Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590500820.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-Z2T4N06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590500820
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 988K
-rw-r--r-- 1 mcc users 21K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 124K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 28K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 123K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 41K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 42K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 230K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 35K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 162K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 70K 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-Z2T4N06-LTLFireability-00
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-01
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-02
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-03
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-04
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-05
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-06
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-07
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-08
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-09
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-10
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-11
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-12
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-13
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-14
FORMULA_NAME UtilityControlRoom-PT-Z2T4N06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749274828396

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-PT-Z2T4N06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 05:40:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 05:40:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 05:40:30] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2025-06-07 05:40:30] [INFO ] Transformed 106 places.
[2025-06-07 05:40:30] [INFO ] Transformed 162 transitions.
[2025-06-07 05:40:30] [INFO ] Parsed PT model containing 106 places and 162 transitions and 510 arcs in 195 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
[2025-06-07 05:40:30] [INFO ] Reduced 6 identical enabling conditions.
[2025-06-07 05:40:30] [INFO ] Reduced 6 identical enabling conditions.
Ensure Unique test removed 24 transitions
Reduce redundant transitions removed 24 transitions.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 87 out of 106 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 106/106 places, 138/138 transitions.
Applied a total of 0 rules in 9 ms. Remains 106 /106 variables (removed 0) and now considering 138/138 (removed 0) transitions.
// Phase 1: matrix 138 rows 106 cols
[2025-06-07 05:40:30] [INFO ] Computed 15 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:30] [INFO ] Implicit Places using invariants in 223 ms returned [75]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 261 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 105/106 places, 138/138 transitions.
Applied a total of 0 rules in 2 ms. Remains 105 /105 variables (removed 0) and now considering 138/138 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 289 ms. Remains : 105/106 places, 138/138 transitions.
Support contains 87 out of 105 places after structural reductions.
[2025-06-07 05:40:30] [INFO ] Flatten gal took : 34 ms
[2025-06-07 05:40:30] [INFO ] Flatten gal took : 17 ms
[2025-06-07 05:40:30] [INFO ] Input system was already deterministic with 138 transitions.
RANDOM walk for 40000 steps (8 resets) in 1257 ms. (31 steps per ms) remains 1/27 properties
BEST_FIRST walk for 4392 steps (0 resets) in 25 ms. (168 steps per ms) remains 0/1 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p0)) U p1)))'
Support contains 33 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 9 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
// Phase 1: matrix 126 rows 93 cols
[2025-06-07 05:40:31] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:31] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-07 05:40:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:32] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:40:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3672 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4570 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8321ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 8336ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8501 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 252 ms :[(NOT p1), (NOT p1), p0]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 344 ms.
Stack based approach found an accepted trace after 660 steps with 1 reset with depth 658 and stack size 658 in 3 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-00 finished in 9173 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((!p0&&F(p1)&&X(!p2))) U X(p3)))'
Support contains 27 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 5 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
[2025-06-07 05:40:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:41] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 05:40:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:41] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:40:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3378 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4420 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7820ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 7821ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7954 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 352 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND p0 (NOT p1) (NOT p3))), (AND p2 (NOT p3)), (NOT p3), (OR (AND (NOT p1) (NOT p3)) (AND p2 (NOT p3)) (AND p0 (NOT p3))), (NOT p1), (OR (NOT p1) p2 p0), p2]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 315 ms.
Product exploration explored 100000 steps with 50000 reset in 287 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) (NOT p1) (NOT p3) (NOT p2)), (X p2), (X (NOT (OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p3) (NOT p2))))), (X p3), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p3)))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p3) p2))), (X (NOT (AND (NOT p0) (NOT p3)))), (X p0), (X (NOT p1)), (X (NOT (AND p0 (NOT p3) p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p3) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p3) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p3) (NOT p2)))))), (X (X p3)), (X (X (NOT p3))), (X (X (NOT p1))), (X (X p1)), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p3)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 19 factoid took 19 ms. Reduced automaton from 8 states, 22 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-02 finished in 8969 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(p1)))))'
Support contains 24 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 3 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
[2025-06-07 05:40:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:50] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-07 05:40:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:50] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:40:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3374 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4482 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7887ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 7891ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8015 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 125 ms.
