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.r399-tall-171690529500052.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is SquareGrid-PT-020102, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690529500052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 8.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 23 07:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 03:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 12 03:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 02:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Apr 12 02:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rwxr-xr-x 1 mcc users 55K May 18 16:43 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 SquareGrid-PT-020102-LTLFireability-00
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-01
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-02
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-03
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-04
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-05
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-06
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-07
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-08
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-09
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-10
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-11
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-12
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-13
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-14
FORMULA_NAME SquareGrid-PT-020102-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716976970123

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SquareGrid-PT-020102
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 10:02:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 10:02:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 10:02:51] [INFO ] Load time of PNML (sax parser for PT used): 58 ms
[2024-05-29 10:02:51] [INFO ] Transformed 68 places.
[2024-05-29 10:02:51] [INFO ] Transformed 72 transitions.
[2024-05-29 10:02:51] [INFO ] Parsed PT model containing 68 places and 72 transitions and 288 arcs in 153 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA SquareGrid-PT-020102-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-020102-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-020102-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SquareGrid-PT-020102-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 11 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
// Phase 1: matrix 72 rows 68 cols
[2024-05-29 10:02:51] [INFO ] Computed 29 invariants in 9 ms
[2024-05-29 10:02:51] [INFO ] Implicit Places using invariants in 180 ms returned []
[2024-05-29 10:02:51] [INFO ] Invariant cache hit.
[2024-05-29 10:02:51] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:02:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 921 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1116 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 2102ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 2117ms
Finished structural reductions in LTL mode , in 1 iterations and 2451 ms. Remains : 68/68 places, 72/72 transitions.
Support contains 27 out of 68 places after structural reductions.
[2024-05-29 10:02:54] [INFO ] Flatten gal took : 28 ms
[2024-05-29 10:02:54] [INFO ] Flatten gal took : 11 ms
[2024-05-29 10:02:54] [INFO ] Input system was already deterministic with 72 transitions.
Reduction of identical properties reduced properties to check from 20 to 18
RANDOM walk for 1646 steps (2 resets) in 107 ms. (15 steps per ms) remains 0/18 properties
FORMULA SquareGrid-PT-020102-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 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' '!(G((F(p0)&&F(G(p1))&&F(p2))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 5 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:02:54] [INFO ] Invariant cache hit.
[2024-05-29 10:02:54] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-29 10:02:54] [INFO ] Invariant cache hit.
[2024-05-29 10:02:54] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
[2024-05-29 10:02:54] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:02:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 750 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1055 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1828ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1830ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2000 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-00
Stuttering criterion allowed to conclude after 487 steps with 3 reset in 10 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-00 finished in 2367 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(!p1)))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:02:57] [INFO ] Invariant cache hit.
[2024-05-29 10:02:57] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-29 10:02:57] [INFO ] Invariant cache hit.
[2024-05-29 10:02:57] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:02:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 703 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1025 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1750ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1751ms
Finished structural reductions in LTL mode , in 1 iterations and 1866 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-01
Product exploration explored 100000 steps with 5690 reset in 408 ms.
Product exploration explored 100000 steps with 5694 reset in 400 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 394 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (NOT p0)]
RANDOM walk for 40000 steps (28 resets) in 675 ms. (59 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
[2024-05-29 10:03:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 33/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Real declared 37/140 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 3/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/68 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 23ms 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) (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X p1), (X (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F p1), (F p0), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 17 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SquareGrid-PT-020102-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SquareGrid-PT-020102-LTLFireability-01 finished in 3689 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 U p1))||X(F(p2))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:00] [INFO ] Invariant cache hit.
[2024-05-29 10:03:00] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-29 10:03:00] [INFO ] Invariant cache hit.
[2024-05-29 10:03:00] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 708 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 977 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1707ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1707ms
Finished structural reductions in LTL mode , in 1 iterations and 1829 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 149 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 210 ms.
Product exploration explored 100000 steps with 50000 reset in 213 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p1)), (X (NOT (OR (AND p1 (NOT p2)) (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND (NOT p0) (NOT p2))))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (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 10 factoid took 12 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SquareGrid-PT-020102-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SquareGrid-PT-020102-LTLFireability-03 finished in 2434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U !p1)&&F(p0)&&((p3&&F(p1))||p2))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 7 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:03] [INFO ] Invariant cache hit.
