Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590200636.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-COL-Z2T3N04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590200636
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 9.2K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_pt
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 5 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 29K 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-COL-Z2T3N04-LTLFireability-00
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-01
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-02
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-03
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-04
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-05
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-06
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-07
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-08
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-09
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-10
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-11
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-12
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-13
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-14
FORMULA_NAME UtilityControlRoom-COL-Z2T3N04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749263530421

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-COL-Z2T3N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-06-07 02:32:11] [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 02:32:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 02:32:11] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-07 02:32:12] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-07 02:32:12] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 597 ms
[2025-06-07 02:32:12] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 72 PT places and 108.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2025-06-07 02:32:12] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 6 ms.
[2025-06-07 02:32:12] [INFO ] Skeletonized 16 HLPN properties in 4 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 155 steps (0 resets) in 18 ms. (8 steps per ms) remains 0/9 properties
[2025-06-07 02:32:12] [INFO ] Flatten gal took : 15 ms
[2025-06-07 02:32:12] [INFO ] Flatten gal took : 3 ms
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(4), Z(2), Z(2)] of place MovetoZ breaks symmetries in sort Z
[2025-06-07 02:32:12] [INFO ] Unfolded HLPN to a Petri net with 72 places and 108 transitions 340 arcs in 15 ms.
[2025-06-07 02:32:12] [INFO ] Unfolded 16 HLPN properties in 0 ms.
[2025-06-07 02:32:12] [INFO ] Reduced 4 identical enabling conditions.
[2025-06-07 02:32:12] [INFO ] Reduced 4 identical enabling conditions.
[2025-06-07 02:32:12] [INFO ] Reduced 4 identical enabling conditions.
[2025-06-07 02:32:12] [INFO ] Reduced 4 identical enabling conditions.
[2025-06-07 02:32:12] [INFO ] Reduced 4 identical enabling conditions.
Ensure Unique test removed 16 transitions
Reduce redundant transitions removed 16 transitions.
Support contains 47 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 64 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 64 transition count 84
Applied a total of 16 rules in 12 ms. Remains 64 /72 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 64 cols
[2025-06-07 02:32:13] [INFO ] Computed 11 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:13] [INFO ] Implicit Places using invariants in 198 ms returned [43]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 232 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/72 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 254 ms. Remains : 63/72 places, 84/92 transitions.
Support contains 47 out of 63 places after structural reductions.
[2025-06-07 02:32:13] [INFO ] Flatten gal took : 13 ms
[2025-06-07 02:32:13] [INFO ] Flatten gal took : 11 ms
[2025-06-07 02:32:13] [INFO ] Input system was already deterministic with 84 transitions.
Reduction of identical properties reduced properties to check from 17 to 12
RANDOM walk for 99 steps (0 resets) in 14 ms. (6 steps per ms) remains 0/12 properties
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 11 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:32:13] [INFO ] Computed 10 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:13] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-07 02:32:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:14] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:32:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1949 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2255 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4251ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 4262ms
Finished structural reductions in LTL mode , in 1 iterations and 4422 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 254 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-00 finished in 4740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 8 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 47 transition count 68
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 40 place count 47 transition count 60
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 46 transition count 52
Ensure Unique test removed 1 places
Iterating global reduction 0 with 2 rules applied. Total rules applied 43 place count 45 transition count 52
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 47 place count 41 transition count 44
Iterating global reduction 0 with 4 rules applied. Total rules applied 51 place count 41 transition count 44
Applied a total of 51 rules in 41 ms. Remains 41 /63 variables (removed 22) and now considering 44/84 (removed 40) transitions.
// Phase 1: matrix 44 rows 41 cols
[2025-06-07 02:32:18] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:18] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-07 02:32:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:18] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:32:18] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2025-06-07 02:32:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 4/41 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 44/85 variables, 41/50 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/85 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 85/85 variables, and 50 constraints, problems are : Problem set: 0 solved, 36 unsolved in 565 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 41/41 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 4/41 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 44/85 variables, 41/50 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 36/86 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/85 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 85/85 variables, and 86 constraints, problems are : Problem set: 0 solved, 36 unsolved in 621 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 41/41 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1194ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 1194ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/63 places, 44/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1319 ms. Remains : 41/63 places, 44/84 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 251 ms.
