Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r004-smll-171620118200300.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is AirplaneLD-PT-2000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r004-smll-171620118200300
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 48M
-rw-r--r-- 1 mcc users 2.0M Apr 12 06:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 6.7M Apr 12 06:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 729K Apr 12 04:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 3.9M Apr 12 04:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 382K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 962K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 382K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.5M Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8M Apr 12 10:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13M Apr 12 10:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 994K Apr 12 08:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 5.1M Apr 12 08:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 107K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 191K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 8.7M 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 AirplaneLD-PT-2000-LTLFireability-00
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-01
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-02
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-03
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-04
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-05
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-06
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-07
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-08
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-09
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-10
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-11
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-12
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-13
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-14
FORMULA_NAME AirplaneLD-PT-2000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716416632733

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-2000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-22 22:23:55] [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]
[2024-05-22 22:23:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 22:23:57] [INFO ] Load time of PNML (sax parser for PT used): 1553 ms
[2024-05-22 22:23:57] [INFO ] Transformed 14019 places.
[2024-05-22 22:23:57] [INFO ] Transformed 16008 transitions.
[2024-05-22 22:23:57] [INFO ] Found NUPN structural information;
[2024-05-22 22:23:57] [INFO ] Parsed PT model containing 14019 places and 16008 transitions and 61028 arcs in 1924 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 219 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Reduce places removed 6002 places and 0 transitions.
FORMULA AirplaneLD-PT-2000-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-2000-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-2000-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-2000-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 4016 out of 8017 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8017/8017 places, 16008/16008 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 8014 transition count 16008
Discarding 3996 places :
Symmetric choice reduction at 1 with 3996 rule applications. Total rules 3999 place count 4018 transition count 12012
Iterating global reduction 1 with 3996 rules applied. Total rules applied 7995 place count 4018 transition count 12012
Ensure Unique test removed 3996 transitions
Reduce isomorphic transitions removed 3996 transitions.
Iterating post reduction 1 with 3996 rules applied. Total rules applied 11991 place count 4018 transition count 8016
Applied a total of 11991 rules in 528 ms. Remains 4018 /8017 variables (removed 3999) and now considering 8016/16008 (removed 7992) transitions.
// Phase 1: matrix 8016 rows 4018 cols
[2024-05-22 22:24:01] [INFO ] Computed 1 invariants in 2046 ms
[2024-05-22 22:24:03] [INFO ] Implicit Places using invariants in 3874 ms returned []
[2024-05-22 22:24:03] [INFO ] Invariant cache hit.
[2024-05-22 22:24:08] [INFO ] Implicit Places using invariants and state equation in 5276 ms returned []
Implicit Place search using SMT with State Equation took 9202 ms to find 0 implicit places.
Running 4008 sub problems to find dead transitions.
[2024-05-22 22:24:08] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4013/12034 variables, and 0 constraints, problems are : Problem set: 0 solved, 4008 unsolved in 30191 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/4018 constraints, PredecessorRefiner: 4008/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4008 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4013/12034 variables, and 0 constraints, problems are : Problem set: 0 solved, 4008 unsolved in 30141 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/4018 constraints, PredecessorRefiner: 4004/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 117713ms problems are : Problem set: 0 solved, 4008 unsolved
Search for dead transitions found 0 dead transitions in 117850ms
Starting structural reductions in LTL mode, iteration 1 : 4018/8017 places, 8016/16008 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 127659 ms. Remains : 4018/8017 places, 8016/16008 transitions.
Support contains 4016 out of 4018 places after structural reductions.
[2024-05-22 22:26:07] [INFO ] Flatten gal took : 737 ms
[2024-05-22 22:26:08] [INFO ] Flatten gal took : 344 ms
[2024-05-22 22:26:09] [INFO ] Input system was already deterministic with 8016 transitions.
