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.r472-tajo-171620398600012.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 ltsminxred
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 r472-tajo-171620398600012
=====================================================================

--------------------
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 1717217822580

Invoking MCC driver with
BK_TOOL=ltsminxred
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 ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 04:57:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 04:57:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 04:57:04] [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.
[2024-06-01 04:57:04] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 04:57:04] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 704 ms
[2024-06-01 04:57:04] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 48 PT places and 5438.0 transition bindings in 36 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 04:57:05] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 6 ms.
[2024-06-01 04:57:05] [INFO ] Skeletonized 9 HLPN properties in 2 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.5 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.1 ms
RANDOM walk for 46 steps (0 resets) in 18 ms. (2 steps per ms) remains 0/1 properties
[2024-06-01 04:57:05] [INFO ] Flatten gal took : 17 ms
[2024-06-01 04:57:05] [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
[2024-06-01 04:57:05] [INFO ] Unfolded HLPN to a Petri net with 48 places and 288 transitions 2090 arcs in 41 ms.
[2024-06-01 04:57:05] [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 23 ms. Remains 46 /48 variables (removed 2) and now considering 288/288 (removed 0) transitions.
Running 285 sub problems to find dead transitions.
[2024-06-01 04:57:05] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 46 cols
[2024-06-01 04:57:05] [INFO ] Computed 5 invariants in 9 ms
[2024-06-01 04:57:05] [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
[2024-06-01 04:57:07] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 12 ms to minimize.
[2024-06-01 04:57:07] [INFO ] Deduced a trap composed of 15 places in 40 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
[2024-06-01 04:57:07] [INFO ] Deduced a trap composed of 14 places in 41 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 4891 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 6894 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 12579ms problems are : Problem set: 22 solved, 263 unsolved
Search for dead transitions found 22 dead transitions in 12630ms
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.
[2024-06-01 04:57:18] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 04:57:18] [INFO ] Computed 7 invariants in 5 ms
[2024-06-01 04:57:18] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-01 04:57:18] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:57:18] [INFO ] Invariant cache hit.
[2024-06-01 04:57:18] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 04:57:18] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 82 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 8 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 12809 ms. Remains : 46/48 places, 266/288 transitions.
Support contains 46 out of 46 places after structural reductions.
[2024-06-01 04:57:18] [INFO ] Flatten gal took : 41 ms
[2024-06-01 04:57:18] [INFO ] Flatten gal took : 48 ms
[2024-06-01 04:57:18] [INFO ] Input system was already deterministic with 266 transitions.
Reduction of identical properties reduced properties to check from 18 to 16
RANDOM walk for 26386 steps (291 resets) in 2109 ms. (12 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 1 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 1 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 45 ms. Remains 41 /46 variables (removed 5) and now considering 262/266 (removed 4) transitions.
[2024-06-01 04:57:19] [INFO ] Flow matrix only has 82 transitions (discarded 180 similar events)
// Phase 1: matrix 82 rows 41 cols
[2024-06-01 04:57:19] [INFO ] Computed 6 invariants in 0 ms
[2024-06-01 04:57:19] [INFO ] Implicit Places using invariants in 79 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 82 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 14 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 141 ms. Remains : 39/46 places, 262/266 transitions.
Stuttering acceptance computed with spot in 163 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-00
Stuttering criterion allowed to conclude after 64 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-00 finished in 381 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 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:57:20] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 04:57:20] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 04:57:20] [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
[2024-06-01 04:57:20] [INFO ] Deduced a trap composed of 5 places in 59 ms of which 2 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
[2024-06-01 04:57:22] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 2 ms to minimize.
[2024-06-01 04:57:22] [INFO ] Deduced a trap composed of 14 places in 49 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 5290 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 7337 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 12983ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12987ms
[2024-06-01 04:57:33] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:57:33] [INFO ] Invariant cache hit.
[2024-06-01 04:57:33] [INFO ] Implicit Places using invariants in 81 ms returned [27]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 83 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 13076 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 221 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 13319 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 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 04:57:33] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 04:57:33] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 04:57:33] [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
[2024-06-01 04:57:34] [INFO ] Deduced a trap composed of 5 places in 52 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 4523 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
[2024-06-01 04:57:41] [INFO ] Deduced a trap composed of 14 places in 62 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 9185 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 13986ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 13991ms
[2024-06-01 04:57:47] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 04:57:47] [INFO ] Invariant cache hit.
[2024-06-01 04:57:47] [INFO ] Implicit Places using invariants in 69 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 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 14068 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 114 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 93 steps with 1 reset in 6 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-02 finished in 14205 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 22 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2024-06-01 04:57:47] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2024-06-01 04:57:47] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 04:57:47] [INFO ] Implicit Places using invariants in 122 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 123 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 156 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 140 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 41 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-03 finished in 313 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.
[2024-06-01 04:57:47] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 04:57:47] [INFO ] Computed 7 invariants in 0 ms
[2024-06-01 04:57:47] [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
[2024-06-01 04:57:48] [INFO ] Deduced a trap composed of 5 places in 69 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
[2024-06-01 04:57:50] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 1 ms to minimize.