Stack based approach found an accepted trace after 119 steps with 0 reset with depth 120 and stack size 120 in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-01 finished in 1635 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(F((F(p1)&&p0)))))'
Support contains 19 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:32:20] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:20] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 02:32:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:20] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:32:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1700 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2189 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3905ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3909ms
Finished structural reductions in LTL mode , in 1 iterations and 3999 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 150 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-02
Product exploration explored 100000 steps with 25724 reset in 178 ms.
Product exploration explored 100000 steps with 25635 reset in 197 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 172 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 15 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 175 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 11 out of 63 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:32:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:25] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-07 02:32:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:25] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:32:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1605 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2215 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3832ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3833ms
Finished structural reductions in LTL mode , in 1 iterations and 3935 ms. Remains : 63/63 places, 84/84 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 : [p1]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 1 factoid took 111 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 16 steps (0 resets) in 5 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [p1]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (NOT p1))]
Knowledge based reduction with 1 factoid took 138 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 25646 reset in 128 ms.
Product exploration explored 100000 steps with 25629 reset in 119 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 11 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 63 transition count 92
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 63 transition count 92
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 16 places in 1 ms
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 63 transition count 92
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 63 transition count 84
Deduced a syphon composed of 16 places in 0 ms
Applied a total of 24 rules in 14 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:32:30] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:32:30] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:32:30] [INFO ] Deduced a trap composed of 18 places in 91 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 4/63 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:32:31] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:32:31] [INFO ] Deduced a trap composed of 9 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:32:31] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:32:31] [INFO ] Deduced a trap composed of 9 places in 25 ms of which 2 ms to minimize.
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 4/15 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 6 (OVERLAPS) 84/147 variables, 63/78 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/147 variables, 0/78 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/147 variables, 0/78 constraints. Problems are: Problem set: 24 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 78 constraints, problems are : Problem set: 24 solved, 56 unsolved in 1755 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 24 solved, 56 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 20/63 variables, 10/11 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 4/15 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/15 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 84/147 variables, 63/78 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 56/134 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/147 variables, 0/134 constraints. Problems are: Problem set: 24 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/147 variables, 0/134 constraints. Problems are: Problem set: 24 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 134 constraints, problems are : Problem set: 24 solved, 56 unsolved in 1458 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 56/80 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3244ms problems are : Problem set: 24 solved, 56 unsolved
Search for dead transitions found 24 dead transitions in 3249ms
Found 24 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 24 transitions
Dead transitions reduction (with SMT) removed 24 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 63/63 places, 60/84 transitions.
Graph (complete) has 100 edges and 63 vertex of which 47 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.3 ms
Discarding 16 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 8 ms. Remains 47 /63 variables (removed 16) and now considering 60/60 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 47/63 places, 60/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3281 ms. Remains : 47/63 places, 60/84 transitions.
Built C files in :
/tmp/ltsmin13284720750629900591
[2025-06-07 02:32:33] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13284720750629900591
Running compilation step : cd /tmp/ltsmin13284720750629900591;'/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 310 ms.
Running link step : cd /tmp/ltsmin13284720750629900591;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin13284720750629900591;'/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/stateBased11220516857744943329.hoa' '--buchi-type=spotba'
LTSmin run took 238 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-02 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-02 finished in 14376 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(p1))))'
Support contains 15 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 63 transition count 76
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 55 transition count 76
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 47 transition count 68
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 40 place count 47 transition count 60
Applied a total of 40 rules in 7 ms. Remains 47 /63 variables (removed 16) and now considering 60/84 (removed 24) transitions.
// Phase 1: matrix 60 rows 47 cols
[2025-06-07 02:32:34] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:34] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-07 02:32:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:34] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:32:34] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2025-06-07 02:32:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 4/47 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 60/107 variables, 47/57 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (OVERLAPS) 0/107 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 107/107 variables, and 57 constraints, problems are : Problem set: 0 solved, 56 unsolved in 963 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 47/47 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 4/47 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/47 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 60/107 variables, 47/57 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 56/113 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/107 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/107 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 107/107 variables, and 113 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1104 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 47/47 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2077ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 2077ms
Starting structural reductions in SI_LTL mode, iteration 1 : 47/63 places, 60/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2166 ms. Remains : 47/63 places, 60/84 transitions.
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-03
Product exploration explored 100000 steps with 10951 reset in 155 ms.
