About the Execution of GreatSPN+red for BridgeAndVehicles-COL-V20P20N10
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
4307.336 | 3600000.00 | 3871626.00 | 884.20 | T?FFFFFTFFTFFFFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/mnt/tpsp/fkordon/mcc2024-input.r047-tajo-171620397400044.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is BridgeAndVehicles-COL-V20P20N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397400044
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.8K Apr 13 01:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 13 01:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 13 01:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Apr 13 01:36 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 4.4K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K 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 14K Apr 13 01:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Apr 13 01:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 13 01:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Apr 13 01:53 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 39K 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-V20P20N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716275498642
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 07:11:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 07:11:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 07:11:40] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-21 07:11:40] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 07:11:41] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 637 ms
[2024-05-21 07:11:41] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 68 PT places and 19578.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2024-05-21 07:11:41] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 16 ms.
[2024-05-21 07:11:41] [INFO ] Skeletonized 8 HLPN properties in 4 ms. Removed 8 properties that had guard overlaps.
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.3 ms
Remains 3 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
RANDOM walk for 237 steps (0 resets) in 50 ms. (4 steps per ms) remains 0/5 properties
[2024-05-21 07:11:41] [INFO ] Flatten gal took : 13 ms
[2024-05-21 07:11:41] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-21 07:11:41] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 38 ms.
[2024-05-21 07:11:41] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 66 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 31 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
Running 545 sub problems to find dead transitions.
[2024-05-21 07:11:41] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2024-05-21 07:11:41] [INFO ] Computed 5 invariants in 17 ms
[2024-05-21 07:11:42] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 545 unsolved
[2024-05-21 07:11:45] [INFO ] Deduced a trap composed of 5 places in 174 ms of which 10 ms to minimize.
[2024-05-21 07:11:46] [INFO ] Deduced a trap composed of 15 places in 441 ms of which 13 ms to minimize.
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
[2024-05-21 07:11:47] [INFO ] Deduced a trap composed of 14 places in 90 ms of which 1 ms to minimize.
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/74 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/196 variables, 0/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 96 constraints, problems are : Problem set: 42 solved, 503 unsolved in 13343 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 130/196 variables, 66/74 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 22/96 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 503/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/196 variables, 0/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/196 variables, 0/599 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 196/196 variables, and 599 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 66/66 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 3/3 constraints]
After SMT, in 34861ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 34921ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
[2024-05-21 07:12:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:12:16] [INFO ] Computed 7 invariants in 6 ms
[2024-05-21 07:12:16] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-05-21 07:12:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:12:16] [INFO ] Invariant cache hit.
[2024-05-21 07:12:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:17] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 506/548 transitions.
Applied a total of 0 rules in 4 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35213 ms. Remains : 66/68 places, 506/548 transitions.
Support contains 66 out of 66 places after structural reductions.
[2024-05-21 07:12:17] [INFO ] Flatten gal took : 60 ms
[2024-05-21 07:12:17] [INFO ] Flatten gal took : 114 ms
[2024-05-21 07:12:17] [INFO ] Input system was already deterministic with 506 transitions.
Reduction of identical properties reduced properties to check from 16 to 14
RANDOM walk for 35268 steps (198 resets) in 3232 ms. (10 steps per ms) remains 0/14 properties
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 49 stabilizing places and 82 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' '!(X(F(p0)))'
Support contains 1 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 6 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:12:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:12:19] [INFO ] Invariant cache hit.
[2024-05-21 07:12:19] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:12:21] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8668 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:12:35] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 29598ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29604ms
[2024-05-21 07:12:48] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:12:48] [INFO ] Invariant cache hit.
[2024-05-21 07:12:48] [INFO ] Implicit Places using invariants in 102 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 105 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29721 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 425 ms.
Product exploration explored 100000 steps with 50000 reset in 321 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 105 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-00 finished in 30896 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)||G(F((!p1 U (p2||G(!p1))))))))'
Support contains 47 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 12 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:12:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:12:50] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:12:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:12:52] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8592 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20008 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29750ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29760ms
[2024-05-21 07:13:19] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:13:19] [INFO ] Invariant cache hit.
[2024-05-21 07:13:19] [INFO ] Implicit Places using invariants in 86 ms returned []
[2024-05-21 07:13:19] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:13:19] [INFO ] Invariant cache hit.
[2024-05-21 07:13:19] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:13:19] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:13:19] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:13:19] [INFO ] Invariant cache hit.
[2024-05-21 07:13:19] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:13:22] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8081 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:13:34] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 24910 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 34017ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 34028ms
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 505/506 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64012 ms. Remains : 65/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 245 ms :[(AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1), (AND (NOT p2) p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-01
Product exploration explored 100000 steps with 1516 reset in 786 ms.
