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-171620397700211.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-V20P20N20, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397700211
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 18K Apr 13 00:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 124K Apr 13 00:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 158K Apr 13 00:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 632K Apr 13 00:18 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 7.3K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 44K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 135K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 00:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K Apr 13 00:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 284K Apr 13 00:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 13 00:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K 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 790K 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-V20P20N20-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716286065575

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-V20P20N20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 10:07:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 10:07:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 10:07:47] [INFO ] Load time of PNML (sax parser for PT used): 183 ms
[2024-05-21 10:07:47] [INFO ] Transformed 78 places.
[2024-05-21 10:07:47] [INFO ] Transformed 968 transitions.
[2024-05-21 10:07:47] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 326 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 17 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Applied a total of 0 rules in 50 ms. Remains 78 /78 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Running 965 sub problems to find dead transitions.
[2024-05-21 10:07:47] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2024-05-21 10:07:48] [INFO ] Computed 7 invariants in 14 ms
[2024-05-21 10:07:48] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 965 unsolved
[2024-05-21 10:07:54] [INFO ] Deduced a trap composed of 5 places in 195 ms of which 15 ms to minimize.
[2024-05-21 10:07:57] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 2 ms to minimize.
Problem TDEAD528 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD633 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD696 is UNSAT
Problem TDEAD717 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD801 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD843 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD885 is UNSAT
Problem TDEAD906 is UNSAT
Problem TDEAD927 is UNSAT
[2024-05-21 10:07:59] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 2 ms to minimize.
Problem TDEAD108 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD507 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 3 (OVERLAPS) 2/78 variables, 2/10 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/10 constraints. Problems are: Problem set: 40 solved, 925 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 5 (OVERLAPS) 170/248 variables, 78/88 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 42/130 constraints. Problems are: Problem set: 42 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 248/248 variables, and 130 constraints, problems are : Problem set: 42 solved, 923 unsolved in 20077 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 78/78 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 965/965 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/78 variables, 2/10 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/10 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 5 (OVERLAPS) 170/248 variables, 78/88 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 42/130 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 923/1053 constraints. Problems are: Problem set: 42 solved, 923 unsolved
[2024-05-21 10:08:31] [INFO ] Deduced a trap composed of 6 places in 126 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 1054 constraints, problems are : Problem set: 42 solved, 923 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 78/78 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 923/965 constraints, Known Traps: 4/4 constraints]
After SMT, in 44072ms problems are : Problem set: 42 solved, 923 unsolved
Search for dead transitions found 42 dead transitions in 44168ms
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 10:08:32] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 78 cols
[2024-05-21 10:08:32] [INFO ] Computed 9 invariants in 3 ms
[2024-05-21 10:08:32] [INFO ] Implicit Places using invariants in 189 ms returned []
[2024-05-21 10:08:32] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:08:32] [INFO ] Invariant cache hit.
[2024-05-21 10:08:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:08:32] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 451 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 78/78 places, 926/968 transitions.
Applied a total of 0 rules in 13 ms. Remains 78 /78 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44823 ms. Remains : 78/78 places, 926/968 transitions.
Support contains 17 out of 78 places after structural reductions.
[2024-05-21 10:08:32] [INFO ] Flatten gal took : 113 ms
[2024-05-21 10:08:32] [INFO ] Flatten gal took : 78 ms
[2024-05-21 10:08:33] [INFO ] Input system was already deterministic with 926 transitions.
RANDOM walk for 40000 steps (228 resets) in 1899 ms. (21 steps per ms) remains 6/20 properties
BEST_FIRST walk for 40003 steps (78 resets) in 253 ms. (157 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40001 steps (108 resets) in 284 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (108 resets) in 301 ms. (132 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (76 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (68 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
[2024-05-21 10:08:34] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:08:34] [INFO ] Invariant cache hit.