Reduction of identical properties reduced properties to check from 22 to 20
RANDOM walk for 40000 steps (5176 resets) in 17851 ms. (2 steps per ms) remains 6/20 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3730 ms. (10 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 6/6 properties
[2024-05-22 22:26:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1008 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 5010/6018 variables, 1008/1008 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6018 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 12024/12034 variables, and 4012 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5018 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 4012/4018 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1008 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 5010/6018 variables, 1008/1008 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6018 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 6006/12024 variables, 3004/4012 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 12024/12034 variables, and 4012 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5015 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 4012/4018 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 11717ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1008 out of 4018 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Graph (complete) has 5017 edges and 4018 vertex of which 4016 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.15 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 4016 transition count 8012
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 5 place count 4016 transition count 8009
Deduced a syphon composed of 3 places in 4 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 13 place count 4011 transition count 8009
Discarding 2995 places :
Symmetric choice reduction at 1 with 2995 rule applications. Total rules 3008 place count 1016 transition count 5014
Iterating global reduction 1 with 2995 rules applied. Total rules applied 6003 place count 1016 transition count 5014
Ensure Unique test removed 2995 transitions
Reduce isomorphic transitions removed 2995 transitions.
Iterating post reduction 1 with 2995 rules applied. Total rules applied 8998 place count 1016 transition count 2019
Free-agglomeration rule applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9002 place count 1016 transition count 2015
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 9006 place count 1012 transition count 2015
Applied a total of 9006 rules in 352 ms. Remains 1012 /4018 variables (removed 3006) and now considering 2015/8016 (removed 6001) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 352 ms. Remains : 1012/4018 places, 2015/8016 transitions.
RANDOM walk for 37674 steps (5513 resets) in 3901 ms. (9 steps per ms) remains 0/6 properties
FORMULA AirplaneLD-PT-2000-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 4018 stabilizing places and 8016 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4018 transition count 8016
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1002 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 2999 places :
Symmetric choice reduction at 0 with 2999 rule applications. Total rules 2999 place count 1019 transition count 5017
Iterating global reduction 0 with 2999 rules applied. Total rules applied 5998 place count 1019 transition count 5017
Ensure Unique test removed 2999 transitions
Reduce isomorphic transitions removed 2999 transitions.
Iterating post reduction 0 with 2999 rules applied. Total rules applied 8997 place count 1019 transition count 2018
Applied a total of 8997 rules in 127 ms. Remains 1019 /4018 variables (removed 2999) and now considering 2018/8016 (removed 5998) transitions.
// Phase 1: matrix 2018 rows 1019 cols
[2024-05-22 22:26:28] [INFO ] Computed 1 invariants in 161 ms
[2024-05-22 22:26:29] [INFO ] Implicit Places using invariants in 375 ms returned [1018]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 380 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1018/4018 places, 2018/8016 transitions.
Applied a total of 0 rules in 5 ms. Remains 1018 /1018 variables (removed 0) and now considering 2018/2018 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 513 ms. Remains : 1018/4018 places, 2018/8016 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-01
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 4 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-01 finished in 948 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 3000 out of 4018 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Graph (complete) has 5017 edges and 4018 vertex of which 4013 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.23 ms
Discarding 5 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Discarding 1001 places :
Symmetric choice reduction at 0 with 1001 rule applications. Total rules 1002 place count 3012 transition count 7009
Iterating global reduction 0 with 1001 rules applied. Total rules applied 2003 place count 3012 transition count 7009
Ensure Unique test removed 1001 transitions
Reduce isomorphic transitions removed 1001 transitions.
Iterating post reduction 0 with 1001 rules applied. Total rules applied 3004 place count 3012 transition count 6008
Applied a total of 3004 rules in 250 ms. Remains 3012 /4018 variables (removed 1006) and now considering 6008/8016 (removed 2008) transitions.
// Phase 1: matrix 6008 rows 3012 cols
[2024-05-22 22:26:30] [INFO ] Computed 1 invariants in 1238 ms
[2024-05-22 22:26:31] [INFO ] Implicit Places using invariants in 1731 ms returned [3011]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1736 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 3011/4018 places, 6008/8016 transitions.
Graph (complete) has 3009 edges and 3011 vertex of which 3010 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3010 transition count 6006
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 3009 transition count 6006
Applied a total of 3 rules in 67 ms. Remains 3009 /3011 variables (removed 2) and now considering 6006/6008 (removed 2) transitions.
// Phase 1: matrix 6006 rows 3009 cols
[2024-05-22 22:26:32] [INFO ] Computed 0 invariants in 1444 ms
[2024-05-22 22:26:33] [INFO ] Implicit Places using invariants in 2118 ms returned []
[2024-05-22 22:26:33] [INFO ] Invariant cache hit.
