Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590600851.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-Z4T3N08, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590600851
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 37K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 179K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 129K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 511K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 23K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 61K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 165K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 174K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 651K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 12K 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 255K 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-Z4T3N08-LTLCardinality-00
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-01
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-02
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-03
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-04
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-05
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-06
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-07
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-08
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-09
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-10
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-11
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-12
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-13
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-14
FORMULA_NAME UtilityControlRoom-PT-Z4T3N08-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749276812468

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-PT-Z4T3N08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 06:13:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 06:13:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 06:13:34] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2025-06-07 06:13:34] [INFO ] Transformed 302 places.
[2025-06-07 06:13:34] [INFO ] Transformed 600 transitions.
[2025-06-07 06:13:34] [INFO ] Parsed PT model containing 302 places and 600 transitions and 1928 arcs in 199 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 288 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Applied a total of 0 rules in 11 ms. Remains 302 /302 variables (removed 0) and now considering 472/472 (removed 0) transitions.
// Phase 1: matrix 472 rows 302 cols
[2025-06-07 06:13:34] [INFO ] Computed 19 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:13:34] [INFO ] Implicit Places using invariants in 276 ms returned []
[2025-06-07 06:13:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:13:34] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 552 ms to find 0 implicit places.
Running 464 sub problems to find dead transitions.
[2025-06-07 06:13:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/294 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 2 (OVERLAPS) 8/302 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 472/774 variables, 302/321 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/774 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 774/774 variables, and 321 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 302/302 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 464 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/294 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/294 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 2 (OVERLAPS) 8/302 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 472/774 variables, 302/321 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/774 variables, 464/785 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 774/774 variables, and 785 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 302/302 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60447ms problems are : Problem set: 0 solved, 464 unsolved
Search for dead transitions found 0 dead transitions in 60480ms
Finished structural reductions in LTL mode , in 1 iterations and 61067 ms. Remains : 302/302 places, 472/472 transitions.
Support contains 288 out of 302 places after structural reductions.
[2025-06-07 06:14:35] [INFO ] Flatten gal took : 59 ms
[2025-06-07 06:14:35] [INFO ] Flatten gal took : 29 ms
[2025-06-07 06:14:35] [INFO ] Input system was already deterministic with 472 transitions.
RANDOM walk for 40000 steps (8 resets) in 1519 ms. (26 steps per ms) remains 3/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 148 ms. (268 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 3/3 properties
[2025-06-07 06:14:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp22 is UNSAT
After SMT solving in domain Real declared 259/774 variables, and 7 constraints, problems are : Problem set: 3 solved, 0 unsolved in 128 ms.
Refiners :[Positive P Invariants (semi-flows): 7/19 constraints, State Equation: 0/302 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 134ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 3 atomic propositions for a total of 11 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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' '!(X(X(G(((F(p0) U X(p1)) U X(!p0))))))'
Support contains 40 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 25 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
// Phase 1: matrix 376 rows 206 cols
[2025-06-07 06:14:37] [INFO ] Computed 19 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:14:37] [INFO ] Implicit Places using invariants in 300 ms returned [149]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 310 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 205/302 places, 376/472 transitions.
Applied a total of 0 rules in 7 ms. Remains 205 /205 variables (removed 0) and now considering 376/376 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 342 ms. Remains : 205/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 376 ms :[p0, p0, p0, p0, (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-00
Product exploration explored 100000 steps with 2502 reset in 499 ms.
Product exploration explored 100000 steps with 2489 reset in 389 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 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 106 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 7 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 309 ms :[p0, p0, p0, p0, (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 296 ms. (134 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
// Phase 1: matrix 376 rows 205 cols
[2025-06-07 06:14:39] [INFO ] Computed 18 invariants in 4 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 205/581 variables, and 18 constraints, problems are : Problem set: 1 solved, 0 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 2 factoid took 158 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Stuttering acceptance computed with spot in 73 ms :[p0, p0]
[2025-06-07 06:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG p0
Knowledge obtained : [(AND p0 p1), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (G p0)]
Property proved to be false thanks to negative knowledge :(G p0)
Knowledge based reduction with 2 factoid took 189 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-Z4T3N08-LTLCardinality-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-00 finished in 3033 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((F(p0)&&X(p1))) U (X(X(p2))||G(p1)))))'
Support contains 80 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 14 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
// Phase 1: matrix 376 rows 206 cols
[2025-06-07 06:14:40] [INFO ] Computed 19 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:14:40] [INFO ] Implicit Places using invariants in 101 ms returned [149]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 102 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 205/302 places, 376/472 transitions.