Stack based approach found an accepted trace after 2454 steps with 269 reset with depth 9 and stack size 9 in 4 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-03 finished in 2460 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((G(F(p0))||(F(p0)&&G(p1))))&&F(G(!p2)))))'
Support contains 15 out of 63 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 : 63/63 places, 84/84 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 55 transition count 76
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 55 transition count 68
Applied a total of 24 rules in 7 ms. Remains 55 /63 variables (removed 8) and now considering 68/84 (removed 16) transitions.
// Phase 1: matrix 68 rows 55 cols
[2025-06-07 02:32:37] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:37] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-07 02:32:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:37] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:32:37] [INFO ] Redundant transitions in 1 ms returned []
Running 64 sub problems to find dead transitions.
[2025-06-07 02:32:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 4/55 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 68/123 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/123 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 123/123 variables, and 65 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1254 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 4/55 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 68/123 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 64/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/123 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/123 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 123/123 variables, and 129 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1415 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2680ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 2680ms
Starting structural reductions in SI_LTL mode, iteration 1 : 55/63 places, 68/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2759 ms. Remains : 55/63 places, 68/84 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) p2), p2, (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 245 ms.
Stack based approach found an accepted trace after 288 steps with 0 reset with depth 289 and stack size 289 in 1 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-05 finished in 3144 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p0) U !p1) U X(X((!p2||X(X(X(!p0)))))))))'
Support contains 20 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:32:40] [INFO ] Computed 10 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:40] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 02:32:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:40] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:32:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1740 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2148 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3902ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3903ms
Finished structural reductions in LTL mode , in 1 iterations and 3997 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 1765 ms :[(AND p0 p2), (AND p0 p2), (AND p2 p0), (AND p0 p2), (AND p0 p2 p1), (AND p2 p0), p0, p0, p0, true, (AND p0 p2), (AND p0 p2), (AND p2 p0 p1), false, (AND p1 p0 p2), (AND p0 p2), (AND p0 p2), (AND p2 p0 p1), (AND p2 p0), false, false, (AND p1 p0), (AND p0 p2), (AND p2 p0), (AND p0 p2 p1), (AND p2 p0), false, p0, false, false, (AND p1 p0), (AND p0 p2), (AND p0 p2), (AND p0 p1 p2), (AND p0 p2), false, p0, false, p0, false, false, (AND p1 p0), (NOT p0), p1]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-06
Product exploration explored 100000 steps with 25000 reset in 151 ms.
Product exploration explored 100000 steps with 25000 reset in 157 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (OR (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X p0), (X p1), (X (X p1))]
False Knowledge obtained : [(X (X (OR (NOT p1) p0))), (X (X (NOT (OR (NOT p1) p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 359 ms. Reduced automaton from 44 states, 73 edges and 3 AP (stutter sensitive) to 28 states, 77 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 1030 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
RANDOM walk for 137 steps (0 resets) in 9 ms. (13 steps per ms) remains 0/11 properties
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (OR (NOT p1) p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND p1 p0)), (X p0), (X p1), (X (X p1))]
False Knowledge obtained : [(X (X (OR (NOT p1) p0))), (X (X (NOT (OR (NOT p1) p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) (NOT p1) p2))), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p2))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F p0)]
Knowledge based reduction with 7 factoid took 674 ms. Reduced automaton from 28 states, 77 edges and 3 AP (stutter sensitive) to 28 states, 77 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 1156 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Stuttering acceptance computed with spot in 1209 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Support contains 20 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:32:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:50] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 02:32:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:32:50] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:32:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1699 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2228 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3936ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3937ms
Finished structural reductions in LTL mode , in 1 iterations and 4022 ms. Remains : 63/63 places, 84/84 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 166 ms. Reduced automaton from 28 states, 77 edges and 3 AP (stutter sensitive) to 28 states, 77 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 1001 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
RANDOM walk for 378 steps (0 resets) in 14 ms. (25 steps per ms) remains 0/11 properties
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT (OR (NOT p0) (NOT p1) p2))), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p2))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F p0)]
Knowledge based reduction with 1 factoid took 391 ms. Reduced automaton from 28 states, 77 edges and 3 AP (stutter sensitive) to 28 states, 77 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 1018 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Stuttering acceptance computed with spot in 1110 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Stuttering acceptance computed with spot in 999 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Product exploration explored 100000 steps with 25000 reset in 127 ms.