Product exploration explored 100000 steps with 33333 reset in 133 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), (X p0), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 12 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-03 finished in 8458 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(((X(p1) U p1)||X(!F(!G(p2)))))))'
Support contains 27 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 7 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
[2025-06-07 05:40:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:58] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 05:40:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:40:58] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:40:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3232 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4474 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7729ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 7729ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7853 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 351 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), true, (NOT p2), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-04
Entered a terminal (fully accepting) state of product in 18 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-04 finished in 8227 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G((!p0||X(F((!p0&&X(X(F(!p1))))))))) U p2))'
Support contains 36 out of 105 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 72 place count 69 transition count 102
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 84 place count 69 transition count 90
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 85 place count 68 transition count 78
Ensure Unique test removed 1 places
Iterating global reduction 0 with 2 rules applied. Total rules applied 87 place count 67 transition count 78
Applied a total of 87 rules in 30 ms. Remains 67 /105 variables (removed 38) and now considering 78/138 (removed 60) transitions.
// Phase 1: matrix 78 rows 67 cols
[2025-06-07 05:41:06] [INFO ] Computed 13 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:06] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 05:41:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:06] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:41:06] [INFO ] Redundant transitions in 1 ms returned []
Running 66 sub problems to find dead transitions.
[2025-06-07 05:41:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 6/67 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (OVERLAPS) 78/145 variables, 67/80 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/145 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (OVERLAPS) 0/145 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Real declared 145/145 variables, and 80 constraints, problems are : Problem set: 0 solved, 66 unsolved in 1361 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 67/67 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 6/67 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (OVERLAPS) 78/145 variables, 67/80 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/145 variables, 66/146 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/145 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (OVERLAPS) 0/145 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Int declared 145/145 variables, and 146 constraints, problems are : Problem set: 0 solved, 66 unsolved in 1531 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 67/67 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2900ms problems are : Problem set: 0 solved, 66 unsolved
Search for dead transitions found 0 dead transitions in 2901ms
Starting structural reductions in SI_LTL mode, iteration 1 : 67/105 places, 78/138 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3042 ms. Remains : 67/105 places, 78/138 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p2), p0, (AND p0 p1), p0]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-06
Product exploration explored 100000 steps with 5735 reset in 217 ms.
Stack based approach found an accepted trace after 3613 steps with 201 reset with depth 21 and stack size 21 in 12 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-06 finished in 3425 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F((G(F(!p0))||(F(!p0)&&X((!p1||F(!p2)))))) U p3) U !p4))'
Support contains 63 out of 105 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Applied a total of 0 rules in 10 ms. Remains 105 /105 variables (removed 0) and now considering 138/138 (removed 0) transitions.
// Phase 1: matrix 138 rows 105 cols
[2025-06-07 05:41:10] [INFO ] Computed 14 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:10] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 05:41:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:10] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:41:10] [INFO ] Redundant transitions in 3 ms returned []
Running 132 sub problems to find dead transitions.
[2025-06-07 05:41:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 6/105 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (OVERLAPS) 138/243 variables, 105/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 0/243 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 119 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4006 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 6/105 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (OVERLAPS) 138/243 variables, 105/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 132/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (OVERLAPS) 0/243 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 243/243 variables, and 251 constraints, problems are : Problem set: 0 solved, 132 unsolved in 5642 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9675ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 9676ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9810 ms. Remains : 105/105 places, 138/138 transitions.
Stuttering acceptance computed with spot in 250 ms :[p4, (NOT p3), (AND p1 p2 p0), p0, (AND p0 p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-07
Product exploration explored 100000 steps with 29834 reset in 430 ms.
