About the Execution of ITS-Tools for NoC3x3-PT-1A
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 168862.00 | 0.00 | 0.00 | FTFFFFFTFFFFFFTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812000156.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is NoC3x3-PT-1A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812000156
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 81K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-00
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-01
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-02
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-03
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-04
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-05
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-06
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-07
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-08
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-09
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-10
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-11
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-12
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-13
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-14
FORMULA_NAME NoC3x3-PT-1A-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748813614034
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-1A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-01 21:33:35] [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]
[2025-06-01 21:33:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 21:33:35] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2025-06-01 21:33:35] [INFO ] Transformed 165 places.
[2025-06-01 21:33:35] [INFO ] Transformed 355 transitions.
[2025-06-01 21:33:35] [INFO ] Found NUPN structural information;
[2025-06-01 21:33:35] [INFO ] Parsed PT model containing 165 places and 355 transitions and 1069 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 108 transitions
Reduce redundant transitions removed 108 transitions.
FORMULA NoC3x3-PT-1A-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-1A-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-1A-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 165 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 165/165 places, 247/247 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 138 transition count 208
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 138 transition count 208
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 0 with 22 rules applied. Total rules applied 76 place count 138 transition count 186
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 81 place count 133 transition count 186
Applied a total of 81 rules in 42 ms. Remains 133 /165 variables (removed 32) and now considering 186/247 (removed 61) transitions.
// Phase 1: matrix 186 rows 133 cols
[2025-06-01 21:33:35] [INFO ] Computed 35 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:33:35] [INFO ] Implicit Places using invariants in 220 ms returned []
[2025-06-01 21:33:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:33:36] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 398 ms to find 0 implicit places.
Running 185 sub problems to find dead transitions.
[2025-06-01 21:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 1 (OVERLAPS) 1/132 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 3 (OVERLAPS) 1/133 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 5 (OVERLAPS) 186/319 variables, 133/168 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/319 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 7 (OVERLAPS) 0/319 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 185 unsolved
No progress, stopping.
After SMT solving in domain Real declared 319/319 variables, and 168 constraints, problems are : Problem set: 0 solved, 185 unsolved in 7883 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 133/133 constraints, PredecessorRefiner: 185/185 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 185 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 1 (OVERLAPS) 1/132 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 3 (OVERLAPS) 1/133 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 5 (OVERLAPS) 186/319 variables, 133/168 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/319 variables, 185/353 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/319 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 8 (OVERLAPS) 0/319 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 185 unsolved
No progress, stopping.
After SMT solving in domain Int declared 319/319 variables, and 353 constraints, problems are : Problem set: 0 solved, 185 unsolved in 9497 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 133/133 constraints, PredecessorRefiner: 185/185 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17452ms problems are : Problem set: 0 solved, 185 unsolved
Search for dead transitions found 0 dead transitions in 17466ms
Starting structural reductions in LTL mode, iteration 1 : 133/165 places, 186/247 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17921 ms. Remains : 133/165 places, 186/247 transitions.
Support contains 31 out of 133 places after structural reductions.
[2025-06-01 21:33:53] [INFO ] Flatten gal took : 35 ms
[2025-06-01 21:33:53] [INFO ] Flatten gal took : 16 ms
[2025-06-01 21:33:53] [INFO ] Input system was already deterministic with 186 transitions.
Support contains 29 out of 133 places (down from 31) after GAL structural reductions.
RANDOM walk for 10574 steps (1 resets) in 520 ms. (20 steps per ms) remains 0/25 properties
FORMULA NoC3x3-PT-1A-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 2 stabilizing places and 1 stable transitions
Graph (complete) has 431 edges and 133 vertex of which 132 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 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(X(X(X(X(G(p1))))))))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 8 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
// Phase 1: matrix 185 rows 131 cols
[2025-06-01 21:33:54] [INFO ] Computed 34 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:33:54] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-01 21:33:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:33:54] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:33:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6139 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8205 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14380ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14381ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14590 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 347 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-00
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 2 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-00 finished in 14998 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Graph (trivial) has 83 edges and 133 vertex of which 44 / 133 are part of one of the 19 SCC in 2 ms
Free SCC test removed 25 places
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Graph (complete) has 381 edges and 108 vertex of which 107 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 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 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 25 rules applied. Total rules applied 27 place count 100 transition count 116
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 41 place count 86 transition count 116
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 42 place count 85 transition count 115
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 85 transition count 115
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 2 with 14 rules applied. Total rules applied 57 place count 85 transition count 101
Applied a total of 57 rules in 25 ms. Remains 85 /133 variables (removed 48) and now considering 101/186 (removed 85) transitions.
