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.r135-tall-171631130900347.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 Diffusion2D-PT-D50N100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r135-tall-171631130900347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.8M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Apr 22 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 14:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 11 14:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 14:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Apr 11 14:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 7.3M May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-00
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-01
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-02
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-03
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-04
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-05
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-06
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-07
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-08
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-09
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-10
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-11
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-12
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-13
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-14
FORMULA_NAME Diffusion2D-PT-D50N100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716355738186

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D50N100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 05:28:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-22 05:28:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 05:29:00] [INFO ] Load time of PNML (sax parser for PT used): 568 ms
[2024-05-22 05:29:00] [INFO ] Transformed 2500 places.
[2024-05-22 05:29:00] [INFO ] Transformed 19404 transitions.
[2024-05-22 05:29:00] [INFO ] Parsed PT model containing 2500 places and 19404 transitions and 38808 arcs in 719 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 55 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 685 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-22 05:29:01] [INFO ] Computed 1 invariants in 259 ms
[2024-05-22 05:29:01] [INFO ] Implicit Places using invariants in 738 ms returned []
Implicit Place search using SMT only with invariants took 796 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:29:02] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30269 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30196 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 96196ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 96442ms
Finished structural reductions in LTL mode , in 1 iterations and 98020 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Support contains 55 out of 2500 places after structural reductions.
[2024-05-22 05:30:39] [INFO ] Flatten gal took : 564 ms
[2024-05-22 05:30:39] [INFO ] Flatten gal took : 393 ms
[2024-05-22 05:30:40] [INFO ] Input system was already deterministic with 19404 transitions.
Support contains 50 out of 2500 places (down from 55) after GAL structural reductions.
RANDOM walk for 40007 steps (8 resets) in 232 ms. (171 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 7 ms. (500 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
Interrupted probabilistic random walk after 157225 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :1 out of 29
Probabilistic random walk after 157225 steps, saw 128560 distinct states, run finished after 3005 ms. (steps per millisecond=52 ) properties seen :1
[2024-05-22 05:30:44] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 2453/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 2453/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
SMT process timed out in 10169ms, After SMT, problems are : Problem set: 0 solved, 28 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 47 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 18688 edges and 2500 vertex of which 2453 / 2500 are part of one of the 1 SCC in 23 ms
Free SCC test removed 2452 places
Drop transitions (Empty/Sink Transition effects.) removed 18688 transitions
Ensure Unique test removed 616 transitions
Reduce isomorphic transitions removed 19304 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 48 transition count 94
Applied a total of 7 rules in 75 ms. Remains 48 /2500 variables (removed 2452) and now considering 94/19404 (removed 19310) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 48/2500 places, 94/19404 transitions.
RANDOM walk for 40108 steps (8 resets) in 50 ms. (786 steps per ms) remains 1/28 properties
BEST_FIRST walk for 372 steps (0 resets) in 4 ms. (74 steps per ms) remains 0/1 properties
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' '!(X((p0&&F(p1)&&(G(p2)||(p0 U p1)))))'
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 374 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:30:55] [INFO ] Invariant cache hit.
[2024-05-22 05:30:55] [INFO ] Implicit Places using invariants in 265 ms returned []
Implicit Place search using SMT only with invariants took 268 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:30:55] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30207 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30200 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94726ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94886ms
Finished structural reductions in LTL mode , in 1 iterations and 95574 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 396 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (OR (NOT p2) (NOT p1)), true, (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-00 finished in 96068 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)||F((p1&&X(F(p1)))))))'
Support contains 5 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 381 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:32:31] [INFO ] Invariant cache hit.
[2024-05-22 05:32:31] [INFO ] Implicit Places using invariants in 251 ms returned []
Implicit Place search using SMT only with invariants took 253 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:32:31] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30189 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30188 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94864ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95029ms
Finished structural reductions in LTL mode , in 1 iterations and 95702 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 185 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-02
Product exploration explored 100000 steps with 33333 reset in 1259 ms.
Product exploration explored 100000 steps with 33333 reset in 1089 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 p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 18 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-02 finished in 98355 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(p1&&X((p1 U (p2||G(p1))))))))'
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 377 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:34:09] [INFO ] Invariant cache hit.
