Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r047-tajo-171620397300012.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.........................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is BridgeAndVehicles-COL-V10P10N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397300012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 6.8K Apr 13 01:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 01:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 13 01:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 01:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 01:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Apr 13 01:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 13 01:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Apr 13 01:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 38K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V10P10N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716275385179

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V10P10N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 07:09:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 07:09:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 07:09:46] [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.
[2024-05-21 07:09:47] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 07:09:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 644 ms
[2024-05-21 07:09:47] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 48 PT places and 5438.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2024-05-21 07:09:47] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2024-05-21 07:09:47] [INFO ] Skeletonized 9 HLPN properties in 1 ms. Removed 7 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.11 ms
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
RANDOM walk for 65 steps (0 resets) in 6 ms. (9 steps per ms) remains 0/1 properties
[2024-05-21 07:09:47] [INFO ] Flatten gal took : 15 ms
[2024-05-21 07:09:47] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 11)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 11) 11) 11)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-21 07:09:47] [INFO ] Unfolded HLPN to a Petri net with 48 places and 288 transitions 2090 arcs in 35 ms.
[2024-05-21 07:09:47] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Applied a total of 2 rules in 17 ms. Remains 46 /48 variables (removed 2) and now considering 288/288 (removed 0) transitions.
Running 285 sub problems to find dead transitions.
[2024-05-21 07:09:47] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 46 cols
[2024-05-21 07:09:47] [INFO ] Computed 5 invariants in 8 ms
[2024-05-21 07:09:47] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 285 unsolved
[2024-05-21 07:09:49] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 9 ms to minimize.
[2024-05-21 07:09:49] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
Problem TDEAD168 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD267 is UNSAT
[2024-05-21 07:09:49] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 2 ms to minimize.
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 3/8 constraints. Problems are: Problem set: 20 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 20 solved, 265 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD35 is UNSAT
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/54 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 0/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/136 variables, 0/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 76 constraints, problems are : Problem set: 22 solved, 263 unsolved in 5087 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 285/285 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 22 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 3/8 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/54 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 263/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/136 variables, 0/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 339 constraints, problems are : Problem set: 22 solved, 263 unsolved in 7772 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 263/285 constraints, Known Traps: 3/3 constraints]
After SMT, in 13369ms problems are : Problem set: 22 solved, 263 unsolved
Search for dead transitions found 22 dead transitions in 13397ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 22 transitions.
[2024-05-21 07:10:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:10:01] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 07:10:01] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-21 07:10:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:10:01] [INFO ] Invariant cache hit.
[2024-05-21 07:10:01] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:10:01] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/48 places, 266/288 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13553 ms. Remains : 46/48 places, 266/288 transitions.
Support contains 46 out of 46 places after structural reductions.
[2024-05-21 07:10:01] [INFO ] Flatten gal took : 34 ms
[2024-05-21 07:10:01] [INFO ] Flatten gal took : 46 ms
[2024-05-21 07:10:01] [INFO ] Input system was already deterministic with 266 transitions.
Reduction of identical properties reduced properties to check from 18 to 16
RANDOM walk for 30308 steps (336 resets) in 2039 ms. (14 steps per ms) remains 0/16 properties
Computed a total of 29 stabilizing places and 42 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 12 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 41 transition count 262
Applied a total of 9 rules in 34 ms. Remains 41 /46 variables (removed 5) and now considering 262/266 (removed 4) transitions.
[2024-05-21 07:10:02] [INFO ] Flow matrix only has 82 transitions (discarded 180 similar events)
// Phase 1: matrix 82 rows 41 cols
[2024-05-21 07:10:02] [INFO ] Computed 6 invariants in 2 ms
[2024-05-21 07:10:02] [INFO ] Implicit Places using invariants in 77 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 80 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 39/46 places, 262/266 transitions.
Applied a total of 0 rules in 15 ms. Remains 39 /39 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 130 ms. Remains : 39/46 places, 262/266 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-00
Stuttering criterion allowed to conclude after 63 steps with 0 reset in 4 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 finished in 320 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X((F(p1)&&F(G(p2)))))||p0)))'
Support contains 17 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:10:03] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:10:03] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 07:10:03] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:10:04] [INFO ] Deduced a trap composed of 5 places in 56 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:10:05] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-21 07:10:05] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 76 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5274 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/56 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9008 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 14691ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 14697ms
[2024-05-21 07:10:17] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:10:17] [INFO ] Invariant cache hit.
[2024-05-21 07:10:17] [INFO ] Implicit Places using invariants in 107 ms returned [27]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 123 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 14827 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 302 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-01
Stuttering criterion allowed to conclude after 85 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-01 finished in 15159 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(p1)))))'
Support contains 25 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 5 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:10:18] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:10:18] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:10:18] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:10:19] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8750 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:10:30] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9677 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 18821ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 18825ms
[2024-05-21 07:10:37] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:10:37] [INFO ] Invariant cache hit.
