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-171620397700203.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-PT-V20P20N10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397700203
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 15K Apr 13 01:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Apr 13 01:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K Apr 13 01:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 220K Apr 13 01:37 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 6.4K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 26K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 86K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 25K Apr 13 01:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K Apr 13 01:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 156K Apr 13 01:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 648K Apr 13 01:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 434K 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-PT-V20P20N10-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716285397492

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P20N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 09:56:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 09:56:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 09:56:39] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2024-05-21 09:56:39] [INFO ] Transformed 68 places.
[2024-05-21 09:56:39] [INFO ] Transformed 548 transitions.
[2024-05-21 09:56:39] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 264 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 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 44 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 09:56:39] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2024-05-21 09:56:39] [INFO ] Computed 7 invariants in 17 ms
[2024-05-21 09:56:39] [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 09:56:43] [INFO ] Deduced a trap composed of 5 places in 147 ms of which 10 ms to minimize.
[2024-05-21 09:56:44] [INFO ] Deduced a trap composed of 15 places in 62 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 09:56:45] [INFO ] Deduced a trap composed of 14 places in 92 ms of which 0 ms to minimize.
Problem TDEAD88 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD297 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
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 100 constraints, problems are : Problem set: 42 solved, 503 unsolved in 12899 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: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 42 solved, 503 unsolved
[2024-05-21 09:56:56] [INFO ] Deduced a trap composed of 6 places in 78 ms of which 1 ms to minimize.
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 09:57:04] [INFO ] Deduced a trap composed of 6 places in 73 ms of which 1 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 20027 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 34456ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 34515ms
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 09:57:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 09:57:14] [INFO ] Computed 9 invariants in 2 ms
[2024-05-21 09:57:14] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-21 09:57:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:57:14] [INFO ] Invariant cache hit.
[2024-05-21 09:57:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:57:14] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 258 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 6 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 34880 ms. Remains : 68/68 places, 506/548 transitions.
Support contains 18 out of 68 places after structural reductions.
[2024-05-21 09:57:14] [INFO ] Flatten gal took : 74 ms
[2024-05-21 09:57:14] [INFO ] Flatten gal took : 84 ms
[2024-05-21 09:57:14] [INFO ] Input system was already deterministic with 506 transitions.
RANDOM walk for 40000 steps (224 resets) in 2504 ms. (15 steps per ms) remains 3/27 properties
BEST_FIRST walk for 40003 steps (80 resets) in 261 ms. (152 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (99 resets) in 242 ms. (164 steps per ms) remains 2/2 properties
[2024-05-21 09:57:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:57:16] [INFO ] Invariant cache hit.
[2024-05-21 09:57:16] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp24 is UNSAT
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/15 variables, 2/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/57 variables, 4/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 126/183 variables, 57/65 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 20/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 11/194 variables, 11/96 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 1/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/194 variables, 0/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/194 variables, 0/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 97 constraints, problems are : Problem set: 1 solved, 1 unsolved in 157 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: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/51 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/133 variables, 51/58 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 48/181 variables, 4/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 1/83 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/83 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/183 variables, 1/84 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/183 variables, 2/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 11/194 variables, 11/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/194 variables, 1/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/194 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/194 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 98 constraints, problems are : Problem set: 1 solved, 1 unsolved in 173 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: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 346ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 74 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.4 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 63 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 09:57:16] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 09:57:16] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:57:16] [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 09:57:18] [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) 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 8858 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 09:57:32] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29934ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29943ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30008 ms. Remains : 65/68 places, 505/506 transitions.
RANDOM walk for 40001 steps (224 resets) in 208 ms. (191 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 996161 steps, run timeout after 3001 ms. (steps per millisecond=331 ) properties seen :0 out of 1
Probabilistic random walk after 996161 steps, saw 239651 distinct states, run finished after 3004 ms. (steps per millisecond=331 ) properties seen :0
[2024-05-21 09:57:49] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 09:57:49] [INFO ] Invariant cache hit.
[2024-05-21 09:57:49] [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 134 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 549 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 722ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 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 40 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 40 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 38 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-05-21 09:57:50] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 09:57:50] [INFO ] Invariant cache hit.
[2024-05-21 09:57:51] [INFO ] Implicit Places using invariants in 699 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 704 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 20 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 762 ms. Remains : 63/65 places, 505/505 transitions.