Product exploration explored 100000 steps with 29914 reset in 454 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 p4 (NOT p3) (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p1 p2))), (X p4), (X (NOT (AND p0 p1 p2))), (X (AND p4 (NOT p3))), (X (NOT (AND p4 (NOT p3) p0))), (X (NOT (AND (NOT p3) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 p2)))), (X (X p4)), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p4 (NOT p3) p0)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND p4 (NOT p3)))), (X (X (NOT (AND p4 (NOT p3))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 19 factoid took 340 ms. Reduced automaton from 5 states, 11 edges and 5 AP (stutter insensitive) to 5 states, 11 edges and 5 AP (stutter insensitive).
Stuttering acceptance computed with spot in 235 ms :[p4, (NOT p3), (AND p1 p2 p0), p0, (AND p0 p2)]
RANDOM walk for 40000 steps (8 resets) in 661 ms. (60 steps per ms) remains 3/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 516 ms. (77 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 186 ms. (213 steps per ms) remains 3/3 properties
[2025-06-07 05:41:22] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf2 is UNSAT
Problem apf8 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Problem apf7 is UNSAT
After SMT solving in domain Real declared 105/243 variables, and 14 constraints, problems are : Problem set: 3 solved, 0 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 0/105 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 83ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p4 (NOT p3) (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p1 p2))), (X p4), (X (NOT (AND p0 p1 p2))), (X (AND p4 (NOT p3))), (X (NOT (AND p4 (NOT p3) p0))), (X (NOT (AND (NOT p3) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 p2)))), (X (X p4)), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p4 (NOT p3) p0)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2)))), (G (OR (NOT p0) p3 (NOT p4))), (G (OR (NOT p0) p3)), (G (OR (NOT p1) (NOT p2) (NOT p0)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND p4 (NOT p3)))), (X (X (NOT (AND p4 (NOT p3))))), (X (X p1)), (X (X (NOT p1))), (F (NOT p4)), (F (NOT (OR (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p3) p4))), (F p2), (F p3), (F p1), (F p0)]
Knowledge based reduction with 22 factoid took 560 ms. Reduced automaton from 5 states, 11 edges and 5 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[p4, (NOT p3)]
Stuttering acceptance computed with spot in 96 ms :[p4, (NOT p3)]
[2025-06-07 05:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:41:23] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2025-06-07 05:41:23] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-07 05:41:23] [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 05:41:23] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2025-06-07 05:41:23] [INFO ] [Nat]Absence check using state equation in 121 ms returned sat
[2025-06-07 05:41:23] [INFO ] Computed and/alt/rep : 132/198/132 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-07 05:41:23] [INFO ] Added : 72 causal constraints over 15 iterations in 203 ms. Result :sat
Could not prove EG p4
Support contains 39 out of 105 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Applied a total of 0 rules in 6 ms. Remains 105 /105 variables (removed 0) and now considering 138/138 (removed 0) transitions.
[2025-06-07 05:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:23] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-07 05:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:23] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 05:41:23] [INFO ] Redundant transitions in 2 ms returned []
Running 132 sub problems to find dead transitions.
[2025-06-07 05:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 6/105 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (OVERLAPS) 138/243 variables, 105/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 0/243 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 243/243 variables, and 119 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4094 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 6/105 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (OVERLAPS) 138/243 variables, 105/119 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 132/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (OVERLAPS) 0/243 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 243/243 variables, and 251 constraints, problems are : Problem set: 0 solved, 132 unsolved in 5824 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9936ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 9937ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10064 ms. Remains : 105/105 places, 138/138 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 p4 (NOT p3)), (X (NOT p3)), (X p4), (X (AND (NOT p3) p4)), (X (X p4))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p3) p4))), (X (X (NOT (AND (NOT p3) p4))))]
Knowledge based reduction with 5 factoid took 199 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[p4, (NOT p3)]
RANDOM walk for 95 steps (0 resets) in 12 ms. (7 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p4 (NOT p3)), (X (NOT p3)), (X p4), (X (AND (NOT p3) p4)), (X (X p4))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p3) p4))), (X (X (NOT (AND (NOT p3) p4)))), (F p3), (F (NOT (AND (NOT p3) p4))), (F (NOT p4))]
Knowledge based reduction with 5 factoid took 277 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[p4, (NOT p3)]
Stuttering acceptance computed with spot in 87 ms :[p4, (NOT p3)]
[2025-06-07 05:41:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 05:41:34] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2025-06-07 05:41:34] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2025-06-07 05:41:34] [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 05:41:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 13 ms returned sat
[2025-06-07 05:41:34] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2025-06-07 05:41:34] [INFO ] Computed and/alt/rep : 132/198/132 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-07 05:41:35] [INFO ] Added : 72 causal constraints over 15 iterations in 186 ms. Result :sat
Could not prove EG p4
Stuttering acceptance computed with spot in 95 ms :[p4, (NOT p3)]
Product exploration explored 100000 steps with 16220 reset in 280 ms.