Product exploration explored 100000 steps with 1515 reset in 702 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 376 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
RANDOM walk for 301 steps (0 resets) in 14 ms. (20 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F (NOT (AND (NOT p2) p1))), (F (NOT (OR p2 p1)))]
Knowledge based reduction with 10 factoid took 564 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2024-05-21 07:13:57] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:13:57] [INFO ] Invariant cache hit.
[2024-05-21 07:13:57] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2024-05-21 07:13:57] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-21 07:13:57] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-05-21 07:13:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:13:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:13:57] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 13 ms returned sat
[2024-05-21 07:13:57] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-21 07:13:58] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:13:58] [INFO ] [Nat]Added 20 Read/Feed constraints in 13 ms returned sat
[2024-05-21 07:13:58] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 42 ms.
[2024-05-21 07:13:58] [INFO ] Added : 11 causal constraints over 5 iterations in 212 ms. Result :sat
Could not prove EG (AND (NOT p2) p1)
Support contains 25 out of 65 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 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 46 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:13:58] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:13:58] [INFO ] Invariant cache hit.
[2024-05-21 07:13:58] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:14:00] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9009 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:14:14] [INFO ] Deduced a trap composed of 15 places in 91 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30242ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30249ms
[2024-05-21 07:14:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:14:28] [INFO ] Invariant cache hit.
[2024-05-21 07:14:28] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-21 07:14:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:14:28] [INFO ] Invariant cache hit.
[2024-05-21 07:14:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:14:28] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
[2024-05-21 07:14:28] [INFO ] Redundant transitions in 29 ms returned []
Running 502 sub problems to find dead transitions.
[2024-05-21 07:14:28] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:14:28] [INFO ] Invariant cache hit.
[2024-05-21 07:14:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:14:30] [INFO ] Deduced a trap composed of 5 places in 80 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8791 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:14:44] [INFO ] Deduced a trap composed of 15 places in 92 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 29587 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 39368ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 39373ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 69890 ms. Remains : 65/65 places, 505/505 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND (NOT p2) p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 174 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 278 steps (0 resets) in 18 ms. (14 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND (NOT p2) p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F p2), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 10 factoid took 411 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 92 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
[2024-05-21 07:15:09] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:15:09] [INFO ] Invariant cache hit.
[2024-05-21 07:15:09] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2024-05-21 07:15:09] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-21 07:15:09] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-05-21 07:15:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:15:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:15:09] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:15:09] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-21 07:15:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:09] [INFO ] [Nat]Added 20 Read/Feed constraints in 39 ms returned sat
[2024-05-21 07:15:09] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 99 ms.
[2024-05-21 07:15:10] [INFO ] Added : 11 causal constraints over 4 iterations in 294 ms. Result :sat
Could not prove EG (AND p1 (NOT p2))
Stuttering acceptance computed with spot in 99 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 1505 reset in 401 ms.
Product exploration explored 100000 steps with 1507 reset in 433 ms.
Support contains 25 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 23 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:15:11] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:15:11] [INFO ] Invariant cache hit.
[2024-05-21 07:15:11] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:15:13] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8620 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:15:26] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29750ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29757ms
[2024-05-21 07:15:40] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:15:40] [INFO ] Invariant cache hit.
[2024-05-21 07:15:41] [INFO ] Implicit Places using invariants in 90 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 92 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/65 places, 505/505 transitions.
Applied a total of 0 rules in 24 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29911 ms. Remains : 64/65 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-01 finished in 171279 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(F(p0)))'
Support contains 3 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
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 63 transition count 504
Applied a total of 5 rules in 52 ms. Remains 63 /66 variables (removed 3) and now considering 504/506 (removed 2) transitions.
[2024-05-21 07:15:41] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
// Phase 1: matrix 124 rows 63 cols
[2024-05-21 07:15:41] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:15:41] [INFO ] Implicit Places using invariants in 199 ms returned [22, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 202 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/66 places, 504/506 transitions.
Applied a total of 0 rules in 28 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 285 ms. Remains : 61/66 places, 504/506 transitions.
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-02
Product exploration explored 100000 steps with 1681 reset in 245 ms.
Product exploration explored 100000 steps with 1683 reset in 236 ms.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 234 steps (0 resets) in 5 ms. (39 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
[2024-05-21 07:15:42] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
// Phase 1: matrix 124 rows 61 cols
[2024-05-21 07:15:42] [INFO ] Computed 4 invariants in 5 ms
[2024-05-21 07:15:42] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 07:15:42] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-21 07:15:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:15:42] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-21 07:15:42] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-21 07:15:42] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:42] [INFO ] [Nat]Added 20 Read/Feed constraints in 37 ms returned sat
[2024-05-21 07:15:43] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 1 ms to minimize.