Applied a total of 0 rules in 3 ms. Remains 205 /205 variables (removed 0) and now considering 376/376 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 119 ms. Remains : 205/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 495 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-01
Product exploration explored 100000 steps with 26713 reset in 276 ms.
Product exploration explored 100000 steps with 26651 reset in 284 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 p2), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 11 factoid took 312 ms. Reduced automaton from 12 states, 26 edges and 3 AP (stutter sensitive) to 12 states, 26 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 552 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 601 ms. (66 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
// Phase 1: matrix 376 rows 205 cols
[2025-06-07 06:14:42] [INFO ] Computed 18 invariants in 2 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 125/205 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 376/581 variables, 205/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/581 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/581 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 223 constraints, problems are : Problem set: 0 solved, 2 unsolved in 195 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 205/205 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
Problem apf5 is UNSAT
After SMT solving in domain Int declared 80/581 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 0/18 constraints, State Equation: 0/205 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 237ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (G (OR p0 p1 p2)), (G (OR p0 p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 (NOT p1) p2))), (F (NOT (OR p1 p2))), (F (NOT (OR p0 p2))), (F (NOT p2)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR (NOT p1) p2))), (F p1)]
Knowledge based reduction with 13 factoid took 697 ms. Reduced automaton from 12 states, 26 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 72 out of 205 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 376/376 transitions.
Applied a total of 0 rules in 6 ms. Remains 205 /205 variables (removed 0) and now considering 376/376 (removed 0) transitions.
[2025-06-07 06:14:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:14:43] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-06-07 06:14:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:14:43] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
Running 368 sub problems to find dead transitions.
[2025-06-07 06:14:43] [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, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/197 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/205 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/205 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/581 variables, 205/223 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (OVERLAPS) 0/581 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 368 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 223 constraints, problems are : Problem set: 0 solved, 368 unsolved in 23729 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 205/205 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 368 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, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/197 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/205 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/205 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/581 variables, 205/223 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 368/591 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/581 variables, and 591 constraints, problems are : Problem set: 0 solved, 368 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 205/205 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54007ms problems are : Problem set: 0 solved, 368 unsolved
Search for dead transitions found 0 dead transitions in 54011ms
Finished structural reductions in LTL mode , in 1 iterations and 54252 ms. Remains : 205/205 places, 376/376 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 p1) p2), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 5 factoid took 135 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
RANDOM walk for 28243 steps (5 resets) in 375 ms. (75 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p2), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p1) p2))), (F (NOT p2)), (F p1), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 5 factoid took 266 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Product exploration explored 100000 steps with 25040 reset in 209 ms.
Product exploration explored 100000 steps with 24974 reset in 219 ms.
Applying partial POR strategy [false, false, true, false, true]
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 72 out of 205 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 205/205 places, 376/376 transitions.
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 72 places in 0 ms
Iterating global reduction 0 with 72 rules applied. Total rules applied 72 place count 205 transition count 376
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 104 place count 205 transition count 344
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 107 place count 202 transition count 248
Deduced a syphon composed of 72 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 202 transition count 248
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 134 place count 178 transition count 224
Deduced a syphon composed of 48 places in 0 ms
Iterating global reduction 1 with 24 rules applied. Total rules applied 158 place count 178 transition count 224
Deduced a syphon composed of 48 places in 0 ms
Applied a total of 158 rules in 137 ms. Remains 178 /205 variables (removed 27) and now considering 224/376 (removed 152) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:15:40] [INFO ] Redundant transitions in 8 ms returned []
Running 216 sub problems to find dead transitions.