[2024-05-22 22:26:38] [INFO ] Implicit Places using invariants and state equation in 4729 ms returned []
Implicit Place search using SMT with State Equation took 6849 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 3009/4018 places, 6006/8016 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8906 ms. Remains : 3009/4018 places, 6006/8016 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-03
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 7 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-03 finished in 9002 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(p1)&&p0) U X((G(p2) U p3))))'
Support contains 4 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3999 places :
Symmetric choice reduction at 0 with 3999 rule applications. Total rules 3999 place count 19 transition count 4017
Iterating global reduction 0 with 3999 rules applied. Total rules applied 7998 place count 19 transition count 4017
Ensure Unique test removed 3999 transitions
Reduce isomorphic transitions removed 3999 transitions.
Iterating post reduction 0 with 3999 rules applied. Total rules applied 11997 place count 19 transition count 18
Applied a total of 11997 rules in 104 ms. Remains 19 /4018 variables (removed 3999) and now considering 18/8016 (removed 7998) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 22:26:38] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:26:38] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-22 22:26:38] [INFO ] Invariant cache hit.
[2024-05-22 22:26:38] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-05-22 22:26:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/37 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 215 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/37 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 29 constraints, problems are : Problem set: 0 solved, 9 unsolved in 197 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 425ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 425ms
Starting structural reductions in LTL mode, iteration 1 : 19/4018 places, 18/8016 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 613 ms. Remains : 19/4018 places, 18/8016 transitions.
Stuttering acceptance computed with spot in 294 ms :[(NOT p3), (NOT p3), (NOT p3), true, (NOT p2)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-05
Entered a terminal (fully accepting) state of product in 7 steps with 1 reset in 1 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-05 finished in 933 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 2 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3999 places :
Symmetric choice reduction at 0 with 3999 rule applications. Total rules 3999 place count 19 transition count 4017
Iterating global reduction 0 with 3999 rules applied. Total rules applied 7998 place count 19 transition count 4017
Ensure Unique test removed 3999 transitions
Reduce isomorphic transitions removed 3999 transitions.
Iterating post reduction 0 with 3999 rules applied. Total rules applied 11997 place count 19 transition count 18
Applied a total of 11997 rules in 150 ms. Remains 19 /4018 variables (removed 3999) and now considering 18/8016 (removed 7998) transitions.
[2024-05-22 22:26:39] [INFO ] Invariant cache hit.
[2024-05-22 22:26:39] [INFO ] Implicit Places using invariants in 40 ms returned [18]
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 : 18/4018 places, 18/8016 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 202 ms. Remains : 18/4018 places, 18/8016 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-06
Entered a terminal (fully accepting) state of product in 42 steps with 5 reset in 2 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-06 finished in 346 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(((p1||X(!p2))&&p0)) U G((p1||X(p3)))))'
Support contains 6 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3997 places :
Symmetric choice reduction at 0 with 3997 rule applications. Total rules 3997 place count 21 transition count 4019
Iterating global reduction 0 with 3997 rules applied. Total rules applied 7994 place count 21 transition count 4019
Ensure Unique test removed 3997 transitions
Reduce isomorphic transitions removed 3997 transitions.
Iterating post reduction 0 with 3997 rules applied. Total rules applied 11991 place count 21 transition count 22
Applied a total of 11991 rules in 147 ms. Remains 21 /4018 variables (removed 3997) and now considering 22/8016 (removed 7994) transitions.
// Phase 1: matrix 22 rows 21 cols
[2024-05-22 22:26:39] [INFO ] Computed 1 invariants in 2 ms
[2024-05-22 22:26:39] [INFO ] Implicit Places using invariants in 40 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/4018 places, 22/8016 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 188 ms. Remains : 20/4018 places, 22/8016 transitions.
Stuttering acceptance computed with spot in 359 ms :[(AND (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) p0 (NOT p3) p2), true, (AND p3 p2), (AND (NOT p3) p0), (AND (NOT p1) p0 (NOT p3)), (AND p0 p2 (NOT p3))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-08 finished in 593 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 4018 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Graph (complete) has 5017 edges and 4018 vertex of which 8 are kept as prefixes of interest. Removing 4010 places using SCC suffix rule.6 ms
Discarding 4010 places :
Also discarding 8008 output transitions
Drop transitions (Output transitions of discarded places.) removed 8008 transitions
Applied a total of 1 rules in 19 ms. Remains 8 /4018 variables (removed 4010) and now considering 8/8016 (removed 8008) transitions.
