About the Execution of ITS-Tools for UtilityControlRoom-PT-Z4T3N06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 536426.00 | 0.00 | 0.00 | FFFFFFTTFFFFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590500844.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-Z4T3N06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590500844
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 59K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 300K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 33K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 137K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 16K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 35K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 104K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 53K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 257K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 212K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 821K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 191K May 29 14:33 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-00
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-01
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-02
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-03
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-04
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-05
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-06
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-07
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-08
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-09
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-10
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-11
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-12
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-13
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-14
FORMULA_NAME UtilityControlRoom-PT-Z4T3N06-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749276243559
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-Z4T3N06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 06:04:04] [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 06:04:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 06:04:05] [INFO ] Load time of PNML (sax parser for PT used): 87 ms
[2025-06-07 06:04:05] [INFO ] Transformed 228 places.
[2025-06-07 06:04:05] [INFO ] Transformed 450 transitions.
[2025-06-07 06:04:05] [INFO ] Parsed PT model containing 228 places and 450 transitions and 1446 arcs in 209 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
[2025-06-07 06:04:05] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 06:04:05] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 06:04:05] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 06:04:05] [INFO ] Reduced 18 identical enabling conditions.
[2025-06-07 06:04:05] [INFO ] Reduced 18 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 203 out of 228 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 228/228 places, 354/354 transitions.
Applied a total of 0 rules in 13 ms. Remains 228 /228 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 228 cols
[2025-06-07 06:04:05] [INFO ] Computed 15 invariants in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:04:05] [INFO ] Implicit Places using invariants in 312 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 348 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 227/228 places, 354/354 transitions.
Applied a total of 0 rules in 4 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 382 ms. Remains : 227/228 places, 354/354 transitions.
Support contains 203 out of 227 places after structural reductions.
[2025-06-07 06:04:06] [INFO ] Flatten gal took : 57 ms
[2025-06-07 06:04:06] [INFO ] Flatten gal took : 33 ms
[2025-06-07 06:04:06] [INFO ] Input system was already deterministic with 354 transitions.
Reduction of identical properties reduced properties to check from 27 to 24
RANDOM walk for 30724 steps (6 resets) in 730 ms. (42 steps per ms) remains 0/24 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(X((F(G(p1))||p0))))'
Support contains 125 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Applied a total of 0 rules in 5 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 227 cols
[2025-06-07 06:04:07] [INFO ] Computed 14 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:04:07] [INFO ] Implicit Places using invariants in 168 ms returned []
[2025-06-07 06:04:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:04:07] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
Running 348 sub problems to find dead transitions.
[2025-06-07 06:04:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (OVERLAPS) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 241 constraints, problems are : Problem set: 0 solved, 348 unsolved in 24668 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 348 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 348/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/581 variables, and 589 constraints, problems are : Problem set: 0 solved, 348 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54938ms problems are : Problem set: 0 solved, 348 unsolved
Search for dead transitions found 0 dead transitions in 54951ms
Finished structural reductions in LTL mode , in 1 iterations and 55305 ms. Remains : 227/227 places, 354/354 transitions.
Stuttering acceptance computed with spot in 306 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 1059 ms.
Stack based approach found an accepted trace after 13252 steps with 0 reset with depth 13253 and stack size 13253 in 142 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-00 finished in 56880 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
Support contains 29 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 276 place count 101 transition count 204
Applied a total of 276 rules in 42 ms. Remains 101 /227 variables (removed 126) and now considering 204/354 (removed 150) transitions.
// Phase 1: matrix 204 rows 101 cols
[2025-06-07 06:05:04] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:05:04] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-07 06:05:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:05:04] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:05:04] [INFO ] Redundant transitions in 6 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-07 06:05:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 5566 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 10987 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16643ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 16644ms
Starting structural reductions in SI_LTL mode, iteration 1 : 101/227 places, 204/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16854 ms. Remains : 101/227 places, 204/354 transitions.
Stuttering acceptance computed with spot in 91 ms :[p0, true, p0]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-01
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-01 finished in 16974 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) U p1)&&X(X(X(F(p2))))))))'
Support contains 108 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Applied a total of 0 rules in 6 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 227 cols
[2025-06-07 06:05:20] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:05:21] [INFO ] Implicit Places using invariants in 221 ms returned []
[2025-06-07 06:05:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:05:21] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Running 348 sub problems to find dead transitions.
