Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590600884.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 UtilityControlRoom-PT-Z4T4N06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590600884
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 41K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 215K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 100K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 380K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 52K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 27K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 89K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 88K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 432K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 86K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 369K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 9.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 191K 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 UtilityControlRoom-PT-Z4T4N06-LTLFireability-00
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-01
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-02
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-03
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-04
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-05
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-06
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-07
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-08
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-09
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-10
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-11
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-12
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-13
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-14
FORMULA_NAME UtilityControlRoom-PT-Z4T4N06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749281671230

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-PT-Z4T4N06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 07:34:32] [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]
[2025-06-07 07:34:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 07:34:32] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2025-06-07 07:34:32] [INFO ] Transformed 228 places.
[2025-06-07 07:34:32] [INFO ] Transformed 450 transitions.
[2025-06-07 07:34:32] [INFO ] Parsed PT model containing 228 places and 450 transitions and 1446 arcs in 190 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
[2025-06-07 07:34:32] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 07:34:32] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 07:34:32] [INFO ] Reduced 18 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 199 out of 228 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 228/228 places, 354/354 transitions.
Applied a total of 0 rules in 11 ms. Remains 228 /228 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 228 cols
[2025-06-07 07:34:33] [INFO ] Computed 15 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:34:33] [INFO ] Implicit Places using invariants in 258 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 293 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 227/228 places, 354/354 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 322 ms. Remains : 227/228 places, 354/354 transitions.
Support contains 199 out of 227 places after structural reductions.
[2025-06-07 07:34:33] [INFO ] Flatten gal took : 53 ms
[2025-06-07 07:34:33] [INFO ] Flatten gal took : 45 ms
[2025-06-07 07:34:33] [INFO ] Input system was already deterministic with 354 transitions.
Reduction of identical properties reduced properties to check from 25 to 22
RANDOM walk for 6336 steps (0 resets) in 241 ms. (26 steps per ms) remains 0/22 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (!p1&&G(!p0))))'
Support contains 36 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 219 place count 128 transition count 162
Iterating global reduction 2 with 3 rules applied. Total rules applied 222 place count 128 transition count 162
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 240 place count 110 transition count 144
Iterating global reduction 2 with 18 rules applied. Total rules applied 258 place count 110 transition count 144
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 37 rules applied. Total rules applied 295 place count 91 transition count 126
Applied a total of 295 rules in 45 ms. Remains 91 /227 variables (removed 136) and now considering 126/354 (removed 228) transitions.
// Phase 1: matrix 126 rows 91 cols
[2025-06-07 07:34:34] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:34:34] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-07 07:34:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:34:34] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:34:34] [INFO ] Redundant transitions in 4 ms returned []
Running 102 sub problems to find dead transitions.
[2025-06-07 07:34:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 6/91 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (OVERLAPS) 126/217 variables, 91/104 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (OVERLAPS) 0/217 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 217/217 variables, and 104 constraints, problems are : Problem set: 0 solved, 102 unsolved in 2972 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 91/91 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 6/91 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (OVERLAPS) 126/217 variables, 91/104 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 102/206 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/217 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (OVERLAPS) 0/217 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Int declared 217/217 variables, and 206 constraints, problems are : Problem set: 0 solved, 102 unsolved in 3699 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 91/91 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6742ms problems are : Problem set: 0 solved, 102 unsolved
Search for dead transitions found 0 dead transitions in 6750ms
Starting structural reductions in SI_LTL mode, iteration 1 : 91/227 places, 126/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6945 ms. Remains : 91/227 places, 126/354 transitions.
Stuttering acceptance computed with spot in 268 ms :[p0, true, (OR p0 p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-00
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 3 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-00 finished in 7272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((F(p0)&&G(p1)))))))'
Support contains 53 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 12 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:34:41] [INFO ] Computed 14 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:34:41] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-07 07:34:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:34:42] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:34:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13607 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22791 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36578ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36583ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36777 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 251 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-01
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-01 finished in 37056 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(p1)&&p0))&&X(!p1)&&(F(!p2)||X(p3))))'
Support contains 35 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 15 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 07:35:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:35:18] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-07 07:35:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:35:19] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:35:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13761 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 23046 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36922ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36923ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37176 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 238 ms :[true, p1, (OR (NOT p1) (NOT p0)), (AND p2 (NOT p3)), (NOT p1), true, p2]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-02 finished in 37438 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 29 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 16 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 07:35:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:35:56] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-07 07:35:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:35:56] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:35:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13727 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 23035 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36882ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36885ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37120 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-03
Product exploration explored 100000 steps with 16446 reset in 339 ms.
