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.r048-tajo-171620398600004.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)
.........................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is BridgeAndVehicles-COL-V04P05N02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tajo-171620398600004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 9.2K Apr 13 01:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Apr 13 01:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 13 01:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 13 01:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 13 01:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Apr 13 01:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 01:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 13 01:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 37K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716320745756

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V04P05N02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202405141337
[2024-05-21 19:45:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 19:45:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 19:45:47] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-21 19:45:47] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 19:45:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 543 ms
[2024-05-21 19:45:47] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 28 PT places and 346.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
[2024-05-21 19:45:47] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2024-05-21 19:45:47] [INFO ] Skeletonized 12 HLPN properties in 8 ms. Removed 4 properties that had guard overlaps.
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Remains 6 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 89 steps (0 resets) in 11 ms. (7 steps per ms) remains 0/5 properties
[2024-05-21 19:45:48] [INFO ] Flatten gal took : 13 ms
[2024-05-21 19:45:48] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD $cA 1) 5)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 5) 5) 5)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 3)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-21 19:45:48] [INFO ] Unfolded HLPN to a Petri net with 28 places and 52 transitions 326 arcs in 15 ms.
[2024-05-21 19:45:48] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 52/52 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 26 transition count 52
Applied a total of 2 rules in 9 ms. Remains 26 /28 variables (removed 2) and now considering 52/52 (removed 0) transitions.
Running 49 sub problems to find dead transitions.
[2024-05-21 19:45:48] [INFO ] Flow matrix only has 34 transitions (discarded 18 similar events)
// Phase 1: matrix 34 rows 26 cols
[2024-05-21 19:45:48] [INFO ] Computed 5 invariants in 7 ms
[2024-05-21 19:45:48] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 49 unsolved
[2024-05-21 19:45:48] [INFO ] Deduced a trap composed of 5 places in 49 ms of which 18 ms to minimize.
[2024-05-21 19:45:48] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 1 ms to minimize.
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
[2024-05-21 19:45:48] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 1 ms to minimize.
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/8 constraints. Problems are: Problem set: 8 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 8 solved, 41 unsolved
Problem TDEAD4 is UNSAT
Problem TDEAD17 is UNSAT
At refinement iteration 3 (OVERLAPS) 34/60 variables, 26/34 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 6/40 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/40 constraints. Problems are: Problem set: 10 solved, 39 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/60 variables, 0/40 constraints. Problems are: Problem set: 10 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 60/60 variables, and 40 constraints, problems are : Problem set: 10 solved, 39 unsolved in 725 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 26/26 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 10 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 5/5 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 3/8 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 34/60 variables, 26/34 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 6/40 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 39/79 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/79 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/60 variables, 0/79 constraints. Problems are: Problem set: 10 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 60/60 variables, and 79 constraints, problems are : Problem set: 10 solved, 39 unsolved in 516 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 26/26 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 39/49 constraints, Known Traps: 3/3 constraints]
After SMT, in 1328ms problems are : Problem set: 10 solved, 39 unsolved
Search for dead transitions found 10 dead transitions in 1340ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 10 transitions.
[2024-05-21 19:45:49] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 26 cols
[2024-05-21 19:45:49] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:45:49] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-21 19:45:49] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:49] [INFO ] Invariant cache hit.
[2024-05-21 19:45:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:45:49] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/28 places, 42/52 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1453 ms. Remains : 26/28 places, 42/52 transitions.
Support contains 26 out of 26 places after structural reductions.
[2024-05-21 19:45:49] [INFO ] Flatten gal took : 12 ms
[2024-05-21 19:45:49] [INFO ] Flatten gal took : 13 ms
[2024-05-21 19:45:49] [INFO ] Input system was already deterministic with 42 transitions.
Reduction of identical properties reduced properties to check from 15 to 12
RANDOM walk for 201 steps (4 resets) in 46 ms. (4 steps per ms) remains 0/12 properties
Computed a total of 17 stabilizing places and 18 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&X(G(p1))))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:50] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:50] [INFO ] Invariant cache hit.
[2024-05-21 19:45:50] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:50] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 343 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 462 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 828ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 829ms
[2024-05-21 19:45:50] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:50] [INFO ] Invariant cache hit.
[2024-05-21 19:45:50] [INFO ] Implicit Places using invariants in 43 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 48 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 879 ms. Remains : 24/26 places, 42/42 transitions.
