed 3 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 111 edges and 40 vertex of which 39 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 4 place count 37 transition count 45
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 37 transition count 45
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 26 place count 27 transition count 35
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 30 place count 23 transition count 27
Iterating global reduction 0 with 4 rules applied. Total rules applied 34 place count 23 transition count 27
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 40 place count 23 transition count 21
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 22 transition count 21
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 42 place count 21 transition count 20
Iterating global reduction 1 with 1 rules applied. Total rules applied 43 place count 21 transition count 20
Applied a total of 43 rules in 13 ms. Remains 21 /43 variables (removed 22) and now considering 20/53 (removed 33) transitions.
[2025-06-06 21:38:12] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
// Phase 1: matrix 13 rows 21 cols
[2025-06-06 21:38:12] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:12] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-06 21:38:12] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:12] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-06 21:38:12] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 21:38:12] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2025-06-06 21:38:12] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:12] [INFO ] Invariant cache hit.
[2025-06-06 21:38:12] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 12/33 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 11/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 1/34 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 0/34 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 42 constraints, problems are : Problem set: 0 solved, 19 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 12/33 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 11/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 19/60 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/34 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/34 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/34 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 61 constraints, problems are : Problem set: 0 solved, 19 unsolved in 271 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 520ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 520ms
Starting structural reductions in SI_LTL mode, iteration 1 : 21/43 places, 20/53 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 603 ms. Remains : 21/43 places, 20/53 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmartHome-PT-03-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 78 ms.
Product exploration explored 100000 steps with 0 reset in 70 ms.
Computed a total of 21 stabilizing places and 12 stable transitions
Computed a total of 21 stabilizing places and 12 stable transitions
Detected a total of 21/21 stabilizing places and 12/20 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
[2025-06-06 21:38:13] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 21:38:13] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2025-06-06 21:38:13] [INFO ] [Real]Absence check using 8 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 21:38:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-06 21:38:13] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-06 21:38:13] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2025-06-06 21:38:13] [INFO ] Computed and/alt/rep : 19/32/12 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-06 21:38:13] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-06 21:38:13] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:13] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-06 21:38:13] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 21:38:13] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-06 21:38:13] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 21:38:13] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2025-06-06 21:38:13] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:13] [INFO ] Invariant cache hit.
[2025-06-06 21:38:13] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 12/33 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 11/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 1/34 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 0/34 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 42 constraints, problems are : Problem set: 0 solved, 19 unsolved in 244 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 12/33 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 11/41 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 19/60 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/34 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/34 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/34 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 61 constraints, problems are : Problem set: 0 solved, 19 unsolved in 256 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 504ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 505ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 578 ms. Remains : 21/21 places, 20/20 transitions.
Computed a total of 21 stabilizing places and 12 stable transitions
Computed a total of 21 stabilizing places and 12 stable transitions
Detected a total of 21/21 stabilizing places and 12/20 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 116 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
[2025-06-06 21:38:14] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2025-06-06 21:38:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 21:38:14] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2025-06-06 21:38:14] [INFO ] [Real]Absence check using 8 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-06 21:38:14] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-06 21:38:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-06 21:38:14] [INFO ] [Real]Added 12 Read/Feed constraints in 1 ms returned sat
[2025-06-06 21:38:14] [INFO ] Computed and/alt/rep : 19/32/12 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-06 21:38:14] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 45 ms.
Product exploration explored 100000 steps with 0 reset in 150 ms.
Built C files in :
/tmp/ltsmin15573825422390772158
[2025-06-06 21:38:14] [INFO ] Computing symmetric may disable matrix : 20 transitions.
[2025-06-06 21:38:14] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 21:38:14] [INFO ] Computing symmetric may enable matrix : 20 transitions.
[2025-06-06 21:38:14] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 21:38:14] [INFO ] Computing Do-Not-Accords matrix : 20 transitions.
[2025-06-06 21:38:14] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 21:38:14] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15573825422390772158
Running compilation step : cd /tmp/ltsmin15573825422390772158;'/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 197 ms.
Running link step : cd /tmp/ltsmin15573825422390772158;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin15573825422390772158;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased6487458105448570663.hoa' '--buchi-type=spotba'
LTSmin run took 54 ms.
FORMULA SmartHome-PT-03-LTLFireability-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmartHome-PT-03-LTLFireability-15 finished in 3012 ms.
All properties solved by simple procedures.
Total runtime 18299 ms.

BK_STOP 1749245895266

--------------------
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="SmartHome-PT-03"
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 SmartHome-PT-03, 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 r212-tall-174901994900708"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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