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-171620397400043.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 LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397400043
=====================================================================

--------------------
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-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716275494474

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
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 07:11:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 07:11:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 07:11:36] [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 07:11:36] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 07:11:36] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 572 ms
[2024-05-21 07:11:36] [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/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2024-05-21 07:11:36] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2024-05-21 07:11:36] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Remains 12 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.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
RANDOM walk for 40000 steps (8 resets) in 1722 ms. (23 steps per ms) remains 4/24 properties
BEST_FIRST walk for 40001 steps (8 resets) in 410 ms. (97 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 149 ms. (266 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 90 ms. (439 steps per ms) remains 3/4 properties
// Phase 1: matrix 10 rows 12 cols
[2024-05-21 07:11:37] [INFO ] Computed 4 invariants in 4 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp20 is UNSAT
At refinement iteration 1 (OVERLAPS) 7/12 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/16 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 2 solved, 1 unsolved in 165 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 9/12 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 6/21 variables, 2/14 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/21 variables, 1/15 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/21 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/22 variables, 1/16 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/22 variables, 1/17 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 17 constraints, problems are : Problem set: 2 solved, 1 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 251ms problems are : Problem set: 2 solved, 1 unsolved
Finished Parikh walk after 61 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=61 )
Parikh walk visited 1 properties in 6 ms.
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
[2024-05-21 07:11:37] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2024-05-21 07:11:37] [INFO ] Flatten gal took : 13 ms
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 07:11:37] [INFO ] Flatten gal took : 2 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 07:11:38] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 34 ms.
[2024-05-21 07:11:38] [INFO ] Unfolded 8 HLPN properties in 0 ms.
Support contains 15 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Applied a total of 0 rules in 13 ms. Remains 68 /68 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Running 545 sub problems to find dead transitions.
[2024-05-21 07:11:38] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2024-05-21 07:11:38] [INFO ] Computed 7 invariants in 13 ms
[2024-05-21 07:11:38] [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 07:11:41] [INFO ] Deduced a trap composed of 5 places in 246 ms of which 15 ms to minimize.
[2024-05-21 07:11:42] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 1 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 07:11:42] [INFO ] Deduced a trap composed of 14 places in 79 ms of which 2 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
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 5 (OVERLAPS) 130/198 variables, 68/78 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 22/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
[2024-05-21 07:11:48] [INFO ] Deduced a trap composed of 6 places in 95 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 1/101 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 0/101 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/198 variables, 0/101 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 101 constraints, problems are : Problem set: 42 solved, 503 unsolved in 15224 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 4/4 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) 2/68 variables, 2/10 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 1/11 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/11 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 130/198 variables, 68/79 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 22/101 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 503/604 constraints. Problems are: Problem set: 42 solved, 503 unsolved
[2024-05-21 07:12:03] [INFO ] Deduced a trap composed of 6 places in 113 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 1/605 constraints. Problems are: Problem set: 42 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 198/198 variables, and 605 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 5/5 constraints]
After SMT, in 36562ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 36586ms
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 07:12:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 07:12:14] [INFO ] Computed 9 invariants in 4 ms
[2024-05-21 07:12:14] [INFO ] Implicit Places using invariants in 191 ms returned []
[2024-05-21 07:12:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:12:14] [INFO ] Invariant cache hit.
[2024-05-21 07:12:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:15] [INFO ] Implicit Places using invariants and state equation in 259 ms returned []
Implicit Place search using SMT with State Equation took 455 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/68 places, 506/548 transitions.
Applied a total of 0 rules in 8 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37080 ms. Remains : 68/68 places, 506/548 transitions.
Support contains 15 out of 68 places after structural reductions.
[2024-05-21 07:12:15] [INFO ] Flatten gal took : 57 ms
[2024-05-21 07:12:15] [INFO ] Flatten gal took : 48 ms
[2024-05-21 07:12:15] [INFO ] Input system was already deterministic with 506 transitions.
RANDOM walk for 40000 steps (224 resets) in 1726 ms. (23 steps per ms) remains 1/21 properties
BEST_FIRST walk for 40005 steps (80 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
[2024-05-21 07:12:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:12:15] [INFO ] Invariant cache hit.
[2024-05-21 07:12:15] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/51 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/133 variables, 51/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 48/181 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/183 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/183 variables, 2/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/183 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/194 variables, 11/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/194 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 97 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/51 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/133 variables, 51/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 48/181 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/183 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/183 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 11/194 variables, 11/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/194 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/194 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/194 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 458ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 554 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 505
Applied a total of 3 rules in 89 ms. Remains 65 /68 variables (removed 3) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:12:16] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 07:12:16] [INFO ] Computed 7 invariants in 6 ms
[2024-05-21 07:12:16] [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 07:12:18] [INFO ] Deduced a trap composed of 5 places in 65 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 9206 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 20015 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 30481ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30491ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30583 ms. Remains : 65/68 places, 505/506 transitions.