Stuttering acceptance computed with spot in 287 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-00 finished in 1228 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 6 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:45:51] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:45:51] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:45:51] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:51] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 370 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:51] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 571 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 961ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 962ms
[2024-05-21 19:45:52] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:45:52] [INFO ] Invariant cache hit.
[2024-05-21 19:45:52] [INFO ] Implicit Places using invariants in 32 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1005 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-01
Product exploration explored 100000 steps with 4774 reset in 250 ms.
Product exploration explored 100000 steps with 4783 reset in 138 ms.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 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 69 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 59 steps (0 resets) in 4 ms. (11 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 86 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 62 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 41/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:45:53] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 23 cols
[2024-05-21 19:45:53] [INFO ] Computed 5 invariants in 3 ms
[2024-05-21 19:45:53] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:53] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 33 constraints, problems are : Problem set: 0 solved, 38 unsolved in 369 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 38/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 71 constraints, problems are : Problem set: 0 solved, 38 unsolved in 466 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
After SMT, in 858ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 859ms
[2024-05-21 19:45:53] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:45:53] [INFO ] Invariant cache hit.
[2024-05-21 19:45:53] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-21 19:45:53] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:45:53] [INFO ] Invariant cache hit.
[2024-05-21 19:45:54] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:45:54] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2024-05-21 19:45:54] [INFO ] Redundant transitions in 0 ms returned []
Running 38 sub problems to find dead transitions.
[2024-05-21 19:45:54] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:45:54] [INFO ] Invariant cache hit.
[2024-05-21 19:45:54] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:54] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 33 constraints, problems are : Problem set: 0 solved, 38 unsolved in 451 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 38/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:45:54] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 72 constraints, problems are : Problem set: 0 solved, 38 unsolved in 496 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 963ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 964ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1915 ms. Remains : 23/23 places, 41/41 transitions.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 69 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 57 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 42 steps (0 resets) in 4 ms. (8 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 91 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 61 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4774 reset in 112 ms.
Product exploration explored 100000 steps with 4736 reset in 185 ms.
Built C files in :
/tmp/ltsmin15745939161244581174
[2024-05-21 19:45:55] [INFO ] Computing symmetric may disable matrix : 41 transitions.
[2024-05-21 19:45:55] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:45:55] [INFO ] Computing symmetric may enable matrix : 41 transitions.
[2024-05-21 19:45:55] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:45:55] [INFO ] Computing Do-Not-Accords matrix : 41 transitions.
[2024-05-21 19:45:55] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:45:55] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15745939161244581174
Running compilation step : cd /tmp/ltsmin15745939161244581174;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 278 ms.
Running link step : cd /tmp/ltsmin15745939161244581174;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin15745939161244581174;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased3781787909316203556.hoa' '--buchi-type=spotba'
LTSmin run took 137 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-01 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-01 finished in 5008 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:56] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 26 cols
[2024-05-21 19:45:56] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:45:56] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:56] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 369 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 821ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 822ms
[2024-05-21 19:45:57] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:57] [INFO ] Invariant cache hit.
[2024-05-21 19:45:57] [INFO ] Implicit Places using invariants in 35 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/26 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 864 ms. Remains : 24/26 places, 42/42 transitions.
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-02
Product exploration explored 100000 steps with 2346 reset in 241 ms.
Product exploration explored 100000 steps with 2347 reset in 125 ms.
Computed a total of 15 stabilizing places and 18 stable transitions
Computed a total of 15 stabilizing places and 18 stable transitions
Detected a total of 15/24 stabilizing places and 18/42 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 194 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (918 resets) in 419 ms. (95 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (434 resets) in 232 ms. (171 steps per ms) remains 1/1 properties
[2024-05-21 19:45:57] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 24 cols
[2024-05-21 19:45:57] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 19:45:57] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 9/54 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Positive P Invariants (semi-flows): 2/5 constraints, State Equation: 0/24 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 26ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 15 factoid took 336 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p1)]
Support contains 3 out of 24 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 : 24/24 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:58] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:58] [INFO ] Invariant cache hit.
[2024-05-21 19:45:58] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:58] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 0/54 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 34 constraints, problems are : Problem set: 0 solved, 39 unsolved in 394 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 39/73 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:59] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/54 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 74 constraints, problems are : Problem set: 0 solved, 39 unsolved in 515 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 2/2 constraints]
After SMT, in 935ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 938ms
[2024-05-21 19:45:59] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:59] [INFO ] Invariant cache hit.