[2025-06-07 06:05:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (OVERLAPS) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 241 constraints, problems are : Problem set: 0 solved, 348 unsolved in 24059 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 348 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 348/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/581 variables, and 589 constraints, problems are : Problem set: 0 solved, 348 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54181ms problems are : Problem set: 0 solved, 348 unsolved
Search for dead transitions found 0 dead transitions in 54183ms
Finished structural reductions in LTL mode , in 1 iterations and 54625 ms. Remains : 227/227 places, 354/354 transitions.
Stuttering acceptance computed with spot in 370 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-02
Product exploration explored 100000 steps with 11750 reset in 368 ms.
Stack based approach found an accepted trace after 85575 steps with 10086 reset with depth 13 and stack size 13 in 313 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-02 finished in 55714 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||((F(!p0) U !p1)&&(!p0 U p2)))))'
Support contains 59 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 156 place count 149 transition count 276
Applied a total of 156 rules in 20 ms. Remains 149 /227 variables (removed 78) and now considering 276/354 (removed 78) transitions.
// Phase 1: matrix 276 rows 149 cols
[2025-06-07 06:06:16] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:06:16] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-07 06:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:06:16] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:06:16] [INFO ] Redundant transitions in 13 ms returned []
Running 246 sub problems to find dead transitions.
[2025-06-07 06:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 2 (OVERLAPS) 6/149 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 4 (OVERLAPS) 276/425 variables, 149/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 6 (OVERLAPS) 0/425 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/425 variables, and 163 constraints, problems are : Problem set: 0 solved, 246 unsolved in 11534 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 149/149 constraints, PredecessorRefiner: 246/246 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 246 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 2 (OVERLAPS) 6/149 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 4 (OVERLAPS) 276/425 variables, 149/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 246/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/425 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 7 (OVERLAPS) 0/425 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/425 variables, and 409 constraints, problems are : Problem set: 0 solved, 246 unsolved in 22284 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 149/149 constraints, PredecessorRefiner: 246/246 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33921ms problems are : Problem set: 0 solved, 246 unsolved
Search for dead transitions found 0 dead transitions in 33922ms
Starting structural reductions in SI_LTL mode, iteration 1 : 149/227 places, 276/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 34149 ms. Remains : 149/227 places, 276/354 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-03
Product exploration explored 100000 steps with 5123 reset in 509 ms.
Product exploration explored 100000 steps with 5147 reset in 504 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 326 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 124 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
RANDOM walk for 121 steps (0 resets) in 17 ms. (6 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F p2), (F (NOT (OR p2 p0))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 480 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 122 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
Support contains 59 out of 149 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 149/149 places, 276/276 transitions.
Applied a total of 0 rules in 13 ms. Remains 149 /149 variables (removed 0) and now considering 276/276 (removed 0) transitions.
[2025-06-07 06:06:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:06:53] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-07 06:06:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:06:53] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:06:53] [INFO ] Redundant transitions in 3 ms returned []
Running 246 sub problems to find dead transitions.
[2025-06-07 06:06:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 2 (OVERLAPS) 6/149 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 4 (OVERLAPS) 276/425 variables, 149/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 6 (OVERLAPS) 0/425 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/425 variables, and 163 constraints, problems are : Problem set: 0 solved, 246 unsolved in 11425 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 149/149 constraints, PredecessorRefiner: 246/246 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 246 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 2 (OVERLAPS) 6/149 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 4 (OVERLAPS) 276/425 variables, 149/163 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 246/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/425 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
At refinement iteration 7 (OVERLAPS) 0/425 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 246 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/425 variables, and 409 constraints, problems are : Problem set: 0 solved, 246 unsolved in 22196 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 149/149 constraints, PredecessorRefiner: 246/246 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33728ms problems are : Problem set: 0 solved, 246 unsolved
Search for dead transitions found 0 dead transitions in 33728ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 33935 ms. Remains : 149/149 places, 276/276 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 319 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
RANDOM walk for 84 steps (0 resets) in 6 ms. (12 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F p2), (F (NOT (OR p2 p0))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 458 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 99 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 95 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 5167 reset in 615 ms.
Product exploration explored 100000 steps with 5150 reset in 647 ms.
Built C files in :
/tmp/ltsmin17046186560753502364
[2025-06-07 06:07:29] [INFO ] Computing symmetric may disable matrix : 276 transitions.
[2025-06-07 06:07:29] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:07:29] [INFO ] Computing symmetric may enable matrix : 276 transitions.
[2025-06-07 06:07:29] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:07:29] [INFO ] Computing Do-Not-Accords matrix : 276 transitions.