RANDOM walk for 40000 steps (224 resets) in 219 ms. (181 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (79 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1050083 steps, run timeout after 3001 ms. (steps per millisecond=349 ) properties seen :0 out of 1
Probabilistic random walk after 1050083 steps, saw 251968 distinct states, run finished after 3001 ms. (steps per millisecond=349 ) properties seen :0
[2024-05-21 09:57:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-05-21 09:57:54] [INFO ] Computed 5 invariants in 3 ms
[2024-05-21 09:57:54] [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 89 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 135 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 247ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 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 39 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 39 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 28 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-05-21 09:57:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 09:57:54] [INFO ] Invariant cache hit.
[2024-05-21 09:57:54] [INFO ] Implicit Places using invariants in 168 ms returned []
[2024-05-21 09:57:54] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 09:57:54] [INFO ] Invariant cache hit.
[2024-05-21 09:57:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:57:54] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 398 ms to find 0 implicit places.
[2024-05-21 09:57:55] [INFO ] Redundant transitions in 23 ms returned []
Running 502 sub problems to find dead transitions.
[2024-05-21 09:57:55] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 09:57:55] [INFO ] Invariant cache hit.
[2024-05-21 09:57:55] [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 09:57:57] [INFO ] Deduced a trap composed of 5 places in 93 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
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9997 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: 1/1 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, 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
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 09:58:12] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30012 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: 2/2 constraints]
After SMT, in 40858ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 40866ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41323 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 46 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 09:58:35] [INFO ] Computed 5 invariants in 6 ms
[2024-05-21 09:58:36] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-21 09:58:36] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-21 09:58:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 09:58:36] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-21 09:58:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 09:58:36] [INFO ] After 9ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-21 09:58:36] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-21 09:58:36] [INFO ] After 144ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 306 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
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.20 ms
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 2 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 09:58:36] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 09:58:36] [INFO ] Computed 9 invariants in 8 ms
[2024-05-21 09:58:36] [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 09:58:38] [INFO ] Deduced a trap composed of 5 places in 90 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 09:58:42] [INFO ] Deduced a trap composed of 6 places in 78 ms of which 0 ms to minimize.
[2024-05-21 09:58:42] [INFO ] Deduced a trap composed of 7 places in 96 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
[2024-05-21 09:58:46] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-21 09:58:46] [INFO ] Deduced a trap composed of 14 places in 57 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 102 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14392 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: 5/5 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, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/82 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/605 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 605 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20025 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: 5/5 constraints]
After SMT, in 35294ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35299ms
[2024-05-21 09:59:11] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:59:11] [INFO ] Invariant cache hit.
[2024-05-21 09:59:12] [INFO ] Implicit Places using invariants in 140 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 154 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 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 35471 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 212 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-PT-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1693 reset in 417 ms.
Product exploration explored 100000 steps with 1689 reset in 512 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.9 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 436 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 95 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 518 steps (2 resets) in 11 ms. (43 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 616 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 67 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 67 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 55 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 09:59:14] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 09:59:14] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:59:14] [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 09:59:16] [INFO ] Deduced a trap composed of 5 places in 71 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 09:59:19] [INFO ] Deduced a trap composed of 6 places in 70 ms of which 1 ms to minimize.
[2024-05-21 09:59:20] [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
[2024-05-21 09:59:21] [INFO ] Deduced a trap composed of 6 places in 69 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
[2024-05-21 09:59:24] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14471 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 09:59:31] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20030 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: 6/6 constraints]
After SMT, in 35410ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35423ms
[2024-05-21 09:59:50] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:59:50] [INFO ] Invariant cache hit.
[2024-05-21 09:59:50] [INFO ] Implicit Places using invariants in 301 ms returned []
[2024-05-21 09:59:50] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:59:50] [INFO ] Invariant cache hit.
[2024-05-21 09:59:50] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:59:50] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 468 ms to find 0 implicit places.
[2024-05-21 09:59:50] [INFO ] Redundant transitions in 12 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 09:59:50] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 09:59:50] [INFO ] Invariant cache hit.
[2024-05-21 09:59:50] [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 09:59:52] [INFO ] Deduced a trap composed of 5 places in 73 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 09:59:55] [INFO ] Deduced a trap composed of 6 places in 73 ms of which 0 ms to minimize.