Product exploration explored 100000 steps with 16123 reset in 282 ms.
Built C files in :
/tmp/ltsmin18355718379631288553
[2025-06-07 05:41:35] [INFO ] Computing symmetric may disable matrix : 138 transitions.
[2025-06-07 05:41:35] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:41:35] [INFO ] Computing symmetric may enable matrix : 138 transitions.
[2025-06-07 05:41:35] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:41:35] [INFO ] Computing Do-Not-Accords matrix : 138 transitions.
[2025-06-07 05:41:35] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 05:41:35] [INFO ] Built C files in 50ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18355718379631288553
Running compilation step : cd /tmp/ltsmin18355718379631288553;'/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 436 ms.
Running link step : cd /tmp/ltsmin18355718379631288553;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin18355718379631288553;'/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/stateBased5004677622865331085.hoa' '--buchi-type=spotba'
LTSmin run took 4355 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-07 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-07 finished in 30608 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((X(X(p0))&&(p1||X(X(p2)))))&&X(p3)))'
Support contains 6 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 94 transition count 127
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 94 transition count 127
Applied a total of 22 rules in 11 ms. Remains 94 /105 variables (removed 11) and now considering 127/138 (removed 11) transitions.
// Phase 1: matrix 127 rows 94 cols
[2025-06-07 05:41:40] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:40] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-07 05:41:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:40] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 121 sub problems to find dead transitions.
[2025-06-07 05:41:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (OVERLAPS) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Real declared 221/221 variables, and 108 constraints, problems are : Problem set: 0 solved, 121 unsolved in 3401 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 121 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 121/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 7 (OVERLAPS) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Int declared 221/221 variables, and 229 constraints, problems are : Problem set: 0 solved, 121 unsolved in 4646 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8062ms problems are : Problem set: 0 solved, 121 unsolved
Search for dead transitions found 0 dead transitions in 8064ms
Starting structural reductions in LTL mode, iteration 1 : 94/105 places, 127/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8199 ms. Remains : 94/105 places, 127/138 transitions.
Stuttering acceptance computed with spot in 262 ms :[(OR (NOT p3) (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND p0 (NOT p2)), (NOT p3), (NOT p0), true, (AND p0 (NOT p2))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 1 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-08 finished in 8483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(F(p1))))'
Support contains 4 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 9 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
// Phase 1: matrix 126 rows 93 cols
[2025-06-07 05:41:49] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:49] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 05:41:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:49] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:41:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3544 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4650 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8210ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 8210ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8346 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-09
Product exploration explored 100000 steps with 1340 reset in 153 ms.
Stack based approach found an accepted trace after 719 steps with 12 reset with depth 100 and stack size 100 in 3 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-09 finished in 8595 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&(X(p1) U p2)))'
Support contains 7 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 94 transition count 127
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 94 transition count 127
Applied a total of 22 rules in 6 ms. Remains 94 /105 variables (removed 11) and now considering 127/138 (removed 11) transitions.
// Phase 1: matrix 127 rows 94 cols
[2025-06-07 05:41:57] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:57] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-07 05:41:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:41:57] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 121 sub problems to find dead transitions.
[2025-06-07 05:41:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (OVERLAPS) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Real declared 221/221 variables, and 108 constraints, problems are : Problem set: 0 solved, 121 unsolved in 3407 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 121 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 121/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 7 (OVERLAPS) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Int declared 221/221 variables, and 229 constraints, problems are : Problem set: 0 solved, 121 unsolved in 4532 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7968ms problems are : Problem set: 0 solved, 121 unsolved
Search for dead transitions found 0 dead transitions in 7968ms
Starting structural reductions in LTL mode, iteration 1 : 94/105 places, 127/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8085 ms. Remains : 94/105 places, 127/138 transitions.