[2024-05-21 07:15:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2024-05-21 07:15:43] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 73 transitions) in 40 ms.
[2024-05-21 07:15:43] [INFO ] Added : 16 causal constraints over 4 iterations in 107 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 504/504 transitions.
Applied a total of 0 rules in 28 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-05-21 07:15:43] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:15:43] [INFO ] Invariant cache hit.
[2024-05-21 07:15:43] [INFO ] Implicit Places using invariants in 173 ms returned []
[2024-05-21 07:15:43] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:15:43] [INFO ] Invariant cache hit.
[2024-05-21 07:15:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:43] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
[2024-05-21 07:15:43] [INFO ] Redundant transitions in 4 ms returned []
Running 501 sub problems to find dead transitions.
[2024-05-21 07:15:43] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:15:43] [INFO ] Invariant cache hit.
[2024-05-21 07:15:43] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-05-21 07:15:45] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-05-21 07:15:51] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 0 ms to minimize.
[2024-05-21 07:15:51] [INFO ] Deduced a trap composed of 14 places in 78 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 88 constraints, problems are : Problem set: 0 solved, 501 unsolved in 10851 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 501 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 501/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 589 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
After SMT, in 41885ms problems are : Problem set: 0 solved, 501 unsolved
Search for dead transitions found 0 dead transitions in 41893ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 42316 ms. Remains : 61/61 places, 504/504 transitions.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 121 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 221 steps (0 resets) in 4 ms. (44 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
[2024-05-21 07:16:26] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:16:26] [INFO ] Invariant cache hit.
[2024-05-21 07:16:26] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:26] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-21 07:16:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:16:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-21 07:16:26] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-21 07:16:26] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:26] [INFO ] [Nat]Added 20 Read/Feed constraints in 37 ms returned sat
[2024-05-21 07:16:26] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 1 ms to minimize.
[2024-05-21 07:16:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2024-05-21 07:16:26] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 73 transitions) in 24 ms.
[2024-05-21 07:16:26] [INFO ] Added : 16 causal constraints over 4 iterations in 87 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1687 reset in 232 ms.
Product exploration explored 100000 steps with 1685 reset in 236 ms.
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 504/504 transitions.
Applied a total of 0 rules in 21 ms. Remains 61 /61 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-05-21 07:16:27] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:16:27] [INFO ] Invariant cache hit.
[2024-05-21 07:16:27] [INFO ] Implicit Places using invariants in 125 ms returned []
[2024-05-21 07:16:27] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:16:27] [INFO ] Invariant cache hit.
[2024-05-21 07:16:27] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:16:27] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2024-05-21 07:16:27] [INFO ] Redundant transitions in 3 ms returned []
Running 501 sub problems to find dead transitions.
[2024-05-21 07:16:27] [INFO ] Flow matrix only has 124 transitions (discarded 380 similar events)
[2024-05-21 07:16:27] [INFO ] Invariant cache hit.
[2024-05-21 07:16:27] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-05-21 07:16:29] [INFO ] Deduced a trap composed of 5 places in 81 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 501 unsolved
[2024-05-21 07:16:35] [INFO ] Deduced a trap composed of 15 places in 91 ms of which 1 ms to minimize.
[2024-05-21 07:16:35] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 88 constraints, problems are : Problem set: 0 solved, 501 unsolved in 10629 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 501 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 3 (OVERLAPS) 124/185 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 501/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 501 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 589 constraints, problems are : Problem set: 0 solved, 501 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 61/61 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 501/501 constraints, Known Traps: 3/3 constraints]
After SMT, in 41748ms problems are : Problem set: 0 solved, 501 unsolved
Search for dead transitions found 0 dead transitions in 41754ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 42131 ms. Remains : 61/61 places, 504/504 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-02 finished in 88237 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))&&F(!p1)))'
Support contains 54 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:17:09] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:17:09] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:17:09] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:17:11] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8070 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29301ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29308ms
[2024-05-21 07:17:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:17:38] [INFO ] Invariant cache hit.
[2024-05-21 07:17:38] [INFO ] Implicit Places using invariants in 108 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 110 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29427 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), true, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-03 finished in 29600 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&&X(G(p1))))))'
Support contains 34 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:17:39] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:17:39] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:17:39] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:17:41] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8376 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 29490ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29498ms
[2024-05-21 07:18:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:18:08] [INFO ] Invariant cache hit.