[2024-05-21 09:59:56] [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
[2024-05-21 09:59:57] [INFO ] Deduced a trap composed of 6 places in 73 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
[2024-05-21 10:00:00] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14144 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:00:07] [INFO ] Deduced a trap composed of 5 places in 59 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 25166 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: 6/6 constraints]
After SMT, in 40350ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 40356ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 76341 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.5 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 287 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 66 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 188 steps (0 resets) in 6 ms. (26 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 69 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1698 reset in 319 ms.
Product exploration explored 100000 steps with 1691 reset in 288 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 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 10:00:32] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:00:32] [INFO ] Invariant cache hit.
[2024-05-21 10:00:32] [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 10:00:34] [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 10:00:37] [INFO ] Deduced a trap composed of 6 places in 75 ms of which 1 ms to minimize.
[2024-05-21 10:00:37] [INFO ] Deduced a trap composed of 7 places in 85 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
[2024-05-21 10:00:39] [INFO ] Deduced a trap composed of 6 places in 63 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
[2024-05-21 10:00:42] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14503 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:00:49] [INFO ] Deduced a trap composed of 5 places in 73 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20010 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: 6/6 constraints]
After SMT, in 35330ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35338ms
[2024-05-21 10:01:07] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:01:07] [INFO ] Invariant cache hit.
[2024-05-21 10:01:08] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-05-21 10:01:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:01:08] [INFO ] Invariant cache hit.
[2024-05-21 10:01:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 10:01:08] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 409 ms to find 0 implicit places.
[2024-05-21 10:01:08] [INFO ] Redundant transitions in 4 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 10:01:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:01:08] [INFO ] Invariant cache hit.
[2024-05-21 10:01:08] [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 10:01:10] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 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 10:01:13] [INFO ] Deduced a trap composed of 6 places in 67 ms of which 2 ms to minimize.
[2024-05-21 10:01:13] [INFO ] Deduced a trap composed of 7 places in 74 ms of which 16 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:01:14] [INFO ] Deduced a trap composed of 6 places in 72 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
[2024-05-21 10:01:18] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14642 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:01:25] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 23880 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: 6/6 constraints]
After SMT, in 39246ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 39252ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75055 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01 finished in 191250 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 35 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 10:01:47] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-05-21 10:01:48] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 10:01:48] [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, 1/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:01:50] [INFO ] Deduced a trap composed of 5 places in 73 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:01:53] [INFO ] Deduced a trap composed of 6 places in 66 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (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 11619 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 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, 1/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:02:15] [INFO ] Deduced a trap composed of 5 places in 107 ms of which 14 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/193 variables, 1/601 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): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
After SMT, in 32797ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 32862ms
[2024-05-21 10:02:20] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:02:20] [INFO ] Invariant cache hit.
[2024-05-21 10:02:20] [INFO ] Implicit Places using invariants in 116 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 125 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 13 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 33037 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 244 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-PT-V20P20N10-LTLCardinality-02
Stuttering criterion allowed to conclude after 170 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02 finished in 33343 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.1 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 1 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 29 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 10:02:21] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 66 cols
[2024-05-21 10:02:21] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 10:02:21] [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, 1/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 10:02:23] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 1/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 10:02:26] [INFO ] Deduced a trap composed of 6 places in 65 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/191 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 11 (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 11157 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 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, 1/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 1/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/191 variables, 502/598 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 10:02:44] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/191 variables, 1/599 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 10:02:47] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 1/600 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 600 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 4/4 constraints]
After SMT, in 32317ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32322ms
[2024-05-21 10:02:53] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 10:02:53] [INFO ] Invariant cache hit.
[2024-05-21 10:02:53] [INFO ] Implicit Places using invariants in 126 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 127 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 26 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 32505 ms. Remains : 64/68 places, 505/506 transitions.
Stuttering acceptance computed with spot in 90 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03
Stuttering criterion allowed to conclude after 149 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03 finished in 32615 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 3 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 10:02:53] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-05-21 10:02:53] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 10:02:53] [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 10:02:55] [INFO ] Deduced a trap composed of 5 places in 71 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 10:02:59] [INFO ] Deduced a trap composed of 6 places in 50 ms of which 0 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 10:03:03] [INFO ] Deduced a trap composed of 15 places in 94 ms of which 0 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 13802 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
[2024-05-21 10:03:15] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/602 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 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20025 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: 4/4 constraints]
After SMT, in 34699ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 34703ms
[2024-05-21 10:03:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:03:28] [INFO ] Invariant cache hit.
