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-171620397700172.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-V10P10N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tajo-171620397700172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 12K Apr 13 01:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 13 01:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K Apr 13 01:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 238K Apr 13 01:18 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 5.6K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 22K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 74K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 13 01:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Apr 13 01:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 97K Apr 13 01:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 417K Apr 13 01:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 223K 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-V10P10N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V10P10N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716284314643

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V10P10N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 09:38:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 09:38:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 09:38:37] [INFO ] Load time of PNML (sax parser for PT used): 140 ms
[2024-05-21 09:38:37] [INFO ] Transformed 48 places.
[2024-05-21 09:38:37] [INFO ] Transformed 288 transitions.
[2024-05-21 09:38:37] [INFO ] Parsed PT model containing 48 places and 288 transitions and 2090 arcs in 332 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Applied a total of 2 rules in 59 ms. Remains 46 /48 variables (removed 2) and now considering 288/288 (removed 0) transitions.
Running 285 sub problems to find dead transitions.
[2024-05-21 09:38:38] [INFO ] Flow matrix only has 90 transitions (discarded 198 similar events)
// Phase 1: matrix 90 rows 46 cols
[2024-05-21 09:38:38] [INFO ] Computed 5 invariants in 9 ms
[2024-05-21 09:38:38] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 285 unsolved
[2024-05-21 09:38:40] [INFO ] Deduced a trap composed of 5 places in 184 ms of which 11 ms to minimize.
[2024-05-21 09:38:41] [INFO ] Deduced a trap composed of 15 places in 98 ms of which 2 ms to minimize.
Problem TDEAD168 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD267 is UNSAT
[2024-05-21 09:38:41] [INFO ] Deduced a trap composed of 14 places in 95 ms of which 2 ms to minimize.
Problem TDEAD58 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD157 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 3/8 constraints. Problems are: Problem set: 20 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 20 solved, 265 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD35 is UNSAT
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/54 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 0/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/136 variables, 0/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 76 constraints, problems are : Problem set: 22 solved, 263 unsolved in 17043 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 285/285 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 22 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 5/5 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 3/8 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 90/136 variables, 46/54 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 22/76 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 263/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 0/136 variables, 0/339 constraints. Problems are: Problem set: 22 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 339 constraints, problems are : Problem set: 22 solved, 263 unsolved in 10149 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 46/46 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 263/285 constraints, Known Traps: 3/3 constraints]
After SMT, in 28177ms problems are : Problem set: 22 solved, 263 unsolved
Search for dead transitions found 22 dead transitions in 28273ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 22 transitions.
[2024-05-21 09:39:06] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:39:06] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:39:06] [INFO ] Implicit Places using invariants in 115 ms returned []
[2024-05-21 09:39:06] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:39:06] [INFO ] Invariant cache hit.
[2024-05-21 09:39:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:39:06] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/48 places, 266/288 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 28745 ms. Remains : 46/48 places, 266/288 transitions.
Support contains 46 out of 46 places after structural reductions.
[2024-05-21 09:39:07] [INFO ] Flatten gal took : 85 ms
[2024-05-21 09:39:07] [INFO ] Flatten gal took : 133 ms
[2024-05-21 09:39:07] [INFO ] Input system was already deterministic with 266 transitions.
Reduction of identical properties reduced properties to check from 29 to 27
RANDOM walk for 40000 steps (442 resets) in 1915 ms. (20 steps per ms) remains 2/27 properties
BEST_FIRST walk for 40003 steps (126 resets) in 268 ms. (148 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (160 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
[2024-05-21 09:39:08] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:39:08] [INFO ] Invariant cache hit.
[2024-05-21 09:39:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 35/41 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp10 is UNSAT
At refinement iteration 5 (OVERLAPS) 84/126 variables, 42/48 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 20/68 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/126 variables, 0/68 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/132 variables, 4/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/132 variables, 1/73 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/132 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/132 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 73 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 36/40 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/41 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 84/125 variables, 41/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 20/67 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 0/67 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/132 variables, 5/72 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/132 variables, 1/73 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/132 variables, 1/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/132 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 74 constraints, problems are : Problem set: 1 solved, 1 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1287ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 41 transition count 262
Applied a total of 9 rules in 86 ms. Remains 41 /46 variables (removed 5) and now considering 262/266 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 41/46 places, 262/266 transitions.