[2024-05-21 07:18:08] [INFO ] Implicit Places using invariants in 80 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 82 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29586 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 151 ms :[true, (OR (NOT p1) p0), (NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-04 finished in 29764 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)&&F(G(p2))&&p0))))'
Support contains 38 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:18:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:18:08] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 07:18:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:18:10] [INFO ] Deduced a trap composed of 5 places in 64 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8328 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29166ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29172ms
[2024-05-21 07:18:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:18:38] [INFO ] Invariant cache hit.
[2024-05-21 07:18:38] [INFO ] Implicit Places using invariants in 88 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 102 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29282 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2910 steps with 82 reset in 77 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-05 finished in 29562 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(X(F((p0&&G(p1))))))))'
Support contains 13 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:18:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:18:38] [INFO ] Invariant cache hit.
[2024-05-21 07:18:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:18:40] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8811 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:18:54] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29772ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29777ms
[2024-05-21 07:19:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:19:08] [INFO ] Invariant cache hit.
[2024-05-21 07:19:08] [INFO ] Implicit Places using invariants in 147 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 149 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29935 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-06
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-06 finished in 30228 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)))'
Support contains 33 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
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 63 transition count 504
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 61 transition count 502
Applied a total of 9 rules in 38 ms. Remains 61 /66 variables (removed 5) and now considering 502/506 (removed 4) transitions.
[2024-05-21 07:19:08] [INFO ] Flow matrix only has 122 transitions (discarded 380 similar events)
// Phase 1: matrix 122 rows 61 cols
[2024-05-21 07:19:08] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 07:19:08] [INFO ] Implicit Places using invariants in 100 ms returned [22, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 102 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/66 places, 502/506 transitions.
Applied a total of 0 rules in 16 ms. Remains 59 /59 variables (removed 0) and now considering 502/502 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 156 ms. Remains : 59/66 places, 502/506 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-08
Stuttering criterion allowed to conclude after 127 steps with 0 reset in 3 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-08 finished in 214 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)||G(p1))))'
Support contains 13 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 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 65 transition count 505
Applied a total of 2 rules in 23 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:19:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:19:08] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:19:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:19:10] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8460 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29422ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29428ms
[2024-05-21 07:19:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:19:38] [INFO ] Invariant cache hit.
[2024-05-21 07:19:38] [INFO ] Implicit Places using invariants in 133 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 134 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 63/66 places, 505/506 transitions.
Applied a total of 0 rules in 36 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29623 ms. Remains : 63/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 58 ms :[(AND p0 (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-09
Stuttering criterion allowed to conclude after 149 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-09 finished in 29700 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)||F(p1)))'
Support contains 25 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 5 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:19:38] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:19:38] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:19:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:19:40] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 30205ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30215ms
[2024-05-21 07:20:08] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:20:08] [INFO ] Invariant cache hit.
[2024-05-21 07:20:08] [INFO ] Implicit Places using invariants in 115 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 117 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30342 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-10
Product exploration explored 100000 steps with 1946 reset in 335 ms.
Product exploration explored 100000 steps with 1920 reset in 315 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 160 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 281 steps (0 resets) in 7 ms. (35 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 5 factoid took 144 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-21 07:20:10] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 64 cols
[2024-05-21 07:20:10] [INFO ] Computed 6 invariants in 2 ms
[2024-05-21 07:20:10] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:20:10] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2024-05-21 07:20:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:20:10] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:20:10] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2024-05-21 07:20:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:20:10] [INFO ] [Nat]Added 20 Read/Feed constraints in 90 ms returned sat
[2024-05-21 07:20:11] [INFO ] Deduced a trap composed of 5 places in 128 ms of which 1 ms to minimize.
[2024-05-21 07:20:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 148 ms
[2024-05-21 07:20:11] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 23 ms.
[2024-05-21 07:20:11] [INFO ] Added : 14 causal constraints over 4 iterations in 174 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 3 out of 64 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 505/505 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:20:11] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:20:11] [INFO ] Invariant cache hit.
[2024-05-21 07:20:11] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:20:13] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:20:18] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 12131 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 594 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 33230ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33240ms
[2024-05-21 07:20:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:20:44] [INFO ] Invariant cache hit.
[2024-05-21 07:20:44] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-05-21 07:20:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:20:44] [INFO ] Invariant cache hit.
[2024-05-21 07:20:44] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:20:44] [INFO ] Implicit Places using invariants and state equation in 160 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:20:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:20:44] [INFO ] Invariant cache hit.