[2024-06-01 04:57:50] [INFO ] Deduced a trap composed of 14 places in 35 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 4469 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 7462 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 12239ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12244ms
[2024-06-01 04:58:00] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:58:00] [INFO ] Invariant cache hit.
[2024-06-01 04:58:00] [INFO ] Implicit Places using invariants in 48 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 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 12310 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 231 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 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-04 finished in 12564 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.
[2024-06-01 04:58:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 04:58:00] [INFO ] Computed 7 invariants in 0 ms
[2024-06-01 04:58:00] [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
[2024-06-01 04:58:01] [INFO ] Deduced a trap composed of 5 places in 42 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 3890 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
[2024-06-01 04:58:08] [INFO ] Deduced a trap composed of 14 places in 57 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 8874 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 13070ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 13074ms
[2024-06-01 04:58:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 04:58:13] [INFO ] Invariant cache hit.
[2024-06-01 04:58:13] [INFO ] Implicit Places using invariants in 53 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 54 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 13133 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 88 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 872 steps with 10 reset in 10 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-05 finished in 13246 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 2 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 04:58:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 04:58:13] [INFO ] Invariant cache hit.
[2024-06-01 04:58:13] [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
[2024-06-01 04:58:14] [INFO ] Deduced a trap composed of 5 places in 50 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
[2024-06-01 04:58:15] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 0 ms to minimize.
[2024-06-01 04:58:15] [INFO ] Deduced a trap composed of 14 places in 42 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 4244 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 5961 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 10513ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10521ms
[2024-06-01 04:58:24] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 04:58:24] [INFO ] Invariant cache hit.
[2024-06-01 04:58:24] [INFO ] Implicit Places using invariants in 101 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 116 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 10642 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V10P10N10-LTLFireability-06
Stuttering criterion allowed to conclude after 14032 steps with 272 reset in 52 ms.
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-06 finished in 10775 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 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:58:24] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 04:58:24] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 04:58:24] [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
[2024-06-01 04:58:25] [INFO ] Deduced a trap composed of 5 places in 50 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
[2024-06-01 04:58:26] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2024-06-01 04:58:26] [INFO ] Deduced a trap composed of 14 places in 40 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 4251 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 6533 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 11156ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11160ms
[2024-06-01 04:58:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:58:35] [INFO ] Invariant cache hit.
[2024-06-01 04:58:35] [INFO ] Implicit Places using invariants in 66 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 83 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 8 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 11253 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 169 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 33301 reset in 328 ms.
Product exploration explored 100000 steps with 33353 reset in 351 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 301 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 71 ms :[(NOT p0), (NOT p0), true]
Reduction of identical properties reduced properties to check from 5 to 3
RANDOM walk for 220 steps (0 resets) in 9 ms. (22 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 551 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 13095 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 24 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2024-06-01 04:58:37] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2024-06-01 04:58:37] [INFO ] Computed 6 invariants in 1 ms
[2024-06-01 04:58:37] [INFO ] Implicit Places using invariants in 59 ms returned [12, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 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 94 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 47 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 158 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 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:58:37] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 04:58:37] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 04:58:37] [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
[2024-06-01 04:58:38] [INFO ] Deduced a trap composed of 5 places in 46 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
[2024-06-01 04:58:40] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
[2024-06-01 04:58:40] [INFO ] Deduced a trap composed of 14 places in 32 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 4832 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 6567 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 11778ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11784ms
[2024-06-01 04:58:49] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:58:49] [INFO ] Invariant cache hit.
[2024-06-01 04:58:49] [INFO ] Implicit Places using invariants in 48 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 50 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 11839 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 190 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 3209 reset in 879 ms.
Product exploration explored 100000 steps with 3220 reset in 880 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 344 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 162 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 558 steps (5 resets) in 18 ms. (29 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 439 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 161 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 152 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-06-01 04:58:52] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-06-01 04:58:52] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 04:58:53] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 04:58:53] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 04:58:53] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 04:58:53] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 04:58:53] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 04:58:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 04:58:53] [INFO ] [Nat]Added 20 Read/Feed constraints in 23 ms returned sat
[2024-06-01 04:58:54] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 28 ms.
[2024-06-01 04:58:54] [INFO ] Added : 10 causal constraints over 2 iterations in 90 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 0 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:58:54] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:58:54] [INFO ] Invariant cache hit.
[2024-06-01 04:58:54] [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
[2024-06-01 04:58:54] [INFO ] Deduced a trap composed of 5 places in 36 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
[2024-06-01 04:58:56] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 0 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 5026 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 6515 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 11802ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11806ms
[2024-06-01 04:59:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:05] [INFO ] Invariant cache hit.
[2024-06-01 04:59:05] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 04:59:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:05] [INFO ] Invariant cache hit.
[2024-06-01 04:59:05] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 04:59:05] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:59:05] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:05] [INFO ] Invariant cache hit.