Product exploration explored 100000 steps with 16503 reset in 275 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 76 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 12 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 29 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 6 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2025-06-07 07:36:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:36:34] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-07 07:36:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:36:35] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:36:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13715 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22736 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36564ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36565ms
Finished structural reductions in LTL mode , in 1 iterations and 36766 ms. Remains : 155/155 places, 282/282 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 63 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 14 steps (0 resets) in 5 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 91 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 16434 reset in 235 ms.
Product exploration explored 100000 steps with 16302 reset in 237 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 29 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 155 transition count 306
Deduced a syphon composed of 24 places in 0 ms
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 155 transition count 306
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 48 places in 0 ms
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 155 transition count 306
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 72 place count 155 transition count 282
Deduced a syphon composed of 48 places in 0 ms
Applied a total of 72 rules in 22 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:37:13] [INFO ] Redundant transitions in 12 ms returned []
Running 276 sub problems to find dead transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:37:13] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:14] [INFO ] Deduced a trap composed of 52 places in 86 ms of which 9 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (OVERLAPS) 6/155 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 2 ms to minimize.
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 2 ms to minimize.
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 2 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:37:17] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 2 ms to minimize.
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 6/21 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/21 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 6 (OVERLAPS) 282/437 variables, 155/176 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/437 variables, 0/176 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 8 (OVERLAPS) 0/437 variables, 0/176 constraints. Problems are: Problem set: 72 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 176 constraints, problems are : Problem set: 72 solved, 204 unsolved in 12094 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 72 solved, 204 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/1 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 2 (OVERLAPS) 54/155 variables, 14/15 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 6/21 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 0/21 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 282/437 variables, 155/176 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 204/380 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/437 variables, 0/380 constraints. Problems are: Problem set: 72 solved, 204 unsolved
At refinement iteration 8 (OVERLAPS) 0/437 variables, 0/380 constraints. Problems are: Problem set: 72 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 380 constraints, problems are : Problem set: 72 solved, 204 unsolved in 18809 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 204/276 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30972ms problems are : Problem set: 72 solved, 204 unsolved
Search for dead transitions found 72 dead transitions in 30974ms
Found 72 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 72 transitions
Dead transitions reduction (with SMT) removed 72 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 155/155 places, 210/282 transitions.
Graph (complete) has 318 edges and 155 vertex of which 107 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.5 ms
Discarding 48 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 17 ms. Remains 107 /155 variables (removed 48) and now considering 210/210 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 107/155 places, 210/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31031 ms. Remains : 107/155 places, 210/282 transitions.
Built C files in :
/tmp/ltsmin12431725171434131305
[2025-06-07 07:37:44] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12431725171434131305
Running compilation step : cd /tmp/ltsmin12431725171434131305;'/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 614 ms.
Running link step : cd /tmp/ltsmin12431725171434131305;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin12431725171434131305;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12429406066408609242.hoa' '--buchi-type=spotba'
LTSmin run took 721 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-03 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-03 finished in 109290 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 131 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 227 transition count 330
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 203 transition count 330
Applied a total of 48 rules in 20 ms. Remains 203 /227 variables (removed 24) and now considering 330/354 (removed 24) transitions.
// Phase 1: matrix 330 rows 203 cols
[2025-06-07 07:37:45] [INFO ] Computed 14 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:37:45] [INFO ] Implicit Places using invariants in 143 ms returned []
[2025-06-07 07:37:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:37:45] [INFO ] Implicit Places using invariants and state equation in 156 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:37:45] [INFO ] Redundant transitions in 12 ms returned []
Running 324 sub problems to find dead transitions.
[2025-06-07 07:37:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/197 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 2 (OVERLAPS) 6/203 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/203 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 4 (OVERLAPS) 330/533 variables, 203/217 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/533 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 6 (OVERLAPS) 0/533 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 324 unsolved
No progress, stopping.
After SMT solving in domain Real declared 533/533 variables, and 217 constraints, problems are : Problem set: 0 solved, 324 unsolved in 20113 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 203/203 constraints, PredecessorRefiner: 324/324 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 324 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/197 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 2 (OVERLAPS) 6/203 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/203 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 4 (OVERLAPS) 330/533 variables, 203/217 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/533 variables, 324/541 constraints. Problems are: Problem set: 0 solved, 324 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/533 variables, 0/541 constraints. Problems are: Problem set: 0 solved, 324 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 533/533 variables, and 541 constraints, problems are : Problem set: 0 solved, 324 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 203/203 constraints, PredecessorRefiner: 324/324 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50233ms problems are : Problem set: 0 solved, 324 unsolved
Search for dead transitions found 0 dead transitions in 50234ms
Starting structural reductions in SI_LTL mode, iteration 1 : 203/227 places, 330/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50572 ms. Remains : 203/227 places, 330/354 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-04
Product exploration explored 100000 steps with 9047 reset in 431 ms.