// Phase 1: matrix 224 rows 178 cols
[2025-06-07 06:15:40] [INFO ] Computed 18 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/170 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:41] [INFO ] Deduced a trap composed of 65 places in 108 ms of which 8 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/170 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 3 (OVERLAPS) 8/178 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:43] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 3 ms to minimize.
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 3 ms to minimize.
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 2 ms to minimize.
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 2 ms to minimize.
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 2 ms to minimize.
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:15:44] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 2 ms to minimize.
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 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 TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 7/26 constraints. Problems are: Problem set: 42 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 0/26 constraints. Problems are: Problem set: 42 solved, 174 unsolved
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD152 is UNSAT
At refinement iteration 6 (OVERLAPS) 224/402 variables, 178/204 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 0/204 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 8 (OVERLAPS) 0/402 variables, 0/204 constraints. Problems are: Problem set: 48 solved, 168 unsolved
No progress, stopping.
After SMT solving in domain Real declared 402/402 variables, and 204 constraints, problems are : Problem set: 48 solved, 168 unsolved in 10311 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 48 solved, 168 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 2 (OVERLAPS) 56/178 variables, 18/19 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 7/26 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/178 variables, 0/26 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 5 (OVERLAPS) 224/402 variables, 178/204 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 168/372 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 0/372 constraints. Problems are: Problem set: 48 solved, 168 unsolved
At refinement iteration 8 (OVERLAPS) 0/402 variables, 0/372 constraints. Problems are: Problem set: 48 solved, 168 unsolved
No progress, stopping.
After SMT solving in domain Int declared 402/402 variables, and 372 constraints, problems are : Problem set: 48 solved, 168 unsolved in 11878 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 178/178 constraints, PredecessorRefiner: 168/216 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22266ms problems are : Problem set: 48 solved, 168 unsolved
Search for dead transitions found 48 dead transitions in 22267ms
Found 48 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 48 transitions
Dead transitions reduction (with SMT) removed 48 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 178/205 places, 176/376 transitions.
Graph (complete) has 328 edges and 178 vertex of which 130 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.1 ms
Discarding 48 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Applied a total of 1 rules in 9 ms. Remains 129 /178 variables (removed 49) and now considering 176/176 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 129/205 places, 176/376 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22449 ms. Remains : 129/205 places, 176/376 transitions.
Built C files in :
/tmp/ltsmin16552169360184468908
[2025-06-07 06:16:02] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16552169360184468908
Running compilation step : cd /tmp/ltsmin16552169360184468908;'/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 739 ms.
Running link step : cd /tmp/ltsmin16552169360184468908;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin16552169360184468908;'/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/stateBased16642652899759032206.hoa' '--buchi-type=spotba'
LTSmin run took 2929 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-01 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-01 finished in 86407 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((((p0 U p1) U p2)&&(F(p3) U (!p3&&X(p4))))))'
Support contains 244 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 302 /302 variables (removed 0) and now considering 472/472 (removed 0) transitions.
// Phase 1: matrix 472 rows 302 cols
[2025-06-07 06:16:06] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:16:06] [INFO ] Implicit Places using invariants in 114 ms returned [245]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 301/302 places, 472/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 301 /301 variables (removed 0) and now considering 472/472 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 118 ms. Remains : 301/302 places, 472/472 transitions.
Stuttering acceptance computed with spot in 375 ms :[(OR (NOT p2) (NOT p4) p3), (OR (NOT p2) (NOT p4) p3), true, (NOT p1), (NOT p2), (OR (NOT p4) p3), (NOT p4), (NOT p3)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-07
Product exploration explored 100000 steps with 7540 reset in 368 ms.