Product exploration explored 100000 steps with 25000 reset in 122 ms.
Applying partial POR strategy [true, false, true, true, false, true, false, false, false, false, false, false, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true]
Stuttering acceptance computed with spot in 1110 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), (AND p0 p1), false, false, (NOT p0), p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), (OR (AND p0 p2) (AND p0 p1)), (OR (AND p0 p1) (AND p0 p2)), (OR (NOT p0) p2 p1), (AND p0 p1), (OR (NOT p0) p1), (AND p0 p2), p0, (AND p0 p2), (AND p0 p2), (OR (NOT p0) p2), (OR (NOT p0) p2), (AND p0 p2), true]
Support contains 20 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 63 transition count 88
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 20 place count 63 transition count 80
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 21 place count 62 transition count 72
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 22 place count 62 transition count 72
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 26 place count 58 transition count 68
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 30 place count 58 transition count 68
Deduced a syphon composed of 12 places in 0 ms
Applied a total of 30 rules in 10 ms. Remains 58 /63 variables (removed 5) and now considering 68/84 (removed 16) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:33:01] [INFO ] Redundant transitions in 1 ms returned []
Running 60 sub problems to find dead transitions.
// Phase 1: matrix 68 rows 58 cols
[2025-06-07 02:33:01] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (OVERLAPS) 4/58 variables, 8/10 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 02:33:01] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 8 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:01] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:01] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 4 ms to minimize.
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:01] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 2 ms to minimize.
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD6 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 4/14 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/14 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 5 (OVERLAPS) 68/126 variables, 58/72 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/72 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/126 variables, 0/72 constraints. Problems are: Problem set: 16 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 126/126 variables, and 72 constraints, problems are : Problem set: 16 solved, 44 unsolved in 1160 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 16 solved, 44 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 1 (OVERLAPS) 16/58 variables, 10/10 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 4/14 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/14 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 68/126 variables, 58/72 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 44/116 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/116 constraints. Problems are: Problem set: 16 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/126 variables, 0/116 constraints. Problems are: Problem set: 16 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 126/126 variables, and 116 constraints, problems are : Problem set: 16 solved, 44 unsolved in 956 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 44/60 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2121ms problems are : Problem set: 16 solved, 44 unsolved
Search for dead transitions found 16 dead transitions in 2121ms
Found 16 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 16 transitions
Dead transitions reduction (with SMT) removed 16 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 58/63 places, 52/84 transitions.
Graph (complete) has 80 edges and 58 vertex of which 46 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.1 ms
Discarding 12 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 46 /58 variables (removed 12) and now considering 52/52 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 46/63 places, 52/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2142 ms. Remains : 46/63 places, 52/84 transitions.
Built C files in :
/tmp/ltsmin12267584087394648424
[2025-06-07 02:33:03] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12267584087394648424
Running compilation step : cd /tmp/ltsmin12267584087394648424;'/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 160 ms.
Running link step : cd /tmp/ltsmin12267584087394648424;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 27 ms.
Running LTSmin : cd /tmp/ltsmin12267584087394648424;'/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/stateBased11145547514219904157.hoa' '--buchi-type=spotba'
LTSmin run took 218 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-06 finished in 23393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(X(!p2)&&(!p0 U (p1||G(!p0)))))))))'
Support contains 20 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:33:03] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:03] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-07 02:33:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:03] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1665 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2231 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3904ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3905ms
Finished structural reductions in LTL mode , in 1 iterations and 3991 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 178 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1) p2), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-07
Product exploration explored 100000 steps with 6045 reset in 182 ms.
Stack based approach found an accepted trace after 24783 steps with 1510 reset with depth 8 and stack size 8 in 45 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-07 finished in 4419 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 12 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 39 transition count 60
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 56 place count 39 transition count 52
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 38 transition count 44
Ensure Unique test removed 1 places
Iterating global reduction 1 with 2 rules applied. Total rules applied 59 place count 37 transition count 44
Applied a total of 59 rules in 9 ms. Remains 37 /63 variables (removed 26) and now considering 44/84 (removed 40) transitions.