[2024-05-21 07:10:37] [INFO ] Implicit Places using invariants in 62 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 65 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 18899 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-02
Stuttering criterion allowed to conclude after 88 steps with 1 reset in 3 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 finished in 19039 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G((!p1||G(p1)))))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Applied a total of 5 rules in 19 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2024-05-21 07:10:37] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2024-05-21 07:10:37] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:10:37] [INFO ] Implicit Places using invariants in 62 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 64 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/46 places, 264/266 transitions.
Applied a total of 0 rules in 10 ms. Remains 41 /41 variables (removed 0) and now considering 264/264 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 95 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 193 ms :[false, (NOT p1), false, false, true]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 48 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-03 finished in 304 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (F(G(p1))&&G(p2))))'
Support contains 29 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:10:37] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:10:37] [INFO ] Computed 7 invariants in 4 ms
[2024-05-21 07:10:37] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:10:38] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:10:40] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 3 ms to minimize.
[2024-05-21 07:10:40] [INFO ] Deduced a trap composed of 14 places in 51 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 76 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5531 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/56 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7520 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 13410ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 13414ms
[2024-05-21 07:10:50] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:10:50] [INFO ] Invariant cache hit.
[2024-05-21 07:10:51] [INFO ] Implicit Places using invariants in 74 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 76 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13494 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2)), (NOT p0), true, (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-04
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-04 finished in 13783 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 23 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 2 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:10:51] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:10:51] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:10:51] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:10:52] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 3795 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:10:59] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9683 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 13806ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 13812ms
[2024-05-21 07:11:05] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:11:05] [INFO ] Invariant cache hit.
[2024-05-21 07:11:05] [INFO ] Implicit Places using invariants in 83 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 86 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13902 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 112 ms :[true, p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 4855 steps with 56 reset in 66 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 finished in 14102 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 5 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:11:05] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:11:05] [INFO ] Invariant cache hit.
[2024-05-21 07:11:05] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:11:06] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:11:08] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 0 ms to minimize.
[2024-05-21 07:11:08] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5285 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6680 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 12330ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12334ms
[2024-05-21 07:11:17] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:11:17] [INFO ] Invariant cache hit.
[2024-05-21 07:11:17] [INFO ] Implicit Places using invariants in 120 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 121 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12463 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-06
Stuttering criterion allowed to conclude after 807 steps with 14 reset in 5 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 finished in 12592 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U G((p1 U p0))))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:11:18] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:11:18] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:11:18] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:19] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:20] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 0 ms to minimize.
[2024-05-21 07:11:20] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 76 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4931 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/56 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7138 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 12470ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12476ms
[2024-05-21 07:11:30] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:11:30] [INFO ] Invariant cache hit.
[2024-05-21 07:11:30] [INFO ] Implicit Places using invariants in 63 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 65 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12547 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-07
Product exploration explored 100000 steps with 33349 reset in 324 ms.
Product exploration explored 100000 steps with 33454 reset in 356 ms.
Computed a total of 27 stabilizing places and 42 stable transitions
Computed a total of 27 stabilizing places and 42 stable transitions
Detected a total of 27/44 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (OR p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 13 factoid took 266 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0), true]
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 183 steps (0 resets) in 5 ms. (30 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X (OR p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p1)))
Knowledge based reduction with 13 factoid took 414 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-07 finished in 14191 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0) U p1)))'
Support contains 23 out of 46 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 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Applied a total of 5 rules in 14 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2024-05-21 07:11:32] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2024-05-21 07:11:32] [INFO ] Computed 6 invariants in 2 ms
[2024-05-21 07:11:32] [INFO ] Implicit Places using invariants in 65 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 67 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/46 places, 264/266 transitions.
Applied a total of 0 rules in 7 ms. Remains 41 /41 variables (removed 0) and now considering 264/264 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-09
Stuttering criterion allowed to conclude after 65 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-09 finished in 145 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X((G(F(p1)) U p2))||p0) U p3))'
Support contains 37 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:11:32] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:11:32] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:11:32] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:33] [INFO ] Deduced a trap composed of 5 places in 39 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:34] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 1 ms to minimize.
[2024-05-21 07:11:34] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 76 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5151 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/56 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7353 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 12799ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12804ms
[2024-05-21 07:11:45] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:11:45] [INFO ] Invariant cache hit.
[2024-05-21 07:11:45] [INFO ] Implicit Places using invariants in 70 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 73 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12880 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 232 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
Product exploration explored 100000 steps with 3275 reset in 588 ms.
Product exploration explored 100000 steps with 3223 reset in 586 ms.