Product exploration explored 100000 steps with 7955 reset in 381 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 p2 (NOT p1) p0 (NOT p3) (NOT p4)), (X p2), (X (NOT p3)), (X (NOT (OR (AND p2 p3) (AND p1 p3) (AND p0 p3)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p4)))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND p3 (NOT p4))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 19 factoid took 347 ms. Reduced automaton from 8 states, 18 edges and 5 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 207 ms :[(NOT p4), (NOT p4), (OR (NOT p4) p3), (NOT p4), (NOT p3)]
RANDOM walk for 51 steps (0 resets) in 5 ms. (8 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p2 (NOT p1) p0 (NOT p3) (NOT p4)), (X p2), (X (NOT p3)), (X (NOT (OR (AND p2 p3) (AND p1 p3) (AND p0 p3)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p4)))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND p3 (NOT p4))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p3) p4))), (F p3), (F p4), (F (NOT (AND (NOT p3) (NOT p4))))]
Knowledge based reduction with 19 factoid took 495 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[(NOT p4), (NOT p4), (OR (NOT p4) p3), (NOT p4), (NOT p3)]
Stuttering acceptance computed with spot in 189 ms :[(NOT p4), (NOT p4), (OR (NOT p4) p3), (NOT p4), (NOT p3)]
// Phase 1: matrix 472 rows 301 cols
[2025-06-07 06:16:09] [INFO ] Computed 18 invariants in 8 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 06:16:09] [INFO ] [Real]Absence check using 18 positive place invariants in 316 ms returned unsat
Proved EG (NOT p4)
Knowledge obtained : [(AND p2 (NOT p1) p0 (NOT p3) (NOT p4)), (X p2), (X (NOT p3)), (X (NOT (OR (AND p2 p3) (AND p1 p3) (AND p0 p3)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)) (AND p0 (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p4)))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (NOT (AND p3 (NOT p4))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p3) p4))), (F p3), (F p4), (F (NOT (AND (NOT p3) (NOT p4)))), (G (NOT p4))]
Property proved to be false thanks to negative knowledge :(G (NOT p4))
Knowledge based reduction with 19 factoid took 531 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-07 finished in 3818 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&&X(p1)))))'
Support contains 2 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 15 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
// Phase 1: matrix 376 rows 206 cols
[2025-06-07 06:16:10] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:16:10] [INFO ] Implicit Places using invariants in 247 ms returned []
[2025-06-07 06:16:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:16:10] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 504 ms to find 0 implicit places.
Running 368 sub problems to find dead transitions.
[2025-06-07 06:16:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (OVERLAPS) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
No progress, stopping.
After SMT solving in domain Real declared 582/582 variables, and 225 constraints, problems are : Problem set: 0 solved, 368 unsolved in 23783 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 368/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/582 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 582/582 variables, and 593 constraints, problems are : Problem set: 0 solved, 368 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53973ms problems are : Problem set: 0 solved, 368 unsolved
Search for dead transitions found 0 dead transitions in 53975ms
Starting structural reductions in LTL mode, iteration 1 : 206/302 places, 376/472 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54495 ms. Remains : 206/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-09
Product exploration explored 100000 steps with 2 reset in 271 ms.
Product exploration explored 100000 steps with 2 reset in 335 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)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 8 factoid took 147 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 272 ms. (146 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
[2025-06-07 06:17:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 157/582 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 5/19 constraints, State Equation: 0/206 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 281 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2025-06-07 06:17:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 06:17:06] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2025-06-07 06:17:07] [INFO ] [Real]Absence check using state equation in 335 ms returned sat
[2025-06-07 06:17:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 06:17:07] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2025-06-07 06:17:07] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2025-06-07 06:17:07] [INFO ] Computed and/alt/rep : 336/552/336 causal constraints (skipped 32 transitions) in 24 ms.
[2025-06-07 06:17:08] [INFO ] Added : 113 causal constraints over 23 iterations in 605 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 206 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 206/206 places, 376/376 transitions.
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 32 Pre rules applied. Total rules applied 0 place count 206 transition count 344
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 174 transition count 344
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 0 with 96 rules applied. Total rules applied 160 place count 126 transition count 296
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 192 place count 126 transition count 264
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 195 place count 123 transition count 168
Ensure Unique test removed 1 places
Iterating global reduction 1 with 4 rules applied. Total rules applied 199 place count 122 transition count 168
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 222 place count 99 transition count 145
Iterating global reduction 1 with 23 rules applied. Total rules applied 245 place count 99 transition count 145
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 268 place count 76 transition count 99
Iterating global reduction 1 with 23 rules applied. Total rules applied 291 place count 76 transition count 99
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 314 place count 53 transition count 76
Iterating global reduction 1 with 23 rules applied. Total rules applied 337 place count 53 transition count 76
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 360 place count 53 transition count 53
Applied a total of 360 rules in 33 ms. Remains 53 /206 variables (removed 153) and now considering 53/376 (removed 323) transitions.