[2024-05-21 10:08:34] [INFO ] State equation strengthened by 40 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp9 is UNSAT
At refinement iteration 1 (OVERLAPS) 9/15 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 57/244 variables, and 8 constraints, problems are : Problem set: 4 solved, 0 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 4/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/78 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 87ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 4 atomic propositions for a total of 11 simplifications.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 51 stabilizing places and 82 stable transitions
Graph (complete) has 1639 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.12 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 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 926
Applied a total of 2 rules in 24 ms. Remains 76 /78 variables (removed 2) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:08:34] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-05-21 10:08:34] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 10:08:34] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:08:39] [INFO ] Deduced a trap composed of 5 places in 112 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:08:51] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 1 ms to minimize.
[2024-05-21 10:08:52] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 2/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 126 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 43068ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43082ms
[2024-05-21 10:09:17] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:09:17] [INFO ] Invariant cache hit.
[2024-05-21 10:09:17] [INFO ] Implicit Places using invariants in 214 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 222 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/78 places, 926/926 transitions.
Applied a total of 0 rules in 8 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43340 ms. Remains : 74/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 273 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-00 finished in 43669 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0&&G(p1))))))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 77 transition count 926
Applied a total of 1 rules in 9 ms. Remains 77 /78 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:09:18] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-05-21 10:09:18] [INFO ] Computed 8 invariants in 6 ms
[2024-05-21 10:09:18] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:09:23] [INFO ] Deduced a trap composed of 5 places in 134 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:09:33] [INFO ] Deduced a trap composed of 6 places in 149 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 77/243 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/77 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/243 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/243 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/243 variables, 923/1050 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 77/77 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 42817ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42833ms
[2024-05-21 10:10:00] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:10:00] [INFO ] Invariant cache hit.
[2024-05-21 10:10:01] [INFO ] Implicit Places using invariants in 246 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 249 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/78 places, 926/926 transitions.
Applied a total of 0 rules in 6 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43102 ms. Remains : 76/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 285 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-04 finished in 43407 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))&&((p1 U p2)||X(!p0))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 926
Applied a total of 2 rules in 5 ms. Remains 76 /78 variables (removed 2) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:10:01] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-05-21 10:10:01] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 10:10:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:10:07] [INFO ] Deduced a trap composed of 5 places in 155 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:10:18] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 1 ms to minimize.
[2024-05-21 10:10:18] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 2/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 126 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 42877ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42886ms
[2024-05-21 10:10:44] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:10:44] [INFO ] Invariant cache hit.
[2024-05-21 10:10:44] [INFO ] Implicit Places using invariants in 284 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 287 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/78 places, 926/926 transitions.
Applied a total of 0 rules in 5 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43188 ms. Remains : 74/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p0), (OR (NOT p2) (NOT p0)), true, (OR (NOT p2) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-06 finished in 43357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 77 transition count 926
Applied a total of 1 rules in 6 ms. Remains 77 /78 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:10:44] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-05-21 10:10:44] [INFO ] Computed 8 invariants in 3 ms
[2024-05-21 10:10:44] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:10:49] [INFO ] Deduced a trap composed of 5 places in 122 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:10:58] [INFO ] Deduced a trap composed of 6 places in 136 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 77/243 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/77 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (OVERLAPS) 166/243 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/243 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/243 variables, 923/1050 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 77/77 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 42565ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42577ms
[2024-05-21 10:11:27] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:11:27] [INFO ] Invariant cache hit.
[2024-05-21 10:11:27] [INFO ] Implicit Places using invariants in 175 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 LTL mode, iteration 1 : 75/78 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42770 ms. Remains : 75/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 555 ms.
Product exploration explored 100000 steps with 25000 reset in 399 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Graph (complete) has 1552 edges and 75 vertex of which 74 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.16 ms
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/75 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 149 steps (0 resets) in 4 ms. (29 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 926/926 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:11:29] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 75 cols
[2024-05-21 10:11:29] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 10:11:29] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:11:34] [INFO ] Deduced a trap composed of 5 places in 125 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:11:44] [INFO ] Deduced a trap composed of 6 places in 128 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 23212ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 23221ms
[2024-05-21 10:11:52] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:11:52] [INFO ] Invariant cache hit.
[2024-05-21 10:11:52] [INFO ] Implicit Places using invariants in 152 ms returned []
[2024-05-21 10:11:52] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:11:52] [INFO ] Invariant cache hit.