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), true, (OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-10 finished in 8242 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0&&G(p1))))))'
Support contains 5 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 4 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
// Phase 1: matrix 126 rows 93 cols
[2025-06-07 05:42:06] [INFO ] Computed 14 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:06] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-07 05:42:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:06] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:42:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3430 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4598 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8044ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 8044ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8174 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 192 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-11 finished in 8382 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X((G(p1)&&p0)))&&F(p2)))))'
Support contains 6 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 5 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
[2025-06-07 05:42:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:14] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 05:42:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:14] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:42:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3384 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4521 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7943ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 7943ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8081 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 293 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (OR (NOT p2) (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-13
Entered a terminal (fully accepting) state of product in 159 steps with 1 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-13 finished in 8395 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((G(p0)&&(p1||X(F((p1&&F(p0)))))))))'
Support contains 2 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 94 transition count 127
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 94 transition count 127
Applied a total of 22 rules in 3 ms. Remains 94 /105 variables (removed 11) and now considering 127/138 (removed 11) transitions.
// Phase 1: matrix 127 rows 94 cols
[2025-06-07 05:42:22] [INFO ] Computed 14 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:22] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 05:42:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:22] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Running 121 sub problems to find dead transitions.
[2025-06-07 05:42:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (OVERLAPS) 0/221 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Real declared 221/221 variables, and 108 constraints, problems are : Problem set: 0 solved, 121 unsolved in 3408 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 121 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 2 (OVERLAPS) 6/94 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 4 (OVERLAPS) 127/221 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 121/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
At refinement iteration 7 (OVERLAPS) 0/221 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 121 unsolved
No progress, stopping.
After SMT solving in domain Int declared 221/221 variables, and 229 constraints, problems are : Problem set: 0 solved, 121 unsolved in 4499 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 121/121 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7920ms problems are : Problem set: 0 solved, 121 unsolved
Search for dead transitions found 0 dead transitions in 7921ms
Starting structural reductions in LTL mode, iteration 1 : 94/105 places, 127/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8060 ms. Remains : 94/105 places, 127/138 transitions.
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-14
Product exploration explored 100000 steps with 286 reset in 148 ms.
Stack based approach found an accepted trace after 751 steps with 2 reset with depth 330 and stack size 330 in 1 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-14 finished in 8406 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(X(F(p1))))))'
Support contains 5 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 138/138 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 93 transition count 126
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 93 transition count 126
Applied a total of 24 rules in 3 ms. Remains 93 /105 variables (removed 12) and now considering 126/138 (removed 12) transitions.
// Phase 1: matrix 126 rows 93 cols
[2025-06-07 05:42:31] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:31] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-07 05:42:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 05:42:31] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Running 120 sub problems to find dead transitions.
[2025-06-07 05:42:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/219 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 107 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3448 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/93 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 126/219 variables, 93/107 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 120/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 120 unsolved in 4585 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 93/93 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8047ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 8047ms
Starting structural reductions in LTL mode, iteration 1 : 93/105 places, 126/138 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8199 ms. Remains : 93/105 places, 126/138 transitions.
Stuttering acceptance computed with spot in 256 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z2T4N06-LTLFireability-15
Product exploration explored 100000 steps with 71 reset in 147 ms.
Stack based approach found an accepted trace after 1162 steps with 1 reset with depth 500 and stack size 500 in 2 ms.
FORMULA UtilityControlRoom-PT-Z2T4N06-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z2T4N06-LTLFireability-15 finished in 8622 ms.
All properties solved by simple procedures.
Total runtime 129957 ms.

BK_STOP 1749274959849

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="UtilityControlRoom-PT-Z2T4N06"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is UtilityControlRoom-PT-Z2T4N06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915590500820"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z2T4N06.tgz
mv UtilityControlRoom-PT-Z2T4N06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;