// Phase 1: matrix 44 rows 37 cols
[2025-06-07 02:33:08] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:08] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-07 02:33:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:08] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:33:08] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2025-06-07 02:33:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 4/37 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 44/81 variables, 37/46 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/81 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 46 constraints, problems are : Problem set: 0 solved, 36 unsolved in 535 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 4/37 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 44/81 variables, 37/46 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 36/82 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 82 constraints, problems are : Problem set: 0 solved, 36 unsolved in 578 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1116ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 1117ms
Starting structural reductions in SI_LTL mode, iteration 1 : 37/63 places, 44/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1200 ms. Remains : 37/63 places, 44/84 transitions.
Stuttering acceptance computed with spot in 35 ms :[p0]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-09
Product exploration explored 100000 steps with 4116 reset in 139 ms.
Stack based approach found an accepted trace after 55 steps with 0 reset with depth 56 and stack size 56 in 1 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-09 finished in 1386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0&&X((X(X(G((X((p3 U (!p4||G(p3))))&&p2))))||p1)))))'
Support contains 12 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:33:09] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:09] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-07 02:33:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:09] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1712 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2169 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3891ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3891ms
Finished structural reductions in LTL mode , in 1 iterations and 4005 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 273 ms :[true, (OR p0 (AND (NOT p1) (NOT p3) p4) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p3) p4) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (AND (NOT p3) p4)), (OR (NOT p2) (AND (NOT p3) p4)), (OR p0 (AND (NOT p1) (NOT p3) p4) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (AND (NOT p3) p4))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-10 finished in 4301 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((F(p0) U X(!p1)))||(p0 U p2))))'
Support contains 19 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:13] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-07 02:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:13] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1627 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2239 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3878ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3879ms
Finished structural reductions in LTL mode , in 1 iterations and 3966 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 291 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), p1, (AND p1 (NOT p2)), p1, (AND (NOT p0) p1), (AND p1 (NOT p2)), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 127 ms.
Product exploration explored 100000 steps with 50000 reset in 135 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 p2) (NOT p0) p1), (X p2), (X (NOT (AND (NOT p2) p0))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X (NOT (AND (NOT p2) p0))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 14 ms. Reduced automaton from 8 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-11 finished in 4563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(F(p1)))||p0)))'
Support contains 4 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:33:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:18] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-07 02:33:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:18] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1732 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2217 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3958ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3958ms
Finished structural reductions in LTL mode , in 1 iterations and 4049 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-12
Product exploration explored 100000 steps with 10562 reset in 131 ms.
Product exploration explored 100000 steps with 10589 reset in 143 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))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 1 factoid took 102 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 155 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
[2025-06-07 02:33:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 02:33:23] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2025-06-07 02:33:23] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-07 02:33:23] [INFO ] Computed and/alt/rep : 80/124/80 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-07 02:33:23] [INFO ] Added : 0 causal constraints over 0 iterations in 18 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:33:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:23] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-07 02:33:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:23] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1622 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2177 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3808ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3809ms
Finished structural reductions in LTL mode , in 1 iterations and 3907 ms. Remains : 63/63 places, 84/84 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 1 factoid took 120 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 168 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
[2025-06-07 02:33:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 02:33:27] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-06-07 02:33:27] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-07 02:33:27] [INFO ] Computed and/alt/rep : 80/124/80 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-07 02:33:27] [INFO ] Added : 0 causal constraints over 0 iterations in 14 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 10595 reset in 138 ms.
Product exploration explored 100000 steps with 10580 reset in 132 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 4 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 63 transition count 92
Deduced a syphon composed of 8 places in 1 ms
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 63 transition count 92
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 28 places in 1 ms
Iterating global reduction 0 with 20 rules applied. Total rules applied 28 place count 63 transition count 92
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 36 place count 63 transition count 84
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 37 place count 62 transition count 76
Deduced a syphon composed of 28 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 38 place count 62 transition count 76
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 50 place count 50 transition count 56
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 1 with 12 rules applied. Total rules applied 62 place count 50 transition count 56
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 70 place count 42 transition count 48
Deduced a syphon composed of 16 places in 0 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 78 place count 42 transition count 48
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 82 place count 42 transition count 44
Deduced a syphon composed of 16 places in 0 ms
Applied a total of 82 rules in 13 ms. Remains 42 /63 variables (removed 21) and now considering 44/84 (removed 40) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:33:28] [INFO ] Redundant transitions in 0 ms returned []
Running 40 sub problems to find dead transitions.