[2024-05-21 10:11:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:11:53] [INFO ] Implicit Places using invariants and state equation in 342 ms returned []
Implicit Place search using SMT with State Equation took 497 ms to find 0 implicit places.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:11:53] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:11:53] [INFO ] Invariant cache hit.
[2024-05-21 10:11:53] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:11:58] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:12:08] [INFO ] Deduced a trap composed of 6 places in 133 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 241/241 variables, and 123 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 923/1046 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:12:50] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1047 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 63306ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 63315ms
Finished structural reductions in LTL mode , in 1 iterations and 87041 ms. Remains : 75/75 places, 926/926 transitions.
Computed a total of 48 stabilizing places and 82 stable transitions
Graph (complete) has 1552 edges and 75 vertex of which 74 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.12 ms
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/75 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 133 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 50 steps (0 resets) in 4 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 91 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 407 ms.
Product exploration explored 100000 steps with 25000 reset in 392 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 926/926 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 75 transition count 926
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 173 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:12:58] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 75 cols
[2024-05-21 10:12:58] [INFO ] Computed 6 invariants in 3 ms
[2024-05-21 10:12:58] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:13:03] [INFO ] Deduced a trap composed of 5 places in 134 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:13:14] [INFO ] Deduced a trap composed of 6 places in 138 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/241 variables, and 8 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Problem TDEAD23 is UNSAT
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 1 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 1 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 922/1045 constraints. Problems are: Problem set: 1 solved, 922 unsolved
[2024-05-21 10:13:41] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1046 constraints, problems are : Problem set: 1 solved, 922 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 42929ms problems are : Problem set: 1 solved, 922 unsolved
Search for dead transitions found 1 dead transitions in 42940ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-21 10:13:41] [INFO ] Redundant transitions in 52 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 75/75 places, 925/926 transitions.
Graph (complete) has 1550 edges and 75 vertex of which 74 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 62 ms. Remains 74 /75 variables (removed 1) and now considering 925/925 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 74/75 places, 925/926 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43238 ms. Remains : 74/75 places, 925/926 transitions.
Support contains 2 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 926/926 transitions.
Applied a total of 0 rules in 6 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:13:41] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 75 cols
[2024-05-21 10:13:41] [INFO ] Computed 6 invariants in 3 ms
[2024-05-21 10:13:41] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:13:46] [INFO ] Deduced a trap composed of 5 places in 126 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:13:56] [INFO ] Deduced a trap composed of 6 places in 134 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/241 variables, and 8 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 923/1046 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1046 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43042ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43055ms
[2024-05-21 10:14:24] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:14:24] [INFO ] Invariant cache hit.
[2024-05-21 10:14:24] [INFO ] Implicit Places using invariants in 185 ms returned []
[2024-05-21 10:14:24] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:14:24] [INFO ] Invariant cache hit.
[2024-05-21 10:14:24] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:14:25] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 588 ms to find 0 implicit places.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:14:25] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:14:25] [INFO ] Invariant cache hit.
[2024-05-21 10:14:25] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:14:29] [INFO ] Deduced a trap composed of 5 places in 129 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:14:39] [INFO ] Deduced a trap composed of 6 places in 131 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 241/241 variables, and 123 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/241 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 923/1046 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:15:20] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1047 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 62235ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 62243ms
Finished structural reductions in LTL mode , in 1 iterations and 105898 ms. Remains : 75/75 places, 926/926 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10 finished in 282859 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||G(p1)))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Applied a total of 0 rules in 60 ms. Remains 78 /78 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:15:27] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 78 cols
[2024-05-21 10:15:27] [INFO ] Computed 9 invariants in 2 ms
[2024-05-21 10:15:27] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:15:33] [INFO ] Deduced a trap composed of 5 places in 96 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 2/78 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:15:44] [INFO ] Deduced a trap composed of 6 places in 127 ms of which 3 ms to minimize.