[2025-06-07 06:07:29] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 06:07:29] [INFO ] Built C files in 85ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17046186560753502364
Running compilation step : cd /tmp/ltsmin17046186560753502364;'/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 738 ms.
Running link step : cd /tmp/ltsmin17046186560753502364;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin17046186560753502364;'/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/stateBased6861489281263514496.hoa' '--buchi-type=spotba'
LTSmin run took 1464 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-03 finished in 75331 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U X(p1))&&(F(G(p2)) U p0)) U X(X(!p2))))'
Support contains 42 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 9 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 06:07:32] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:07:32] [INFO ] Implicit Places using invariants in 92 ms returned []
[2025-06-07 06:07:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:07:32] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 06:07:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13335 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 26399 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39840ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 39840ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40086 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 649 ms :[p2, (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), p2, (AND (NOT p1) p2), p2, true, false, (AND (NOT p0) p2), (OR (AND (NOT p1) p2) (AND (NOT p0) p2)), p2, (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p2), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 268 ms.
Stack based approach found an accepted trace after 32793 steps with 0 reset with depth 32794 and stack size 32794 in 88 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-04 finished in 41120 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)||(F(!p1) U p2)))'
Support contains 42 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 219 place count 128 transition count 162
Iterating global reduction 2 with 3 rules applied. Total rules applied 222 place count 128 transition count 162
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 240 place count 110 transition count 144
Iterating global reduction 2 with 18 rules applied. Total rules applied 258 place count 110 transition count 144
Applied a total of 258 rules in 23 ms. Remains 110 /227 variables (removed 117) and now considering 144/354 (removed 210) transitions.
// Phase 1: matrix 144 rows 110 cols
[2025-06-07 06:08:13] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:08:13] [INFO ] Implicit Places using invariants in 50 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 109/227 places, 144/354 transitions.
Applied a total of 0 rules in 4 ms. Remains 109 /109 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 78 ms. Remains : 109/227 places, 144/354 transitions.
Stuttering acceptance computed with spot in 125 ms :[(AND p0 (NOT p2)), p1, (NOT p2), (AND p1 p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-05
Product exploration explored 100000 steps with 3632 reset in 334 ms.
Stack based approach found an accepted trace after 11498 steps with 408 reset with depth 35 and stack size 35 in 38 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-05 finished in 596 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(((!p1 U p2)||p0)))'
Support contains 30 out of 227 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 : 227/227 places, 354/354 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 0 with 72 rules applied. Total rules applied 72 place count 191 transition count 318
Applied a total of 72 rules in 16 ms. Remains 191 /227 variables (removed 36) and now considering 318/354 (removed 36) transitions.
// Phase 1: matrix 318 rows 191 cols
[2025-06-07 06:08:13] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:08:13] [INFO ] Implicit Places using invariants in 130 ms returned []
[2025-06-07 06:08:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:08:14] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:08:14] [INFO ] Redundant transitions in 6 ms returned []
Running 294 sub problems to find dead transitions.
[2025-06-07 06:08:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 6/191 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (OVERLAPS) 318/509 variables, 191/205 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/509 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (OVERLAPS) 0/509 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Real declared 509/509 variables, and 205 constraints, problems are : Problem set: 0 solved, 294 unsolved in 16494 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 191/191 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (OVERLAPS) 6/191 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (OVERLAPS) 318/509 variables, 191/205 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/509 variables, 294/499 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/509 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 294 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 509/509 variables, and 499 constraints, problems are : Problem set: 0 solved, 294 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 191/191 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46653ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 46654ms
Starting structural reductions in SI_LTL mode, iteration 1 : 191/227 places, 318/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47021 ms. Remains : 191/227 places, 318/354 transitions.
Stuttering acceptance computed with spot in 44 ms :[(AND (NOT p0) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 325 ms.
Product exploration explored 100000 steps with 50000 reset in 275 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 15 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-06 finished in 47709 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(((p2&&(p3 U !p2))||p1))))'
Support contains 42 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 219 place count 128 transition count 162
Iterating global reduction 2 with 3 rules applied. Total rules applied 222 place count 128 transition count 162
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 240 place count 110 transition count 144
Iterating global reduction 2 with 18 rules applied. Total rules applied 258 place count 110 transition count 144
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 25 rules applied. Total rules applied 283 place count 97 transition count 132
Applied a total of 283 rules in 16 ms. Remains 97 /227 variables (removed 130) and now considering 132/354 (removed 222) transitions.