[2024-06-01 04:59:05] [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
[2024-06-01 04:59:06] [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, 1/6 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
[2024-06-01 04:59:08] [INFO ] Deduced a trap composed of 15 places in 63 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 5425 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 7212 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 12876ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12880ms
Finished structural reductions in LTL mode , in 1 iterations and 24788 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 193 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)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 402 steps (4 resets) in 9 ms. (40 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 438 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 201 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 160 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-06-01 04:59:20] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:20] [INFO ] Invariant cache hit.
[2024-06-01 04:59:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 04:59:20] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 04:59:20] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 04:59:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 04:59:21] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 04:59:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 04:59:21] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2024-06-01 04:59:21] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 11 ms.
[2024-06-01 04:59:21] [INFO ] Added : 10 causal constraints over 3 iterations in 55 ms. Result :sat
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 134 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 3269 reset in 463 ms.
Product exploration explored 100000 steps with 3246 reset in 404 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 218 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 14 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:59:22] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-06-01 04:59:22] [INFO ] Computed 5 invariants in 0 ms
[2024-06-01 04:59:22] [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
[2024-06-01 04:59:23] [INFO ] Deduced a trap composed of 5 places in 66 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
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 3972 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 6789 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 11085ms problems are : Problem set: 1 solved, 262 unsolved
Search for dead transitions found 1 dead transitions in 11089ms
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.
[2024-06-01 04:59:33] [INFO ] Redundant transitions in 24 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.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 14 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 11151 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 2 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:59:33] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 44 cols
[2024-06-01 04:59:33] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 04:59:33] [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
[2024-06-01 04:59:34] [INFO ] Deduced a trap composed of 5 places in 51 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
[2024-06-01 04:59:35] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 0 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 4210 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 6804 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 11296ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11302ms
[2024-06-01 04:59:45] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:45] [INFO ] Invariant cache hit.
[2024-06-01 04:59:45] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 04:59:45] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:45] [INFO ] Invariant cache hit.
[2024-06-01 04:59:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 04:59:45] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-06-01 04:59:45] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 04:59:45] [INFO ] Invariant cache hit.
[2024-06-01 04:59:45] [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
[2024-06-01 04:59:46] [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, 1/6 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
[2024-06-01 04:59:47] [INFO ] Deduced a trap composed of 15 places in 33 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 5324 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 6934 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 12554ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 12561ms
Finished structural reductions in LTL mode , in 1 iterations and 23997 ms. Remains : 44/44 places, 266/266 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 finished in 80272 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 2 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 04:59:57] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 04:59:57] [INFO ] Computed 7 invariants in 0 ms
[2024-06-01 04:59:57] [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
[2024-06-01 04:59:58] [INFO ] Deduced a trap composed of 5 places in 49 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 3232 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
[2024-06-01 05:00:04] [INFO ] Deduced a trap composed of 14 places in 60 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 8564 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 12022ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12026ms
[2024-06-01 05:00:09] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:09] [INFO ] Invariant cache hit.
[2024-06-01 05:00:10] [INFO ] Implicit Places using invariants in 82 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 84 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 3 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 12116 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 159 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 7537 reset in 261 ms.
Product exploration explored 100000 steps with 7312 reset in 208 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 287 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 168 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 110 steps (0 resets) in 5 ms. (18 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 462 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 115 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 118 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-06-01 05:00:11] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2024-06-01 05:00:11] [INFO ] Computed 6 invariants in 0 ms
[2024-06-01 05:00:12] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:00:12] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 05:00:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:00:12] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:00:12] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 05:00:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:00:12] [INFO ] [Nat]Added 20 Read/Feed constraints in 8 ms returned sat
[2024-06-01 05:00:12] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 14 ms.
[2024-06-01 05:00:12] [INFO ] Added : 14 causal constraints over 6 iterations in 67 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.
[2024-06-01 05:00:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:12] [INFO ] Invariant cache hit.
[2024-06-01 05:00:12] [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
[2024-06-01 05:00:13] [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
[2024-06-01 05:00:14] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 4 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 4435 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 6143 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 10856ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10861ms
[2024-06-01 05:00:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:23] [INFO ] Invariant cache hit.
[2024-06-01 05:00:23] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-06-01 05:00:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:23] [INFO ] Invariant cache hit.
[2024-06-01 05:00:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:00:23] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:00:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:23] [INFO ] Invariant cache hit.
[2024-06-01 05:00:23] [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
[2024-06-01 05:00:24] [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, 1/7 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
[2024-06-01 05:00:25] [INFO ] Deduced a trap composed of 15 places in 57 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 4782 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 6667 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 11860ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11863ms
Finished structural reductions in LTL mode , in 1 iterations and 22883 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 287 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 160 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 162 steps (0 resets) in 6 ms. (23 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 433 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 209 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 187 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2024-06-01 05:00:36] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:36] [INFO ] Invariant cache hit.
[2024-06-01 05:00:36] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:00:36] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 05:00:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:00:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:00:37] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-06-01 05:00:37] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:00:37] [INFO ] [Nat]Added 20 Read/Feed constraints in 176 ms returned sat
[2024-06-01 05:00:37] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 24 ms.
[2024-06-01 05:00:37] [INFO ] Added : 9 causal constraints over 2 iterations in 65 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 167 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 7251 reset in 287 ms.