// Phase 1: matrix 53 rows 53 cols
[2025-06-07 06:17:08] [INFO ] Computed 18 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:17:08] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 06:17:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:17:08] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:17:08] [INFO ] Redundant transitions in 1 ms returned []
Running 44 sub problems to find dead transitions.
[2025-06-07 06:17:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 8/53 variables, 17/18 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 53/106 variables, 53/71 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (OVERLAPS) 0/106 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 106/106 variables, and 71 constraints, problems are : Problem set: 0 solved, 44 unsolved in 768 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 53/53 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 8/53 variables, 17/18 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 53/106 variables, 53/71 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 44/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/106 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 106/106 variables, and 115 constraints, problems are : Problem set: 0 solved, 44 unsolved in 898 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 53/53 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1672ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1673ms
Starting structural reductions in SI_LTL mode, iteration 1 : 53/206 places, 53/376 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1816 ms. Remains : 53/206 places, 53/376 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)), (X p0), (X (AND p0 p1)), (X p1), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1))))]
Knowledge based reduction with 5 factoid took 219 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
RANDOM walk for 8 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (AND p0 p1)), (X p1), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F p1), (F (NOT (AND (NOT p1) p0))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 328 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2025-06-07 06:17:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 06:17:10] [INFO ] [Real]Absence check using 18 positive place invariants in 4 ms returned sat
[2025-06-07 06:17:11] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-06-07 06:17:11] [INFO ] Computed and/alt/rep : 35/56/35 causal constraints (skipped 9 transitions) in 3 ms.
[2025-06-07 06:17:11] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 188 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Product exploration explored 100000 steps with 2 reset in 195 ms.
Stack based approach found an accepted trace after 356 steps with 5 reset with depth 347 and stack size 347 in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-09 finished in 61161 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((F(p0)&&X(G(p1))))))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 13 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
// Phase 1: matrix 376 rows 206 cols
[2025-06-07 06:17:11] [INFO ] Computed 19 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:17:11] [INFO ] Implicit Places using invariants in 240 ms returned []
[2025-06-07 06:17:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:17:11] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 489 ms to find 0 implicit places.
Running 368 sub problems to find dead transitions.
[2025-06-07 06:17:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (OVERLAPS) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
No progress, stopping.
After SMT solving in domain Real declared 582/582 variables, and 225 constraints, problems are : Problem set: 0 solved, 368 unsolved in 23625 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 368/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/582 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 582/582 variables, and 593 constraints, problems are : Problem set: 0 solved, 368 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53817ms problems are : Problem set: 0 solved, 368 unsolved
Search for dead transitions found 0 dead transitions in 53818ms
Starting structural reductions in LTL mode, iteration 1 : 206/302 places, 376/472 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54322 ms. Remains : 206/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-10
Product exploration explored 100000 steps with 0 reset in 324 ms.
Stack based approach found an accepted trace after 21425 steps with 0 reset with depth 21426 and stack size 21426 in 69 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-10 finished in 54896 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&G(p1)) U X(p0)))'
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 7 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
[2025-06-07 06:18:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:06] [INFO ] Implicit Places using invariants in 361 ms returned [149]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 362 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 205/302 places, 376/472 transitions.