[2024-05-22 05:34:09] [INFO ] Implicit Places using invariants in 250 ms returned []
Implicit Place search using SMT only with invariants took 250 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:34:09] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30316 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30187 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94287ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94438ms
Finished structural reductions in LTL mode , in 1 iterations and 95128 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 207 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-03
Product exploration explored 100000 steps with 0 reset in 5335 ms.
Product exploration explored 100000 steps with 0 reset in 5556 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 p0 p1 (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 124 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[true, (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
RANDOM walk for 40023 steps (8 resets) in 38 ms. (1026 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 54 ms. (727 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 231687 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :3 out of 9
Probabilistic random walk after 231687 steps, saw 186535 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :3
[2024-05-22 05:35:59] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 10104ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 16 ms
Free SCC test removed 2495 places
Drop transitions (Empty/Sink Transition effects.) removed 19340 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 19396 transitions.
Applied a total of 1 rules in 31 ms. Remains 5 /2500 variables (removed 2495) and now considering 8/19404 (removed 19396) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 5/2500 places, 8/19404 transitions.
RANDOM walk for 40015 steps (8 resets) in 9 ms. (4001 steps per ms) remains 1/6 properties
BEST_FIRST walk for 72 steps (0 resets) in 4 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1 p2))), (F (NOT (OR p1 p2))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR p0 (NOT p1) p2))), (F p2), (F (NOT (AND p1 (NOT p2)))), (F (NOT (AND p0 p1 (NOT p2)))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 16 factoid took 385 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[true, (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 187 ms :[true, (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 409 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:36:10] [INFO ] Invariant cache hit.
[2024-05-22 05:36:10] [INFO ] Implicit Places using invariants in 248 ms returned []
Implicit Place search using SMT only with invariants took 250 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:36:10] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30216 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30192 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94673ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94820ms
Finished structural reductions in LTL mode , in 1 iterations and 95505 ms. Remains : 2500/2500 places, 19404/19404 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 p0 p1 (NOT p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 94 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[true, (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
RANDOM walk for 40015 steps (8 resets) in 46 ms. (851 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 155225 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 9
Probabilistic random walk after 155225 steps, saw 126933 distinct states, run finished after 3002 ms. (steps per millisecond=51 ) properties seen :0
[2024-05-22 05:37:49] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 10092ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 7 ms
Free SCC test removed 2495 places
Drop transitions (Empty/Sink Transition effects.) removed 19340 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 19396 transitions.
Applied a total of 1 rules in 23 ms. Remains 5 /2500 variables (removed 2495) and now considering 8/19404 (removed 19396) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 5/2500 places, 8/19404 transitions.
RANDOM walk for 40025 steps (8 resets) in 9 ms. (4002 steps per ms) remains 1/9 properties
BEST_FIRST walk for 72 steps (0 resets) in 4 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR p2 p1))), (F (NOT p0)), (F (NOT (AND (NOT p2) p1))), (F p2), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (AND p0 (NOT p2) p1))), (F (NOT p1)), (F (NOT (OR p0 p2 p1)))]
Knowledge based reduction with 8 factoid took 361 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[true, (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 188 ms :[true, (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 190 ms :[true, (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 5532 ms.
Entered a terminal (fully accepting) state of product in 73509 steps with 0 reset in 3882 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-03 finished in 240369 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 375 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:38:09] [INFO ] Invariant cache hit.
[2024-05-22 05:38:10] [INFO ] Implicit Places using invariants in 256 ms returned []
Implicit Place search using SMT only with invariants took 257 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:38:10] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30199 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30218 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94107ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94255ms
Finished structural reductions in LTL mode , in 1 iterations and 94910 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 1439 ms.
Product exploration explored 100000 steps with 50000 reset in 1306 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), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 12 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-04 finished in 97825 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(G(p0))&&F((G(F(p1))||(F(p1)&&G(p2)))))))'
Support contains 7 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 379 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:39:47] [INFO ] Invariant cache hit.
[2024-05-22 05:39:47] [INFO ] Implicit Places using invariants in 261 ms returned []
Implicit Place search using SMT only with invariants took 263 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:39:48] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30197 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30196 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 95054ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95204ms
Finished structural reductions in LTL mode , in 1 iterations and 95870 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 224 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 5478 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 1 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-05 finished in 101619 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 1 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19388 edges and 2500 vertex of which 2499 / 2500 are part of one of the 1 SCC in 9 ms
Free SCC test removed 2498 places
Ensure Unique test removed 19401 transitions
Reduce isomorphic transitions removed 19401 transitions.