RANDOM walk for 40000 steps (618 resets) in 341 ms. (116 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (271 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 5003 steps, run visited all 1 properties in 66 ms. (steps per millisecond=75 )
Probabilistic random walk after 5003 steps, saw 1756 distinct states, run finished after 89 ms. (steps per millisecond=56 ) properties seen :1
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 29 stabilizing places and 42 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 12 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 41 transition count 262
Applied a total of 9 rules in 58 ms. Remains 41 /46 variables (removed 5) and now considering 262/266 (removed 4) transitions.
[2024-05-21 09:39:11] [INFO ] Flow matrix only has 82 transitions (discarded 180 similar events)
// Phase 1: matrix 82 rows 41 cols
[2024-05-21 09:39:11] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 09:39:11] [INFO ] Implicit Places using invariants in 128 ms returned [12, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 142 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 39/46 places, 262/266 transitions.
Applied a total of 0 rules in 10 ms. Remains 39 /39 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 210 ms. Remains : 39/46 places, 262/266 transitions.
Stuttering acceptance computed with spot in 617 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-00
Stuttering criterion allowed to conclude after 63 steps with 0 reset in 17 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-00 finished in 927 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X((F(p1)&&F(G(p2)))))||p0)))'
Support contains 17 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:39:12] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:39:12] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:39:12] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:13] [INFO ] Deduced a trap composed of 5 places in 96 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:15] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7032 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:24] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9684 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 17273ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 17285ms
[2024-05-21 09:39:29] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:39:29] [INFO ] Invariant cache hit.
[2024-05-21 09:39:29] [INFO ] Implicit Places using invariants in 101 ms returned [28]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 104 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 17398 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 283 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-01
Stuttering criterion allowed to conclude after 183 steps with 6 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-01 finished in 17755 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(p1)))))'
Support contains 25 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 9 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:39:29] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 09:39:29] [INFO ] Computed 7 invariants in 7 ms
[2024-05-21 09:39:29] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:39:30] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:39:32] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4801 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6576 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 11790ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11803ms
[2024-05-21 09:39:41] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:39:41] [INFO ] Invariant cache hit.
[2024-05-21 09:39:41] [INFO ] Implicit Places using invariants in 91 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 94 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11911 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 174 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-02
Stuttering criterion allowed to conclude after 85 steps with 0 reset in 14 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-02 finished in 12129 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G((!p1||G(p1)))))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 43 transition count 264
Applied a total of 5 rules in 30 ms. Remains 43 /46 variables (removed 3) and now considering 264/266 (removed 2) transitions.
[2024-05-21 09:39:41] [INFO ] Flow matrix only has 84 transitions (discarded 180 similar events)
// Phase 1: matrix 84 rows 43 cols
[2024-05-21 09:39:41] [INFO ] Computed 6 invariants in 3 ms
[2024-05-21 09:39:42] [INFO ] Implicit Places using invariants in 118 ms returned [12, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 120 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/46 places, 264/266 transitions.
Applied a total of 0 rules in 11 ms. Remains 41 /41 variables (removed 0) and now considering 264/264 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 161 ms. Remains : 41/46 places, 264/266 transitions.
Stuttering acceptance computed with spot in 206 ms :[false, (NOT p1), false, false, true]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 46 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-03 finished in 393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (F(G(p1))&&G(p2))))'
Support contains 29 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:39:42] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:39:42] [INFO ] Computed 7 invariants in 3 ms
[2024-05-21 09:39:42] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:43] [INFO ] Deduced a trap composed of 5 places in 83 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:45] [INFO ] Deduced a trap composed of 15 places in 67 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5455 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:39:51] [INFO ] Deduced a trap composed of 14 places in 100 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9930 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 15778ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 15782ms
[2024-05-21 09:39:58] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:39:58] [INFO ] Invariant cache hit.
[2024-05-21 09:39:58] [INFO ] Implicit Places using invariants in 76 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 78 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15865 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 394 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2)), (NOT p0), true, (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-04 finished in 16283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 23 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:39:58] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 09:39:58] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:39:58] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:39:59] [INFO ] Deduced a trap composed of 5 places in 59 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:40:01] [INFO ] Deduced a trap composed of 14 places in 55 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5130 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6687 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12221ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12225ms
[2024-05-21 09:40:10] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:40:10] [INFO ] Invariant cache hit.