// Phase 1: matrix 8 rows 8 cols
[2024-05-22 22:26:40] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:26:40] [INFO ] Implicit Places using invariants in 23 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/4018 places, 8/8016 transitions.
Graph (complete) has 5 edges and 7 vertex of which 6 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 3 ms. Remains 6 /7 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 6 cols
[2024-05-22 22:26:40] [INFO ] Computed 0 invariants in 1 ms
[2024-05-22 22:26:40] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-22 22:26:40] [INFO ] Invariant cache hit.
[2024-05-22 22:26:40] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/4018 places, 7/8016 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 6/4018 places, 7/8016 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-09
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-09 finished in 141 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(F(p0))&&(X(G(p2))||p1))))'
Support contains 2 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3999 places :
Symmetric choice reduction at 0 with 3999 rule applications. Total rules 3999 place count 19 transition count 4017
Iterating global reduction 0 with 3999 rules applied. Total rules applied 7998 place count 19 transition count 4017
Ensure Unique test removed 3999 transitions
Reduce isomorphic transitions removed 3999 transitions.
Iterating post reduction 0 with 3999 rules applied. Total rules applied 11997 place count 19 transition count 18
Applied a total of 11997 rules in 93 ms. Remains 19 /4018 variables (removed 3999) and now considering 18/8016 (removed 7998) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 22:26:40] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:26:40] [INFO ] Implicit Places using invariants in 31 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/4018 places, 18/8016 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 129 ms. Remains : 18/4018 places, 18/8016 transitions.
Stuttering acceptance computed with spot in 241 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-10
Product exploration explored 100000 steps with 24876 reset in 356 ms.
Product exploration explored 100000 steps with 24850 reset in 327 ms.
Computed a total of 18 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 (NOT p0) p2), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (F (G (NOT p1))), (F (G p0)), (F (G (NOT p2)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (NOT p2)), (X p2), (X (X (NOT p0))), (X (X p0)), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 28 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-2000-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-2000-LTLFireability-10 finished in 1168 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F((!p0&&X(p1))))))'
Support contains 3 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3998 places :
Symmetric choice reduction at 0 with 3998 rule applications. Total rules 3998 place count 20 transition count 4018
Iterating global reduction 0 with 3998 rules applied. Total rules applied 7996 place count 20 transition count 4018
Ensure Unique test removed 3998 transitions
Reduce isomorphic transitions removed 3998 transitions.
Iterating post reduction 0 with 3998 rules applied. Total rules applied 11994 place count 20 transition count 20
Applied a total of 11994 rules in 135 ms. Remains 20 /4018 variables (removed 3998) and now considering 20/8016 (removed 7996) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-05-22 22:26:41] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:26:41] [INFO ] Implicit Places using invariants in 44 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/4018 places, 20/8016 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 181 ms. Remains : 19/4018 places, 20/8016 transitions.
Stuttering acceptance computed with spot in 224 ms :[true, (NOT p0), (OR (NOT p1) p0), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-11
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-11 finished in 434 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(F(p1))||p0)&&(X(F(p1))||G(p2))))))'
Support contains 5 out of 4018 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Graph (complete) has 5017 edges and 4018 vertex of which 9 are kept as prefixes of interest. Removing 4009 places using SCC suffix rule.5 ms
Discarding 4009 places :
Also discarding 8005 output transitions
Drop transitions (Output transitions of discarded places.) removed 8005 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 9 transition count 9
Applied a total of 3 rules in 14 ms. Remains 9 /4018 variables (removed 4009) and now considering 9/8016 (removed 8007) transitions.
// Phase 1: matrix 9 rows 9 cols
[2024-05-22 22:26:41] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:26:41] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-22 22:26:41] [INFO ] Invariant cache hit.