[2024-05-21 07:20:44] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:20:46] [INFO ] Deduced a trap composed of 5 places in 93 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:20:51] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10911 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 594 constraints, problems are : Problem set: 0 solved, 502 unsolved in 23923 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 35878ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 35884ms
Finished structural reductions in LTL mode , in 1 iterations and 69415 ms. Remains : 64/64 places, 505/505 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 112 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 215 steps (0 resets) in 6 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2024-05-21 07:21:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:21:21] [INFO ] Invariant cache hit.
[2024-05-21 07:21:21] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:21:21] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2024-05-21 07:21:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:21:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:21:21] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2024-05-21 07:21:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:21:21] [INFO ] [Nat]Added 20 Read/Feed constraints in 91 ms returned sat
[2024-05-21 07:21:21] [INFO ] Deduced a trap composed of 5 places in 130 ms of which 9 ms to minimize.
[2024-05-21 07:21:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 159 ms
[2024-05-21 07:21:21] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 23 ms.
[2024-05-21 07:21:21] [INFO ] Added : 14 causal constraints over 4 iterations in 135 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1895 reset in 273 ms.
Product exploration explored 100000 steps with 1938 reset in 284 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 505/505 transitions.
Applied a total of 0 rules in 21 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:21:23] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:21:23] [INFO ] Invariant cache hit.
[2024-05-21 07:21:23] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:21:25] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:21:29] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11153 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 594 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 32191ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32197ms
[2024-05-21 07:21:55] [INFO ] Redundant transitions in 2 ms returned []
Running 502 sub problems to find dead transitions.
[2024-05-21 07:21:55] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:21:55] [INFO ] Invariant cache hit.
[2024-05-21 07:21:55] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:21:57] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:22:01] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11818 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 594 constraints, problems are : Problem set: 0 solved, 502 unsolved in 25017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 37649ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 37662ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 69901 ms. Remains : 64/64 places, 505/505 transitions.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 505/505 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:22:32] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:22:32] [INFO ] Invariant cache hit.
[2024-05-21 07:22:32] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:22:34] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:22:38] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 92 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10427 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/189 variables, 64/72 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 502/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/189 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 594 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 31359ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 31366ms
[2024-05-21 07:23:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:23:04] [INFO ] Invariant cache hit.
[2024-05-21 07:23:04] [INFO ] Implicit Places using invariants in 130 ms returned [45]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 132 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/64 places, 505/505 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31505 ms. Remains : 63/64 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-10 finished in 205911 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 p1)))||G(p0)))'
Support contains 24 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:23:04] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:23:04] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:23:04] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:23:06] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9477 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 30386ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30394ms
[2024-05-21 07:23:34] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:23:34] [INFO ] Invariant cache hit.
[2024-05-21 07:23:35] [INFO ] Implicit Places using invariants in 123 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 136 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30538 ms. Remains : 65/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 273 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-12 finished in 30835 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(G(p0)))||((!p1 U p2)&&G(!p3))) U p1))'
Support contains 30 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:23:35] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:23:35] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:23:35] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:23:37] [INFO ] Deduced a trap composed of 5 places in 64 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8372 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29308ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29315ms
[2024-05-21 07:24:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:24:04] [INFO ] Invariant cache hit.
[2024-05-21 07:24:04] [INFO ] Implicit Places using invariants in 81 ms returned [46]
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 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29406 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 395 ms :[(NOT p1), (NOT p0), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND p3 (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p0) p3), (NOT p2), p3]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-13 finished in 29829 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 26 out of 66 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 4 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:24:05] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:24:05] [INFO ] Invariant cache hit.
[2024-05-21 07:24:05] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:24:07] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9042 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:24:21] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30031ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30037ms
[2024-05-21 07:24:35] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:24:35] [INFO ] Invariant cache hit.
[2024-05-21 07:24:35] [INFO ] Implicit Places using invariants in 95 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 109 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30155 ms. Remains : 64/66 places, 505/506 transitions.
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-14 finished in 30311 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((X((G(F(p1)) U p2))||p0))))'
Support contains 34 out of 66 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:24:35] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:24:35] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:24:35] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:24:37] [INFO ] Deduced a trap composed of 5 places in 83 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8763 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 29893ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29901ms
[2024-05-21 07:25:05] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:25:05] [INFO ] Invariant cache hit.
[2024-05-21 07:25:05] [INFO ] Implicit Places using invariants in 79 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 96 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30011 ms. Remains : 64/66 places, 506/506 transitions.
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-15
Product exploration explored 100000 steps with 2498 reset in 758 ms.