[2024-05-29 10:03:03] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-29 10:03:03] [INFO ] Invariant cache hit.
[2024-05-29 10:03:03] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2024-05-29 10:03:03] [INFO ] Redundant transitions in 0 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 668 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1019 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1707ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1707ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1836 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p0) (NOT p2) p1), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), p1, (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-04
Product exploration explored 100000 steps with 3005 reset in 290 ms.
Product exploration explored 100000 steps with 3034 reset in 349 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X p2), (X (NOT (AND (NOT p1) (NOT p2) p3))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3)))), (X (NOT (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3))))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3))), (X (NOT (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3)))), (X (AND (NOT p1) (NOT p0) p2)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X p3)), (X (X (NOT p3))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p0) p2))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3)))))), (X (X (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
Knowledge based reduction with 10 factoid took 1011 ms. Reduced automaton from 5 states, 10 edges and 4 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 187 steps (0 resets) in 5 ms. (31 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2 (NOT p3)), (X p2), (X (NOT (AND (NOT p1) (NOT p2) p3))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (OR (AND p1 p0 p2) (AND p1 p0 p3)))))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3)))), (X (NOT (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3))))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3))), (X (NOT (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3)))), (X (AND (NOT p1) (NOT p0) p2)), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X p3)), (X (X (NOT p3))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p0) p2))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND p1 (NOT p0)) (AND (NOT p2) (NOT p3)))))), (X (X (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p2) (AND (NOT p1) (NOT p0) p3))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F p0)]
Knowledge based reduction with 10 factoid took 1005 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 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
[2024-05-29 10:03:08] [INFO ] Invariant cache hit.
[2024-05-29 10:03:08] [INFO ] [Real]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:08] [INFO ] [Real]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:08] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-29 10:03:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 10:03:08] [INFO ] [Nat]Absence check using 28 positive place invariants in 5 ms returned sat
[2024-05-29 10:03:08] [INFO ] [Nat]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:08] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-29 10:03:08] [INFO ] Computed and/alt/rep : 56/56/56 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-29 10:03:08] [INFO ] Added : 22 causal constraints over 5 iterations in 42 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 68 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 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:08] [INFO ] Invariant cache hit.
[2024-05-29 10:03:08] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-29 10:03:08] [INFO ] Invariant cache hit.
[2024-05-29 10:03:08] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2024-05-29 10:03:08] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 682 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 970 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1666ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1667ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1792 ms. Remains : 68/68 places, 72/72 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 189 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 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 82 steps (0 resets) in 4 ms. (16 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 135 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 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
[2024-05-29 10:03:10] [INFO ] Invariant cache hit.
[2024-05-29 10:03:10] [INFO ] [Real]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:10] [INFO ] [Real]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:10] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-29 10:03:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 10:03:10] [INFO ] [Nat]Absence check using 28 positive place invariants in 5 ms returned sat
[2024-05-29 10:03:10] [INFO ] [Nat]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:10] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-29 10:03:10] [INFO ] Computed and/alt/rep : 56/56/56 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-29 10:03:10] [INFO ] Added : 22 causal constraints over 5 iterations in 46 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3062 reset in 306 ms.
Product exploration explored 100000 steps with 3022 reset in 401 ms.
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:11] [INFO ] Invariant cache hit.
[2024-05-29 10:03:11] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-29 10:03:11] [INFO ] Invariant cache hit.
[2024-05-29 10:03:11] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2024-05-29 10:03:11] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 703 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1007 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1728ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1730ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1847 ms. Remains : 68/68 places, 72/72 transitions.
Treatment of property SquareGrid-PT-020102-LTLFireability-04 finished in 10398 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 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:13] [INFO ] Invariant cache hit.
[2024-05-29 10:03:13] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-29 10:03:13] [INFO ] Invariant cache hit.
[2024-05-29 10:03:13] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 666 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 977 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1661ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1661ms
Finished structural reductions in LTL mode , in 1 iterations and 1791 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 215 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-05 finished in 2017 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 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:15] [INFO ] Invariant cache hit.