[2024-05-22 22:26:42] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-05-22 22:26:42] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-22 22:26:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/15 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/16 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/18 variables, and 9 constraints, problems are : Problem set: 0 solved, 4 unsolved in 57 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 8/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/15 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/16 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/18 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 55 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 8/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 118ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/4018 places, 9/8016 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 184 ms. Remains : 9/4018 places, 9/8016 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-13
Product exploration explored 100000 steps with 24623 reset in 326 ms.
Product exploration explored 100000 steps with 24633 reset in 478 ms.
Computed a total of 9 stabilizing places and 9 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 9 transition count 9
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (F (G p0)), (F (G p2)), (F (G p1))]
False Knowledge obtained : [(X (AND p0 p2 (NOT p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p1)))), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p1))))), (X (AND p2 (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND p0 p2 (NOT p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p1)))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 14 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-2000-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-2000-LTLFireability-13 finished in 1177 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!p0&&F(p1))) U X(X((p2 U X(G(!p3)))))))'
Support contains 6 out of 4018 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Discarding 3997 places :
Symmetric choice reduction at 0 with 3997 rule applications. Total rules 3997 place count 21 transition count 4019
Iterating global reduction 0 with 3997 rules applied. Total rules applied 7994 place count 21 transition count 4019
Ensure Unique test removed 3997 transitions
Reduce isomorphic transitions removed 3997 transitions.
Iterating post reduction 0 with 3997 rules applied. Total rules applied 11991 place count 21 transition count 22
Applied a total of 11991 rules in 73 ms. Remains 21 /4018 variables (removed 3997) and now considering 22/8016 (removed 7994) transitions.
// Phase 1: matrix 22 rows 21 cols
[2024-05-22 22:26:43] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:26:43] [INFO ] Implicit Places using invariants in 30 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/4018 places, 22/8016 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 104 ms. Remains : 20/4018 places, 22/8016 transitions.
Stuttering acceptance computed with spot in 1009 ms :[p3, p3, p3, p3, p3, true, (OR (AND (NOT p1) (NOT p2) p3) (AND p0 (NOT p2) p3)), (AND p3 (NOT p2)), (AND (NOT p1) p3), (AND (NOT p1) p3), (OR (AND (NOT p1) p3) (AND p0 p3)), (OR (AND (NOT p1) p3) (AND p0 p3)), (OR (AND (NOT p1) p3) (AND p0 p3)), p3, p3, (NOT p1), (OR (NOT p1) p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-14
Stuttering criterion allowed to conclude after 153 steps with 21 reset in 1 ms.
FORMULA AirplaneLD-PT-2000-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-2000-LTLFireability-14 finished in 1148 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 4 out of 4018 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4018/4018 places, 8016/8016 transitions.
Graph (complete) has 5017 edges and 4018 vertex of which 4013 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.8 ms
Discarding 5 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Discarding 3997 places :
Symmetric choice reduction at 0 with 3997 rule applications. Total rules 3998 place count 16 transition count 4013
Iterating global reduction 0 with 3997 rules applied. Total rules applied 7995 place count 16 transition count 4013
Ensure Unique test removed 3997 transitions
Reduce isomorphic transitions removed 3997 transitions.
Iterating post reduction 0 with 3997 rules applied. Total rules applied 11992 place count 16 transition count 16
Applied a total of 11992 rules in 210 ms. Remains 16 /4018 variables (removed 4002) and now considering 16/8016 (removed 8000) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-05-22 22:26:44] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:26:44] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-22 22:26:44] [INFO ] Invariant cache hit.
[2024-05-22 22:26:44] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2024-05-22 22:26:44] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-22 22:26:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3/32 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 130 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 3/32 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 243ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 243ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/4018 places, 16/8016 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 517 ms. Remains : 16/4018 places, 16/8016 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-PT-2000-LTLFireability-15
Product exploration explored 100000 steps with 14554 reset in 309 ms.
Product exploration explored 100000 steps with 14574 reset in 209 ms.
Computed a total of 16 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 16 transition count 16
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-2000-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-2000-LTLFireability-15 finished in 1146 ms.
All properties solved by simple procedures.
Total runtime 170082 ms.

BK_STOP 1716416805798

--------------------
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="AirplaneLD-PT-2000"
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 AirplaneLD-PT-2000, 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 r004-smll-171620118200300"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-2000.tgz
mv AirplaneLD-PT-2000 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 ;