// Phase 1: matrix 44 rows 42 cols
[2025-06-07 02:33:28] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:28] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:28] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 4/42 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:28] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:28] [INFO ] Deduced a trap composed of 4 places in 24 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 02:33:28] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 02:33:28] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 1 ms to minimize.
Problem TDEAD7 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 4/16 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 44/86 variables, 42/58 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/58 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/58 constraints. Problems are: Problem set: 20 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 58 constraints, problems are : Problem set: 20 solved, 20 unsolved in 623 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 20 solved, 20 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 20/42 variables, 10/12 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 4/16 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/16 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/58 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 20/78 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/78 constraints. Problems are: Problem set: 20 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/78 constraints. Problems are: Problem set: 20 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 78 constraints, problems are : Problem set: 20 solved, 20 unsolved in 384 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 20/40 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1026ms problems are : Problem set: 20 solved, 20 unsolved
Search for dead transitions found 20 dead transitions in 1027ms
Found 20 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 20 transitions
Dead transitions reduction (with SMT) removed 20 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 42/63 places, 24/84 transitions.
Graph (complete) has 64 edges and 42 vertex of which 26 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.1 ms
Discarding 16 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Applied a total of 1 rules in 3 ms. Remains 25 /42 variables (removed 17) and now considering 24/24 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 25/63 places, 24/84 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1050 ms. Remains : 25/63 places, 24/84 transitions.
Built C files in :
/tmp/ltsmin8515649112377073446
[2025-06-07 02:33:29] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8515649112377073446
Running compilation step : cd /tmp/ltsmin8515649112377073446;'/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 148 ms.
Running link step : cd /tmp/ltsmin8515649112377073446;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin8515649112377073446;'/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/stateBased8105992655185073525.hoa' '--buchi-type=spotba'
LTSmin run took 3449 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-12 finished in 14983 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((X(p1)||p0))&&(p2 U G(!p1)))))'
Support contains 23 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 55 transition count 76
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 55 transition count 68
Applied a total of 24 rules in 8 ms. Remains 55 /63 variables (removed 8) and now considering 68/84 (removed 16) transitions.
// Phase 1: matrix 68 rows 55 cols
[2025-06-07 02:33:33] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:33] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-07 02:33:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:33] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:33:33] [INFO ] Redundant transitions in 1 ms returned []
Running 64 sub problems to find dead transitions.
[2025-06-07 02:33:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 4/55 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 68/123 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/123 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 123/123 variables, and 65 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1119 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 4/55 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 68/123 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 64/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/123 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/123 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 123/123 variables, and 129 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1344 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2470ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 2470ms
Starting structural reductions in SI_LTL mode, iteration 1 : 55/63 places, 68/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2557 ms. Remains : 55/63 places, 68/84 transitions.
Stuttering acceptance computed with spot in 343 ms :[(OR (NOT p0) p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), p1, p1, false, false]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-13
Product exploration explored 100000 steps with 5084 reset in 503 ms.
Stack based approach found an accepted trace after 33476 steps with 1703 reset with depth 41 and stack size 41 in 170 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-13 finished in 3594 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(!p0))) U (!p1&&F(p2))))'
Support contains 16 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 63 cols
[2025-06-07 02:33:36] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:36] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-07 02:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:36] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1693 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2287 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3990ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3990ms
Finished structural reductions in LTL mode , in 1 iterations and 4085 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 237 ms :[(OR (NOT p2) p1), p0, (NOT p2), p0, p0, true]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-14
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-14 finished in 4351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U p1)))'
Support contains 15 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 02:33:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:41] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 02:33:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:33:41] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:33:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/147 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 73 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1713 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/147 variables, 63/73 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 80/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/147 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 153 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2222 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 63/63 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3945ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 3946ms
Finished structural reductions in LTL mode , in 1 iterations and 4032 ms. Remains : 63/63 places, 84/84 transitions.
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T3N04-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T3N04-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T3N04-LTLFireability-15 finished in 4177 ms.
All properties solved by simple procedures.
Total runtime 93549 ms.

BK_STOP 1749263625435

--------------------
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-COL-Z2T3N04"
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-COL-Z2T3N04, 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-174915590200636"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z2T3N04.tgz
mv UtilityControlRoom-COL-Z2T3N04 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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