Computed a total of 27 stabilizing places and 42 stable transitions
Computed a total of 27 stabilizing places and 42 stable transitions
Detected a total of 27/44 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3))]
Knowledge based reduction with 14 factoid took 277 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 729 steps (8 resets) in 14 ms. (48 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (F (NOT (OR p0 p3))), (F (NOT p0)), (F p1), (F p3), (F p2), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 392 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 119 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-05-21 07:11:47] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-05-21 07:11:47] [INFO ] Computed 5 invariants in 0 ms
[2024-05-21 07:11:48] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:11:48] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-21 07:11:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:11:48] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 07:11:48] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-21 07:11:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:11:48] [INFO ] [Nat]Added 20 Read/Feed constraints in 41 ms returned sat
[2024-05-21 07:11:48] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 14 ms.
[2024-05-21 07:11:48] [INFO ] Added : 10 causal constraints over 2 iterations in 62 ms. Result :sat
Could not prove EG (NOT p3)
Support contains 37 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:11:48] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:11:48] [INFO ] Invariant cache hit.
[2024-05-21 07:11:48] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:49] [INFO ] Deduced a trap composed of 5 places in 46 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:11:51] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 71 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5072 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 263/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 334 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6671 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 11987ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11990ms
[2024-05-21 07:12:00] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:00] [INFO ] Invariant cache hit.
[2024-05-21 07:12:00] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-21 07:12:00] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:00] [INFO ] Invariant cache hit.
[2024-05-21 07:12:00] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:00] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:12:00] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:00] [INFO ] Invariant cache hit.
[2024-05-21 07:12:00] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:01] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:03] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 71 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6208 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 263/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 334 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6312 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 12811ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12815ms
Finished structural reductions in LTL mode , in 1 iterations and 24933 ms. Remains : 44/44 places, 266/266 transitions.
Computed a total of 27 stabilizing places and 42 stable transitions
Computed a total of 27 stabilizing places and 42 stable transitions
Detected a total of 27/44 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3))]
Knowledge based reduction with 14 factoid took 360 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 399 steps (3 resets) in 18 ms. (21 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (F (NOT (OR p0 p3))), (F (NOT p0)), (F p1), (F p3), (F p2), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 632 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 156 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-05-21 07:12:15] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:15] [INFO ] Invariant cache hit.
[2024-05-21 07:12:15] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:12:15] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-21 07:12:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:12:16] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:12:16] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-21 07:12:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 15 ms returned sat
[2024-05-21 07:12:16] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 14 ms.
[2024-05-21 07:12:16] [INFO ] Added : 10 causal constraints over 3 iterations in 69 ms. Result :sat
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 174 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 3280 reset in 554 ms.
Product exploration explored 100000 steps with 3310 reset in 514 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 184 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Support contains 37 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 44 transition count 266
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 11 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:12:18] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-05-21 07:12:18] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 07:12:18] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:19] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Problem TDEAD10 is UNSAT
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 0/70 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/130 variables, 0/70 constraints. Problems are: Problem set: 1 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 70 constraints, problems are : Problem set: 1 solved, 262 unsolved in 4370 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 1/44 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 5 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 262/332 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/332 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/332 constraints. Problems are: Problem set: 1 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 332 constraints, problems are : Problem set: 1 solved, 262 unsolved in 6975 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/263 constraints, Known Traps: 1/1 constraints]
After SMT, in 11699ms problems are : Problem set: 1 solved, 262 unsolved
Search for dead transitions found 1 dead transitions in 11703ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-21 07:12:30] [INFO ] Redundant transitions in 17 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 44/44 places, 265/266 transitions.
Graph (complete) has 589 edges and 44 vertex of which 43 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 9 ms. Remains 43 /44 variables (removed 1) and now considering 265/265 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 43/44 places, 265/266 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11750 ms. Remains : 43/44 places, 265/266 transitions.
Support contains 37 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 266/266 transitions.
Applied a total of 0 rules in 0 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:12:30] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-05-21 07:12:30] [INFO ] Computed 5 invariants in 4 ms
[2024-05-21 07:12:30] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:30] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:32] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 71 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5355 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 263/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 334 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7402 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 13122ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 13126ms
[2024-05-21 07:12:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:43] [INFO ] Invariant cache hit.
[2024-05-21 07:12:43] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-21 07:12:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:43] [INFO ] Invariant cache hit.
[2024-05-21 07:12:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:43] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:12:43] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:12:43] [INFO ] Invariant cache hit.
[2024-05-21 07:12:43] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:44] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/50 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:12:45] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 71 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5579 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/130 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 263/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 334 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6795 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 12603ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12606ms
Finished structural reductions in LTL mode , in 1 iterations and 25834 ms. Remains : 44/44 places, 266/266 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 finished in 83711 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(F(p1)))))'
Support contains 25 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:12:56] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:12:56] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 07:12:56] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:12:57] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 3989 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:04] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 9732 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 14078ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 14083ms
[2024-05-21 07:13:10] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:10] [INFO ] Invariant cache hit.
[2024-05-21 07:13:10] [INFO ] Implicit Places using invariants in 45 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 14137 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-11
Product exploration explored 100000 steps with 7600 reset in 238 ms.