[2024-05-21 10:03:28] [INFO ] Implicit Places using invariants in 124 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 125 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 16 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 34849 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 152 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-PT-V20P20N10-LTLCardinality-05
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05 finished in 35031 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 5 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 10:03:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 10:03:28] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 10:03:28] [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 10:03:30] [INFO ] Deduced a trap composed of 5 places in 82 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 8430 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 10:03:43] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 14 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 20011 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 29106ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29118ms
[2024-05-21 10:03:57] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:03:57] [INFO ] Invariant cache hit.
[2024-05-21 10:03:58] [INFO ] Implicit Places using invariants in 126 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 129 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 29256 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 302 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-PT-V20P20N10-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 165 steps with 1 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06 finished in 29584 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 3 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 10:03:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:03:58] [INFO ] Invariant cache hit.
[2024-05-21 10:03:58] [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 10:04:00] [INFO ] Deduced a trap composed of 5 places in 79 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 8208 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
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20008 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 28888ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 28893ms
[2024-05-21 10:04:27] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:04:27] [INFO ] Invariant cache hit.
[2024-05-21 10:04:27] [INFO ] Implicit Places using invariants in 119 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 134 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 1 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 29033 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 167 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-PT-V20P20N10-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 283 ms.
Product exploration explored 100000 steps with 50000 reset in 311 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 31 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-PT-V20P20N10-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07 finished in 29852 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)||X((p1||G(p2)))))'
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 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 2 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 10:04:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-05-21 10:04:28] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 10:04:28] [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 10:04:30] [INFO ] Deduced a trap composed of 5 places in 71 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 10:04:33] [INFO ] Deduced a trap composed of 6 places in 69 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 10:04:37] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 1 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 14310 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
[2024-05-21 10:04:51] [INFO ] Deduced a trap composed of 14 places in 75 ms of which 16 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/602 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 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20030 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: 4/4 constraints]
After SMT, in 34998ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35003ms
[2024-05-21 10:05:03] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:05:03] [INFO ] Invariant cache hit.
[2024-05-21 10:05:03] [INFO ] Implicit Places using invariants in 142 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 145 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 35153 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 302 ms.
Product exploration explored 100000 steps with 50000 reset in 301 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1095 edges and 66 vertex of which 65 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 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 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 18 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08 finished in 35959 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 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
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 65 transition count 505
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 65 transition count 505
Applied a total of 4 rules in 11 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 10:05:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-05-21 10:05:04] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 10:05:04] [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 10:05:05] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8353 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-05-21 10:05:19] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29057ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29063ms
[2024-05-21 10:05:33] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-05-21 10:05:33] [INFO ] Invariant cache hit.
[2024-05-21 10:05:33] [INFO ] Implicit Places using invariants in 87 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 90 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29179 ms. Remains : 64/68 places, 505/506 transitions.
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10 finished in 29262 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(F(p1)))))'
Support contains 2 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 10:05:33] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 10:05:33] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 10:05:33] [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 10:05:35] [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 8495 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 10:05:48] [INFO ] Deduced a trap composed of 15 places in 55 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 20029 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 29348ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29352ms
[2024-05-21 10:06:02] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:06:02] [INFO ] Invariant cache hit.
[2024-05-21 10:06:02] [INFO ] Implicit Places using invariants in 98 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 112 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 4 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 29473 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15 finished in 29703 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-PT-V20P20N10-LTLCardinality-01
Stuttering acceptance computed with spot in 85 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 7 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 10:06:03] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-05-21 10:06:03] [INFO ] Computed 9 invariants in 1 ms
[2024-05-21 10:06:03] [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 10:06:05] [INFO ] Deduced a trap composed of 5 places in 68 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 10:06:09] [INFO ] Deduced a trap composed of 6 places in 69 ms of which 0 ms to minimize.
[2024-05-21 10:06:09] [INFO ] Deduced a trap composed of 7 places in 70 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
[2024-05-21 10:06:12] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-21 10:06:12] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 102 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14109 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: 5/5 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, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/82 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/605 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 605 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20023 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: 5/5 constraints]
After SMT, in 35007ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35012ms
[2024-05-21 10:06:38] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:06:38] [INFO ] Invariant cache hit.
[2024-05-21 10:06:38] [INFO ] Implicit Places using invariants in 167 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 178 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 7 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 35205 ms. Remains : 66/68 places, 506/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1688 reset in 284 ms.