Stack based approach found an accepted trace after 26364 steps with 2399 reset with depth 18 and stack size 18 in 133 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-04 finished in 51231 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(((X(G(p2))&&p1)||p0))))'
Support contains 29 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 276 place count 101 transition count 204
Applied a total of 276 rules in 17 ms. Remains 101 /227 variables (removed 126) and now considering 204/354 (removed 150) transitions.
// Phase 1: matrix 204 rows 101 cols
[2025-06-07 07:38:36] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:38:36] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-07 07:38:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:38:37] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:38:37] [INFO ] Redundant transitions in 2 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-07 07:38:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 5590 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 12642 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18294ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 18295ms
Starting structural reductions in SI_LTL mode, iteration 1 : 101/227 places, 204/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 18471 ms. Remains : 101/227 places, 204/354 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-05
Product exploration explored 100000 steps with 10272 reset in 828 ms.
Product exploration explored 100000 steps with 10074 reset in 814 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 628 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (8 resets) in 782 ms. (51 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 836 ms. (47 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 276 ms. (144 steps per ms) remains 2/2 properties
[2025-06-07 07:38:58] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
Problem apf5 is UNSAT
After SMT solving in domain Real declared 29/305 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 0/14 constraints, State Equation: 0/101 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (G (OR p0 p1)), (G (OR p0 p1 p2))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 (NOT p1) p2))), (F p0), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (NOT p1))]
Knowledge based reduction with 9 factoid took 938 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 101/101 places, 204/204 transitions.
Applied a total of 0 rules in 11 ms. Remains 101 /101 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2025-06-07 07:38:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:38:59] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-07 07:38:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:38:59] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:38:59] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-07 07:38:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 5609 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 12470 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18141ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 18141ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 18296 ms. Remains : 101/101 places, 204/204 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 387 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 80 steps (0 resets) in 6 ms. (11 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0))), (F p0), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (NOT (OR p0 p2)))]
Knowledge based reduction with 3 factoid took 388 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 3112 reset in 671 ms.
Product exploration explored 100000 steps with 3144 reset in 672 ms.
Built C files in :
/tmp/ltsmin6160832002492775361
[2025-06-07 07:39:20] [INFO ] Computing symmetric may disable matrix : 204 transitions.
[2025-06-07 07:39:20] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 07:39:20] [INFO ] Computing symmetric may enable matrix : 204 transitions.
[2025-06-07 07:39:20] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 07:39:20] [INFO ] Computing Do-Not-Accords matrix : 204 transitions.
[2025-06-07 07:39:20] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 07:39:20] [INFO ] Built C files in 53ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6160832002492775361
Running compilation step : cd /tmp/ltsmin6160832002492775361;'/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 449 ms.
Running link step : cd /tmp/ltsmin6160832002492775361;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin6160832002492775361;'/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/stateBased16813275208107582884.hoa' '--buchi-type=spotba'
LTSmin run took 536 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-05 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-05 finished in 44572 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 G(!p1)) U p2)&&F((!p1&&X(X(p3)))))))'
Support contains 71 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 11 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:39:21] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:39:21] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-07 07:39:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:39:21] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:39:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13201 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22778 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36100ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36101ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36260 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 378 ms :[(OR (NOT p2) (NOT p3) p1), (OR (NOT p2) (NOT p3) p1), true, p1, (NOT p2), (OR (NOT p3) p1), p1, (NOT p3), (NOT p3), (NOT p3)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-06 finished in 36665 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) U X(X((!p1&&X((!p1 U (!p2||G(!p1))))))))))'
Support contains 65 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 8 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 07:39:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:39:58] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 07:39:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:39:58] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:39:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13875 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22938 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36917ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36918ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37087 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 390 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-07
Product exploration explored 100000 steps with 13551 reset in 925 ms.