[2024-05-21 10:15:44] [INFO ] Deduced a trap composed of 7 places in 128 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78/244 variables, and 12 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/78 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 2/78 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:15:56] [INFO ] Deduced a trap composed of 6 places in 139 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/78 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (OVERLAPS) 166/244 variables, 78/91 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/244 variables, 40/131 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 244/244 variables, and 1054 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20361 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 78/78 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 4/4 constraints]
After SMT, in 43477ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43487ms
[2024-05-21 10:16:11] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:16:11] [INFO ] Invariant cache hit.
[2024-05-21 10:16:11] [INFO ] Implicit Places using invariants in 252 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 255 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/78 places, 926/926 transitions.
Applied a total of 0 rules in 65 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43875 ms. Remains : 76/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-11
Product exploration explored 100000 steps with 653 reset in 583 ms.
Product exploration explored 100000 steps with 659 reset in 468 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1553 edges and 76 vertex of which 74 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 49/76 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 213 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
RANDOM walk for 2337 steps (12 resets) in 29 ms. (77 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 10 factoid took 368 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 104 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 4 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 79 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:16:13] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-05-21 10:16:13] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 10:16:13] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:16:18] [INFO ] Deduced a trap composed of 5 places in 124 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:16:29] [INFO ] Deduced a trap composed of 6 places in 124 ms of which 1 ms to minimize.
[2024-05-21 10:16:29] [INFO ] Deduced a trap composed of 7 places in 126 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/242 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 42954ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42969ms
[2024-05-21 10:16:56] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:16:56] [INFO ] Invariant cache hit.
[2024-05-21 10:16:56] [INFO ] Implicit Places using invariants in 210 ms returned []
[2024-05-21 10:16:56] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:16:56] [INFO ] Invariant cache hit.
[2024-05-21 10:16:57] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:16:57] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 567 ms to find 0 implicit places.
[2024-05-21 10:16:57] [INFO ] Redundant transitions in 17 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 10:16:57] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:16:57] [INFO ] Invariant cache hit.
[2024-05-21 10:16:57] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:17:02] [INFO ] Deduced a trap composed of 5 places in 134 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:17:13] [INFO ] Deduced a trap composed of 6 places in 103 ms of which 1 ms to minimize.
[2024-05-21 10:17:13] [INFO ] Deduced a trap composed of 7 places in 99 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 126 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:17:51] [INFO ] Deduced a trap composed of 6 places in 129 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 4/4 constraints]
After SMT, in 62914ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 62930ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 106575 ms. Remains : 76/76 places, 926/926 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1553 edges and 76 vertex of which 74 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.14 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/76 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 124 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
RANDOM walk for 1496 steps (7 resets) in 20 ms. (71 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 10 factoid took 346 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 105 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 97 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 653 reset in 358 ms.
Product exploration explored 100000 steps with 651 reset in 361 ms.
Support contains 4 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 42 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:18:01] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:18:01] [INFO ] Invariant cache hit.
[2024-05-21 10:18:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:18:07] [INFO ] Deduced a trap composed of 5 places in 133 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:18:18] [INFO ] Deduced a trap composed of 6 places in 142 ms of which 3 ms to minimize.
[2024-05-21 10:18:18] [INFO ] Deduced a trap composed of 7 places in 123 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/242 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 43086ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43095ms
[2024-05-21 10:18:45] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:18:45] [INFO ] Invariant cache hit.
[2024-05-21 10:18:45] [INFO ] Implicit Places using invariants in 180 ms returned []
[2024-05-21 10:18:45] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:18:45] [INFO ] Invariant cache hit.
[2024-05-21 10:18:45] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:18:45] [INFO ] Implicit Places using invariants and state equation in 323 ms returned []
Implicit Place search using SMT with State Equation took 505 ms to find 0 implicit places.
[2024-05-21 10:18:45] [INFO ] Redundant transitions in 43 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 10:18:45] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:18:45] [INFO ] Invariant cache hit.
[2024-05-21 10:18:45] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:18:50] [INFO ] Deduced a trap composed of 5 places in 133 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:19:01] [INFO ] Deduced a trap composed of 6 places in 106 ms of which 1 ms to minimize.