// Phase 1: matrix 101 rows 85 cols
[2025-06-01 21:34:09] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:09] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-01 21:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:09] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-01 21:34:09] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:34:09] [INFO ] Redundant transitions in 35 ms returned []
Running 86 sub problems to find dead transitions.
[2025-06-01 21:34:09] [INFO ] Invariant cache hit.
[2025-06-01 21:34:09] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 2 (OVERLAPS) 100/185 variables, 85/113 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 26/139 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 5 (OVERLAPS) 0/185 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 86 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/186 variables, and 139 constraints, problems are : Problem set: 0 solved, 86 unsolved in 1797 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 85/85 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 86/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 86 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 2 (OVERLAPS) 100/185 variables, 85/113 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 26/139 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 86/225 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 86 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/186 variables, and 225 constraints, problems are : Problem set: 0 solved, 86 unsolved in 1789 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 85/85 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 86/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3597ms problems are : Problem set: 0 solved, 86 unsolved
Search for dead transitions found 0 dead transitions in 3598ms
Starting structural reductions in SI_LTL mode, iteration 1 : 85/133 places, 101/186 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3789 ms. Remains : 85/133 places, 101/186 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-03 finished in 3833 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 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Graph (trivial) has 80 edges and 133 vertex of which 42 / 133 are part of one of the 18 SCC in 0 ms
Free SCC test removed 24 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Graph (complete) has 383 edges and 109 vertex of which 108 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 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 25 rules applied. Total rules applied 27 place count 101 transition count 118
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 41 place count 87 transition count 118
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 42 place count 86 transition count 117
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 86 transition count 117
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 2 with 14 rules applied. Total rules applied 57 place count 86 transition count 103
Applied a total of 57 rules in 17 ms. Remains 86 /133 variables (removed 47) and now considering 103/186 (removed 83) transitions.
// Phase 1: matrix 103 rows 86 cols
[2025-06-01 21:34:13] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:13] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-01 21:34:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:13] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-06-01 21:34:13] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:34:13] [INFO ] Redundant transitions in 34 ms returned []
Running 88 sub problems to find dead transitions.
[2025-06-01 21:34:13] [INFO ] Invariant cache hit.
[2025-06-01 21:34:13] [INFO ] State equation strengthened by 23 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 102/188 variables, 86/114 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 23/137 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 0/188 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/189 variables, and 137 constraints, problems are : Problem set: 0 solved, 88 unsolved in 1773 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 86/86 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 102/188 variables, 86/114 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 23/137 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 88/225 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/189 variables, and 225 constraints, problems are : Problem set: 0 solved, 88 unsolved in 1876 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 86/86 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3660ms problems are : Problem set: 0 solved, 88 unsolved
Search for dead transitions found 0 dead transitions in 3661ms
Starting structural reductions in SI_LTL mode, iteration 1 : 86/133 places, 103/186 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3832 ms. Remains : 86/133 places, 103/186 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-04
Stuttering criterion allowed to conclude after 58 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-04 finished in 3879 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)&&(X(X(p1)) U ((p2&&X(X(p1)))||X(X(G(p1)))))))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 7 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
// Phase 1: matrix 185 rows 131 cols
[2025-06-01 21:34:16] [INFO ] Computed 34 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:17] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-01 21:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:17] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6141 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8545 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14710ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14711ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14901 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-05 finished in 15120 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((X(p0)||G(p1)) U X(X(((F(p0) U p1) U p0))))))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 8 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
[2025-06-01 21:34:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:32] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-01 21:34:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:32] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:34:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6093 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8468 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14580ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14580ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14752 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 329 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-06
Product exploration explored 100000 steps with 478 reset in 450 ms.