[2024-05-29 10:03:15] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-29 10:03:15] [INFO ] Invariant cache hit.
[2024-05-29 10:03:15] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 674 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 984 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1675ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1676ms
Finished structural reductions in LTL mode , in 1 iterations and 1800 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 122 ms :[true, p0, p0, p0]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-09
Entered a terminal (fully accepting) state of product in 51 steps with 0 reset in 0 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-09 finished in 1943 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X((p0||G(p1)))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 4 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:17] [INFO ] Invariant cache hit.
[2024-05-29 10:03:17] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-29 10:03:17] [INFO ] Invariant cache hit.
[2024-05-29 10:03:17] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 739 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1031 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1793ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1794ms
Finished structural reductions in LTL mode , in 1 iterations and 1917 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-11
Product exploration explored 100000 steps with 5716 reset in 296 ms.
Product exploration explored 100000 steps with 5739 reset in 324 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 450 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 64 steps (0 resets) in 5 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 5 factoid took 326 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 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
[2024-05-29 10:03:21] [INFO ] Invariant cache hit.
[2024-05-29 10:03:21] [INFO ] [Real]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:21] [INFO ] [Real]Absence check using 28 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-29 10:03:21] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-29 10:03:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 10:03:21] [INFO ] [Nat]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:21] [INFO ] [Nat]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:21] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-29 10:03:21] [INFO ] Computed and/alt/rep : 56/56/56 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-29 10:03:21] [INFO ] Added : 23 causal constraints over 5 iterations in 42 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 68 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 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:21] [INFO ] Invariant cache hit.
[2024-05-29 10:03:21] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-29 10:03:21] [INFO ] Invariant cache hit.
[2024-05-29 10:03:21] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2024-05-29 10:03:21] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 718 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1011 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1744ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1744ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1869 ms. Remains : 68/68 places, 72/72 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 200 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 78 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 38 steps (0 resets) in 4 ms. (7 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 177 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 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
[2024-05-29 10:03:23] [INFO ] Invariant cache hit.
[2024-05-29 10:03:23] [INFO ] [Real]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:23] [INFO ] [Real]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:24] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-29 10:03:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 10:03:24] [INFO ] [Nat]Absence check using 28 positive place invariants in 4 ms returned sat
[2024-05-29 10:03:24] [INFO ] [Nat]Absence check using 28 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-29 10:03:24] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-29 10:03:24] [INFO ] Computed and/alt/rep : 56/56/56 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-29 10:03:24] [INFO ] Added : 23 causal constraints over 5 iterations in 31 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 5653 reset in 287 ms.
Stack based approach found an accepted trace after 45769 steps with 2697 reset with depth 31 and stack size 31 in 143 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-11 finished in 7126 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 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:24] [INFO ] Invariant cache hit.
[2024-05-29 10:03:24] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-29 10:03:24] [INFO ] Invariant cache hit.
[2024-05-29 10:03:24] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2024-05-29 10:03:24] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 706 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1021 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1742ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1742ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1872 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 43 ms :[(AND p0 p1)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-12
Product exploration explored 100000 steps with 43 reset in 338 ms.
Product exploration explored 100000 steps with 37 reset in 406 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 2 factoid took 602 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 42 ms :[(AND p0 p1)]
RANDOM walk for 1225 steps (0 resets) in 12 ms. (94 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F p1), (F p0), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 755 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 34 ms :[(AND p0 p1)]
Stuttering acceptance computed with spot in 34 ms :[(AND p0 p1)]
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 6 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:28] [INFO ] Invariant cache hit.
[2024-05-29 10:03:28] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-29 10:03:28] [INFO ] Invariant cache hit.
[2024-05-29 10:03:28] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
[2024-05-29 10:03:28] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 719 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1008 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1740ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1741ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1867 ms. Remains : 68/68 places, 72/72 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 2 factoid took 728 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 50 ms :[(AND p0 p1)]
RANDOM walk for 849 steps (0 resets) in 10 ms. (77 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F p1), (F p0), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 789 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 44 ms :[(AND p0 p1)]
Stuttering acceptance computed with spot in 34 ms :[(AND p0 p1)]
Stuttering acceptance computed with spot in 29 ms :[(AND p0 p1)]
Product exploration explored 100000 steps with 45 reset in 312 ms.