[2024-05-21 09:40:10] [INFO ] Implicit Places using invariants in 91 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 93 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12324 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 128 ms :[true, p0, p0]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 9454 steps with 109 reset in 126 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-05 finished in 12604 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 3 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:40:11] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:40:11] [INFO ] Invariant cache hit.
[2024-05-21 09:40:11] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:40:12] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:40:13] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4474 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6587 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 11361ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 11365ms
[2024-05-21 09:40:22] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:40:22] [INFO ] Invariant cache hit.
[2024-05-21 09:40:22] [INFO ] Implicit Places using invariants in 186 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 191 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11563 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-06
Stuttering criterion allowed to conclude after 6287 steps with 122 reset in 35 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-06 finished in 11747 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U G((p1 U p0))))'
Support contains 13 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:40:22] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:40:22] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:40:22] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:23] [INFO ] Deduced a trap composed of 5 places in 60 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:25] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4137 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:31] [INFO ] Deduced a trap composed of 14 places in 70 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9192 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 13659ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 13663ms
[2024-05-21 09:40:36] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:40:36] [INFO ] Invariant cache hit.
[2024-05-21 09:40:36] [INFO ] Implicit Places using invariants in 116 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 119 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13790 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 266 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-07
Product exploration explored 100000 steps with 33321 reset in 438 ms.
Entered a terminal (fully accepting) state of product in 97921 steps with 32378 reset in 394 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-07 finished in 14924 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(((p1 U (F((F(p4)&&p3))&&p2))&&p0)))'
Support contains 9 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 11 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:40:37] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 09:40:37] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:40:37] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:40:38] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:40:40] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5205 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6510 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12049ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12053ms
[2024-05-21 09:40:49] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:40:49] [INFO ] Invariant cache hit.
[2024-05-21 09:40:50] [INFO ] Implicit Places using invariants in 72 ms returned [12, 27]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 74 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 12 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 12151 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p4) (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3) (NOT p0) (NOT p4)), (NOT p4), (OR (NOT p3) (NOT p4))]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-09
Stuttering criterion allowed to conclude after 75 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-09 finished in 12445 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||F(p2))))))'
Support contains 7 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:40:50] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:40:50] [INFO ] Computed 7 invariants in 2 ms
[2024-05-21 09:40:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:51] [INFO ] Deduced a trap composed of 5 places in 48 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:52] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4333 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:40:58] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9045 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 13723ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 13727ms
[2024-05-21 09:41:04] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:04] [INFO ] Invariant cache hit.
[2024-05-21 09:41:04] [INFO ] Implicit Places using invariants in 102 ms returned [28]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 104 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13835 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 197 ms :[(OR p0 (AND (NOT p1) (NOT p2))), (OR p0 (AND (NOT p1) (NOT p2))), true, (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-10
Stuttering criterion allowed to conclude after 85 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-10 finished in 14046 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)))'
Support contains 7 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 7 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:41:04] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:04] [INFO ] Invariant cache hit.
[2024-05-21 09:41:04] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:05] [INFO ] Deduced a trap composed of 5 places in 58 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:06] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4349 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 338 constraints, problems are : Problem set: 0 solved, 263 unsolved in 7016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
After SMT, in 11659ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 11663ms
[2024-05-21 09:41:16] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:16] [INFO ] Invariant cache hit.
[2024-05-21 09:41:16] [INFO ] Implicit Places using invariants in 92 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 93 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 45/46 places, 266/266 transitions.
Applied a total of 0 rules in 6 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11770 ms. Remains : 45/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 105 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-11
Product exploration explored 100000 steps with 1415 reset in 239 ms.
Product exploration explored 100000 steps with 1433 reset in 263 ms.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Detected a total of 28/45 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 183 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 268 steps (0 resets) in 6 ms. (38 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p1)), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 10 factoid took 213 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (NOT p1)]
[2024-05-21 09:41:17] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 45 cols
[2024-05-21 09:41:17] [INFO ] Computed 6 invariants in 3 ms
[2024-05-21 09:41:17] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:41:17] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-21 09:41:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:41:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:41:17] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-21 09:41:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:41:17] [INFO ] [Nat]Added 20 Read/Feed constraints in 37 ms returned sat
[2024-05-21 09:41:17] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 27 ms.
[2024-05-21 09:41:17] [INFO ] Added : 5 causal constraints over 1 iterations in 79 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 4 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Applied a total of 0 rules in 10 ms. Remains 45 /45 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:41:17] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:17] [INFO ] Invariant cache hit.