Product exploration explored 100000 steps with 7595 reset in 255 ms.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 261 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 115 steps (0 resets) in 5 ms. (19 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p1))), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 1 factoid took 308 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-05-21 07:13:11] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2024-05-21 07:13:11] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:13:11] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:13:11] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-21 07:13:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:13:12] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:13:12] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-21 07:13:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:13:12] [INFO ] [Nat]Added 20 Read/Feed constraints in 14 ms returned sat
[2024-05-21 07:13:12] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 14 ms.
[2024-05-21 07:13:12] [INFO ] Added : 14 causal constraints over 6 iterations in 89 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 25 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:13:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:12] [INFO ] Invariant cache hit.
[2024-05-21 07:13:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:13] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:14] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 6 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5066 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6633 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12027ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12030ms
[2024-05-21 07:13:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:24] [INFO ] Invariant cache hit.
[2024-05-21 07:13:24] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-21 07:13:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:24] [INFO ] Invariant cache hit.
[2024-05-21 07:13:24] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:13:24] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:13:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:24] [INFO ] Invariant cache hit.
[2024-05-21 07:13:24] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:25] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:26] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4817 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6838 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 11879ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11882ms
Finished structural reductions in LTL mode , in 1 iterations and 24042 ms. Remains : 44/44 places, 265/265 transitions.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 227 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 64 steps (0 resets) in 5 ms. (10 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p1))), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 1 factoid took 280 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-05-21 07:13:37] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:37] [INFO ] Invariant cache hit.
[2024-05-21 07:13:37] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:13:37] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-21 07:13:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:13:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:13:37] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-21 07:13:37] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:13:37] [INFO ] [Nat]Added 20 Read/Feed constraints in 135 ms returned sat
[2024-05-21 07:13:37] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-05-21 07:13:37] [INFO ] Added : 9 causal constraints over 2 iterations in 59 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 7589 reset in 287 ms.
Product exploration explored 100000 steps with 7590 reset in 343 ms.
Applying partial POR strategy [true, false, false, true]
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 25 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 9 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:13:38] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:38] [INFO ] Invariant cache hit.
[2024-05-21 07:13:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:39] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:41] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4893 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6469 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 11638ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11641ms
[2024-05-21 07:13:50] [INFO ] Redundant transitions in 3 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:13:50] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:13:50] [INFO ] Invariant cache hit.
[2024-05-21 07:13:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:51] [INFO ] Deduced a trap composed of 5 places in 55 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:13:52] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5117 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6772 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12133ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12136ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 23798 ms. Remains : 44/44 places, 265/265 transitions.
Support contains 25 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:14:02] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:14:02] [INFO ] Invariant cache hit.
[2024-05-21 07:14:02] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:14:03] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:14:05] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5546 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6611 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12462ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12467ms
[2024-05-21 07:14:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:14:14] [INFO ] Invariant cache hit.
[2024-05-21 07:14:15] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-21 07:14:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:14:15] [INFO ] Invariant cache hit.
[2024-05-21 07:14:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:14:15] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:14:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:14:15] [INFO ] Invariant cache hit.
[2024-05-21 07:14:15] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:14:15] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:14:17] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4491 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 11741ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11744ms
Finished structural reductions in LTL mode , in 1 iterations and 24340 ms. Remains : 44/44 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 finished in 90879 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(p0)&&G(p1))))))'
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:14:26] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 07:14:26] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:14:26] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:14:27] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:14:29] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 0 ms to minimize.
[2024-05-21 07:14:29] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 76 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4437 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/56 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6584 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 11374ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11377ms
[2024-05-21 07:14:38] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:14:38] [INFO ] Invariant cache hit.
[2024-05-21 07:14:38] [INFO ] Implicit Places using invariants in 96 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 100 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11480 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-13
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-13 finished in 11671 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p1)||G(!p2)||p0)))'
Support contains 36 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:14:38] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:14:38] [INFO ] Invariant cache hit.
[2024-05-21 07:14:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:14:39] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/132 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 74 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4127 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 337 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7946 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
After SMT, in 12354ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12357ms
[2024-05-21 07:14:50] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:14:50] [INFO ] Invariant cache hit.
[2024-05-21 07:14:50] [INFO ] Implicit Places using invariants in 39 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12403 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p1) p2), (AND (NOT p1) p2 (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
Product exploration explored 100000 steps with 6177 reset in 1062 ms.
Product exploration explored 100000 steps with 6132 reset in 759 ms.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Detected a total of 28/45 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 177 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 13255 steps (146 resets) in 574 ms. (23 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (AND (NOT p1) (NOT p2)))), (F p1)]
Knowledge based reduction with 11 factoid took 346 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 167 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Support contains 24 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:14:54] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-05-21 07:14:54] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:14:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:14:55] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:14:56] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 73 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4897 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 336 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5764 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 10949ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 10952ms
[2024-05-21 07:15:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:15:05] [INFO ] Invariant cache hit.
[2024-05-21 07:15:05] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-21 07:15:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:15:05] [INFO ] Invariant cache hit.