Product exploration explored 100000 steps with 7447 reset in 293 ms.
Applying partial POR strategy [true, false, false, true]
Stuttering acceptance computed with spot in 155 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.
[2024-06-01 05:00:38] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:38] [INFO ] Invariant cache hit.
[2024-06-01 05:00:38] [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
[2024-06-01 05:00:39] [INFO ] Deduced a trap composed of 5 places in 52 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
[2024-06-01 05:00:40] [INFO ] Deduced a trap composed of 15 places in 50 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 4726 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 6204 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 11229ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11232ms
[2024-06-01 05:00:49] [INFO ] Redundant transitions in 3 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:00:49] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:00:49] [INFO ] Invariant cache hit.
[2024-06-01 05:00:49] [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
[2024-06-01 05:00:50] [INFO ] Deduced a trap composed of 5 places in 51 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
[2024-06-01 05:00:51] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 2 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 4708 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 6446 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 11486ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11494ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 22764 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 3 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:01:01] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:01:01] [INFO ] Invariant cache hit.
[2024-06-01 05:01:01] [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
[2024-06-01 05:01:01] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 16 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
[2024-06-01 05:01:03] [INFO ] Deduced a trap composed of 15 places in 53 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 5034 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 6443 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 11794ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11799ms
[2024-06-01 05:01:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:01:12] [INFO ] Invariant cache hit.
[2024-06-01 05:01:12] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 05:01:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:01:12] [INFO ] Invariant cache hit.
[2024-06-01 05:01:13] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:01:13] [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.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:01:13] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:01:13] [INFO ] Invariant cache hit.
[2024-06-01 05:01:13] [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
[2024-06-01 05:01:13] [INFO ] Deduced a trap composed of 5 places in 56 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
[2024-06-01 05:01:15] [INFO ] Deduced a trap composed of 15 places in 63 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 4956 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 6447 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 11671ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11673ms
Finished structural reductions in LTL mode , in 1 iterations and 23615 ms. Remains : 44/44 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 finished in 86831 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 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 05:01:24] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-06-01 05:01:24] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:01:24] [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
[2024-06-01 05:01:25] [INFO ] Deduced a trap composed of 5 places in 64 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
[2024-06-01 05:01:26] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 1 ms to minimize.
[2024-06-01 05:01:26] [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 4082 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 6427 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 10828ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 10830ms
[2024-06-01 05:01:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:01:35] [INFO ] Invariant cache hit.
[2024-06-01 05:01:35] [INFO ] Implicit Places using invariants in 82 ms returned [13, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 83 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 10918 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 155 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 11107 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.
[2024-06-01 05:01:35] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:01:35] [INFO ] Invariant cache hit.
[2024-06-01 05:01:35] [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
[2024-06-01 05:01:36] [INFO ] Deduced a trap composed of 5 places in 47 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
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 3453 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 8170 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 11910ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11913ms
[2024-06-01 05:01:47] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:01:47] [INFO ] Invariant cache hit.
[2024-06-01 05:01:47] [INFO ] Implicit Places using invariants in 45 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 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 11965 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 126 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 6049 reset in 1090 ms.
Product exploration explored 100000 steps with 6307 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 179 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 113 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 18281 steps (203 resets) in 630 ms. (28 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 328 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 102 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 103 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.
[2024-06-01 05:01:50] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-06-01 05:01:50] [INFO ] Computed 6 invariants in 0 ms
[2024-06-01 05:01:50] [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
[2024-06-01 05:01:51] [INFO ] Deduced a trap composed of 5 places in 65 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
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
[2024-06-01 05:01:53] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 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 4212 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 6252 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 10703ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 10706ms
[2024-06-01 05:02:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:02:01] [INFO ] Invariant cache hit.
[2024-06-01 05:02:01] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-06-01 05:02:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:02:01] [INFO ] Invariant cache hit.
[2024-06-01 05:02:01] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:02:01] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Running 263 sub problems to find dead transitions.
[2024-06-01 05:02:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:02:01] [INFO ] Invariant cache hit.
[2024-06-01 05:02:01] [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
[2024-06-01 05:02:02] [INFO ] Deduced a trap composed of 5 places in 49 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
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 3807 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 6974 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 11092ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11095ms
Finished structural reductions in LTL mode , in 1 iterations and 21958 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 142 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 124 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 22562 steps (250 resets) in 548 ms. (41 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 283 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 222 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 147 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 6372 reset in 997 ms.
Product exploration explored 100000 steps with 6289 reset in 708 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 161 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 0 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 1 ms
Applied a total of 1 rules in 21 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 05:02:16] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-06-01 05:02:16] [INFO ] Computed 6 invariants in 2 ms
[2024-06-01 05:02:16] [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
[2024-06-01 05:02:17] [INFO ] Deduced a trap composed of 5 places in 68 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
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
[2024-06-01 05:02:18] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 0 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 5079 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
[2024-06-01 05:02:24] [INFO ] Deduced a trap composed of 14 places in 60 ms of which 0 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 8586 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 13952ms problems are : Problem set: 1 solved, 262 unsolved
Search for dead transitions found 1 dead transitions in 13957ms
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.