[2024-05-21 10:19:01] [INFO ] Deduced a trap composed of 7 places in 90 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 126 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (OVERLAPS) 166/242 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 923/1049 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:19:37] [INFO ] Deduced a trap composed of 6 places in 95 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 4/4 constraints]
After SMT, in 62752ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 62764ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 106459 ms. Remains : 76/76 places, 926/926 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-11 finished in 260751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Graph (complete) has 1639 edges and 78 vertex of which 77 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 76 transition count 925
Applied a total of 3 rules in 107 ms. Remains 76 /78 variables (removed 2) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:19:48] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 76 cols
[2024-05-21 10:19:48] [INFO ] Computed 8 invariants in 3 ms
[2024-05-21 10:19:48] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:19:54] [INFO ] Deduced a trap composed of 5 places in 161 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 1/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:20:05] [INFO ] Deduced a trap composed of 6 places in 114 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/241 variables, and 10 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 1/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (OVERLAPS) 165/241 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/241 variables, 922/1048 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1048 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 44059ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 44070ms
[2024-05-21 10:20:32] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:20:32] [INFO ] Invariant cache hit.
[2024-05-21 10:20:32] [INFO ] Implicit Places using invariants in 216 ms returned [22, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 221 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/78 places, 925/926 transitions.
Applied a total of 0 rules in 54 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 44470 ms. Remains : 74/78 places, 925/926 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-12
Stuttering criterion allowed to conclude after 236 steps with 1 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-12 finished in 44566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Graph (complete) has 1639 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 75 transition count 925
Applied a total of 3 rules in 44 ms. Remains 75 /78 variables (removed 3) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:20:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 10:20:33] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 10:20:33] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:20:38] [INFO ] Deduced a trap composed of 5 places in 139 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 123 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 922/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:21:13] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1046 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 42935ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 42943ms
[2024-05-21 10:21:16] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:21:16] [INFO ] Invariant cache hit.
[2024-05-21 10:21:16] [INFO ] Implicit Places using invariants in 218 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 220 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/78 places, 925/926 transitions.
Applied a total of 0 rules in 48 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43260 ms. Remains : 73/78 places, 925/926 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-13
Stuttering criterion allowed to conclude after 165 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-13 finished in 43319 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||G(p1)))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Graph (complete) has 1639 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 75 transition count 925
Applied a total of 3 rules in 46 ms. Remains 75 /78 variables (removed 3) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:21:16] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-05-21 10:21:16] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 10:21:16] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:21:21] [INFO ] Deduced a trap composed of 5 places in 121 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 123 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 922/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:21:55] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1046 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43305ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43314ms
[2024-05-21 10:21:59] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:21:59] [INFO ] Invariant cache hit.
[2024-05-21 10:21:59] [INFO ] Implicit Places using invariants in 193 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 196 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/78 places, 925/926 transitions.
Applied a total of 0 rules in 52 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43612 ms. Remains : 74/78 places, 925/926 transitions.
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-14
Product exploration explored 100000 steps with 802 reset in 362 ms.
Product exploration explored 100000 steps with 787 reset in 378 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 105 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 421 steps (0 resets) in 7 ms. (52 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 216 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 38 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:22:01] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 74 cols
[2024-05-21 10:22:01] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 10:22:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:22:06] [INFO ] Deduced a trap composed of 5 places in 97 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:22:24] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43261ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43270ms
[2024-05-21 10:22:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:22:44] [INFO ] Invariant cache hit.
[2024-05-21 10:22:44] [INFO ] Implicit Places using invariants in 192 ms returned []
[2024-05-21 10:22:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:22:44] [INFO ] Invariant cache hit.
[2024-05-21 10:22:44] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:22:45] [INFO ] Implicit Places using invariants and state equation in 326 ms returned []
Implicit Place search using SMT with State Equation took 523 ms to find 0 implicit places.
[2024-05-21 10:22:45] [INFO ] Redundant transitions in 26 ms returned []
Running 922 sub problems to find dead transitions.
[2024-05-21 10:22:45] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:22:45] [INFO ] Invariant cache hit.