[2024-05-21 07:15:05] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:05] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:15:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:15:05] [INFO ] Invariant cache hit.
[2024-05-21 07:15:05] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:15:06] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 72 constraints, problems are : Problem set: 0 solved, 263 unsolved in 3958 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 335 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7415 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
After SMT, in 11697ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11700ms
Finished structural reductions in LTL mode , in 1 iterations and 22766 ms. Remains : 45/45 places, 266/266 transitions.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Detected a total of 28/45 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 167 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 6639 steps (73 resets) in 283 ms. (23 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (AND (NOT p1) (NOT p2)))), (F p1)]
Knowledge based reduction with 6 factoid took 259 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 6314 reset in 697 ms.
Product exploration explored 100000 steps with 6366 reset in 823 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Support contains 24 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 45 transition count 266
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 12 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:15:20] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-05-21 07:15:20] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:15:20] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:15:20] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Problem TDEAD13 is UNSAT
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 1 solved, 262 unsolved
[2024-05-21 07:15:22] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 1/73 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 73 constraints, problems are : Problem set: 1 solved, 262 unsolved in 5425 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 1 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 1/45 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 5 (OVERLAPS) 86/131 variables, 45/53 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 20/73 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 262/335 constraints. Problems are: Problem set: 1 solved, 262 unsolved
[2024-05-21 07:15:28] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 1/336 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/131 variables, 0/336 constraints. Problems are: Problem set: 1 solved, 262 unsolved
At refinement iteration 10 (OVERLAPS) 0/131 variables, 0/336 constraints. Problems are: Problem set: 1 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 336 constraints, problems are : Problem set: 1 solved, 262 unsolved in 9603 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 15346ms problems are : Problem set: 1 solved, 262 unsolved
Search for dead transitions found 1 dead transitions in 15350ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-21 07:15:35] [INFO ] Redundant transitions in 7 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 45/45 places, 265/266 transitions.
Graph (complete) has 612 edges and 45 vertex of which 44 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 9 ms. Remains 44 /45 variables (removed 1) and now considering 265/265 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/45 places, 265/266 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 15386 ms. Remains : 44/45 places, 265/266 transitions.
Support contains 24 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Applied a total of 0 rules in 0 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 07:15:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-05-21 07:15:35] [INFO ] Computed 6 invariants in 0 ms
[2024-05-21 07:15:35] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:15:36] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 07:15:37] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 73 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4346 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/131 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 336 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6187 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 10792ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 10795ms
[2024-05-21 07:15:46] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 07:15:46] [INFO ] Invariant cache hit.
[2024-05-21 07:15:46] [INFO ] Implicit Places using invariants in 60 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/45 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 10860 ms. Remains : 44/45 places, 266/266 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-14 finished in 67740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0) U (X(F(p2))||p1)))'
Support contains 29 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:15:46] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:15:46] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:15:46] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:15:47] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 3821 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:15:53] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8555 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12609ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12612ms
[2024-05-21 07:15:58] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:15:58] [INFO ] Invariant cache hit.
[2024-05-21 07:15:58] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-21 07:15:58] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:15:59] [INFO ] Invariant cache hit.
[2024-05-21 07:15:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:59] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:15:59] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:15:59] [INFO ] Invariant cache hit.
[2024-05-21 07:15:59] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:15:59] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:01] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 0 ms to minimize.
[2024-05-21 07:16:01] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4186 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7539 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 12015ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12019ms
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 265/266 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 24787 ms. Remains : 45/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
Product exploration explored 100000 steps with 4551 reset in 424 ms.
Product exploration explored 100000 steps with 4624 reset in 397 ms.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Detected a total of 28/45 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 596 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 516 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
RANDOM walk for 40000 steps (441 resets) in 865 ms. (46 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40004 steps (194 resets) in 659 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (192 resets) in 463 ms. (86 steps per ms) remains 2/2 properties
[2024-05-21 07:16:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:13] [INFO ] Invariant cache hit.
[2024-05-21 07:16:13] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf8 is UNSAT
After SMT solving in domain Real declared 33/130 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/45 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT p0)), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 13 factoid took 1495 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 442 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 353 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
[2024-05-21 07:16:16] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:16] [INFO ] Invariant cache hit.
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-21 07:16:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-21 07:16:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-05-21 07:16:16] [INFO ] Deduced a trap composed of 5 places in 55 ms of which 1 ms to minimize.
[2024-05-21 07:16:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2024-05-21 07:16:16] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 15 ms.
[2024-05-21 07:16:16] [INFO ] Added : 4 causal constraints over 2 iterations in 40 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 07:16:16] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:16] [INFO ] Invariant cache hit.
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-21 07:16:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 07:16:16] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-21 07:16:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-05-21 07:16:17] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 14 ms.
[2024-05-21 07:16:17] [INFO ] Added : 11 causal constraints over 3 iterations in 46 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Support contains 29 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 7 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:16:17] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:17] [INFO ] Invariant cache hit.