[2024-05-21 19:45:59] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-21 19:45:59] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:59] [INFO ] Invariant cache hit.
[2024-05-21 19:45:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:45:59] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2024-05-21 19:45:59] [INFO ] Redundant transitions in 1 ms returned []
Running 39 sub problems to find dead transitions.
[2024-05-21 19:45:59] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:45:59] [INFO ] Invariant cache hit.
[2024-05-21 19:45:59] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:59] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 0/54 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 34 constraints, problems are : Problem set: 0 solved, 39 unsolved in 348 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 39/73 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:45:59] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/54 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 74 constraints, problems are : Problem set: 0 solved, 39 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 2/2 constraints]
After SMT, in 869ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 869ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1894 ms. Remains : 24/24 places, 42/42 transitions.
Computed a total of 15 stabilizing places and 18 stable transitions
Computed a total of 15 stabilizing places and 18 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p1)]
RANDOM walk for 60 steps (0 resets) in 4 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
Product exploration explored 100000 steps with 2347 reset in 121 ms.
Product exploration explored 100000 steps with 2346 reset in 136 ms.
Built C files in :
/tmp/ltsmin10783025403908617195
[2024-05-21 19:46:00] [INFO ] Computing symmetric may disable matrix : 42 transitions.
[2024-05-21 19:46:00] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:00] [INFO ] Computing symmetric may enable matrix : 42 transitions.
[2024-05-21 19:46:00] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:00] [INFO ] Computing Do-Not-Accords matrix : 42 transitions.
[2024-05-21 19:46:00] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:00] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10783025403908617195
Running compilation step : cd /tmp/ltsmin10783025403908617195;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 225 ms.
Running link step : cd /tmp/ltsmin10783025403908617195;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin10783025403908617195;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased5451314091794267038.hoa' '--buchi-type=spotba'
LTSmin run took 122 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-02 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-02 finished in 5029 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 F(p1)) U G((F(X(p0)) U p2))))'
Support contains 15 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 3 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:01] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:46:01] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:46:01] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:01] [INFO ] Deduced a trap composed of 5 places in 22 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 400 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:01] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 670 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1086ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1087ms
[2024-05-21 19:46:02] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:02] [INFO ] Invariant cache hit.
[2024-05-21 19:46:02] [INFO ] Implicit Places using invariants in 30 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/26 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1123 ms. Remains : 24/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-03
Product exploration explored 100000 steps with 6567 reset in 304 ms.
Product exploration explored 100000 steps with 6642 reset in 283 ms.
Computed a total of 15 stabilizing places and 17 stable transitions
Computed a total of 15 stabilizing places and 17 stable transitions
Detected a total of 15/24 stabilizing places and 17/41 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 245 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 252 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 67 steps (0 resets) in 5 ms. (11 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p2 p0 p1))), (F (NOT (OR p2 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p2) p0))), (F p2), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT (AND (NOT p2) (NOT p0)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 17 factoid took 699 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 221 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 204 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
[2024-05-21 19:46:04] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 24 cols
[2024-05-21 19:46:04] [INFO ] Computed 6 invariants in 2 ms
[2024-05-21 19:46:04] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:04] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-21 19:46:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 19:46:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:04] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-21 19:46:04] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:04] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-05-21 19:46:04] [INFO ] Computed and/alt/rep : 22/95/22 causal constraints (skipped 4 transitions) in 3 ms.
[2024-05-21 19:46:05] [INFO ] Added : 16 causal constraints over 4 iterations in 36 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 15 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 41/41 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:05] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:05] [INFO ] Invariant cache hit.
[2024-05-21 19:46:05] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:05] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/53 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 38 unsolved in 460 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/53 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 38/73 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:05] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 74 constraints, problems are : Problem set: 0 solved, 38 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1086ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1087ms
[2024-05-21 19:46:06] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:06] [INFO ] Invariant cache hit.
[2024-05-21 19:46:06] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-21 19:46:06] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:06] [INFO ] Invariant cache hit.
[2024-05-21 19:46:06] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:06] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2024-05-21 19:46:06] [INFO ] Redundant transitions in 0 ms returned []
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:06] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:06] [INFO ] Invariant cache hit.