Applied a total of 0 rules in 5 ms. Remains 205 /205 variables (removed 0) and now considering 376/376 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 374 ms. Remains : 205/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0), (NOT p0), true, (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-11 finished in 580 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||(G(p1)&&X(p2))))))'
Support contains 5 out of 302 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Performed 124 Post agglomeration using F-continuation condition.Transition count delta: 124
Iterating post reduction 0 with 124 rules applied. Total rules applied 124 place count 302 transition count 348
Reduce places removed 124 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 1 with 155 rules applied. Total rules applied 279 place count 178 transition count 317
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 279 place count 178 transition count 286
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 341 place count 147 transition count 286
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 344 place count 144 transition count 283
Iterating global reduction 2 with 3 rules applied. Total rules applied 347 place count 144 transition count 283
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 349 place count 142 transition count 219
Iterating global reduction 2 with 2 rules applied. Total rules applied 351 place count 142 transition count 219
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 367 place count 126 transition count 203
Iterating global reduction 2 with 16 rules applied. Total rules applied 383 place count 126 transition count 203
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 399 place count 110 transition count 171
Iterating global reduction 2 with 16 rules applied. Total rules applied 415 place count 110 transition count 171
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 431 place count 94 transition count 139
Iterating global reduction 2 with 16 rules applied. Total rules applied 447 place count 94 transition count 139
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 463 place count 94 transition count 123
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 477 place count 87 transition count 116
Applied a total of 477 rules in 52 ms. Remains 87 /302 variables (removed 215) and now considering 116/472 (removed 356) transitions.
// Phase 1: matrix 116 rows 87 cols
[2025-06-07 06:18:06] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:07] [INFO ] Implicit Places using invariants in 79 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 80 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 86/302 places, 116/472 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 78 transition count 108
Applied a total of 16 rules in 5 ms. Remains 78 /86 variables (removed 8) and now considering 108/116 (removed 8) transitions.
// Phase 1: matrix 108 rows 78 cols
[2025-06-07 06:18:07] [INFO ] Computed 18 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:07] [INFO ] Implicit Places using invariants in 92 ms returned []
[2025-06-07 06:18:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:07] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 78/302 places, 108/472 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 380 ms. Remains : 78/302 places, 108/472 transitions.
Stuttering acceptance computed with spot in 145 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 p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-12
Product exploration explored 100000 steps with 31519 reset in 234 ms.
Product exploration explored 100000 steps with 31597 reset in 233 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 p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 13 factoid took 274 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 190 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 p1)), (AND (NOT p0) (NOT p2)), false]
RANDOM walk for 2078 steps (0 resets) in 20 ms. (98 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT p2)), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 p1))), (F (NOT p1))]
Knowledge based reduction with 13 factoid took 647 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter insensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 188 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 p1)), (AND (NOT p0) (NOT p2)), false]
Stuttering acceptance computed with spot in 157 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 p1)), (AND (NOT p0) (NOT p2)), false]
Support contains 5 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 108/108 transitions.
Applied a total of 0 rules in 7 ms. Remains 78 /78 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2025-06-07 06:18:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:09] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-07 06:18:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:09] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:18:09] [INFO ] Redundant transitions in 1 ms returned []
Running 93 sub problems to find dead transitions.
[2025-06-07 06:18:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (OVERLAPS) 8/78 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (OVERLAPS) 108/186 variables, 78/96 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (OVERLAPS) 0/186 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 96 constraints, problems are : Problem set: 0 solved, 93 unsolved in 2275 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (OVERLAPS) 8/78 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (OVERLAPS) 108/186 variables, 78/96 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 93/189 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (OVERLAPS) 0/186 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 189 constraints, problems are : Problem set: 0 solved, 93 unsolved in 3733 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 78/78 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6031ms problems are : Problem set: 0 solved, 93 unsolved
Search for dead transitions found 0 dead transitions in 6031ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 6214 ms. Remains : 78/78 places, 108/108 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) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) p2 p1)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1))))]
Knowledge based reduction with 14 factoid took 325 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter insensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 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 p1)), (AND (NOT p0) (NOT p2)), false]
RANDOM walk for 2746 steps (0 resets) in 18 ms. (144 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) p2 p1)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT p2)), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 p1))), (F (NOT p1))]
Knowledge based reduction with 14 factoid took 595 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter insensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 249 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 p1)), (AND (NOT p0) (NOT p2)), false]
Stuttering acceptance computed with spot in 205 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 p1)), (AND (NOT p0) (NOT p2)), false]
Stuttering acceptance computed with spot in 210 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 p1)), (AND (NOT p0) (NOT p2)), false]
Product exploration explored 100000 steps with 1543 reset in 271 ms.
Product exploration explored 100000 steps with 1575 reset in 264 ms.