[2024-05-21 09:41:17] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:18] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 72 constraints, problems are : Problem set: 0 solved, 263 unsolved in 4500 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:24] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:28] [INFO ] Deduced a trap composed of 14 places in 70 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/131 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 337 constraints, problems are : Problem set: 0 solved, 263 unsolved in 11195 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 16035ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 16039ms
[2024-05-21 09:41:33] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:33] [INFO ] Invariant cache hit.
[2024-05-21 09:41:34] [INFO ] Implicit Places using invariants in 83 ms returned []
[2024-05-21 09:41:34] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:34] [INFO ] Invariant cache hit.
[2024-05-21 09:41:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:41:34] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
[2024-05-21 09:41:34] [INFO ] Redundant transitions in 9 ms returned []
Running 263 sub problems to find dead transitions.
[2024-05-21 09:41:34] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:41:34] [INFO ] Invariant cache hit.
[2024-05-21 09:41:34] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:35] [INFO ] Deduced a trap composed of 5 places in 112 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (OVERLAPS) 0/131 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 131/131 variables, and 72 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5450 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 86/131 variables, 45/52 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 263/335 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:51] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:41:55] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/131 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 131/131 variables, and 337 constraints, problems are : Problem set: 0 solved, 263 unsolved in 21475 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 27234ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 27238ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 43504 ms. Remains : 45/45 places, 266/266 transitions.
Computed a total of 28 stabilizing places and 42 stable transitions
Computed a total of 28 stabilizing places and 42 stable transitions
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 299 steps (0 resets) in 7 ms. (37 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), (NOT p1)]
[2024-05-21 09:42:01] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:42:01] [INFO ] Invariant cache hit.
[2024-05-21 09:42:02] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:42:02] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-21 09:42:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:42:02] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:42:02] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2024-05-21 09:42:02] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:42:02] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2024-05-21 09:42:02] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 55 transitions) in 13 ms.
[2024-05-21 09:42:02] [INFO ] Added : 11 causal constraints over 4 iterations in 48 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1425 reset in 203 ms.
Product exploration explored 100000 steps with 1438 reset in 217 ms.
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 44 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 44 transition count 265
Applied a total of 2 rules in 11 ms. Remains 44 /45 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:42:02] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2024-05-21 09:42:02] [INFO ] Computed 6 invariants in 0 ms
[2024-05-21 09:42:02] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:42:03] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 71 constraints, problems are : Problem set: 0 solved, 262 unsolved in 4513 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 333 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7796 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 12617ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12622ms
[2024-05-21 09:42:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:42:15] [INFO ] Invariant cache hit.
[2024-05-21 09:42:15] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-21 09:42:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:42:15] [INFO ] Invariant cache hit.
[2024-05-21 09:42:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:42:15] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2024-05-21 09:42:15] [INFO ] Redundant transitions in 3 ms returned []
Running 262 sub problems to find dead transitions.
[2024-05-21 09:42:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:42:15] [INFO ] Invariant cache hit.
[2024-05-21 09:42:15] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:42:16] [INFO ] Deduced a trap composed of 5 places in 96 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 0/129 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 71 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5628 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 333 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6405 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 1/1 constraints]
After SMT, in 12463ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12466ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 265/266 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 25382 ms. Remains : 44/45 places, 265/266 transitions.
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-11 finished in 84040 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)||X(F(p1))))'
Support contains 5 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Running 263 sub problems to find dead transitions.
[2024-05-21 09:42:28] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
// Phase 1: matrix 86 rows 46 cols
[2024-05-21 09:42:28] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 09:42:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:42:29] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/54 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:42:31] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 75 constraints, problems are : Problem set: 0 solved, 263 unsolved in 6172 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (OVERLAPS) 86/132 variables, 46/55 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 263/338 constraints. Problems are: Problem set: 0 solved, 263 unsolved
[2024-05-21 09:42:38] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 263 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 339 constraints, problems are : Problem set: 0 solved, 263 unsolved in 9193 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 3/3 constraints]
After SMT, in 15828ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 15832ms
[2024-05-21 09:42:44] [INFO ] Flow matrix only has 86 transitions (discarded 180 similar events)
[2024-05-21 09:42:44] [INFO ] Invariant cache hit.