RANDOM walk for 40000 steps (224 resets) in 211 ms. (188 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1011890 steps, run timeout after 3001 ms. (steps per millisecond=337 ) properties seen :0 out of 1
Probabilistic random walk after 1011890 steps, saw 243392 distinct states, run finished after 3005 ms. (steps per millisecond=336 ) properties seen :0
[2024-05-21 07:12:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:12:50] [INFO ] Invariant cache hit.
[2024-05-21 07:12:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 132/175 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/175 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/175 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/175 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/177 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/177 variables, 2/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/177 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/190 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/190 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 117 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: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 132/175 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/175 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/175 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/175 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/175 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/177 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/177 variables, 2/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/177 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 13/190 variables, 13/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/190 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 1 unsolved in 121 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: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 249ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 20 ms.
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 21 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 65/65 places, 505/505 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 19 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-05-21 07:12:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:12:50] [INFO ] Invariant cache hit.
[2024-05-21 07:12:50] [INFO ] Implicit Places using invariants in 128 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 132 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 63/65 places, 505/505 transitions.
Applied a total of 0 rules in 17 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 169 ms. Remains : 63/65 places, 505/505 transitions.
RANDOM walk for 40000 steps (224 resets) in 213 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1078633 steps, run timeout after 3001 ms. (steps per millisecond=359 ) properties seen :0 out of 1
Probabilistic random walk after 1078633 steps, saw 258534 distinct states, run finished after 3003 ms. (steps per millisecond=359 ) properties seen :0
[2024-05-21 07:12:53] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-05-21 07:12:53] [INFO ] Computed 5 invariants in 5 ms
[2024-05-21 07:12:53] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 130/173 variables, 46/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/175 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/175 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/175 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 13/188 variables, 13/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 130/173 variables, 46/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/173 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/175 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/175 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/175 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/188 variables, 13/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 1 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 313ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 16 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 63/63 places, 505/505 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 15 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-05-21 07:12:53] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:12:53] [INFO ] Invariant cache hit.
[2024-05-21 07:12:54] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-21 07:12:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:12:54] [INFO ] Invariant cache hit.
[2024-05-21 07:12:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:12:54] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2024-05-21 07:12:54] [INFO ] Redundant transitions in 23 ms returned []
Running 502 sub problems to find dead transitions.
[2024-05-21 07:12:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:12:54] [INFO ] Invariant cache hit.
[2024-05-21 07:12:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:12:56] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:13:00] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 1 ms to minimize.
[2024-05-21 07:13:00] [INFO ] Deduced a trap composed of 14 places in 71 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 91 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11240 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/71 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/593 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/188 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 593 constraints, problems are : Problem set: 0 solved, 502 unsolved in 25286 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 3/3 constraints]
After SMT, in 37521ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 37527ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37914 ms. Remains : 63/63 places, 505/505 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 63 transition count 125
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 1 with 4 rules applied. Total rules applied 384 place count 61 transition count 123
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 386 place count 61 transition count 121
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 388 place count 59 transition count 121
Applied a total of 388 rules in 37 ms. Remains 59 /63 variables (removed 4) and now considering 121/505 (removed 384) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 121 rows 59 cols
[2024-05-21 07:13:31] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 07:13:31] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 07:13:32] [INFO ] After 111ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-21 07:13:32] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 07:13:32] [INFO ] After 43ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-21 07:13:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:13:32] [INFO ] After 7ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-21 07:13:32] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-21 07:13:32] [INFO ] After 115ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 288 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 51 stabilizing places and 82 stable transitions
Graph (complete) has 1139 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.8 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(p0)||(p1 U (p2||G(p1)))))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 5 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:13:32] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 07:13:32] [INFO ] Computed 9 invariants in 6 ms
[2024-05-21 07:13:32] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:13:34] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 0 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) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:13:38] [INFO ] Deduced a trap composed of 6 places in 61 ms of which 0 ms to minimize.
[2024-05-21 07:13:38] [INFO ] Deduced a trap composed of 7 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (OVERLAPS) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 100 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12692 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 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) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/603 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:13:54] [INFO ] Deduced a trap composed of 15 places in 97 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 604 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 33779ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33787ms
[2024-05-21 07:14:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:14:06] [INFO ] Invariant cache hit.