[2024-05-21 07:16:17] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:17] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:19] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 0 ms to minimize.
[2024-05-21 07:16:19] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4747 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6696 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 11727ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11730ms
[2024-05-21 07:16:28] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:28] [INFO ] Invariant cache hit.
[2024-05-21 07:16:28] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 07:16:28] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:28] [INFO ] Invariant cache hit.
[2024-05-21 07:16:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:28] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
[2024-05-21 07:16:28] [INFO ] Redundant transitions in 2 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:16:28] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:28] [INFO ] Invariant cache hit.
[2024-05-21 07:16:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:29] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:31] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
[2024-05-21 07:16:31] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4363 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7193 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 11856ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11859ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 23751 ms. Remains : 45/45 places, 265/265 transitions.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Detected a total of 28/45 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 24 factoid took 597 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 527 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
RANDOM walk for 40000 steps (443 resets) in 787 ms. (50 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40001 steps (194 resets) in 350 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (192 resets) in 449 ms. (88 steps per ms) remains 2/2 properties
[2024-05-21 07:16:42] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:42] [INFO ] Invariant cache hit.
[2024-05-21 07:16:42] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf8 is UNSAT
After SMT solving in domain Real declared 33/130 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/45 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT p0)), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 26 factoid took 1094 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 498 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 426 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
[2024-05-21 07:16:44] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:44] [INFO ] Invariant cache hit.
[2024-05-21 07:16:44] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:44] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:16:44] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-21 07:16:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-21 07:16:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:45] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-05-21 07:16:45] [INFO ] Deduced a trap composed of 5 places in 52 ms of which 1 ms to minimize.
[2024-05-21 07:16:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2024-05-21 07:16:45] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-05-21 07:16:45] [INFO ] Added : 4 causal constraints over 2 iterations in 40 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 07:16:45] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:45] [INFO ] Invariant cache hit.
[2024-05-21 07:16:45] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-21 07:16:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 07:16:45] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-21 07:16:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:45] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-05-21 07:16:45] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-05-21 07:16:45] [INFO ] Added : 11 causal constraints over 3 iterations in 43 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 365 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Product exploration explored 100000 steps with 4659 reset in 339 ms.
Product exploration explored 100000 steps with 4604 reset in 321 ms.
Support contains 29 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 6 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:16:46] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:46] [INFO ] Invariant cache hit.
[2024-05-21 07:16:46] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:47] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:48] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
[2024-05-21 07:16:48] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 3861 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6373 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 10493ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10496ms
[2024-05-21 07:16:57] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:57] [INFO ] Invariant cache hit.
[2024-05-21 07:16:57] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-21 07:16:57] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:57] [INFO ] Invariant cache hit.
[2024-05-21 07:16:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:57] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
[2024-05-21 07:16:57] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:16:57] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:16:57] [INFO ] Invariant cache hit.
[2024-05-21 07:16:57] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:58] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:16:59] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-21 07:16:59] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4673 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6362 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 11321ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11324ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 21975 ms. Remains : 45/45 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 finished in 82225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X((G(F(p1)) U p2))||p0) U p3))'
Found a Lengthening insensitive property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
Stuttering acceptance computed with spot in 219 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Support contains 37 out of 46 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 10 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:17:08] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:17:08] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:17:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:17:09] [INFO ] Deduced a trap composed of 5 places in 48 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4274 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:17:15] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12576ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12581ms
[2024-05-21 07:17:21] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:21] [INFO ] Invariant cache hit.
[2024-05-21 07:17:21] [INFO ] Implicit Places using invariants in 47 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 49 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 12643 ms. Remains : 43/46 places, 265/266 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
Product exploration explored 100000 steps with 3972 reset in 539 ms.
Product exploration explored 100000 steps with 3897 reset in 540 ms.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Detected a total of 26/43 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3))]
Knowledge based reduction with 14 factoid took 361 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 606 steps (7 resets) in 15 ms. (37 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (F (NOT (OR p0 p3))), (F (NOT p0)), (F p1), (F p3), (F p2), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 483 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 217 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-05-21 07:17:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 43 cols
[2024-05-21 07:17:24] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 07:17:24] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:17:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-21 07:17:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:17:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 07:17:25] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-21 07:17:25] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:17:25] [INFO ] [Nat]Added 20 Read/Feed constraints in 12 ms returned sat
[2024-05-21 07:17:25] [INFO ] Deduced a trap composed of 14 places in 77 ms of which 1 ms to minimize.
[2024-05-21 07:17:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2024-05-21 07:17:25] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 13 ms.
[2024-05-21 07:17:25] [INFO ] Added : 11 causal constraints over 3 iterations in 66 ms. Result :sat
Could not prove EG (NOT p3)
Support contains 37 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 265/265 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:17:25] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:25] [INFO ] Invariant cache hit.