Product exploration explored 100000 steps with 2475 reset in 780 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 249 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 238 steps (0 resets) in 7 ms. (29 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 4 factoid took 315 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-21 07:25:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:25:08] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 07:25:09] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 07:25:09] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-05-21 07:25:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:25:11] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 07:25:11] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-21 07:25:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:25:11] [INFO ] [Nat]Added 20 Read/Feed constraints in 39 ms returned sat
[2024-05-21 07:25:11] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 1 ms to minimize.
[2024-05-21 07:25:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 102 ms
[2024-05-21 07:25:11] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 19 ms.
[2024-05-21 07:25:11] [INFO ] Added : 12 causal constraints over 3 iterations in 124 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 34 out of 64 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:25:11] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:25:11] [INFO ] Invariant cache hit.
[2024-05-21 07:25:11] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:25:13] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 10264 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 31361ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31368ms
[2024-05-21 07:25:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:25:43] [INFO ] Invariant cache hit.
[2024-05-21 07:25:43] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-05-21 07:25:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:25:43] [INFO ] Invariant cache hit.
[2024-05-21 07:25:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:25:43] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:25:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:25:43] [INFO ] Invariant cache hit.
[2024-05-21 07:25:43] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:25:45] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9633 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 26832 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 37559ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 37567ms
Finished structural reductions in LTL mode , in 1 iterations and 69191 ms. Remains : 64/64 places, 506/506 transitions.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 205 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 814 steps (4 resets) in 17 ms. (45 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 223 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-21 07:26:21] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:26:21] [INFO ] Invariant cache hit.
[2024-05-21 07:26:23] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-21 07:26:23] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-21 07:26:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:26:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:26:24] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-21 07:26:24] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:26:25] [INFO ] [Nat]Added 20 Read/Feed constraints in 36 ms returned sat
[2024-05-21 07:26:25] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 1 ms to minimize.
[2024-05-21 07:26:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 123 ms
[2024-05-21 07:26:25] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 17 ms.
[2024-05-21 07:26:25] [INFO ] Added : 12 causal constraints over 3 iterations in 110 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 2544 reset in 912 ms.
Product exploration explored 100000 steps with 2491 reset in 1036 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 64 transition count 506
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 34 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:26:27] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:26:27] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 07:26:27] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:26:29] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 14 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Problem TDEAD20 is UNSAT
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 1 solved, 502 unsolved in 10575 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 5 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 502/592 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/592 constraints. Problems are: Problem set: 1 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 592 constraints, problems are : Problem set: 1 solved, 502 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 31533ms problems are : Problem set: 1 solved, 502 unsolved
Search for dead transitions found 1 dead transitions in 31541ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-21 07:26:59] [INFO ] Redundant transitions in 3 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 64/64 places, 505/506 transitions.
Graph (complete) has 1049 edges and 64 vertex of which 63 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 21 ms. Remains 63 /64 variables (removed 1) and now considering 505/505 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 63/64 places, 505/506 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31611 ms. Remains : 63/64 places, 505/506 transitions.
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:26:59] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:26:59] [INFO ] Computed 5 invariants in 3 ms
[2024-05-21 07:26:59] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:27:01] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:27:05] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 11162 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 19149 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 31201ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 31209ms
[2024-05-21 07:27:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:27:30] [INFO ] Invariant cache hit.
[2024-05-21 07:27:30] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-21 07:27:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:27:30] [INFO ] Invariant cache hit.
[2024-05-21 07:27:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:27:30] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:27:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:27:30] [INFO ] Invariant cache hit.
[2024-05-21 07:27:30] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:27:33] [INFO ] Deduced a trap composed of 5 places in 77 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12533 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 43780ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 43787ms
Finished structural reductions in LTL mode , in 1 iterations and 75219 ms. Remains : 64/64 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-15 finished in 219060 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)||G(F((!p1 U (p2||G(!p1))))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-01
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p2) p1), (AND (NOT p2) p1)]
Support contains 47 out of 66 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 505
Applied a total of 2 rules in 12 ms. Remains 65 /66 variables (removed 1) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:28:14] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:28:14] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:28:14] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:28:16] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9111 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 595 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20007 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
After SMT, in 29866ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29873ms
[2024-05-21 07:28:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:28:44] [INFO ] Invariant cache hit.
[2024-05-21 07:28:44] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-05-21 07:28:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:28:44] [INFO ] Invariant cache hit.
[2024-05-21 07:28:44] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:28:44] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:28:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:28:44] [INFO ] Invariant cache hit.
[2024-05-21 07:28:44] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:28:46] [INFO ] Deduced a trap composed of 5 places in 69 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8848 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:29:00] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 12 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 27793 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 37433ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 37451ms
Starting structural reductions in LI_LTL mode, iteration 1 : 65/66 places, 505/506 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 67481 ms. Remains : 65/66 places, 505/506 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-01
Product exploration explored 100000 steps with 1500 reset in 564 ms.