[2024-05-21 07:14:06] [INFO ] Implicit Places using invariants in 105 ms returned [24, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 108 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 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.
Finished structural reductions in LTL mode , in 2 iterations and 33904 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 331 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1692 reset in 401 ms.
Product exploration explored 100000 steps with 1693 reset in 269 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 442 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 340 steps (1 resets) in 9 ms. (34 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p0 p2 p1)))]
Knowledge based reduction with 9 factoid took 597 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 84 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 07:14:09] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:14:09] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:14:09] [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 07:14:11] [INFO ] Deduced a trap composed of 5 places in 76 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:14:14] [INFO ] Deduced a trap composed of 6 places in 82 ms of which 1 ms to minimize.
[2024-05-21 07:14:14] [INFO ] Deduced a trap composed of 7 places in 69 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13180 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:14:25] [INFO ] Deduced a trap composed of 6 places in 72 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:14:36] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 0/601 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 601 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
After SMT, in 34291ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 34301ms
[2024-05-21 07:14:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:14:43] [INFO ] Invariant cache hit.
[2024-05-21 07:14:43] [INFO ] Implicit Places using invariants in 158 ms returned []
[2024-05-21 07:14:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:14:43] [INFO ] Invariant cache hit.
[2024-05-21 07:14:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:14:43] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
[2024-05-21 07:14:43] [INFO ] Redundant transitions in 5 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 07:14:43] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:14:43] [INFO ] Invariant cache hit.
[2024-05-21 07:14:43] [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 07:14:45] [INFO ] Deduced a trap composed of 5 places in 80 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:14:49] [INFO ] Deduced a trap composed of 6 places in 84 ms of which 1 ms to minimize.
[2024-05-21 07:14:49] [INFO ] Deduced a trap composed of 7 places in 77 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12704 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:14:59] [INFO ] Deduced a trap composed of 6 places in 95 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 23218 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 36944ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 36953ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71716 ms. Remains : 66/66 places, 506/506 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 276 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 466 steps (2 resets) in 10 ms. (42 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p2 p1 p0)))]
Knowledge based reduction with 3 factoid took 406 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1687 reset in 317 ms.
Product exploration explored 100000 steps with 1692 reset in 302 ms.
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 24 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 07:15:22] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:15:22] [INFO ] Invariant cache hit.
[2024-05-21 07:15:22] [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 07:15:24] [INFO ] Deduced a trap composed of 5 places in 97 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:15:28] [INFO ] Deduced a trap composed of 6 places in 69 ms of which 0 ms to minimize.
[2024-05-21 07:15:28] [INFO ] Deduced a trap composed of 7 places in 87 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14681 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:15:40] [INFO ] Deduced a trap composed of 6 places in 89 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 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 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 35825ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35834ms
[2024-05-21 07:15:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:15:58] [INFO ] Invariant cache hit.
[2024-05-21 07:15:58] [INFO ] Implicit Places using invariants in 241 ms returned []
[2024-05-21 07:15:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:15:58] [INFO ] Invariant cache hit.
[2024-05-21 07:15:58] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:15:58] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
[2024-05-21 07:15:58] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 07:15:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:15:58] [INFO ] Invariant cache hit.
[2024-05-21 07:15:58] [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 07:16:00] [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, 1/6 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:16:04] [INFO ] Deduced a trap composed of 6 places in 87 ms of which 1 ms to minimize.
[2024-05-21 07:16:04] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14868 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:16:16] [INFO ] Deduced a trap composed of 6 places in 89 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 24188 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 39961ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 39968ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 76345 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01 finished in 186300 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U (!p1 U p2))&&G(p3))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 1139 edges and 68 vertex of which 67 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 56 ms. Remains 67 /68 variables (removed 1) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:16:39] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-05-21 07:16:39] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 07:16:39] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:16:41] [INFO ] Deduced a trap composed of 5 places in 98 ms of which 0 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) 1/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:16:45] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:16:49] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14424 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/78 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 503/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/193 variables, and 601 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
After SMT, in 35781ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35787ms
[2024-05-21 07:17:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:17:14] [INFO ] Invariant cache hit.