Stack based approach found an accepted trace after 70 steps with 0 reset with depth 71 and stack size 71 in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-06 finished in 15561 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||(F(G(p1)) U p2)) U X((p2 U p3))))'
Support contains 4 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 11 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
[2025-06-01 21:34:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:47] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-01 21:34:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:34:47] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:34:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 5992 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8372 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14386ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14387ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14570 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 259 ms :[(NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p1), (NOT p2)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 265 ms.
Product exploration explored 100000 steps with 50000 reset in 255 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1 p3), (X (NOT p2)), (X p3), (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT (AND p2 (NOT p1) (NOT p3)))), (X (NOT (AND p2 p1 (NOT p3)))), (X p0), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 p1 (NOT p3))))), (X (X p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 21 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-1A-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-1A-LTLFireability-07 finished in 15416 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)))))'
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 8 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
[2025-06-01 21:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:03] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-01 21:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:03] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6145 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8353 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14516ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14517ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14707 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-08
Product exploration explored 100000 steps with 21753 reset in 193 ms.
Stack based approach found an accepted trace after 444 steps with 100 reset with depth 11 and stack size 11 in 1 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-08 finished in 15038 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&&G((p1 U (!p2&&G(F(p3))))))) U p4))'
Support contains 8 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Graph (trivial) has 71 edges and 133 vertex of which 39 / 133 are part of one of the 18 SCC in 1 ms
Free SCC test removed 21 places
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 111 transition count 143
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 111 transition count 143
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 111 transition count 141
Applied a total of 5 rules in 15 ms. Remains 111 /133 variables (removed 22) and now considering 141/186 (removed 45) transitions.
[2025-06-01 21:35:18] [INFO ] Flow matrix only has 124 transitions (discarded 17 similar events)
// Phase 1: matrix 124 rows 111 cols
[2025-06-01 21:35:18] [INFO ] Computed 35 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:18] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-01 21:35:18] [INFO ] Flow matrix only has 124 transitions (discarded 17 similar events)
[2025-06-01 21:35:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:18] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-06-01 21:35:18] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:35:18] [INFO ] Redundant transitions in 3 ms returned []
Running 140 sub problems to find dead transitions.
[2025-06-01 21:35:18] [INFO ] Flow matrix only has 124 transitions (discarded 17 similar events)
[2025-06-01 21:35:18] [INFO ] Invariant cache hit.
[2025-06-01 21:35:18] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 1 (OVERLAPS) 1/110 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 3 (OVERLAPS) 1/111 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 5 (OVERLAPS) 123/234 variables, 111/146 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 38/184 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 8 (OVERLAPS) 1/235 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/235 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 10 (OVERLAPS) 0/235 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 140 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 185 constraints, problems are : Problem set: 0 solved, 140 unsolved in 6483 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 111/111 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 140/140 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 140 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 1 (OVERLAPS) 1/110 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 3 (OVERLAPS) 1/111 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 5 (OVERLAPS) 123/234 variables, 111/146 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 38/184 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 140/324 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 9 (OVERLAPS) 1/235 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/235 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 140 unsolved
At refinement iteration 11 (OVERLAPS) 0/235 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 140 unsolved
No progress, stopping.
After SMT solving in domain Int declared 235/235 variables, and 325 constraints, problems are : Problem set: 0 solved, 140 unsolved in 7187 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 111/111 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 140/140 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13688ms problems are : Problem set: 0 solved, 140 unsolved
Search for dead transitions found 0 dead transitions in 13689ms
Starting structural reductions in SI_LTL mode, iteration 1 : 111/133 places, 141/186 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13890 ms. Remains : 111/133 places, 141/186 transitions.