[2024-05-21 10:22:45] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:22:50] [INFO ] Deduced a trap composed of 5 places in 127 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
No progress, stopping.
After SMT solving in domain Real declared 239/239 variables, and 121 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 922/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:23:37] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 63287ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 63305ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 107186 ms. Remains : 74/74 places, 925/925 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 78 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 575 steps (1 resets) in 16 ms. (33 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 179 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 792 reset in 469 ms.
Product exploration explored 100000 steps with 786 reset in 518 ms.
Support contains 4 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 49 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:23:50] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:23:50] [INFO ] Invariant cache hit.
[2024-05-21 10:23:50] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:23:54] [INFO ] Deduced a trap composed of 5 places in 130 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 121 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 922/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:24:31] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 25 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43055ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43066ms
[2024-05-21 10:24:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:24:33] [INFO ] Invariant cache hit.
[2024-05-21 10:24:33] [INFO ] Implicit Places using invariants in 170 ms returned []
[2024-05-21 10:24:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:24:33] [INFO ] Invariant cache hit.
[2024-05-21 10:24:33] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:24:33] [INFO ] Implicit Places using invariants and state equation in 325 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
[2024-05-21 10:24:33] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2024-05-21 10:24:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:24:33] [INFO ] Invariant cache hit.
[2024-05-21 10:24:33] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:24:38] [INFO ] Deduced a trap composed of 5 places in 134 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
No progress, stopping.
After SMT solving in domain Real declared 239/239 variables, and 121 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 922/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:25:25] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 63153ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 63166ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 106815 ms. Remains : 74/74 places, 925/925 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-14 finished in 260666 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((p0||F(p1)))||G(F(!p2))))'
Support contains 5 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Graph (complete) has 1639 edges and 78 vertex of which 77 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 37 ms. Remains 77 /78 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:25:37] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-05-21 10:25:37] [INFO ] Computed 8 invariants in 3 ms
[2024-05-21 10:25:37] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:25:42] [INFO ] Deduced a trap composed of 5 places in 105 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:25:53] [INFO ] Deduced a trap composed of 6 places in 135 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 77/243 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/77 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/243 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/243 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/243 variables, 923/1050 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 77/77 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43201ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43211ms
[2024-05-21 10:26:20] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:26:20] [INFO ] Invariant cache hit.
[2024-05-21 10:26:20] [INFO ] Implicit Places using invariants in 205 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 208 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/78 places, 926/926 transitions.
Applied a total of 0 rules in 33 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43494 ms. Remains : 76/78 places, 926/926 transitions.
Stuttering acceptance computed with spot in 177 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-15
Product exploration explored 100000 steps with 671 reset in 460 ms.
Product exploration explored 100000 steps with 668 reset in 496 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1595 edges and 76 vertex of which 75 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/76 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Knowledge based reduction with 14 factoid took 580 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 40000 steps (228 resets) in 320 ms. (124 steps per ms) remains 1/8 properties
BEST_FIRST walk for 350 steps (0 resets) in 7 ms. (43 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 14 factoid took 1022 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Support contains 5 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 40 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:26:23] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-05-21 10:26:23] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 10:26:23] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:26:29] [INFO ] Deduced a trap composed of 5 places in 123 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:26:39] [INFO ] Deduced a trap composed of 6 places in 149 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/242 variables, and 9 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/242 variables, 76/85 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 923/1048 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1048 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43460ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43471ms
[2024-05-21 10:27:07] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:27:07] [INFO ] Invariant cache hit.
[2024-05-21 10:27:07] [INFO ] Implicit Places using invariants in 204 ms returned []
[2024-05-21 10:27:07] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:27:07] [INFO ] Invariant cache hit.
[2024-05-21 10:27:07] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:27:07] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 557 ms to find 0 implicit places.
[2024-05-21 10:27:07] [INFO ] Redundant transitions in 9 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 10:27:07] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:27:07] [INFO ] Invariant cache hit.