[2024-05-21 07:17:14] [INFO ] Implicit Places using invariants in 132 ms returned [24]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 146 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 22 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 36013 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 353 ms :[(OR (NOT p2) (NOT p3)), (NOT p2), (NOT p3), (NOT p2), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02 finished in 36392 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)&&F(G(p1)))))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 1139 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output 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 3 place count 66 transition count 505
Applied a total of 3 rules in 25 ms. Remains 66 /68 variables (removed 2) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-05-21 07:17:15] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 66 cols
[2024-05-21 07:17:15] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 07:17:15] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:17:17] [INFO ] Deduced a trap composed of 5 places in 90 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) 1/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:17:21] [INFO ] Deduced a trap composed of 6 places in 127 ms of which 18 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 10 (OVERLAPS) 0/191 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 96 constraints, problems are : Problem set: 0 solved, 502 unsolved in 12626 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 66/66 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) 0/65 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 3/7 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) 1/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 502/598 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 07:17:37] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/191 variables, 1/599 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/191 variables, 0/599 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 599 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 3/3 constraints]
After SMT, in 33612ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 33618ms
[2024-05-21 07:17:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 07:17:48] [INFO ] Invariant cache hit.
[2024-05-21 07:17:49] [INFO ] Implicit Places using invariants in 152 ms returned [24, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 154 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/68 places, 505/506 transitions.
Applied a total of 0 rules in 22 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 33820 ms. Remains : 64/68 places, 505/506 transitions.
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03
Stuttering criterion allowed to conclude after 161 steps with 3 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03 finished in 33955 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(((p1||X(p2))&&p0))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 67 transition count 506
Applied a total of 1 rules in 7 ms. Remains 67 /68 variables (removed 1) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:17:49] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-05-21 07:17:49] [INFO ] Computed 8 invariants in 0 ms
[2024-05-21 07:17:49] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:17:51] [INFO ] Deduced a trap composed of 5 places in 68 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) 1/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:17:55] [INFO ] Deduced a trap composed of 6 places in 62 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12386 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 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) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 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) 1/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/193 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 33564ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33571ms
[2024-05-21 07:18:22] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:18:22] [INFO ] Invariant cache hit.
[2024-05-21 07:18:22] [INFO ] Implicit Places using invariants in 106 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 107 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 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.
Finished structural reductions in LTL mode , in 2 iterations and 33690 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05 finished in 33813 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((X((G(p0) U p1))||(p2 U p3)))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 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 506
Applied a total of 2 rules in 2 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:18:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:18:23] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 07:18:23] [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 07:18:25] [INFO ] Deduced a trap composed of 5 places in 73 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 9051 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 20010 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 29943ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29948ms
[2024-05-21 07:18:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:18:53] [INFO ] Invariant cache hit.
[2024-05-21 07:18:53] [INFO ] Implicit Places using invariants in 105 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 120 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 506/506 transitions.
Applied a total of 0 rules in 8 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 30079 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 290 ms :[(AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p3)), true, (NOT p0), (NOT p3), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 74 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06 finished in 30391 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||X((G(p1)||(p1&&F(p2)))))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 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 506
Applied a total of 2 rules in 2 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:18:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:18:53] [INFO ] Invariant cache hit.
[2024-05-21 07:18:53] [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 07:18:55] [INFO ] Deduced a trap composed of 5 places in 94 ms of which 4 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 8787 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 07:19:11] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 8 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 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: 2/2 constraints]
After SMT, in 29695ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29700ms
[2024-05-21 07:19:23] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:19:23] [INFO ] Invariant cache hit.
[2024-05-21 07:19:23] [INFO ] Implicit Places using invariants in 131 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 LTL mode, iteration 1 : 64/68 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 29851 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 182 ms :[true, (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 202 ms.
Product exploration explored 100000 steps with 50000 reset in 218 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 2/3 atomic propositions.
Knowledge obtained : [(AND p2 p0 p1), (X p0), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 26 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 finished in 30501 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||X((F((p1&&X(F(p2)))) U p1)))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 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 506
Applied a total of 2 rules in 4 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:19:24] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:19:24] [INFO ] Invariant cache hit.
[2024-05-21 07:19:24] [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 07:19:26] [INFO ] Deduced a trap composed of 5 places in 65 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 8333 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 07:19:40] [INFO ] Deduced a trap composed of 15 places in 87 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 20020 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 29344ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29353ms
[2024-05-21 07:19:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:19:53] [INFO ] Invariant cache hit.
[2024-05-21 07:19:53] [INFO ] Implicit Places using invariants in 142 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 144 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/68 places, 506/506 transitions.
Applied a total of 0 rules in 4 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 29506 ms. Remains : 65/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 309 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14
Stuttering criterion allowed to conclude after 37632 steps with 1865 reset in 150 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14 finished in 29993 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(p0)||(p1 U (p2||G(p1)))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 11 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-05-21 07:19:54] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 07:19:54] [INFO ] Computed 9 invariants in 2 ms
[2024-05-21 07:19:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:19:56] [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) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:20:00] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 0 ms to minimize.