[2024-06-01 05:02:30] [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.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 16 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 14013 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 2 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-06-01 05:02:30] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-06-01 05:02:30] [INFO ] Computed 6 invariants in 7 ms
[2024-06-01 05:02:30] [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
[2024-06-01 05:02:31] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 14 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
[2024-06-01 05:02:32] [INFO ] Deduced a trap composed of 15 places in 43 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 4884 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 5948 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 11146ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11152ms
[2024-06-01 05:02:41] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-06-01 05:02:41] [INFO ] Invariant cache hit.
[2024-06-01 05:02:41] [INFO ] Implicit Places using invariants in 44 ms returned [26]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 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 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 11214 ms. Remains : 44/45 places, 266/266 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-14 finished in 65616 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 2 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:02:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 05:02:41] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:02:41] [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
[2024-06-01 05:02:42] [INFO ] Deduced a trap composed of 5 places in 42 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 3500 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
[2024-06-01 05:02:48] [INFO ] Deduced a trap composed of 14 places in 45 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 8513 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 12314ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12317ms
[2024-06-01 05:02:53] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:02:53] [INFO ] Invariant cache hit.
[2024-06-01 05:02:53] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-06-01 05:02:53] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:02:53] [INFO ] Invariant cache hit.
[2024-06-01 05:02:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:02:53] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:02:53] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:02:53] [INFO ] Invariant cache hit.
[2024-06-01 05:02:53] [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
[2024-06-01 05:02:54] [INFO ] Deduced a trap composed of 5 places in 50 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
[2024-06-01 05:02:56] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 0 ms to minimize.
[2024-06-01 05:02:56] [INFO ] Deduced a trap composed of 14 places in 43 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 4703 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 6381 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 11308ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11311ms
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 265/266 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 23788 ms. Remains : 45/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 111 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 4569 reset in 237 ms.
Product exploration explored 100000 steps with 4562 reset in 238 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 462 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 326 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 (440 resets) in 632 ms. (63 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40003 steps (194 resets) in 555 ms. (71 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
[2024-06-01 05:03:07] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:07] [INFO ] Invariant cache hit.
[2024-06-01 05:03:07] [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 47 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 65ms 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 940 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 347 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 308 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]
[2024-06-01 05:03:08] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:08] [INFO ] Invariant cache hit.
[2024-06-01 05:03:08] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:08] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:03:08] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 05:03:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-06-01 05:03:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:09] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2024-06-01 05:03:09] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 1 ms to minimize.
[2024-06-01 05:03:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-06-01 05:03:09] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 13 ms.
[2024-06-01 05:03:09] [INFO ] Added : 4 causal constraints over 2 iterations in 36 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-06-01 05:03:09] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:09] [INFO ] Invariant cache hit.
[2024-06-01 05:03:09] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 05:03:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:03:09] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-06-01 05:03:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:09] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2024-06-01 05:03:09] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 11 ms.
[2024-06-01 05:03:09] [INFO ] Added : 11 causal constraints over 3 iterations in 48 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 5 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:03:09] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:09] [INFO ] Invariant cache hit.
[2024-06-01 05:03:09] [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
[2024-06-01 05:03:10] [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
[2024-06-01 05:03:11] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-06-01 05:03:11] [INFO ] Deduced a trap composed of 14 places in 39 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 4220 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 6407 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 10872ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10874ms
[2024-06-01 05:03:20] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:20] [INFO ] Invariant cache hit.
[2024-06-01 05:03:20] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 05:03:20] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:20] [INFO ] Invariant cache hit.
[2024-06-01 05:03:20] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:20] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2024-06-01 05:03:20] [INFO ] Redundant transitions in 2 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:03:20] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:20] [INFO ] Invariant cache hit.
[2024-06-01 05:03:20] [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, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-06-01 05:03:21] [INFO ] Deduced a trap composed of 5 places in 78 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
[2024-06-01 05:03:22] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 1 ms to minimize.
[2024-06-01 05:03:22] [INFO ] Deduced a trap composed of 14 places in 42 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 4303 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 6472 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 11052ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11055ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 22041 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 311 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 389 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 408 ms. (97 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40004 steps (195 resets) in 248 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (192 resets) in 252 ms. (158 steps per ms) remains 2/2 properties
[2024-06-01 05:03:32] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:32] [INFO ] Invariant cache hit.
[2024-06-01 05:03:32] [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 62ms 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 1136 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 467 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 397 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]
[2024-06-01 05:03:34] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:34] [INFO ] Invariant cache hit.
[2024-06-01 05:03:34] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:34] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 05:03:34] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-06-01 05:03:34] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 05:03:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:35] [INFO ] [Nat]Added 20 Read/Feed constraints in 11 ms returned sat
[2024-06-01 05:03:35] [INFO ] Deduced a trap composed of 5 places in 53 ms of which 1 ms to minimize.
[2024-06-01 05:03:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2024-06-01 05:03:35] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 12 ms.
[2024-06-01 05:03:35] [INFO ] Added : 4 causal constraints over 2 iterations in 44 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-06-01 05:03:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:35] [INFO ] Invariant cache hit.