[2024-05-21 10:27:07] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:27:12] [INFO ] Deduced a trap composed of 5 places in 112 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:27:22] [INFO ] Deduced a trap composed of 6 places in 118 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/242 variables, 76/85 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 125 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/242 variables, 76/85 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 923/1048 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:28:05] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 63066ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 63078ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 107168 ms. Remains : 76/76 places, 926/926 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1595 edges and 76 vertex of which 75 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/76 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (X (X (NOT (AND p2 (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Knowledge based reduction with 14 factoid took 579 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
RANDOM walk for 40000 steps (228 resets) in 247 ms. (161 steps per ms) remains 1/8 properties
BEST_FIRST walk for 347 steps (0 resets) in 4 ms. (69 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (X (X (NOT (AND p2 (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 14 factoid took 1072 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p0) (NOT p1) p2), (AND p0 (NOT p1) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 668 reset in 495 ms.
Product exploration explored 100000 steps with 672 reset in 476 ms.
Support contains 5 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 35 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-05-21 10:28:14] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:28:14] [INFO ] Invariant cache hit.
[2024-05-21 10:28:14] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:28:19] [INFO ] Deduced a trap composed of 5 places in 152 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:28:28] [INFO ] Deduced a trap composed of 6 places in 110 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 22925ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 22945ms
[2024-05-21 10:28:37] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:28:37] [INFO ] Invariant cache hit.
[2024-05-21 10:28:37] [INFO ] Implicit Places using invariants in 156 ms returned []
[2024-05-21 10:28:37] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:28:37] [INFO ] Invariant cache hit.
[2024-05-21 10:28:37] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:28:37] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 465 ms to find 0 implicit places.
[2024-05-21 10:28:37] [INFO ] Redundant transitions in 8 ms returned []
Running 923 sub problems to find dead transitions.
[2024-05-21 10:28:37] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-05-21 10:28:37] [INFO ] Invariant cache hit.
[2024-05-21 10:28:37] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:28:42] [INFO ] Deduced a trap composed of 5 places in 99 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:28:51] [INFO ] Deduced a trap composed of 6 places in 137 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/242 variables, 76/85 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 125 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/76 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/242 variables, 76/85 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 923/1048 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-05-21 10:29:34] [INFO ] Deduced a trap composed of 25 places in 144 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1049 constraints, problems are : Problem set: 0 solved, 923 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 3/3 constraints]
After SMT, in 62839ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 62851ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 86317 ms. Remains : 76/76 places, 926/926 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-15 finished in 243704 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 78/78 places, 926/926 transitions.
Graph (complete) has 1639 edges and 78 vertex of which 77 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 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 76 transition count 925
Applied a total of 3 rules in 19 ms. Remains 76 /78 variables (removed 2) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:29:41] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 76 cols
[2024-05-21 10:29:41] [INFO ] Computed 8 invariants in 2 ms
[2024-05-21 10:29:41] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:29:46] [INFO ] Deduced a trap composed of 5 places in 145 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 1/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:29:55] [INFO ] Deduced a trap composed of 6 places in 136 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/241 variables, and 10 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 1/76 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (OVERLAPS) 165/241 variables, 76/86 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/241 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/241 variables, 922/1048 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 241/241 variables, and 1048 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43645ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43655ms
[2024-05-21 10:30:24] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:30:24] [INFO ] Invariant cache hit.
[2024-05-21 10:30:24] [INFO ] Implicit Places using invariants in 200 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 204 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 74/78 places, 925/926 transitions.
Applied a total of 0 rules in 12 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 43894 ms. Remains : 74/78 places, 925/926 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 335 ms.
Product exploration explored 100000 steps with 25000 reset in 362 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Graph (complete) has 1550 edges and 74 vertex of which 73 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/74 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 107 steps (0 resets) in 5 ms. (17 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:30:26] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 74 cols
[2024-05-21 10:30:26] [INFO ] Computed 6 invariants in 5 ms
[2024-05-21 10:30:26] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:30:30] [INFO ] Deduced a trap composed of 5 places in 109 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:30:40] [INFO ] Deduced a trap composed of 6 places in 131 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 74/239 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 42467ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 42479ms
[2024-05-21 10:31:08] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:31:08] [INFO ] Invariant cache hit.