[2024-05-21 19:46:06] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:06] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/53 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 38 unsolved in 405 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/53 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 38/73 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:06] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/53 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 74 constraints, problems are : Problem set: 0 solved, 38 unsolved in 659 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 24/24 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1079ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1080ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2239 ms. Remains : 24/24 places, 41/41 transitions.
Computed a total of 15 stabilizing places and 17 stable transitions
Computed a total of 15 stabilizing places and 17 stable transitions
Detected a total of 15/24 stabilizing places and 17/41 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 192 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 204 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 63 steps (0 resets) in 6 ms. (9 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p2 p0 p1))), (F (NOT (OR p2 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p2) p0))), (F p2), (F (NOT (OR (NOT p2) p0 p1))), (F (NOT (AND (NOT p2) (NOT p0)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 17 factoid took 682 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 247 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 202 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
[2024-05-21 19:46:08] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:08] [INFO ] Invariant cache hit.
[2024-05-21 19:46:08] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-21 19:46:08] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-21 19:46:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 19:46:08] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:08] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-21 19:46:08] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:08] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-05-21 19:46:08] [INFO ] Computed and/alt/rep : 22/95/22 causal constraints (skipped 4 transitions) in 2 ms.
[2024-05-21 19:46:08] [INFO ] Added : 18 causal constraints over 5 iterations in 35 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 236 ms :[(NOT p2), (AND (NOT p1) (NOT p0) p2), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 6587 reset in 235 ms.
Product exploration explored 100000 steps with 6578 reset in 214 ms.
Built C files in :
/tmp/ltsmin13848952185646804841
[2024-05-21 19:46:09] [INFO ] Computing symmetric may disable matrix : 41 transitions.
[2024-05-21 19:46:09] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:09] [INFO ] Computing symmetric may enable matrix : 41 transitions.
[2024-05-21 19:46:09] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:09] [INFO ] Computing Do-Not-Accords matrix : 41 transitions.
[2024-05-21 19:46:09] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:09] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13848952185646804841
Running compilation step : cd /tmp/ltsmin13848952185646804841;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 189 ms.
Running link step : cd /tmp/ltsmin13848952185646804841;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin13848952185646804841;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15824361555786860489.hoa' '--buchi-type=spotba'
LTSmin run took 159 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-03 finished in 8861 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 10 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:46:10] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 26 cols
[2024-05-21 19:46:10] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:46:10] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:46:10] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 606 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 1056ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 1056ms
[2024-05-21 19:46:11] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:46:11] [INFO ] Invariant cache hit.
[2024-05-21 19:46:11] [INFO ] Implicit Places using invariants in 43 ms returned [7, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1101 ms. Remains : 24/26 places, 42/42 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-04 finished in 1202 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(F(p0))))'
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:11] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:46:11] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:46:11] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:11] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 484 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:12] [INFO ] Deduced a trap composed of 7 places in 18 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 538 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1052ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1053ms
[2024-05-21 19:46:12] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:12] [INFO ] Invariant cache hit.
[2024-05-21 19:46:12] [INFO ] Implicit Places using invariants in 31 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 32 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1088 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-05
Product exploration explored 100000 steps with 33333 reset in 69 ms.
Product exploration explored 100000 steps with 33333 reset in 81 ms.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Detected a total of 14/23 stabilizing places and 17/41 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 22 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-05 finished in 1398 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 X((F(p3)||p2)))))'
Support contains 14 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:12] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:12] [INFO ] Invariant cache hit.
[2024-05-21 19:46:12] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:12] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:13] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 576 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 950ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 951ms
[2024-05-21 19:46:13] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:13] [INFO ] Invariant cache hit.
[2024-05-21 19:46:13] [INFO ] Implicit Places using invariants in 36 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 38 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 991 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 362 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) p1 (NOT p2)), (AND p1 (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) p1), (AND p1 (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-08
Product exploration explored 100000 steps with 33333 reset in 299 ms.
Product exploration explored 100000 steps with 33333 reset in 287 ms.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Detected a total of 14/23 stabilizing places and 17/41 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (OR (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p1)), (X (X p3)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND p0 (NOT p2) (NOT p3)))))), (X (X (NOT (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 26 ms. Reduced automaton from 9 states, 22 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-08 finished in 2011 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((X((X(p1) U (p1&&X(p1))))||p0))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 3 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:14] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:14] [INFO ] Invariant cache hit.