// Phase 1: matrix 132 rows 97 cols
[2025-06-07 06:09:01] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:01] [INFO ] Implicit Places using invariants in 116 ms returned []
[2025-06-07 06:09:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:01] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:09:01] [INFO ] Redundant transitions in 1 ms returned []
Running 126 sub problems to find dead transitions.
[2025-06-07 06:09:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/91 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/91 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 2 (OVERLAPS) 6/97 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 4 (OVERLAPS) 132/229 variables, 97/110 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/229 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 6 (OVERLAPS) 0/229 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 126 unsolved
No progress, stopping.
After SMT solving in domain Real declared 229/229 variables, and 110 constraints, problems are : Problem set: 0 solved, 126 unsolved in 3543 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 97/97 constraints, PredecessorRefiner: 126/126 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 126 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/91 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/91 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 2 (OVERLAPS) 6/97 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 4 (OVERLAPS) 132/229 variables, 97/110 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/229 variables, 126/236 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 126 unsolved
At refinement iteration 7 (OVERLAPS) 0/229 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 126 unsolved
No progress, stopping.
After SMT solving in domain Int declared 229/229 variables, and 236 constraints, problems are : Problem set: 0 solved, 126 unsolved in 4609 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 97/97 constraints, PredecessorRefiner: 126/126 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8172ms problems are : Problem set: 0 solved, 126 unsolved
Search for dead transitions found 0 dead transitions in 8173ms
Starting structural reductions in SI_LTL mode, iteration 1 : 97/227 places, 132/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8399 ms. Remains : 97/227 places, 132/354 transitions.
Stuttering acceptance computed with spot in 184 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND (NOT p1) p2)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 232 ms.
Product exploration explored 100000 steps with 50000 reset in 237 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 p2) (NOT p3)), (X (NOT p2)), (X p3), (X (NOT (AND (NOT p1) p2 p3))), (X p0), (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))))), (X (NOT (AND (NOT p1) p2 (NOT p3)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND (NOT p1) p2 (NOT p3)))))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (NOT p0))), (X (X p0)), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3)))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 18 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-07 finished in 9087 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(F(X((G(p0)||p1))))&&G((X(p0) U p2)))))'
Support contains 3 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 156 transition count 283
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 156 transition count 283
Applied a total of 142 rules in 11 ms. Remains 156 /227 variables (removed 71) and now considering 283/354 (removed 71) transitions.
// Phase 1: matrix 283 rows 156 cols
[2025-06-07 06:09:10] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:10] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-07 06:09:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:10] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
Running 277 sub problems to find dead transitions.
[2025-06-07 06:09:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/439 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 439/439 variables, and 170 constraints, problems are : Problem set: 0 solved, 277 unsolved in 13518 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 6/156 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 283/439 variables, 156/170 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/439 variables, 277/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (OVERLAPS) 0/439 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Int declared 439/439 variables, and 447 constraints, problems are : Problem set: 0 solved, 277 unsolved in 29679 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43315ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 43315ms
Starting structural reductions in LTL mode, iteration 1 : 156/227 places, 283/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43637 ms. Remains : 156/227 places, 283/354 transitions.
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-08
Product exploration explored 100000 steps with 2053 reset in 227 ms.
Stack based approach found an accepted trace after 57146 steps with 1106 reset with depth 37 and stack size 37 in 133 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-08 finished in 44272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(F(p1)))))'
Support contains 6 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: 95
Iterating post reduction 0 with 95 rules applied. Total rules applied 95 place count 227 transition count 259
Reduce places removed 95 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 119 rules applied. Total rules applied 214 place count 132 transition count 235
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 214 place count 132 transition count 211
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 262 place count 108 transition count 211
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 263 place count 107 transition count 187
Iterating global reduction 2 with 1 rules applied. Total rules applied 264 place count 107 transition count 187
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 270 place count 101 transition count 181
Iterating global reduction 2 with 6 rules applied. Total rules applied 276 place count 101 transition count 181
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 282 place count 95 transition count 169
Iterating global reduction 2 with 6 rules applied. Total rules applied 288 place count 95 transition count 169
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 292 place count 91 transition count 157
Iterating global reduction 2 with 4 rules applied. Total rules applied 296 place count 91 transition count 157
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 300 place count 91 transition count 153
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 322 place count 80 transition count 142
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 324 place count 79 transition count 141
Applied a total of 324 rules in 23 ms. Remains 79 /227 variables (removed 148) and now considering 141/354 (removed 213) transitions.