Applied a total of 1 rules in 22 ms. Remains 2 /2500 variables (removed 2498) and now considering 3/19404 (removed 19401) transitions.
// Phase 1: matrix 3 rows 2 cols
[2024-05-22 05:41:28] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 05:41:28] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-05-22 05:41:28] [INFO ] Invariant cache hit.
[2024-05-22 05:41:28] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
[2024-05-22 05:41:28] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-22 05:41:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 55ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 56ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/2500 places, 3/19404 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 115 ms. Remains : 2/2500 places, 3/19404 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-06 finished in 188 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(p1)||p0)))'
Support contains 3 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 377 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-22 05:41:29] [INFO ] Computed 1 invariants in 90 ms
[2024-05-22 05:41:29] [INFO ] Implicit Places using invariants in 349 ms returned []
Implicit Place search using SMT only with invariants took 350 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:41:30] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30204 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30203 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94258ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94584ms
Finished structural reductions in LTL mode , in 1 iterations and 95334 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 120 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 60741 steps with 0 reset in 3119 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-07 finished in 98613 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 370 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:43:08] [INFO ] Invariant cache hit.
[2024-05-22 05:43:08] [INFO ] Implicit Places using invariants in 267 ms returned []
Implicit Place search using SMT only with invariants took 268 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:43:08] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30197 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30188 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94843ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94992ms
Finished structural reductions in LTL mode , in 1 iterations and 95649 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-08
Product exploration explored 100000 steps with 1 reset in 4985 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-08 finished in 100736 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X((p1||F(p2))))))))'
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 362 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:44:48] [INFO ] Invariant cache hit.
[2024-05-22 05:44:49] [INFO ] Implicit Places using invariants in 247 ms returned []
Implicit Place search using SMT only with invariants took 248 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:44:49] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30209 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30214 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94450ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94595ms
Finished structural reductions in LTL mode , in 1 iterations and 95227 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 1139 ms.
Product exploration explored 100000 steps with 25000 reset in 1015 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) p1 p2), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
RANDOM walk for 40017 steps (8 resets) in 21 ms. (1818 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 186381 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 186381 steps, saw 150881 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
[2024-05-22 05:46:29] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 19404/21904 variables, 2500/2501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5035 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 10203ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 10 ms
Free SCC test removed 2495 places
Drop transitions (Empty/Sink Transition effects.) removed 19340 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 19396 transitions.
Applied a total of 1 rules in 27 ms. Remains 5 /2500 variables (removed 2495) and now considering 8/19404 (removed 19396) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 5/2500 places, 8/19404 transitions.
RANDOM walk for 31840 steps (6 resets) in 9 ms. (3184 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p2)), (F p0), (F (NOT (OR p1 p0 p2)))]
Knowledge based reduction with 2 factoid took 196 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 360 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:46:40] [INFO ] Invariant cache hit.
[2024-05-22 05:46:40] [INFO ] Implicit Places using invariants in 284 ms returned []
Implicit Place search using SMT only with invariants took 285 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:46:41] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30200 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30299 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94725ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94868ms
Finished structural reductions in LTL mode , in 1 iterations and 95537 ms. Remains : 2500/2500 places, 19404/19404 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 p1 (NOT p0) p2)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 81 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
RANDOM walk for 40017 steps (8 resets) in 20 ms. (1905 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 206911 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :0 out of 4
Probabilistic random walk after 206911 steps, saw 167161 distinct states, run finished after 3002 ms. (steps per millisecond=68 ) properties seen :0
[2024-05-22 05:48:19] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 19404/21904 variables, 2500/2501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 2496/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 10104ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 13 ms
Free SCC test removed 2495 places
Drop transitions (Empty/Sink Transition effects.) removed 19340 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 19396 transitions.
Applied a total of 1 rules in 25 ms. Remains 5 /2500 variables (removed 2495) and now considering 8/19404 (removed 19396) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/2500 places, 8/19404 transitions.