[2024-05-21 19:46:14] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:14] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 453 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:15] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 666 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1145ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1146ms
[2024-05-21 19:46:15] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:15] [INFO ] Invariant cache hit.
[2024-05-21 19:46:15] [INFO ] Implicit Places using invariants in 50 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 41/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1202 ms. Remains : 24/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-09
Stuttering criterion allowed to conclude after 45 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-09 finished in 1394 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 !p0))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
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 23 transition count 40
Applied a total of 5 rules in 9 ms. Remains 23 /26 variables (removed 3) and now considering 40/42 (removed 2) transitions.
[2024-05-21 19:46:16] [INFO ] Flow matrix only has 28 transitions (discarded 12 similar events)
// Phase 1: matrix 28 rows 23 cols
[2024-05-21 19:46:16] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 19:46:16] [INFO ] Implicit Places using invariants in 42 ms returned [6, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 43 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/26 places, 40/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 21 /21 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 55 ms. Remains : 21/26 places, 40/42 transitions.
Stuttering acceptance computed with spot in 70 ms :[p0, (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-10
Stuttering criterion allowed to conclude after 33 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-10 finished in 145 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((X(p1)&&p0)))'
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:16] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:46:16] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:46:16] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:16] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 489 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:17] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 674 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1189ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1190ms
[2024-05-21 19:46:17] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:17] [INFO ] Invariant cache hit.
[2024-05-21 19:46:17] [INFO ] Implicit Places using invariants in 53 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1248 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-11
Stuttering criterion allowed to conclude after 41 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-11 finished in 1366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 3 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:17] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:17] [INFO ] Invariant cache hit.
[2024-05-21 19:46:17] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:17] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:18] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 671 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1108ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1109ms
[2024-05-21 19:46:18] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:18] [INFO ] Invariant cache hit.
[2024-05-21 19:46:18] [INFO ] Implicit Places using invariants in 45 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1160 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 84 ms :[p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-12
Product exploration explored 100000 steps with 7433 reset in 124 ms.
Product exploration explored 100000 steps with 7439 reset in 124 ms.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 116 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 84 ms :[p0, p0]
RANDOM walk for 62 steps (0 resets) in 4 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 124 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 93 ms :[p0, p0]
Stuttering acceptance computed with spot in 87 ms :[p0, p0]
[2024-05-21 19:46:19] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 23 cols
[2024-05-21 19:46:19] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 19:46:19] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:19] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-21 19:46:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 19:46:19] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:19] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-05-21 19:46:19] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:19] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-05-21 19:46:19] [INFO ] Computed and/alt/rep : 22/79/22 causal constraints (skipped 4 transitions) in 3 ms.
[2024-05-21 19:46:19] [INFO ] Added : 20 causal constraints over 5 iterations in 25 ms. Result :sat
Could not prove EG p0
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 41/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:19] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:19] [INFO ] Invariant cache hit.
[2024-05-21 19:46:19] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:19] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 33 constraints, problems are : Problem set: 0 solved, 38 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 38/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:20] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 72 constraints, problems are : Problem set: 0 solved, 38 unsolved in 638 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1094ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1095ms
[2024-05-21 19:46:20] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:20] [INFO ] Invariant cache hit.
[2024-05-21 19:46:20] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-21 19:46:20] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:20] [INFO ] Invariant cache hit.
[2024-05-21 19:46:21] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:21] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2024-05-21 19:46:21] [INFO ] Redundant transitions in 0 ms returned []
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:21] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:21] [INFO ] Invariant cache hit.
[2024-05-21 19:46:21] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:21] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 0/52 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 33 constraints, problems are : Problem set: 0 solved, 38 unsolved in 450 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (OVERLAPS) 29/52 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/52 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 38/71 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:21] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 72 constraints, problems are : Problem set: 0 solved, 38 unsolved in 632 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1099ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1100ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2290 ms. Remains : 23/23 places, 41/41 transitions.
Computed a total of 14 stabilizing places and 17 stable transitions
Computed a total of 14 stabilizing places and 17 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 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 91 ms :[p0, p0]
RANDOM walk for 52 steps (0 resets) in 4 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[p0, p0]
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
[2024-05-21 19:46:22] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:22] [INFO ] Invariant cache hit.