// Phase 1: matrix 141 rows 79 cols
[2025-06-07 06:09:54] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-07 06:09:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:09:54] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:09:54] [INFO ] Redundant transitions in 0 ms returned []
Running 120 sub problems to find dead transitions.
[2025-06-07 06:09:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/79 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 141/220 variables, 79/93 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/220 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 0/220 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 93 constraints, problems are : Problem set: 0 solved, 120 unsolved in 3182 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 79/79 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) 0/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (OVERLAPS) 6/79 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (OVERLAPS) 141/220 variables, 79/93 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/220 variables, 120/213 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/220 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 213 constraints, problems are : Problem set: 0 solved, 120 unsolved in 5238 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8455ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 8456ms
Starting structural reductions in SI_LTL mode, iteration 1 : 79/227 places, 141/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8616 ms. Remains : 79/227 places, 141/354 transitions.
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-10
Product exploration explored 100000 steps with 720 reset in 217 ms.
Stack based approach found an accepted trace after 392 steps with 5 reset with depth 214 and stack size 214 in 1 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-10 finished in 9036 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((G(p0)&&(X(p1) U ((p1&&X(p1))||X(G(p1)))))))))'
Support contains 4 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 2 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 06:10:03] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:10:03] [INFO ] Implicit Places using invariants in 124 ms returned []
[2025-06-07 06:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:10:04] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 06:10:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13532 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 26035 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39664ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 39665ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39937 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 249 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-11
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-11 finished in 40211 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(G((p0||X(p1)))))))'
Support contains 4 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 4 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2025-06-07 06:10:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:10:44] [INFO ] Implicit Places using invariants in 113 ms returned []
[2025-06-07 06:10:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:10:44] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 246 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 06:10:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13165 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 25920 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39169ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 39170ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39421 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 172 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-12
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-12 finished in 39611 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)&&(G(F(p1))||G(p2)))))'
Support contains 5 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 266 place count 105 transition count 162
Iterating global reduction 2 with 2 rules applied. Total rules applied 268 place count 105 transition count 162
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 280 place count 93 transition count 150
Iterating global reduction 2 with 12 rules applied. Total rules applied 292 place count 93 transition count 150
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 304 place count 81 transition count 126
Iterating global reduction 2 with 12 rules applied. Total rules applied 316 place count 81 transition count 126
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 327 place count 70 transition count 104
Iterating global reduction 2 with 11 rules applied. Total rules applied 338 place count 70 transition count 104
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 349 place count 70 transition count 93
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 371 place count 59 transition count 82
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 373 place count 59 transition count 82
Applied a total of 373 rules in 30 ms. Remains 59 /227 variables (removed 168) and now considering 82/354 (removed 272) transitions.
// Phase 1: matrix 82 rows 59 cols
[2025-06-07 06:11:23] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:11:23] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-07 06:11:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:11:23] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:11:23] [INFO ] Redundant transitions in 0 ms returned []
Running 69 sub problems to find dead transitions.
[2025-06-07 06:11:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 6/59 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 82/141 variables, 59/73 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/141 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 141/141 variables, and 73 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1283 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 59/59 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 6/59 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 82/141 variables, 59/73 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 69/142 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/141 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/141 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 141/141 variables, and 142 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1920 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 59/59 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3212ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 3212ms
Starting structural reductions in SI_LTL mode, iteration 1 : 59/227 places, 82/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3340 ms. Remains : 59/227 places, 82/354 transitions.
Stuttering acceptance computed with spot in 377 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-13
Product exploration explored 100000 steps with 725 reset in 213 ms.
Stack based approach found an accepted trace after 1166 steps with 8 reset with depth 167 and stack size 167 in 3 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-13 finished in 3956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&X((X(X(p1))||F(p0))))) U X(p1)))'
Support contains 2 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 8 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2025-06-07 06:11:27] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:11:27] [INFO ] Implicit Places using invariants in 133 ms returned []
[2025-06-07 06:11:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:11:27] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 264 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 06:11:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13381 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 26463 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39941ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 39942ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40214 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 332 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-PT-Z4T3N06-LTLFireability-14
Product exploration explored 100000 steps with 45520 reset in 127 ms.