Product exploration explored 100000 steps with 13592 reset in 939 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 4 factoid took 214 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 380 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
RANDOM walk for 118 steps (0 resets) in 10 ms. (10 steps per ms) remains 0/9 properties
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT p0)), (F p1), (F (NOT (OR (NOT p2) p0 (NOT p1))))]
Knowledge based reduction with 4 factoid took 479 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 387 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 385 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Support contains 65 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 2 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2025-06-07 07:40:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:40:39] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-07 07:40:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:40:39] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:40:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13409 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22590 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36100ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36101ms
Finished structural reductions in LTL mode , in 1 iterations and 36234 ms. Remains : 155/155 places, 282/282 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 4 factoid took 208 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 380 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
RANDOM walk for 130 steps (0 resets) in 8 ms. (14 steps per ms) remains 0/9 properties
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR (NOT p2) p1))), (F (NOT p0)), (F p1), (F (NOT (OR (NOT p2) p0 (NOT p1))))]
Knowledge based reduction with 4 factoid took 495 ms. Reduced automaton from 10 states, 21 edges and 3 AP (stutter sensitive) to 10 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 413 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 394 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 430 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 13503 reset in 922 ms.
Product exploration explored 100000 steps with 13584 reset in 934 ms.
Applying partial POR strategy [false, false, false, true, false, false, true, true, false, false]
Stuttering acceptance computed with spot in 421 ms :[p1, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND p1 p2)]
Support contains 65 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 24 places in 0 ms
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 155 transition count 282
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 48 place count 155 transition count 258
Deduced a syphon composed of 24 places in 0 ms
Applied a total of 48 rules in 10 ms. Remains 155 /155 variables (removed 0) and now considering 258/282 (removed 24) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 07:41:20] [INFO ] Redundant transitions in 1 ms returned []
Running 252 sub problems to find dead transitions.
// Phase 1: matrix 258 rows 155 cols
[2025-06-07 07:41:20] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 23 ms of which 2 ms to minimize.
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 2 ms to minimize.
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 25 ms of which 2 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 07:41:22] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 2 ms to minimize.
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 6/20 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 0/20 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 5 (OVERLAPS) 258/413 variables, 155/175 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/413 variables, 0/175 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 7 (OVERLAPS) 0/413 variables, 0/175 constraints. Problems are: Problem set: 24 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 413/413 variables, and 175 constraints, problems are : Problem set: 24 solved, 228 unsolved in 11799 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 252/252 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 24 solved, 228 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 0/0 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 30/155 variables, 14/14 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 6/20 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/20 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 258/413 variables, 155/175 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/413 variables, 228/403 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/413 variables, 0/403 constraints. Problems are: Problem set: 24 solved, 228 unsolved
At refinement iteration 7 (OVERLAPS) 0/413 variables, 0/403 constraints. Problems are: Problem set: 24 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Int declared 413/413 variables, and 403 constraints, problems are : Problem set: 24 solved, 228 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 228/252 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41873ms problems are : Problem set: 24 solved, 228 unsolved
Search for dead transitions found 24 dead transitions in 41875ms
Found 24 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 24 transitions
Dead transitions reduction (with SMT) removed 24 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 155/155 places, 234/282 transitions.
Graph (complete) has 342 edges and 155 vertex of which 131 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.1 ms
Discarding 24 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 131 /155 variables (removed 24) and now considering 234/234 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 131/155 places, 234/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 41900 ms. Remains : 131/155 places, 234/282 transitions.
Built C files in :
/tmp/ltsmin12239427917865158202
[2025-06-07 07:42:02] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12239427917865158202
Running compilation step : cd /tmp/ltsmin12239427917865158202;'/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 486 ms.
Running link step : cd /tmp/ltsmin12239427917865158202;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin12239427917865158202;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased9470350323390615937.hoa' '--buchi-type=spotba'
LTSmin run took 109 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-07 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-07 finished in 124848 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)||G(p1)))))'
Support contains 2 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 4 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:42:02] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:42:03] [INFO ] Implicit Places using invariants in 131 ms returned []
[2025-06-07 07:42:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:42:03] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 294 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:42:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13411 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22627 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36134ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36134ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36434 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 196 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-08
Entered a terminal (fully accepting) state of product in 122 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-08 finished in 36648 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((p0&&G(p1))))||F(p2)))))'
Support contains 5 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 156 transition count 283
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 156 transition count 283
Applied a total of 142 rules in 7 ms. Remains 156 /227 variables (removed 71) and now considering 283/354 (removed 71) transitions.
// Phase 1: matrix 283 rows 156 cols
[2025-06-07 07:42:39] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:42:39] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-07 07:42:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:42:39] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
Running 277 sub problems to find dead transitions.