[2024-06-01 05:03:35] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 05:03:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 05:03:35] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 05:03:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:35] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-06-01 05:03:35] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 10 ms.
[2024-06-01 05:03:35] [INFO ] Added : 11 causal constraints over 3 iterations in 48 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 526 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 4579 reset in 360 ms.
Product exploration explored 100000 steps with 4610 reset in 341 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 7 ms. Remains 45 /45 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:03:36] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:36] [INFO ] Invariant cache hit.
[2024-06-01 05:03:36] [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
[2024-06-01 05:03:37] [INFO ] Deduced a trap composed of 5 places in 71 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
[2024-06-01 05:03:39] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
[2024-06-01 05:03:39] [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 4766 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 6177 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 11281ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11285ms
[2024-06-01 05:03:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:48] [INFO ] Invariant cache hit.
[2024-06-01 05:03:48] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 05:03:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:48] [INFO ] Invariant cache hit.
[2024-06-01 05:03:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:03:48] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
[2024-06-01 05:03:48] [INFO ] Redundant transitions in 2 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:03:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:03:48] [INFO ] Invariant cache hit.
[2024-06-01 05:03:48] [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
[2024-06-01 05:03:49] [INFO ] Deduced a trap composed of 5 places in 58 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
[2024-06-01 05:03:50] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 1 ms to minimize.
[2024-06-01 05:03:50] [INFO ] Deduced a trap composed of 14 places in 43 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 4414 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 7285 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 11998ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12003ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 23458 ms. Remains : 45/45 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 finished in 78783 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 177 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 0 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 7 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:04:00] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 05:04:00] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:04:00] [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
[2024-06-01 05:04:01] [INFO ] Deduced a trap composed of 5 places in 43 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 3304 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
[2024-06-01 05:04:06] [INFO ] Deduced a trap composed of 15 places in 47 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 8739 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 12379ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12382ms
[2024-06-01 05:04:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:12] [INFO ] Invariant cache hit.
[2024-06-01 05:04:13] [INFO ] Implicit Places using invariants in 46 ms returned [13, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 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 12449 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 3968 reset in 790 ms.
Product exploration explored 100000 steps with 3949 reset in 666 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 273 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 152 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 238 steps (2 resets) in 7 ms. (29 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 471 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 151 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 140 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-06-01 05:04:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 43 cols
[2024-06-01 05:04:15] [INFO ] Computed 5 invariants in 0 ms
[2024-06-01 05:04:16] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:04:16] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 05:04:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:04:16] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:04:16] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 05:04:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:04:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 11 ms returned sat
[2024-06-01 05:04:16] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 1 ms to minimize.
[2024-06-01 05:04:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-06-01 05:04:16] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 9 ms.
[2024-06-01 05:04:16] [INFO ] Added : 11 causal constraints over 3 iterations in 37 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.
[2024-06-01 05:04:16] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:16] [INFO ] Invariant cache hit.
[2024-06-01 05:04:16] [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
[2024-06-01 05:04:17] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 0 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 3793 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 5683 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 9735ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 9739ms
[2024-06-01 05:04:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:26] [INFO ] Invariant cache hit.
[2024-06-01 05:04:26] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-01 05:04:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:26] [INFO ] Invariant cache hit.
[2024-06-01 05:04:26] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:04:26] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:04:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:26] [INFO ] Invariant cache hit.
[2024-06-01 05:04:26] [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
[2024-06-01 05:04:27] [INFO ] Deduced a trap composed of 5 places in 42 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 3932 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 6429 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 10666ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10668ms
Finished structural reductions in LTL mode , in 1 iterations and 20519 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 262 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 168 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 163 steps (1 resets) in 5 ms. (27 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 402 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 215 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 204 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
[2024-06-01 05:04:38] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:38] [INFO ] Invariant cache hit.
[2024-06-01 05:04:39] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:04:39] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 05:04:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:04:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:04:39] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 05:04:39] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:04:39] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-06-01 05:04:40] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
[2024-06-01 05:04:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-06-01 05:04:40] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 9 ms.
[2024-06-01 05:04:40] [INFO ] Added : 12 causal constraints over 4 iterations in 58 ms. Result :sat
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 253 ms :[(NOT p3), (NOT p2), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 3944 reset in 557 ms.
Product exploration explored 100000 steps with 3968 reset in 396 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 162 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 19 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:04:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:41] [INFO ] Invariant cache hit.
[2024-06-01 05:04:41] [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
[2024-06-01 05:04:42] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 0 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 4060 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 6128 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 10452ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10456ms
[2024-06-01 05:04:52] [INFO ] Redundant transitions in 0 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:04:52] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:04:52] [INFO ] Invariant cache hit.
[2024-06-01 05:04:52] [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
[2024-06-01 05:04:52] [INFO ] Deduced a trap composed of 5 places in 60 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 4244 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 5545 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 10027ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10030ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 20512 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 1 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:05:02] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:02] [INFO ] Invariant cache hit.
[2024-06-01 05:05:02] [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
[2024-06-01 05:05:02] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 0 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 3780 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 6168 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 10200ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10205ms
[2024-06-01 05:05:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:12] [INFO ] Invariant cache hit.