Product exploration explored 100000 steps with 45560 reset in 136 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 (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 422 ms. Reduced automaton from 9 states, 15 edges and 2 AP (stutter sensitive) to 9 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 297 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 2601 steps (0 resets) in 27 ms. (92 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 487 ms. Reduced automaton from 9 states, 13 edges and 2 AP (stutter sensitive) to 9 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 329 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 323 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 4 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2025-06-07 06:12:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:12:10] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-07 06:12:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 06:12:10] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2025-06-07 06:12:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 13389 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 25800 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39290ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 39292ms
Finished structural reductions in LTL mode , in 1 iterations and 39575 ms. Remains : 155/155 places, 282/282 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 450 ms. Reduced automaton from 9 states, 13 edges and 2 AP (stutter sensitive) to 9 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 316 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 2480 steps (0 resets) in 25 ms. (95 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 530 ms. Reduced automaton from 9 states, 13 edges and 2 AP (stutter sensitive) to 9 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 327 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 308 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 339 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 41863 reset in 134 ms.
Product exploration explored 100000 steps with 41751 reset in 152 ms.
Applying partial POR strategy [false, false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 328 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 155 transition count 306
Deduced a syphon composed of 24 places in 1 ms
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 155 transition count 306
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 83 places in 0 ms
Iterating global reduction 0 with 59 rules applied. Total rules applied 83 place count 155 transition count 321
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 107 place count 155 transition count 297
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 110 place count 152 transition count 225
Deduced a syphon composed of 83 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 113 place count 152 transition count 225
Discarding 54 places :
Symmetric choice reduction at 1 with 54 rule applications. Total rules 167 place count 98 transition count 135
Deduced a syphon composed of 47 places in 0 ms
Iterating global reduction 1 with 54 rules applied. Total rules applied 221 place count 98 transition count 135
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 257 place count 62 transition count 99
Deduced a syphon composed of 29 places in 0 ms
Iterating global reduction 1 with 36 rules applied. Total rules applied 293 place count 62 transition count 99
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 326 place count 62 transition count 66
Deduced a syphon composed of 29 places in 0 ms
Applied a total of 326 rules in 18 ms. Remains 62 /155 variables (removed 93) and now considering 66/282 (removed 216) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 06:12:53] [INFO ] Redundant transitions in 0 ms returned []
Running 60 sub problems to find dead transitions.
// Phase 1: matrix 66 rows 62 cols
[2025-06-07 06:12:53] [INFO ] Computed 14 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 6/62 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 2 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 06:12:53] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Problem TDEAD6 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 5/20 constraints. Problems are: Problem set: 29 solved, 31 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/20 constraints. Problems are: Problem set: 29 solved, 31 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
At refinement iteration 6 (OVERLAPS) 66/128 variables, 62/82 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/82 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/82 constraints. Problems are: Problem set: 35 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 82 constraints, problems are : Problem set: 35 solved, 25 unsolved in 1066 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 35 solved, 25 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 1/1 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 2 (OVERLAPS) 35/62 variables, 14/15 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 5/20 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/20 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 5 (OVERLAPS) 66/128 variables, 62/82 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 25/107 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/107 constraints. Problems are: Problem set: 35 solved, 25 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/107 constraints. Problems are: Problem set: 35 solved, 25 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 107 constraints, problems are : Problem set: 35 solved, 25 unsolved in 676 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 25/60 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1749ms problems are : Problem set: 35 solved, 25 unsolved
Search for dead transitions found 35 dead transitions in 1750ms
Found 35 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 35 transitions
Dead transitions reduction (with SMT) removed 35 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 62/155 places, 31/282 transitions.
Graph (complete) has 91 edges and 62 vertex of which 33 are kept as prefixes of interest. Removing 29 places using SCC suffix rule.1 ms
Discarding 29 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Applied a total of 1 rules in 8 ms. Remains 32 /62 variables (removed 30) and now considering 31/31 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 32/155 places, 31/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1780 ms. Remains : 32/155 places, 31/282 transitions.
Built C files in :
/tmp/ltsmin8885182415812311073
[2025-06-07 06:12:54] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8885182415812311073
Running compilation step : cd /tmp/ltsmin8885182415812311073;'/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 399 ms.
Running link step : cd /tmp/ltsmin8885182415812311073;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin8885182415812311073;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased1406859464285596806.hoa' '--buchi-type=spotba'
LTSmin run took 4658 ms.
FORMULA UtilityControlRoom-PT-Z4T3N06-LTLFireability-14 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-PT-Z4T3N06-LTLFireability-14 finished in 92358 ms.
All properties solved by simple procedures.
Total runtime 534956 ms.
BK_STOP 1749276779985
--------------------
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-Z4T3N06"
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-Z4T3N06, 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-174915590500844"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N06.tgz
mv UtilityControlRoom-PT-Z4T3N06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;