[2025-06-07 07:42:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 439/439 variables, and 170 constraints, problems are : Problem set: 0 solved, 277 unsolved in 13321 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 277/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (OVERLAPS) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 439/439 variables, and 447 constraints, problems are : Problem set: 0 solved, 277 unsolved in 23347 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36755ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 36757ms
Starting structural reductions in LTL mode, iteration 1 : 156/227 places, 283/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37016 ms. Remains : 156/227 places, 283/354 transitions.
Stuttering acceptance computed with spot in 192 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-09
Product exploration explored 100000 steps with 529 reset in 208 ms.
Stack based approach found an accepted trace after 29169 steps with 163 reset with depth 194 and stack size 194 in 63 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-09 finished in 37502 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 3 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 5 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:43:17] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:43:17] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-07 07:43:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:43:17] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:43:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13540 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 23021 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36664ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36665ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36952 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, p0, p0]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-10 finished in 37051 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) U ((!p1&&X(p0))||X(G(p0)))) U (G((X(p0) U ((!p1&&X(p0))||X(G(p0)))))||(X(X(p2))&&(X(p0) U ((!p1&&X(p0))||X(G(p0)))))))))'
Support contains 3 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 156 transition count 283
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 156 transition count 283
Applied a total of 142 rules in 6 ms. Remains 156 /227 variables (removed 71) and now considering 283/354 (removed 71) transitions.
// Phase 1: matrix 283 rows 156 cols
[2025-06-07 07:43:54] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:43:54] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-07 07:43:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:43:54] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
Running 277 sub problems to find dead transitions.
[2025-06-07 07:43:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 439/439 variables, and 170 constraints, problems are : Problem set: 0 solved, 277 unsolved in 13652 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 277/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (OVERLAPS) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 439/439 variables, and 447 constraints, problems are : Problem set: 0 solved, 277 unsolved in 24175 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37944ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 37945ms
Starting structural reductions in LTL mode, iteration 1 : 156/227 places, 283/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38235 ms. Remains : 156/227 places, 283/354 transitions.
Stuttering acceptance computed with spot in 341 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-11 finished in 38600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 4 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 07:44:32] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:44:32] [INFO ] Implicit Places using invariants in 127 ms returned []
[2025-06-07 07:44:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:44:33] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 284 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:44:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13321 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22561 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35989ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 35990ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36278 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-13
Product exploration explored 100000 steps with 17948 reset in 178 ms.
Product exploration explored 100000 steps with 18015 reset in 171 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 1 factoid took 178 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 15 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 196 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 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
[2025-06-07 07:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 07:45:10] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 1 factoid took 225 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-13 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-13 finished in 37709 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((p1||(X(!p1)&&F(p2))||X(G(!p1))))))'
Support contains 3 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 6 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 07:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:45:10] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-07 07:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:45:10] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13396 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22864 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36354ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 36355ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36637 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), (NOT p0), false, p1, (AND (NOT p2) p1), true, (NOT p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-14
Entered a terminal (fully accepting) state of product in 257 steps with 38 reset in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-14 finished in 36894 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(!p0)) U X(p1))))'
Support contains 4 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 4 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 07:45:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:45:47] [INFO ] Implicit Places using invariants in 118 ms returned []
[2025-06-07 07:45:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 07:45:47] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 07:45:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13342 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 22127 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35565ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 35565ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35831 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p1) (NOT p0)), (AND (NOT p1) p0), (NOT p0), (NOT p1), (AND p0 (NOT p1)), true, p0]
Running random walk in product with property : UtilityControlRoom-PT-Z4T4N06-LTLFireability-15
Product exploration explored 100000 steps with 482 reset in 200 ms.
Product exploration explored 100000 steps with 486 reset in 211 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0)]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 315 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), p0]
RANDOM walk for 1466 steps (0 resets) in 11 ms. (122 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) p0), (X p0)]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 2 factoid took 357 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), p0]
Stuttering acceptance computed with spot in 128 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), p0]
[2025-06-07 07:46:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 07:46:25] [INFO ] [Real]Absence check using 14 positive place invariants in 15 ms returned unsat
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p1) p0), (X p0)]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1)))), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 2 factoid took 416 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T4N06-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T4N06-LTLFireability-15 finished in 38113 ms.
All properties solved by simple procedures.
Total runtime 712831 ms.

BK_STOP 1749282385490

--------------------
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="UtilityControlRoom-PT-Z4T4N06"
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 UtilityControlRoom-PT-Z4T4N06, 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 r240-tall-174915590600884"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N06.tgz
mv UtilityControlRoom-PT-Z4T4N06 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 ;