RANDOM walk for 40015 steps (8 resets) in 6 ms. (5716 steps per ms) remains 1/4 properties
BEST_FIRST walk for 70 steps (0 resets) in 4 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p2)), (F p0), (F (NOT (OR p0 p1 p2)))]
Knowledge based reduction with 1 factoid took 136 ms. Reduced automaton from 4 states, 4 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 25000 reset in 1037 ms.
Product exploration explored 100000 steps with 25000 reset in 1121 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 5 ms
Free SCC test removed 2495 places
Ensure Unique test removed 19395 transitions
Reduce isomorphic transitions removed 19395 transitions.
Applied a total of 1 rules in 18 ms. Remains 5 /2500 variables (removed 2495) and now considering 9/19404 (removed 19395) transitions.
[2024-05-22 05:48:32] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
// Phase 1: matrix 9 rows 5 cols
[2024-05-22 05:48:32] [INFO ] Computed 1 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 6 constraints, problems are : Problem set: 0 solved, 4 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 66ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 66ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/2500 places, 9/19404 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 92 ms. Remains : 5/2500 places, 9/19404 transitions.
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 493 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-22 05:48:33] [INFO ] Computed 1 invariants in 103 ms
[2024-05-22 05:48:33] [INFO ] Implicit Places using invariants in 367 ms returned []
Implicit Place search using SMT only with invariants took 368 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:48:33] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30202 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30193 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 95830ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95975ms
Finished structural reductions in LTL mode , in 1 iterations and 96859 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-10 finished in 321390 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(X(G(p2))||p1))))'
Support contains 5 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 500 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:50:10] [INFO ] Invariant cache hit.
[2024-05-22 05:50:10] [INFO ] Implicit Places using invariants in 265 ms returned []
Implicit Place search using SMT only with invariants took 266 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:50:10] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30200 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30204 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94170ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94319ms
Finished structural reductions in LTL mode , in 1 iterations and 95106 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-11 finished in 95269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||G((p1 U p2))) U X(G(p3))))'
Support contains 6 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 495 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:51:45] [INFO ] Invariant cache hit.
[2024-05-22 05:51:45] [INFO ] Implicit Places using invariants in 254 ms returned []
Implicit Place search using SMT only with invariants took 255 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:51:46] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30193 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s1318 1)
(s1319 1)
(s1320 1)
(s1321 1)
(s1322 timeout
1)
(s1323 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30203 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94398ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94542ms
Finished structural reductions in LTL mode , in 1 iterations and 95316 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 213 ms :[(NOT p3), (AND (NOT p2) (NOT p3)), (NOT p3), true, (NOT p2), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-13
Product exploration explored 100000 steps with 33291 reset in 1272 ms.
Product exploration explored 100000 steps with 33321 reset in 1238 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 p3 (NOT p0) p2 p1), (X p2), (X p3), (X (NOT (AND (NOT p2) p1 (NOT p3)))), (X (NOT (AND p0 (NOT p2) (NOT p1) p3))), (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3))))), (X (NOT (OR (AND p0 p2 p3) (AND p0 p1 p3)))), (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (OR (AND p0 p3) (AND p2 p3) (AND p1 p3))), (X (NOT (OR (AND p0 (NOT p3)) (AND p2 (NOT p3)) (AND p1 (NOT p3))))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p3)))), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X p3)), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1) p3)))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (OR (AND p0 p2 p3) (AND p0 p1 p3))))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X (OR (AND p0 p3) (AND p2 p3) (AND p1 p3)))), (X (X (NOT (OR (AND p0 (NOT p3)) (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 30 factoid took 161 ms. Reduced automaton from 6 states, 17 edges and 4 AP (stutter sensitive) to 6 states, 20 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 226 ms :[(NOT p3), (AND p0 (NOT p2) (NOT p3)), (NOT p3), true, (NOT p2), (OR (AND (NOT p2) p3) (AND p0 (NOT p2)))]
RANDOM walk for 40186 steps (8 resets) in 40 ms. (980 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 7 ms. (500 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 12/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 12/12 properties
[2024-05-22 05:53:23] [INFO ] Invariant cache hit.
Problem apf7 is UNSAT
Problem apf8 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2494/2500 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 2 solved, 10 unsolved in 5034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2494/2500 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2501 constraints, problems are : Problem set: 2 solved, 10 unsolved in 5024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 10109ms problems are : Problem set: 2 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19314 edges and 2500 vertex of which 2494 / 2500 are part of one of the 1 SCC in 3 ms
Free SCC test removed 2493 places
Drop transitions (Empty/Sink Transition effects.) removed 19314 transitions
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 19392 transitions.