Product exploration explored 100000 steps with 1507 reset in 564 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 321 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
RANDOM walk for 284 steps (0 resets) in 27 ms. (10 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F (NOT (AND (NOT p2) p1))), (F (NOT (OR p2 p1)))]
Knowledge based reduction with 10 factoid took 549 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2024-05-21 07:29:24] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:29:24] [INFO ] Invariant cache hit.
[2024-05-21 07:29:25] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:29:25] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:29:25] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-21 07:29:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:29:25] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-21 07:29:25] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:29:25] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-21 07:29:25] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:29:25] [INFO ] [Nat]Added 20 Read/Feed constraints in 13 ms returned sat
[2024-05-21 07:29:25] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 16 ms.
[2024-05-21 07:29:25] [INFO ] Added : 11 causal constraints over 5 iterations in 84 ms. Result :sat
Could not prove EG (AND (NOT p2) p1)
Support contains 25 out of 65 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 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 17 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:29:25] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:29:25] [INFO ] Invariant cache hit.
[2024-05-21 07:29:25] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:29:28] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9348 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:29:42] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30671ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30677ms
[2024-05-21 07:29:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:29:56] [INFO ] Invariant cache hit.
[2024-05-21 07:29:56] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-21 07:29:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:29:56] [INFO ] Invariant cache hit.
[2024-05-21 07:29:56] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:29:56] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
[2024-05-21 07:29:56] [INFO ] Redundant transitions in 2 ms returned []
Running 502 sub problems to find dead transitions.
[2024-05-21 07:29:56] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:29:56] [INFO ] Invariant cache hit.
[2024-05-21 07:29:56] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:29:58] [INFO ] Deduced a trap composed of 5 places in 77 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8577 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:30:11] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 28292 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 37927ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 37934ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 68855 ms. Remains : 65/65 places, 505/505 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/65 stabilizing places and 81/505 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND (NOT p2) p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 167 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 329 steps (0 resets) in 22 ms. (14 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND (NOT p2) p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F p2), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 10 factoid took 288 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 61 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
[2024-05-21 07:30:35] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:30:35] [INFO ] Invariant cache hit.
[2024-05-21 07:30:35] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:30:35] [INFO ] [Real]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:30:35] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-05-21 07:30:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:30:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 07:30:35] [INFO ] [Nat]Absence check using 6 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 07:30:35] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-21 07:30:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:30:35] [INFO ] [Nat]Added 20 Read/Feed constraints in 35 ms returned sat
[2024-05-21 07:30:35] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 74 transitions) in 24 ms.
[2024-05-21 07:30:36] [INFO ] Added : 11 causal constraints over 4 iterations in 82 ms. Result :sat
Could not prove EG (AND p1 (NOT p2))
Stuttering acceptance computed with spot in 64 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 1508 reset in 432 ms.
Product exploration explored 100000 steps with 1517 reset in 448 ms.
Support contains 25 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 14 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:30:37] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:30:37] [INFO ] Invariant cache hit.
[2024-05-21 07:30:37] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:30:39] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8595 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:30:52] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29526ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29530ms
[2024-05-21 07:31:06] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:31:06] [INFO ] Invariant cache hit.
[2024-05-21 07:31:06] [INFO ] Implicit Places using invariants in 78 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 79 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/65 places, 505/505 transitions.
Applied a total of 0 rules in 18 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29653 ms. Remains : 64/65 places, 505/505 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-01 finished in 172219 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(F(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' '!((X(p0)||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((X((G(F(p1)) U p2))||p0))))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-15
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 34 out of 66 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 4 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:31:07] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:31:07] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:31:07] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:31:09] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8663 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 29423ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29429ms
[2024-05-21 07:31:36] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:31:36] [INFO ] Invariant cache hit.
[2024-05-21 07:31:36] [INFO ] Implicit Places using invariants in 143 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 145 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 64/66 places, 506/506 transitions.
Applied a total of 0 rules in 4 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 29586 ms. Remains : 64/66 places, 506/506 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLFireability-15
Product exploration explored 100000 steps with 2489 reset in 809 ms.
Product exploration explored 100000 steps with 2475 reset in 766 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 190 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 560 steps (3 resets) in 19 ms. (28 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 4 factoid took 242 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-21 07:31:39] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:31:39] [INFO ] Computed 5 invariants in 5 ms
[2024-05-21 07:31:40] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:31:40] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-21 07:31:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:31:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 07:31:42] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-21 07:31:42] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:31:42] [INFO ] [Nat]Added 20 Read/Feed constraints in 39 ms returned sat
[2024-05-21 07:31:42] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 1 ms to minimize.