Stack based approach found an accepted trace after 41641 steps with 19 reset with depth 779 and stack size 775 in 146 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-12 finished in 8210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 9 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:32] [INFO ] Invariant cache hit.
[2024-05-29 10:03:32] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-29 10:03:32] [INFO ] Invariant cache hit.
[2024-05-29 10:03:32] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2024-05-29 10:03:32] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 687 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 996 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1700ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1700ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1840 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-13
Product exploration explored 100000 steps with 2084 reset in 285 ms.
Product exploration explored 100000 steps with 2149 reset in 305 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 142 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 80 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 66 steps (0 resets) in 7 ms. (8 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 139 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 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 7 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:35] [INFO ] Invariant cache hit.
[2024-05-29 10:03:35] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-29 10:03:35] [INFO ] Invariant cache hit.
[2024-05-29 10:03:35] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2024-05-29 10:03:35] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 698 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1031 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1745ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1745ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1866 ms. Remains : 68/68 places, 72/72 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 138 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 64 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 92 steps (0 resets) in 4 ms. (18 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 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 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2137 reset in 318 ms.
Product exploration explored 100000 steps with 2123 reset in 312 ms.
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:38] [INFO ] Invariant cache hit.
[2024-05-29 10:03:39] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-29 10:03:39] [INFO ] Invariant cache hit.
[2024-05-29 10:03:39] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2024-05-29 10:03:39] [INFO ] Redundant transitions in 1 ms returned []
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1043 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1730ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1730ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1858 ms. Remains : 68/68 places, 72/72 transitions.
Treatment of property SquareGrid-PT-020102-LTLFireability-13 finished in 8020 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p0) U (p1||F(p2))))))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:40] [INFO ] Invariant cache hit.
[2024-05-29 10:03:40] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-29 10:03:40] [INFO ] Invariant cache hit.
[2024-05-29 10:03:40] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 665 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1040 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1722ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1722ms
Finished structural reductions in LTL mode , in 1 iterations and 1829 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-14
Stuttering criterion allowed to conclude after 59889 steps with 1175 reset in 179 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-14 finished in 2192 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((X(F(p1))&&p0)))))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-29 10:03:43] [INFO ] Invariant cache hit.
[2024-05-29 10:03:43] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-29 10:03:43] [INFO ] Invariant cache hit.
[2024-05-29 10:03:43] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 56 sub problems to find dead transitions.
[2024-05-29 10:03:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/140 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 97 constraints, problems are : Problem set: 0 solved, 56 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 32/68 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 72/140 variables, 68/97 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 56/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/140 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 153 constraints, problems are : Problem set: 0 solved, 56 unsolved in 1020 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 1698ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 1699ms
Finished structural reductions in LTL mode , in 1 iterations and 1816 ms. Remains : 68/68 places, 72/72 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SquareGrid-PT-020102-LTLFireability-15
Stuttering criterion allowed to conclude after 42820 steps with 1054 reset in 149 ms.
FORMULA SquareGrid-PT-020102-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SquareGrid-PT-020102-LTLFireability-15 finished in 2134 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U !p1)&&F(p0)&&((p3&&F(p1))||p2))))'
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)))'
[2024-05-29 10:03:45] [INFO ] Flatten gal took : 13 ms
[2024-05-29 10:03:45] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-29 10:03:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 68 places, 72 transitions and 288 arcs took 4 ms.
Total runtime 54237 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running SquareGrid-PT-020102

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 68
TRANSITIONS: 72
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.002s, Sys 0.000s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1825
MODEL NAME: /home/mcc/execution/414/model
68 places, 72 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA SquareGrid-PT-020102-LTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA SquareGrid-PT-020102-LTLFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716977030764

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SquareGrid-PT-020102"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is SquareGrid-PT-020102, 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 r399-tall-171690529500052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SquareGrid-PT-020102.tgz
mv SquareGrid-PT-020102 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 ;