[2024-05-21 19:46:22] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:22] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-05-21 19:46:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 19:46:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 19:46:22] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-21 19:46:22] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:22] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-05-21 19:46:22] [INFO ] Computed and/alt/rep : 22/79/22 causal constraints (skipped 4 transitions) in 2 ms.
[2024-05-21 19:46:22] [INFO ] Added : 17 causal constraints over 4 iterations in 23 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 80 ms :[p0, p0]
Product exploration explored 100000 steps with 7426 reset in 106 ms.
Product exploration explored 100000 steps with 7441 reset in 108 ms.
Built C files in :
/tmp/ltsmin6489436177750547267
[2024-05-21 19:46:23] [INFO ] Computing symmetric may disable matrix : 41 transitions.
[2024-05-21 19:46:23] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:23] [INFO ] Computing symmetric may enable matrix : 41 transitions.
[2024-05-21 19:46:23] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:23] [INFO ] Computing Do-Not-Accords matrix : 41 transitions.
[2024-05-21 19:46:23] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 19:46:23] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6489436177750547267
Running compilation step : cd /tmp/ltsmin6489436177750547267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 204 ms.
Running link step : cd /tmp/ltsmin6489436177750547267;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin6489436177750547267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased3839507974889770806.hoa' '--buchi-type=spotba'
LTSmin run took 291 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-12 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-12 finished in 5957 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)&&(G(p2)||p1))))'
Support contains 14 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:46:23] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
// Phase 1: matrix 30 rows 26 cols
[2024-05-21 19:46:23] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 19:46:23] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:46:23] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 399 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 519 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 935ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 936ms
[2024-05-21 19:46:24] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:46:24] [INFO ] Invariant cache hit.
[2024-05-21 19:46:24] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-21 19:46:24] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:46:24] [INFO ] Invariant cache hit.
[2024-05-21 19:46:24] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 19:46:24] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2024-05-21 19:46:24] [INFO ] Flow matrix only has 30 transitions (discarded 12 similar events)
[2024-05-21 19:46:24] [INFO ] Invariant cache hit.
[2024-05-21 19:46:24] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2024-05-21 19:46:24] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 38 constraints, problems are : Problem set: 0 solved, 39 unsolved in 368 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 30/56 variables, 26/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 39/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 77 constraints, problems are : Problem set: 0 solved, 39 unsolved in 393 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 26/26 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 1/1 constraints]
After SMT, in 774ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 775ms
Finished structural reductions in LTL mode , in 1 iterations and 1776 ms. Remains : 26/26 places, 42/42 transitions.
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-13 finished in 1981 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:25] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
// Phase 1: matrix 29 rows 25 cols
[2024-05-21 19:46:25] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 19:46:25] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:25] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 379 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:26] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 647 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1051ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1053ms
[2024-05-21 19:46:26] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:26] [INFO ] Invariant cache hit.
[2024-05-21 19:46:26] [INFO ] Implicit Places using invariants in 31 ms returned [7, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 41/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1089 ms. Remains : 23/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 111 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-14
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-14 finished in 1212 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 42/42 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 41
Applied a total of 2 rules in 4 ms. Remains 25 /26 variables (removed 1) and now considering 41/42 (removed 1) transitions.
Running 38 sub problems to find dead transitions.
[2024-05-21 19:46:26] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:26] [INFO ] Invariant cache hit.
[2024-05-21 19:46:26] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:26] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 38 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 29/54 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 38 unsolved
[2024-05-21 19:46:27] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 76 constraints, problems are : Problem set: 0 solved, 38 unsolved in 726 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 25/25 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints]
After SMT, in 1140ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 1141ms
[2024-05-21 19:46:27] [INFO ] Flow matrix only has 29 transitions (discarded 12 similar events)
[2024-05-21 19:46:27] [INFO ] Invariant cache hit.
[2024-05-21 19:46:27] [INFO ] Implicit Places using invariants in 33 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/26 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1180 ms. Remains : 24/26 places, 41/42 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V04P05N02-LTLFireability-15
Stuttering criterion allowed to conclude after 41 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V04P05N02-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V04P05N02-LTLFireability-15 finished in 1236 ms.
All properties solved by simple procedures.
Total runtime 40972 ms.

BK_STOP 1716320788097

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-COL-V04P05N02"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is BridgeAndVehicles-COL-V04P05N02, 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 r048-tajo-171620398600004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V04P05N02.tgz
mv BridgeAndVehicles-COL-V04P05N02 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 ;