[2024-05-21 07:31:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 102 ms
[2024-05-21 07:31:42] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 13 ms.
[2024-05-21 07:31:42] [INFO ] Added : 12 causal constraints over 3 iterations in 104 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 34 out of 64 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:31:42] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:31:42] [INFO ] Invariant cache hit.
[2024-05-21 07:31:42] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:31:44] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9602 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 30333ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30338ms
[2024-05-21 07:32:12] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:32:12] [INFO ] Invariant cache hit.
[2024-05-21 07:32:12] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-21 07:32:12] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:32:12] [INFO ] Invariant cache hit.
[2024-05-21 07:32:12] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:32:12] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:32:12] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:32:12] [INFO ] Invariant cache hit.
[2024-05-21 07:32:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:32:14] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9700 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 25321 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 35740ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35745ms
Finished structural reductions in LTL mode , in 1 iterations and 66231 ms. Remains : 64/64 places, 506/506 transitions.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 198 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 443 steps (2 resets) in 15 ms. (27 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (X (NOT p2))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 227 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-21 07:32:49] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:32:49] [INFO ] Invariant cache hit.
[2024-05-21 07:32:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:32:50] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-21 07:32:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 07:32:52] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:32:52] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-21 07:32:52] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:32:52] [INFO ] [Nat]Added 20 Read/Feed constraints in 37 ms returned sat
[2024-05-21 07:32:52] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 1 ms to minimize.
[2024-05-21 07:32:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2024-05-21 07:32:52] [INFO ] Computed and/alt/rep : 48/96/48 causal constraints (skipped 75 transitions) in 16 ms.
[2024-05-21 07:32:52] [INFO ] Added : 12 causal constraints over 3 iterations in 92 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 2567 reset in 973 ms.
Product exploration explored 100000 steps with 2483 reset in 726 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 506/506 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 64 transition count 506
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 20 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:32:54] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:32:54] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 07:32:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:32:56] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Problem TDEAD20 is UNSAT
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 1 solved, 502 unsolved in 9266 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 5 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 502/592 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/592 constraints. Problems are: Problem set: 1 solved, 502 unsolved
At refinement iteration 9 (OVERLAPS) 0/190 variables, 0/592 constraints. Problems are: Problem set: 1 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 592 constraints, problems are : Problem set: 1 solved, 502 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 30029ms problems are : Problem set: 1 solved, 502 unsolved
Search for dead transitions found 1 dead transitions in 30036ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-21 07:33:24] [INFO ] Redundant transitions in 2 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 64/64 places, 505/506 transitions.
Graph (complete) has 1049 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 12 ms. Remains 63 /64 variables (removed 1) and now considering 505/505 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 63/64 places, 505/506 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 30088 ms. Remains : 63/64 places, 505/506 transitions.
Support contains 34 out of 64 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 64/64 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:33:24] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 64 cols
[2024-05-21 07:33:24] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 07:33:24] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:33:26] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:33:30] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 91 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9758 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/71 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/594 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 594 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20006 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 30671ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 30676ms
[2024-05-21 07:33:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:33:55] [INFO ] Invariant cache hit.
[2024-05-21 07:33:55] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-21 07:33:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:33:55] [INFO ] Invariant cache hit.
[2024-05-21 07:33:55] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:33:55] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:33:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:33:55] [INFO ] Invariant cache hit.
[2024-05-21 07:33:55] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:33:57] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 0/190 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 90 constraints, problems are : Problem set: 0 solved, 503 unsolved in 9347 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 64/70 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 20/90 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 503/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 593 constraints, problems are : Problem set: 0 solved, 503 unsolved in 26160 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 64/64 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 36352ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 36357ms
Finished structural reductions in LTL mode , in 1 iterations and 67263 ms. Remains : 64/64 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLFireability-15 finished in 204910 ms.
[2024-05-21 07:34:31] [INFO ] Flatten gal took : 71 ms
[2024-05-21 07:34:31] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 7 ms.
[2024-05-21 07:34:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 66 places, 506 transitions and 3740 arcs took 21 ms.
Total runtime 1371628 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running BridgeAndVehicles-COL-V20P20N10
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 66
TRANSITIONS: 506
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.011s, Sys 0.004s]
SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2435
MODEL NAME: /home/mcc/execution/411/model
66 places, 506 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-15 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-COL-V20P20N10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is BridgeAndVehicles-COL-V20P20N10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r047-tajo-171620397400044"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N10.tgz
mv BridgeAndVehicles-COL-V20P20N10 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 '
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 ;