Built C files in :
/tmp/ltsmin3774923577667536085
[2025-06-07 06:18:17] [INFO ] Computing symmetric may disable matrix : 108 transitions.
[2025-06-07 06:18:18] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:18:18] [INFO ] Computing symmetric may enable matrix : 108 transitions.
[2025-06-07 06:18:18] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:18:18] [INFO ] Computing Do-Not-Accords matrix : 108 transitions.
[2025-06-07 06:18:18] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:18:18] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3774923577667536085
Running compilation step : cd /tmp/ltsmin3774923577667536085;'/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 222 ms.
Running link step : cd /tmp/ltsmin3774923577667536085;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin3774923577667536085;'/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/stateBased15052992227672833946.hoa' '--buchi-type=spotba'
LTSmin run took 764 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-12 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-12 finished in 12157 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)||(p1 U (p2||G(p1))))))'
Support contains 7 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 96 places :
Symmetric choice reduction at 0 with 96 rule applications. Total rules 96 place count 206 transition count 376
Iterating global reduction 0 with 96 rules applied. Total rules applied 192 place count 206 transition count 376
Applied a total of 192 rules in 7 ms. Remains 206 /302 variables (removed 96) and now considering 376/472 (removed 96) transitions.
// Phase 1: matrix 376 rows 206 cols
[2025-06-07 06:18:19] [INFO ] Computed 19 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:19] [INFO ] Implicit Places using invariants in 221 ms returned []
[2025-06-07 06:18:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:18:19] [INFO ] Implicit Places using invariants and state equation in 258 ms returned []
Implicit Place search using SMT with State Equation took 483 ms to find 0 implicit places.
Running 368 sub problems to find dead transitions.
[2025-06-07 06:18:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (OVERLAPS) 0/582 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
No progress, stopping.
After SMT solving in domain Real declared 582/582 variables, and 225 constraints, problems are : Problem set: 0 solved, 368 unsolved in 23696 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/198 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 2 (OVERLAPS) 8/206 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 4 (OVERLAPS) 376/582 variables, 206/225 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/582 variables, 368/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/582 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 582/582 variables, and 593 constraints, problems are : Problem set: 0 solved, 368 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 368/368 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53916ms problems are : Problem set: 0 solved, 368 unsolved
Search for dead transitions found 0 dead transitions in 53917ms
Starting structural reductions in LTL mode, iteration 1 : 206/302 places, 376/472 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54408 ms. Remains : 206/302 places, 376/472 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-14
Product exploration explored 100000 steps with 50000 reset in 201 ms.
Product exploration explored 100000 steps with 50000 reset in 219 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 p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 17 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-14 finished in 54983 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)&&(F(!p0)||G(p1))))'
Support contains 4 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 472/472 transitions.
Discarding 95 places :
Symmetric choice reduction at 0 with 95 rule applications. Total rules 95 place count 207 transition count 377
Iterating global reduction 0 with 95 rules applied. Total rules applied 190 place count 207 transition count 377
Applied a total of 190 rules in 5 ms. Remains 207 /302 variables (removed 95) and now considering 377/472 (removed 95) transitions.
// Phase 1: matrix 377 rows 207 cols
[2025-06-07 06:19:14] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:19:14] [INFO ] Implicit Places using invariants in 237 ms returned [150]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 247 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 206/302 places, 377/472 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 377/377 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 254 ms. Remains : 206/302 places, 377/472 transitions.
Stuttering acceptance computed with spot in 146 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), p0, (AND p0 (NOT p1)), true]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N08-LTLCardinality-15
Product exploration explored 100000 steps with 9510 reset in 228 ms.
Stack based approach found an accepted trace after 22813 steps with 2019 reset with depth 56 and stack size 56 in 63 ms.
FORMULA UtilityControlRoom-PT-Z4T3N08-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N08-LTLCardinality-15 finished in 703 ms.
All properties solved by simple procedures.
Total runtime 340831 ms.

BK_STOP 1749277154817

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-Z4T3N08"
export BK_EXAMINATION="LTLCardinality"
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-Z4T3N08, examination is LTLCardinality"
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-174915590600851"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N08.tgz
mv UtilityControlRoom-PT-Z4T3N08 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;