[2024-05-21 09:42:44] [INFO ] Implicit Places using invariants in 124 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 127 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 266/266 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 266/266 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15962 ms. Remains : 44/46 places, 266/266 transitions.
Stuttering acceptance computed with spot in 167 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 190 ms.
Product exploration explored 100000 steps with 50000 reset in 197 ms.
Computed a total of 27 stabilizing places and 42 stable transitions
Computed a total of 27 stabilizing places and 42 stable transitions
Detected a total of 27/44 stabilizing places and 42/266 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 16 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-13 finished in 16570 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((!p0&&X(!p0)) U p1)&&X(X(G(p2)))))'
Support contains 6 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 5 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:42:44] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 45 cols
[2024-05-21 09:42:44] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 09:42:44] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:42:46] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:42:48] [INFO ] Deduced a trap composed of 14 places in 96 ms of which 16 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6525 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 16625 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 23473ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 23477ms
[2024-05-21 09:43:08] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:08] [INFO ] Invariant cache hit.
[2024-05-21 09:43:08] [INFO ] Implicit Places using invariants in 108 ms returned [12, 28]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 109 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 23594 ms. Remains : 43/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 265 ms :[(OR (NOT p2) (NOT p1)), true, (OR (NOT p1) p0), (NOT p2), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-14 finished in 23877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U p1)||F((p2&&X(p3))))))'
Support contains 10 out of 46 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46/46 places, 266/266 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 265
Applied a total of 2 rules in 2 ms. Remains 45 /46 variables (removed 1) and now considering 265/266 (removed 1) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:43:08] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:08] [INFO ] Invariant cache hit.
[2024-05-21 09:43:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:09] [INFO ] Deduced a trap composed of 5 places in 66 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/53 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:11] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 74 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (OVERLAPS) 85/130 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 262/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 8 (OVERLAPS) 0/130 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 336 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8343 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 13667ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 13669ms
[2024-05-21 09:43:22] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:22] [INFO ] Invariant cache hit.
[2024-05-21 09:43:22] [INFO ] Implicit Places using invariants in 113 ms returned [28]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 135 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/46 places, 265/266 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13809 ms. Remains : 44/46 places, 265/266 transitions.
Stuttering acceptance computed with spot in 418 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-PT-V10P10N10-LTLFireability-15
Product exploration explored 100000 steps with 1449 reset in 273 ms.
Product exploration explored 100000 steps with 1438 reset in 368 ms.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Detected a total of 27/44 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p3) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) p0 p2))), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT p1)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p1) p0 p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2 (NOT p3))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 249 ms. Reduced automaton from 5 states, 13 edges and 4 AP (stutter sensitive) to 5 states, 13 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 370 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
RANDOM walk for 40000 steps (442 resets) in 405 ms. (98 steps per ms) remains 5/14 properties
BEST_FIRST walk for 40003 steps (184 resets) in 316 ms. (126 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (154 resets) in 229 ms. (173 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (184 resets) in 242 ms. (164 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (157 resets) in 319 ms. (125 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (160 resets) in 297 ms. (134 steps per ms) remains 5/5 properties
[2024-05-21 09:43:25] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
// Phase 1: matrix 85 rows 44 cols
[2024-05-21 09:43:25] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 09:43:25] [INFO ] State equation strengthened by 20 read => feed constraints.
Problem apf6 is UNSAT
Problem apf13 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 33/43 variables, 6/6 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 2 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1/129 variables, 1/70 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/70 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/70 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 70 constraints, problems are : Problem set: 2 solved, 3 unsolved in 1026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 33/43 variables, 6/6 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 3/72 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/72 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1/129 variables, 1/73 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/129 variables, 0/73 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/129 variables, 0/73 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 73 constraints, problems are : Problem set: 2 solved, 3 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 1411ms problems are : Problem set: 2 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 200 ms.
Support contains 10 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 57 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:43:26] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:26] [INFO ] Invariant cache hit.
[2024-05-21 09:43:26] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:34] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:38] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 17461 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 8494 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 26545ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 26548ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26617 ms. Remains : 44/44 places, 265/265 transitions.