[2024-05-21 10:31:08] [INFO ] Implicit Places using invariants in 184 ms returned []
[2024-05-21 10:31:08] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:31:08] [INFO ] Invariant cache hit.
[2024-05-21 10:31:09] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:31:09] [INFO ] Implicit Places using invariants and state equation in 374 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:31:09] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:31:09] [INFO ] Invariant cache hit.
[2024-05-21 10:31:09] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:31:14] [INFO ] Deduced a trap composed of 5 places in 103 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:31:24] [INFO ] Deduced a trap composed of 6 places in 101 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 63037ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 63047ms
Finished structural reductions in LTL mode , in 1 iterations and 106095 ms. Remains : 74/74 places, 925/925 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Graph (complete) has 1550 edges and 74 vertex of which 73 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/74 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40 steps (0 resets) in 4 ms. (8 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 133 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 192 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 535 ms.
Product exploration explored 100000 steps with 25000 reset in 467 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 183 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 43 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:32:14] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:32:14] [INFO ] Invariant cache hit.
[2024-05-21 10:32:14] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:32:19] [INFO ] Deduced a trap composed of 5 places in 128 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:32:30] [INFO ] Deduced a trap composed of 6 places in 134 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 74/239 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43380ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43392ms
[2024-05-21 10:32:58] [INFO ] Redundant transitions in 13 ms returned []
Running 922 sub problems to find dead transitions.
[2024-05-21 10:32:58] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:32:58] [INFO ] Invariant cache hit.
[2024-05-21 10:32:58] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:33:02] [INFO ] Deduced a trap composed of 5 places in 108 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:33:13] [INFO ] Deduced a trap composed of 6 places in 106 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 62941ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 62954ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 106418 ms. Remains : 74/74 places, 925/925 transitions.
Support contains 2 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:34:01] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:34:01] [INFO ] Invariant cache hit.
[2024-05-21 10:34:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:34:06] [INFO ] Deduced a trap composed of 5 places in 127 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:34:17] [INFO ] Deduced a trap composed of 6 places in 142 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 16.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 1.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 74/239 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/74 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 43414ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 43422ms
[2024-05-21 10:34:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:34:44] [INFO ] Invariant cache hit.
[2024-05-21 10:34:44] [INFO ] Implicit Places using invariants in 182 ms returned []
[2024-05-21 10:34:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:34:44] [INFO ] Invariant cache hit.
[2024-05-21 10:34:44] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-21 10:34:45] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 609 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2024-05-21 10:34:45] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-05-21 10:34:45] [INFO ] Invariant cache hit.
[2024-05-21 10:34:45] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:34:49] [INFO ] Deduced a trap composed of 5 places in 91 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-05-21 10:34:59] [INFO ] Deduced a trap composed of 6 places in 134 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/73 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 1/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 922/1044 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 2/2 constraints]
After SMT, in 62674ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 62689ms
Finished structural reductions in LTL mode , in 1 iterations and 106728 ms. Remains : 74/74 places, 925/925 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N20-LTLCardinality-10 finished in 367183 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||G(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||F(p1)))||G(F(!p2))))'
[2024-05-21 10:35:48] [INFO ] Flatten gal took : 47 ms
[2024-05-21 10:35:48] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-21 10:35:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 78 places, 926 transitions and 7022 arcs took 15 ms.
Total runtime 1681391 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-PT-V20P20N20

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/421/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 78
TRANSITIONS: 926
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.054s, Sys 0.003s]


SAVING FILE /home/mcc/execution/421/model (.net / .def) ...
EXPORT TIME: [User 0.005s, 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: 2077
MODEL NAME: /home/mcc/execution/421/model
78 places, 926 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-V20P20N20-LTLCardinality-10 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA BridgeAndVehicles-PT-V20P20N20-LTLCardinality-14 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716288370868

--------------------
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
MEDDLY ERROR: Insufficient memory

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-V20P20N20"
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-V20P20N20, 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-171620397700211"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N20.tgz
mv BridgeAndVehicles-PT-V20P20N20 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 ;