[2024-05-21 07:17:25] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:17:26] [INFO ] Deduced a trap composed of 5 places in 64 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4109 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5966 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 10352ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10356ms
[2024-05-21 07:17:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:35] [INFO ] Invariant cache hit.
[2024-05-21 07:17:35] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-21 07:17:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:35] [INFO ] Invariant cache hit.
[2024-05-21 07:17:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:17:35] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:17:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:35] [INFO ] Invariant cache hit.
[2024-05-21 07:17:35] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:17:36] [INFO ] Deduced a trap composed of 5 places in 69 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4168 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6761 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 11214ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11218ms
Finished structural reductions in LTL mode , in 1 iterations and 21662 ms. Remains : 43/43 places, 265/265 transitions.
Computed a total of 26 stabilizing places and 41 stable transitions
Computed a total of 26 stabilizing places and 41 stable transitions
Detected a total of 26/43 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3))]
Knowledge based reduction with 14 factoid took 171 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 473 steps (5 resets) in 21 ms. (21 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p3) p0 (NOT p2) (NOT p1)), (X (NOT p3)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (F (NOT (OR p0 p3))), (F (NOT p0)), (F p1), (F p3), (F p2), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 625 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 236 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 224 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-05-21 07:17:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:48] [INFO ] Invariant cache hit.
[2024-05-21 07:17:49] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:17:49] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-21 07:17:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:17:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:17:49] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-21 07:17:49] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:17:49] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2024-05-21 07:17:49] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 1 ms to minimize.
[2024-05-21 07:17:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 74 ms
[2024-05-21 07:17:49] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 18 ms.
[2024-05-21 07:17:49] [INFO ] Added : 12 causal constraints over 4 iterations in 78 ms. Result :sat
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 247 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 3823 reset in 552 ms.
Product exploration explored 100000 steps with 3891 reset in 468 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 189 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Support contains 37 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 265/265 transitions.
Applied a total of 0 rules in 14 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:17:51] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:17:51] [INFO ] Invariant cache hit.
[2024-05-21 07:17:51] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:17:52] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4194 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6086 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 10581ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10586ms
[2024-05-21 07:18:02] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:18:02] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:02] [INFO ] Invariant cache hit.
[2024-05-21 07:18:02] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:02] [INFO ] Deduced a trap composed of 5 places in 50 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4135 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5937 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 10295ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10297ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 20904 ms. Remains : 43/43 places, 265/265 transitions.
Support contains 37 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 265/265 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:18:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:12] [INFO ] Invariant cache hit.
[2024-05-21 07:18:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:13] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4155 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6076 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 10567ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10572ms
[2024-05-21 07:18:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:23] [INFO ] Invariant cache hit.
[2024-05-21 07:18:23] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-21 07:18:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:23] [INFO ] Invariant cache hit.
[2024-05-21 07:18:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:18:23] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:18:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:23] [INFO ] Invariant cache hit.
[2024-05-21 07:18:23] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:23] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 69 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4052 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 262/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 331 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5970 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 10253ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10256ms
Finished structural reductions in LTL mode , in 1 iterations and 20921 ms. Remains : 43/43 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 finished in 84925 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(F(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p1)||G(!p2)||p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0) U (X(F(p2))||p1)))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2))]
Support contains 29 out of 46 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 7 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:18:34] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 07:18:34] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:18:34] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:34] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/130 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 73 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4149 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/335 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:41] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 9 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8830 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 13272ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 13277ms
[2024-05-21 07:18:47] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:47] [INFO ] Invariant cache hit.
[2024-05-21 07:18:47] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-21 07:18:47] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:47] [INFO ] Invariant cache hit.
[2024-05-21 07:18:47] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:18:47] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 142 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:18:47] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:18:47] [INFO ] Invariant cache hit.
[2024-05-21 07:18:47] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:48] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:18:49] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2024-05-21 07:18:49] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4585 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6477 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 11343ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11347ms
Starting structural reductions in LI_LTL mode, iteration 1 : 45/46 places, 265/266 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 24775 ms. Remains : 45/46 places, 265/266 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
Product exploration explored 100000 steps with 4503 reset in 304 ms.
Product exploration explored 100000 steps with 4564 reset in 284 ms.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Detected a total of 28/45 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 426 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 390 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
RANDOM walk for 40000 steps (442 resets) in 547 ms. (72 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40004 steps (195 resets) in 319 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (192 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
[2024-05-21 07:19:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:00] [INFO ] Invariant cache hit.
[2024-05-21 07:19:00] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf8 is UNSAT
After SMT solving in domain Real declared 33/130 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/45 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 49ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT p0)), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 13 factoid took 1352 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 380 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 390 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
[2024-05-21 07:19:02] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:02] [INFO ] Invariant cache hit.
[2024-05-21 07:19:02] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:19:02] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:02] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-21 07:19:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-21 07:19:03] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:03] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-05-21 07:19:03] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 1 ms to minimize.