Stuttering acceptance computed with spot in 281 ms :[(NOT p4), (OR (NOT p0) (NOT p3) p2), (NOT p3), (NOT p3), (OR (NOT p3) p2), (OR (NOT p3) p2)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-09 finished in 14203 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 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Graph (trivial) has 82 edges and 133 vertex of which 43 / 133 are part of one of the 19 SCC in 0 ms
Free SCC test removed 24 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Graph (complete) has 383 edges and 109 vertex of which 108 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 5 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 21 rules applied. Total rules applied 23 place count 102 transition count 121
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 35 place count 90 transition count 121
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 89 transition count 120
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 89 transition count 120
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 2 with 16 rules applied. Total rules applied 53 place count 89 transition count 104
Applied a total of 53 rules in 11 ms. Remains 89 /133 variables (removed 44) and now considering 104/186 (removed 82) transitions.
// Phase 1: matrix 104 rows 89 cols
[2025-06-01 21:35:32] [INFO ] Computed 29 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:32] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-01 21:35:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:32] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-06-01 21:35:32] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:35:32] [INFO ] Redundant transitions in 32 ms returned []
Running 90 sub problems to find dead transitions.
[2025-06-01 21:35:32] [INFO ] Invariant cache hit.
[2025-06-01 21:35:32] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (OVERLAPS) 1/89 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/89 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (OVERLAPS) 103/192 variables, 89/118 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 28/146 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/193 variables, and 146 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2365 ms.
Refiners :[Positive P Invariants (semi-flows): 29/29 constraints, State Equation: 89/89 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (OVERLAPS) 1/89 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/89 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (OVERLAPS) 103/192 variables, 89/118 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 28/146 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 90/236 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/193 variables, and 236 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2235 ms.
Refiners :[Positive P Invariants (semi-flows): 29/29 constraints, State Equation: 89/89 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4607ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 4608ms
Starting structural reductions in SI_LTL mode, iteration 1 : 89/133 places, 104/186 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4772 ms. Remains : 89/133 places, 104/186 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-10
Stuttering criterion allowed to conclude after 38 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-10 finished in 4852 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X((!p1||X(F((!p1&&X(X(F(p2))))))))))))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 4 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
// Phase 1: matrix 185 rows 131 cols
[2025-06-01 21:35:37] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:37] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-01 21:35:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:37] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:35:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6200 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8646 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14871ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14871ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15029 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 232 ms :[(AND (NOT p0) p1), p1, p1, (OR (NOT p2) p1), (NOT p2), (NOT p2)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-11
Product exploration explored 100000 steps with 451 reset in 232 ms.
Stack based approach found an accepted trace after 56 steps with 3 reset with depth 26 and stack size 26 in 1 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-11 finished in 15523 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 2 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
[2025-06-01 21:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:52] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-01 21:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:35:52] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6208 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8585 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14807ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14807ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14965 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-12 finished in 15062 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(F(p1)))))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 186/186 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 186
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 131 transition count 185
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 131 transition count 185
Applied a total of 3 rules in 4 ms. Remains 131 /133 variables (removed 2) and now considering 185/186 (removed 1) transitions.
[2025-06-01 21:36:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:36:07] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-01 21:36:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:36:07] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-01 21:36:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (OVERLAPS) 0/316 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 165 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6166 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (OVERLAPS) 1/131 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/131 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (OVERLAPS) 185/316 variables, 131/165 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/316 variables, 184/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/316 variables, and 349 constraints, problems are : Problem set: 0 solved, 184 unsolved in 8377 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14555ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 14556ms
Starting structural reductions in LTL mode, iteration 1 : 131/133 places, 185/186 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14717 ms. Remains : 131/133 places, 185/186 transitions.
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-1A-LTLFireability-13
Product exploration explored 100000 steps with 303 reset in 226 ms.
Stack based approach found an accepted trace after 247 steps with 1 reset with depth 209 and stack size 199 in 0 ms.
FORMULA NoC3x3-PT-1A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-1A-LTLFireability-13 finished in 15107 ms.
All properties solved by simple procedures.
Total runtime 167609 ms.
BK_STOP 1748813782896
--------------------
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="NoC3x3-PT-1A"
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 NoC3x3-PT-1A, 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 r142-tall-174876812000156"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-1A.tgz
mv NoC3x3-PT-1A 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 '
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 ;