RANDOM walk for 40000 steps (443 resets) in 312 ms. (127 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (184 resets) in 188 ms. (211 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (183 resets) in 180 ms. (221 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (157 resets) in 78 ms. (506 steps per ms) remains 3/3 properties
Finished probabilistic random walk after 30064 steps, run visited all 3 properties in 251 ms. (steps per millisecond=119 )
Probabilistic random walk after 30064 steps, saw 8420 distinct states, run finished after 251 ms. (steps per millisecond=119 ) properties seen :3
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p3) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) p0 p2))), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT p1)), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p1) p0 p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2 (NOT p3))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (F (OR (G p3) (G (NOT p3)))), (G (OR (NOT p0) p1 p2 p3)), (G (OR (NOT p0) p1 p2))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1 (NOT p2) p3))), (F (NOT (AND (NOT p2) (NOT p3)))), (F p0), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT (OR p0 p1 (NOT p2) p3))), (F (NOT (OR p0 p1 (NOT p2)))), (F (NOT (OR (NOT p2) p3))), (F p2), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p3), (F p1), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3))))]
Knowledge based reduction with 25 factoid took 957 ms. Reduced automaton from 5 states, 13 edges and 4 AP (stutter sensitive) to 5 states, 11 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 372 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 213 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
[2024-05-21 09:43:55] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:55] [INFO ] Invariant cache hit.
[2024-05-21 09:43:55] [INFO ] [Real]Absence check using 6 positive place invariants in 15 ms returned sat
[2024-05-21 09:43:55] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-21 09:43:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:43:55] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:43:55] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-21 09:43:55] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:43:55] [INFO ] [Nat]Added 20 Read/Feed constraints in 12 ms returned sat
[2024-05-21 09:43:55] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 2 ms to minimize.
[2024-05-21 09:43:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2024-05-21 09:43:55] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 15 ms.
[2024-05-21 09:43:55] [INFO ] Added : 14 causal constraints over 4 iterations in 64 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 09:43:55] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:55] [INFO ] Invariant cache hit.
[2024-05-21 09:43:56] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 09:43:56] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-21 09:43:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:43:56] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:43:56] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-21 09:43:56] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:43:56] [INFO ] [Nat]Added 20 Read/Feed constraints in 9 ms returned sat
[2024-05-21 09:43:56] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 14 ms.
[2024-05-21 09:43:56] [INFO ] Added : 16 causal constraints over 4 iterations in 52 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p3))
Support contains 10 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:43:56] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:43:56] [INFO ] Invariant cache hit.
[2024-05-21 09:43:56] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:57] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:43:58] [INFO ] Deduced a trap composed of 15 places in 67 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7753 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 11129 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 19140ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 19145ms
[2024-05-21 09:44:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:15] [INFO ] Invariant cache hit.
[2024-05-21 09:44:15] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-21 09:44:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:15] [INFO ] Invariant cache hit.
[2024-05-21 09:44:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:44:15] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 256 ms to find 0 implicit places.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:44:15] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:15] [INFO ] Invariant cache hit.
[2024-05-21 09:44:15] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:44:16] [INFO ] Deduced a trap composed of 5 places in 51 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:44:18] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 7645 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 13425 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 21302ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 21305ms
Finished structural reductions in LTL mode , in 1 iterations and 40709 ms. Remains : 44/44 places, 265/265 transitions.
Computed a total of 27 stabilizing places and 41 stable transitions
Computed a total of 27 stabilizing places and 41 stable transitions
Detected a total of 27/44 stabilizing places and 41/265 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p3) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (AND (NOT p1) (NOT p2) (NOT p3)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 251 ms. Reduced automaton from 5 states, 11 edges and 4 AP (stutter sensitive) to 5 states, 11 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 433 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
RANDOM walk for 40000 steps (442 resets) in 343 ms. (116 steps per ms) remains 3/12 properties
BEST_FIRST walk for 40003 steps (162 resets) in 158 ms. (251 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (155 resets) in 184 ms. (216 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (163 resets) in 153 ms. (259 steps per ms) remains 3/3 properties
[2024-05-21 09:44:38] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:38] [INFO ] Invariant cache hit.
[2024-05-21 09:44:38] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/43 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1/129 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/129 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/129 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 70 constraints, problems are : Problem set: 0 solved, 3 unsolved in 393 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/43 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 85/128 variables, 43/49 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1/129 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/129 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/129 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 73 constraints, problems are : Problem set: 0 solved, 3 unsolved in 360 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 765ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 164 ms.
Support contains 8 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 265/265 transitions.
Applied a total of 0 rules in 27 ms. Remains 44 /44 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Running 262 sub problems to find dead transitions.