[2024-05-21 07:19:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
[2024-05-21 07:19:03] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-05-21 07:19:03] [INFO ] Added : 4 causal constraints over 2 iterations in 39 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 07:19:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:03] [INFO ] Invariant cache hit.
[2024-05-21 07:19:03] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-21 07:19:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:03] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-21 07:19:03] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:03] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-05-21 07:19:03] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-05-21 07:19:03] [INFO ] Added : 11 causal constraints over 3 iterations in 42 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Support contains 29 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 11 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:19:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:03] [INFO ] Invariant cache hit.
[2024-05-21 07:19:03] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:04] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:05] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 1 ms to minimize.
[2024-05-21 07:19:05] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4233 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6080 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 10590ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10593ms
[2024-05-21 07:19:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:14] [INFO ] Invariant cache hit.
[2024-05-21 07:19:14] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-21 07:19:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:14] [INFO ] Invariant cache hit.
[2024-05-21 07:19:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:14] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
[2024-05-21 07:19:14] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:19:14] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:14] [INFO ] Invariant cache hit.
[2024-05-21 07:19:14] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:15] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:16] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 ms to minimize.
[2024-05-21 07:19:16] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4406 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6236 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 10923ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10926ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 21678 ms. Remains : 45/45 places, 265/265 transitions.
Computed a total of 28 stabilizing places and 41 stable transitions
Computed a total of 28 stabilizing places and 41 stable transitions
Detected a total of 28/45 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 24 factoid took 381 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 334 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
RANDOM walk for 40000 steps (443 resets) in 449 ms. (88 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40003 steps (195 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (192 resets) in 247 ms. (161 steps per ms) remains 2/2 properties
[2024-05-21 07:19:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:26] [INFO ] Invariant cache hit.
[2024-05-21 07:19:26] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf8 is UNSAT
After SMT solving in domain Real declared 33/130 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/45 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (AND p0 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT p0)), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 26 factoid took 714 ms. Reduced automaton from 10 states, 31 edges and 3 AP (stutter insensitive) to 10 states, 31 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 339 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 325 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
[2024-05-21 07:19:27] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:27] [INFO ] Invariant cache hit.
[2024-05-21 07:19:27] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:27] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:27] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-21 07:19:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-21 07:19:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:28] [INFO ] [Nat]Added 20 Read/Feed constraints in 8 ms returned sat
[2024-05-21 07:19:28] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
[2024-05-21 07:19:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 50 ms
[2024-05-21 07:19:28] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 7 ms.
[2024-05-21 07:19:28] [INFO ] Added : 4 causal constraints over 2 iterations in 23 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 07:19:28] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:28] [INFO ] Invariant cache hit.
[2024-05-21 07:19:28] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-21 07:19:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:19:28] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-21 07:19:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:28] [INFO ] [Nat]Added 20 Read/Feed constraints in 3 ms returned sat
[2024-05-21 07:19:28] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 7 ms.
[2024-05-21 07:19:28] [INFO ] Added : 11 causal constraints over 3 iterations in 30 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 354 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), false, false, false, false, false, false, false]
Product exploration explored 100000 steps with 4587 reset in 237 ms.
Product exploration explored 100000 steps with 4544 reset in 242 ms.
Support contains 29 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 265/265 transitions.
Applied a total of 0 rules in 4 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 07:19:29] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:29] [INFO ] Invariant cache hit.
[2024-05-21 07:19:29] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:29] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:31] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 0 ms to minimize.
[2024-05-21 07:19:31] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4337 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6256 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 10827ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10830ms
[2024-05-21 07:19:40] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:40] [INFO ] Invariant cache hit.
[2024-05-21 07:19:40] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-21 07:19:40] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:40] [INFO ] Invariant cache hit.
[2024-05-21 07:19:40] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:19:40] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
[2024-05-21 07:19:40] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 07:19:40] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 07:19:40] [INFO ] Invariant cache hit.
[2024-05-21 07:19:40] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:41] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 07:19:42] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 0 ms to minimize.
[2024-05-21 07:19:42] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 75 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4318 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/55 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 337 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6262 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 3/3 constraints]
After SMT, in 10862ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10866ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 21846 ms. Remains : 45/45 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 finished in 77332 ms.
[2024-05-21 07:19:51] [INFO ] Flatten gal took : 32 ms
[2024-05-21 07:19:51] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 11 ms.
[2024-05-21 07:19:51] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 46 places, 266 transitions and 1920 arcs took 6 ms.
Total runtime 604640 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-COL-V10P10N10

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/417/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 46
TRANSITIONS: 266
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.010s, Sys 0.001s]


SAVING FILE /home/mcc/execution/417/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 3462
MODEL NAME: /home/mcc/execution/417/model
46 places, 266 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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="BridgeAndVehicles-COL-V10P10N10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is BridgeAndVehicles-COL-V10P10N10, 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 r047-tajo-171620397300012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V10P10N10.tgz
mv BridgeAndVehicles-COL-V10P10N10 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;