[2024-06-01 05:05:12] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-01 05:05:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:12] [INFO ] Invariant cache hit.
[2024-06-01 05:05:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:05:12] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:05:12] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:12] [INFO ] Invariant cache hit.
[2024-06-01 05:05:12] [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
[2024-06-01 05:05:13] [INFO ] Deduced a trap composed of 5 places in 54 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 4041 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 6113 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 10442ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10445ms
Finished structural reductions in LTL mode , in 1 iterations and 20802 ms. Remains : 43/43 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-10 finished in 82632 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 130 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.
[2024-06-01 05:05:23] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-06-01 05:05:23] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:05:23] [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
[2024-06-01 05:05:24] [INFO ] Deduced a trap composed of 5 places in 53 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 3435 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
[2024-06-01 05:05:30] [INFO ] Deduced a trap composed of 14 places in 34 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 8611 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 12382ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12387ms
[2024-06-01 05:05:35] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:35] [INFO ] Invariant cache hit.
[2024-06-01 05:05:36] [INFO ] Implicit Places using invariants in 266 ms returned []
[2024-06-01 05:05:36] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:36] [INFO ] Invariant cache hit.
[2024-06-01 05:05:36] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:05:36] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 347 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-06-01 05:05:36] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:36] [INFO ] Invariant cache hit.
[2024-06-01 05:05:36] [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
[2024-06-01 05:05:36] [INFO ] Deduced a trap composed of 5 places in 64 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
[2024-06-01 05:05:38] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 0 ms to minimize.
[2024-06-01 05:05:38] [INFO ] Deduced a trap composed of 14 places in 39 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 4208 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 5847 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 10295ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10299ms
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 23053 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 4584 reset in 310 ms.
Product exploration explored 100000 steps with 4569 reset in 300 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 552 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 410 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 563 ms. (70 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40004 steps (196 resets) in 434 ms. (91 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (192 resets) in 342 ms. (116 steps per ms) remains 2/2 properties
[2024-06-01 05:05:48] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:48] [INFO ] Invariant cache hit.
[2024-06-01 05:05:48] [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 41 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 75ms 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 1519 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 520 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 519 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]
[2024-06-01 05:05:51] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:51] [INFO ] Invariant cache hit.
[2024-06-01 05:05:51] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:05:51] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 05:05:51] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-06-01 05:05:51] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:05:51] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:05:51] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:05:51] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-06-01 05:05:51] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:05:51] [INFO ] [Nat]Added 20 Read/Feed constraints in 10 ms returned sat
[2024-06-01 05:05:51] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 1 ms to minimize.
[2024-06-01 05:05:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2024-06-01 05:05:51] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 12 ms.
[2024-06-01 05:05:51] [INFO ] Added : 4 causal constraints over 2 iterations in 47 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-06-01 05:05:51] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:51] [INFO ] Invariant cache hit.
[2024-06-01 05:05:52] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:05:52] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 05:05:52] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-06-01 05:05:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:05:52] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:05:52] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:05:52] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-06-01 05:05:52] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:05:52] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-06-01 05:05:52] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 12 ms.
[2024-06-01 05:05:52] [INFO ] Added : 11 causal constraints over 3 iterations in 118 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.
[2024-06-01 05:05:52] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:05:52] [INFO ] Invariant cache hit.
[2024-06-01 05:05:52] [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
[2024-06-01 05:05:53] [INFO ] Deduced a trap composed of 5 places in 41 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
[2024-06-01 05:05:54] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 0 ms to minimize.
[2024-06-01 05:05:54] [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 4196 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 6750 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 11362ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11367ms
[2024-06-01 05:06:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:03] [INFO ] Invariant cache hit.
[2024-06-01 05:06:03] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-06-01 05:06:03] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:03] [INFO ] Invariant cache hit.
[2024-06-01 05:06:03] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:06:03] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2024-06-01 05:06:03] [INFO ] Redundant transitions in 0 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:06:04] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:04] [INFO ] Invariant cache hit.
[2024-06-01 05:06:04] [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
[2024-06-01 05:06:04] [INFO ] Deduced a trap composed of 5 places in 42 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
[2024-06-01 05:06:06] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 0 ms to minimize.
[2024-06-01 05:06:06] [INFO ] Deduced a trap composed of 14 places in 39 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 4017 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 7504 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 11753ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11757ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 23316 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 591 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 530 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 349 ms. (114 steps per ms) remains 2/13 properties
BEST_FIRST walk for 40003 steps (195 resets) in 417 ms. (95 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (192 resets) in 331 ms. (120 steps per ms) remains 2/2 properties
[2024-06-01 05:06:17] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:17] [INFO ] Invariant cache hit.
[2024-06-01 05:06:17] [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 47 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 72ms 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 1188 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 482 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 513 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]
[2024-06-01 05:06:19] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:19] [INFO ] Invariant cache hit.
[2024-06-01 05:06:19] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 05:06:19] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-06-01 05:06:19] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2024-06-01 05:06:19] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 05:06:20] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:06:20] [INFO ] [Nat]Added 20 Read/Feed constraints in 11 ms returned sat
[2024-06-01 05:06:20] [INFO ] Deduced a trap composed of 5 places in 49 ms of which 1 ms to minimize.