[2024-05-21 09:44:39] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:39] [INFO ] Invariant cache hit.
[2024-05-21 09:44:39] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:44:40] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/51 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 262 unsolved
[2024-05-21 09:44:41] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Real declared 129/129 variables, and 72 constraints, problems are : Problem set: 0 solved, 262 unsolved in 5216 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 262 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 3 (OVERLAPS) 85/129 variables, 44/52 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/129 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 262/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 0/129 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 262 unsolved
No progress, stopping.
After SMT solving in domain Int declared 129/129 variables, and 334 constraints, problems are : Problem set: 0 solved, 262 unsolved in 6678 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 262/262 constraints, Known Traps: 2/2 constraints]
After SMT, in 12237ms problems are : Problem set: 0 solved, 262 unsolved
Search for dead transitions found 0 dead transitions in 12242ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12270 ms. Remains : 44/44 places, 265/265 transitions.
RANDOM walk for 40000 steps (444 resets) in 361 ms. (110 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (160 resets) in 190 ms. (209 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (158 resets) in 159 ms. (250 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (160 resets) in 230 ms. (173 steps per ms) remains 3/3 properties
Finished probabilistic random walk after 30064 steps, run visited all 3 properties in 351 ms. (steps per millisecond=85 )
Probabilistic random walk after 30064 steps, saw 8420 distinct states, run finished after 363 ms. (steps per millisecond=82 ) properties seen :3
Knowledge obtained : [(AND (NOT p2) (NOT p3) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (AND (NOT p1) (NOT p2) (NOT p3)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F (NOT (OR (NOT p2) p3))), (F (NOT (OR (NOT p0) p1 p3))), (F p0), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p2) (NOT p3)))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p0 p1 (NOT p2) p3))), (F p2), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (F p3), (F (NOT (OR p0 p1 (NOT p2)))), (F p1)]
Knowledge based reduction with 20 factoid took 975 ms. Reduced automaton from 5 states, 11 edges and 4 AP (stutter sensitive) to 5 states, 11 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 367 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
[2024-05-21 09:44:53] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:53] [INFO ] Invariant cache hit.
[2024-05-21 09:44:54] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:44:54] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-21 09:44:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:44:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:44:54] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-21 09:44:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:44:54] [INFO ] [Nat]Added 20 Read/Feed constraints in 8 ms returned sat
[2024-05-21 09:44:54] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 1 ms to minimize.
[2024-05-21 09:44:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2024-05-21 09:44:54] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 15 ms.
[2024-05-21 09:44:54] [INFO ] Added : 14 causal constraints over 4 iterations in 71 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2024-05-21 09:44:54] [INFO ] Flow matrix only has 85 transitions (discarded 180 similar events)
[2024-05-21 09:44:54] [INFO ] Invariant cache hit.
[2024-05-21 09:44:54] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 09:44:54] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-21 09:44:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 09:44:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 09:44:54] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-21 09:44:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-21 09:44:54] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2024-05-21 09:44:54] [INFO ] Computed and/alt/rep : 28/56/28 causal constraints (skipped 54 transitions) in 11 ms.
[2024-05-21 09:44:54] [INFO ] Added : 16 causal constraints over 4 iterations in 63 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p3))
Stuttering acceptance computed with spot in 272 ms :[(NOT p3), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3))]
Stuttering criterion allowed to conclude after 90906 steps with 1321 reset in 249 ms.
FORMULA BridgeAndVehicles-PT-V10P10N10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V10P10N10-LTLFireability-15 finished in 106388 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)))'
[2024-05-21 09:44:55] [INFO ] Flatten gal took : 28 ms
[2024-05-21 09:44:55] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 28 ms.
[2024-05-21 09:44:55] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 46 places, 266 transitions and 1920 arcs took 7 ms.
Total runtime 378808 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running BridgeAndVehicles-PT-V10P10N10

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/417/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 46
TRANSITIONS: 266
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.017s, Sys 0.001s]


SAVING FILE /home/mcc/execution/417/model (.net / .def) ...
EXPORT TIME: [User 0.000s, 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: 1595
MODEL NAME: /home/mcc/execution/417/model
46 places, 266 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-V10P10N10-LTLFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716284700408

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V10P10N10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is BridgeAndVehicles-PT-V10P10N10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r047-tajo-171620397700172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V10P10N10.tgz
mv BridgeAndVehicles-PT-V10P10N10 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;