[2024-05-21 07:20:00] [INFO ] Deduced a trap composed of 7 places in 81 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (OVERLAPS) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 100 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12669 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 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) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/603 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:20:15] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 604 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 33711ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33717ms
[2024-05-21 07:20:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:20:28] [INFO ] Invariant cache hit.
[2024-05-21 07:20:28] [INFO ] Implicit Places using invariants in 141 ms returned [24, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 155 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 12 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 33896 ms. Remains : 66/68 places, 506/506 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1703 reset in 297 ms.
Product exploration explored 100000 steps with 1686 reset in 265 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 474 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 473 steps (2 resets) in 6 ms. (67 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p0 p2 p1)))]
Knowledge based reduction with 9 factoid took 758 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 28 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 07:20:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 07:20:30] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 07:20:30] [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 07:20:32] [INFO ] Deduced a trap composed of 5 places in 74 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:20:35] [INFO ] Deduced a trap composed of 6 places in 74 ms of which 0 ms to minimize.
[2024-05-21 07:20:35] [INFO ] Deduced a trap composed of 7 places in 64 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 12717 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:20:46] [INFO ] Deduced a trap composed of 6 places in 90 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:21:00] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 1/601 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 601 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
After SMT, in 33652ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33658ms
[2024-05-21 07:21:04] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:21:04] [INFO ] Invariant cache hit.
[2024-05-21 07:21:04] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-21 07:21:04] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:21:04] [INFO ] Invariant cache hit.
[2024-05-21 07:21:04] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:21:04] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
[2024-05-21 07:21:04] [INFO ] Redundant transitions in 6 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 07:21:04] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:21:04] [INFO ] Invariant cache hit.
[2024-05-21 07:21:04] [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 07:21:06] [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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:21:10] [INFO ] Deduced a trap composed of 6 places in 64 ms of which 0 ms to minimize.
[2024-05-21 07:21:10] [INFO ] Deduced a trap composed of 7 places in 62 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13635 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:21:21] [INFO ] Deduced a trap composed of 6 places in 67 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 24823 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 39537ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 39549ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 73565 ms. Remains : 66/66 places, 506/506 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 239 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 335 steps (1 resets) in 5 ms. (55 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p2 p1 p0)))]
Knowledge based reduction with 3 factoid took 358 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1683 reset in 203 ms.
Product exploration explored 100000 steps with 1708 reset in 213 ms.
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 13 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 07:21:45] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:21:45] [INFO ] Invariant cache hit.
[2024-05-21 07:21:45] [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 07:21:47] [INFO ] Deduced a trap composed of 5 places in 94 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:21:50] [INFO ] Deduced a trap composed of 6 places in 65 ms of which 1 ms to minimize.
[2024-05-21 07:21:50] [INFO ] Deduced a trap composed of 7 places in 65 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13240 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:22:01] [INFO ] Deduced a trap composed of 6 places in 66 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 34280ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 34285ms
[2024-05-21 07:22:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:22:19] [INFO ] Invariant cache hit.
[2024-05-21 07:22:19] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-21 07:22:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:22:19] [INFO ] Invariant cache hit.
[2024-05-21 07:22:19] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 07:22:19] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
[2024-05-21 07:22:19] [INFO ] Redundant transitions in 4 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 07:22:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 07:22:19] [INFO ] Invariant cache hit.
[2024-05-21 07:22:19] [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 07:22:21] [INFO ] Deduced a trap composed of 5 places in 85 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:22:25] [INFO ] Deduced a trap composed of 6 places in 92 ms of which 1 ms to minimize.
[2024-05-21 07:22:25] [INFO ] Deduced a trap composed of 7 places in 82 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/192 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13531 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 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) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 07:22:36] [INFO ] Deduced a trap composed of 6 places in 94 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 600 constraints, problems are : Problem set: 0 solved, 503 unsolved in 23752 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 38179ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 38187ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 72810 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01 finished in 184150 ms.
[2024-05-21 07:22:58] [INFO ] Flatten gal took : 27 ms
[2024-05-21 07:22:58] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-21 07:22:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 68 places, 506 transitions and 3742 arcs took 7 ms.
Total runtime 682188 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/415/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 68
TRANSITIONS: 506
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.020s, Sys 0.000s]


SAVING FILE /home/mcc/execution/415/model (.net / .def) ...
EXPORT TIME: [User 0.002s, 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: 1464
MODEL NAME: /home/mcc/execution/415/model
68 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-LTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716276205860

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="LTLCardinality"
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 LTLCardinality"
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-171620397400043"
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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;