[2024-06-01 05:06:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-06-01 05:06:20] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 8 ms.
[2024-06-01 05:06:20] [INFO ] Added : 4 causal constraints over 2 iterations in 30 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-06-01 05:06:20] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:20] [INFO ] Invariant cache hit.
[2024-06-01 05:06:20] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 0 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 05:06:20] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-06-01 05:06:20] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 05:06:20] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:06:20] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2024-06-01 05:06:20] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 8 ms.
[2024-06-01 05:06:20] [INFO ] Added : 11 causal constraints over 3 iterations in 72 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 447 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 4635 reset in 303 ms.
Product exploration explored 100000 steps with 4629 reset in 309 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.
[2024-06-01 05:06:21] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:21] [INFO ] Invariant cache hit.
[2024-06-01 05:06:21] [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
[2024-06-01 05:06:22] [INFO ] Deduced a trap composed of 5 places in 53 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
[2024-06-01 05:06:23] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 0 ms to minimize.
[2024-06-01 05:06:23] [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 4055 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 6003 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 10364ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10378ms
[2024-06-01 05:06:31] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:31] [INFO ] Invariant cache hit.
[2024-06-01 05:06:31] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-06-01 05:06:31] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:31] [INFO ] Invariant cache hit.
[2024-06-01 05:06:31] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:06:32] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2024-06-01 05:06:32] [INFO ] Redundant transitions in 1 ms returned []
Running 262 sub problems to find dead transitions.
[2024-06-01 05:06:32] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-06-01 05:06:32] [INFO ] Invariant cache hit.
[2024-06-01 05:06:32] [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
[2024-06-01 05:06:32] [INFO ] Deduced a trap composed of 5 places in 33 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
[2024-06-01 05:06:34] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
[2024-06-01 05:06:34] [INFO ] Deduced a trap composed of 14 places in 28 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 4157 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 6590 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 10992ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 10996ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 21508 ms. Remains : 45/45 places, 265/265 transitions.
Treatment of property BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 finished in 79815 ms.
[2024-06-01 05:06:43] [INFO ] Flatten gal took : 26 ms
[2024-06-01 05:06:43] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 21 ms.
[2024-06-01 05:06:43] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 46 places, 266 transitions and 1920 arcs took 5 ms.
Total runtime 579131 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-11 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
FORMULA BridgeAndVehicles-COL-V10P10N10-LTLFireability-15 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717218404198

--------------------
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
mcc2024
ltl formula name BridgeAndVehicles-COL-V10P10N10-LTLFireability-10
ltl formula formula --ltl=/tmp/3420/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 46 places, 266 transitions and 1920 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.070 real 0.010 user 0.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3420/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3420/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3420/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3420/ltl_0_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-COL-V10P10N10-LTLFireability-11
ltl formula formula --ltl=/tmp/3420/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 46 places, 266 transitions and 1920 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.100 real 0.020 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3420/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3420/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3420/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3420/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 49 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 47, there are 381 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~55 levels ~10000 states ~31136 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 10605
pnml2lts-mc( 0/ 4): unique states count: 10605
pnml2lts-mc( 0/ 4): unique transitions count: 35656
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 25471
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 10878
pnml2lts-mc( 0/ 4): - cum. max stack depth: 215
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 10878 states 37211 transitions, fanout: 3.421
pnml2lts-mc( 0/ 4): Total exploration time 0.150 sec (0.140 sec minimum, 0.145 sec on average)
pnml2lts-mc( 0/ 4): States per second: 72520, Transitions per second: 248073
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.1MB, 10.2 B/state, compr.: 5.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 269 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.1MB (~256.0MB paged-in)
ltl formula name BridgeAndVehicles-COL-V10P10N10-LTLFireability-14
ltl formula formula --ltl=/tmp/3420/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 46 places, 266 transitions and 1920 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3420/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3420/ltl_2_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.060 real 0.010 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3420/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3420/ltl_2_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): unaligned fastbin chunk detected
ltl formula name BridgeAndVehicles-COL-V10P10N10-LTLFireability-15
ltl formula formula --ltl=/tmp/3420/ltl_3_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 46 places, 266 transitions and 1920 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/3420/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/3420/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/3420/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/3420/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 49 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 47, there are 968 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 8729
pnml2lts-mc( 0/ 4): unique states count: 8729
pnml2lts-mc( 0/ 4): unique transitions count: 36978
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 29403
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 9181
pnml2lts-mc( 0/ 4): - cum. max stack depth: 189
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 9181 states 39737 transitions, fanout: 4.328
pnml2lts-mc( 0/ 4): Total exploration time 0.100 sec (0.090 sec minimum, 0.095 sec on average)
pnml2lts-mc( 0/ 4): States per second: 91810, Transitions per second: 397370
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.1MB, 10.0 B/state, compr.: 5.3%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 269 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.1MB (~256.0MB paged-in)

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="ltsminxred"
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 ltsminxred"
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 r472-tajo-171620398600012"
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 ;