Product exploration explored 100000 steps with 1688 reset in 350 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 445 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 52 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 223 steps (0 resets) in 5 ms. (37 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 469 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 52 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 52 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 14 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 10:06:40] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-05-21 10:06:40] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 10:06:40] [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 10:06:42] [INFO ] Deduced a trap composed of 5 places in 71 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 10:06:45] [INFO ] Deduced a trap composed of 6 places in 70 ms of which 1 ms to minimize.
[2024-05-21 10:06:45] [INFO ] Deduced a trap composed of 7 places in 65 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
[2024-05-21 10:06:46] [INFO ] Deduced a trap composed of 6 places in 65 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
[2024-05-21 10:06:50] [INFO ] Deduced a trap composed of 14 places in 62 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14172 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:06:57] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20032 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: 6/6 constraints]
After SMT, in 35034ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35040ms
[2024-05-21 10:07:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:07:15] [INFO ] Invariant cache hit.
[2024-05-21 10:07:15] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-21 10:07:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:07:15] [INFO ] Invariant cache hit.
[2024-05-21 10:07:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 10:07:15] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
[2024-05-21 10:07:15] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 10:07:15] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:07:15] [INFO ] Invariant cache hit.
[2024-05-21 10:07:15] [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 10:07:17] [INFO ] Deduced a trap composed of 5 places in 69 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 10:07:20] [INFO ] Deduced a trap composed of 6 places in 70 ms of which 0 ms to minimize.
[2024-05-21 10:07:21] [INFO ] Deduced a trap composed of 7 places in 62 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
[2024-05-21 10:07:22] [INFO ] Deduced a trap composed of 6 places in 69 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
[2024-05-21 10:07:25] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14567 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:07:33] [INFO ] Deduced a trap composed of 5 places in 105 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 22956 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: 6/6 constraints]
After SMT, in 38294ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 38299ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 73634 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.5 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 293 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 61 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 192 steps (0 resets) in 7 ms. (24 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 330 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 85 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1694 reset in 268 ms.
Product exploration explored 100000 steps with 1697 reset in 277 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 15 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 10:07:55] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:07:55] [INFO ] Invariant cache hit.
[2024-05-21 10:07:55] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:07:57] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:08:00] [INFO ] Deduced a trap composed of 6 places in 62 ms of which 1 ms to minimize.
[2024-05-21 10:08:00] [INFO ] Deduced a trap composed of 7 places in 60 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
[2024-05-21 10:08:02] [INFO ] Deduced a trap composed of 6 places in 62 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
[2024-05-21 10:08:05] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14276 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:08:12] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20021 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: 6/6 constraints]
After SMT, in 35156ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35161ms
[2024-05-21 10:08:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:08:30] [INFO ] Invariant cache hit.
[2024-05-21 10:08:30] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-05-21 10:08:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:08:30] [INFO ] Invariant cache hit.
[2024-05-21 10:08:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 10:08:31] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
[2024-05-21 10:08:31] [INFO ] Redundant transitions in 2 ms returned []
Running 503 sub problems to find dead transitions.
[2024-05-21 10:08:31] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-05-21 10:08:31] [INFO ] Invariant cache hit.
[2024-05-21 10:08:31] [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 10:08:32] [INFO ] Deduced a trap composed of 5 places in 68 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 10:08:36] [INFO ] Deduced a trap composed of 6 places in 96 ms of which 0 ms to minimize.
[2024-05-21 10:08:37] [INFO ] Deduced a trap composed of 7 places in 77 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
[2024-05-21 10:08:38] [INFO ] Deduced a trap composed of 6 places in 84 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
[2024-05-21 10:08:42] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 15928 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]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-05-21 10:08:49] [INFO ] Deduced a trap composed of 5 places in 96 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 24020 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: 6/6 constraints]
After SMT, in 40589ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 40594ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 76096 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01 finished in 188550 ms.
[2024-05-21 10:09:11] [INFO ] Flatten gal took : 42 ms
[2024-05-21 10:09:11] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-21 10:09:11] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 68 places, 506 transitions and 3742 arcs took 21 ms.
Total runtime 752694 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-PT-V20P20N10

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/422/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 0.001s]


SAVING FILE /home/mcc/execution/422/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: 1591
MODEL NAME: /home/mcc/execution/422/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-PT-V20P20N10-LTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716286197928

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination 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-PT-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-PT-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-171620397700203"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N10.tgz
mv BridgeAndVehicles-PT-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 ;