Applied a total of 1 rules in 13 ms. Remains 7 /2500 variables (removed 2493) and now considering 12/19404 (removed 19392) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 7/2500 places, 12/19404 transitions.
RANDOM walk for 40006 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/10 properties
BEST_FIRST walk for 378 steps (0 resets) in 6 ms. (54 steps per ms) remains 0/2 properties
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p3 (NOT p0) p2 p1), (X p2), (X p3), (X (NOT (AND (NOT p2) p1 (NOT p3)))), (X (NOT (AND p0 (NOT p2) (NOT p1) p3))), (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3))))), (X (NOT (OR (AND p0 p2 p3) (AND p0 p1 p3)))), (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (OR (AND p0 p3) (AND p2 p3) (AND p1 p3))), (X (NOT (OR (AND p0 (NOT p3)) (AND p2 (NOT p3)) (AND p1 (NOT p3))))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p3)))), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X p3)), (X (X (OR p2 p1))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1) p3)))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (OR (AND p0 p2 p3) (AND p0 p1 p3))))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X (OR (AND p0 p3) (AND p2 p3) (AND p1 p3)))), (X (X (NOT (OR (AND p0 (NOT p3)) (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (G (OR (NOT p0) p2 p1 (NOT p3))), (G (OR (NOT p0) p2 p1 p3))]
False Knowledge obtained : [(F (NOT (AND (OR (NOT p0) p2 p1) (OR p2 p1 (NOT p3))))), (F (NOT (AND (OR (NOT p0) p3) (OR (NOT p2) p3) (OR (NOT p1) p3)))), (F (NOT (OR (AND (NOT p0) p2 p3) (AND (NOT p0) p1 p3)))), (F (NOT (OR (AND p0 p3) (AND p2 p3) (AND p1 p3)))), (F (NOT (AND (OR (NOT p0) (NOT p2) p3) (OR (NOT p0) (NOT p1) p3)))), (F (NOT (OR (AND p0 p2) (AND p0 p1) (AND p2 p3) (AND p1 p3)))), (F (NOT (AND (OR p0 (NOT p2) p3) (OR p0 (NOT p1) p3)))), (F (NOT (OR p0 p2 (NOT p1) p3))), (F (NOT (AND (OR (NOT p0) p2 (NOT p1)) (OR p2 (NOT p1) (NOT p3))))), (F (NOT p2)), (F p0), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1) p3))), (F (NOT (OR p0 p2 p1 p3))), (F (NOT p3)), (F (NOT (OR p2 p1))), (F (NOT (AND (OR (NOT p0) (NOT p2) (NOT p3)) (OR (NOT p0) (NOT p1) (NOT p3))))), (F (NOT (OR p0 p2 p1 (NOT p3)))), (F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p2 p1 p3)))
Knowledge based reduction with 32 factoid took 766 ms. Reduced automaton from 6 states, 20 edges and 4 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-13 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-13 finished in 109630 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 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 494 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:53:35] [INFO ] Invariant cache hit.
[2024-05-22 05:53:35] [INFO ] Implicit Places using invariants in 250 ms returned []
Implicit Place search using SMT only with invariants took 253 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:53:35] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30186 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30189 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 95008ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95156ms
Finished structural reductions in LTL mode , in 1 iterations and 95929 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-14 finished in 96051 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 5 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Applied a total of 0 rules in 621 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-22 05:55:11] [INFO ] Invariant cache hit.
[2024-05-22 05:55:11] [INFO ] Implicit Places using invariants in 245 ms returned []
Implicit Place search using SMT only with invariants took 247 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-22 05:55:11] [INFO ] Invariant cache hit.
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(s999 timeout
1.0)
(s1000 1.0)
(s1001 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30211 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30210 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/19396 constraints, Known Traps: 0/0 constraints]
After SMT, in 94388ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94534ms
Finished structural reductions in LTL mode , in 1 iterations and 95424 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-15
Product exploration explored 100000 steps with 1 reset in 5331 ms.
Stack based approach found an accepted trace after 174 steps with 0 reset with depth 175 and stack size 175 in 3 ms.
FORMULA Diffusion2D-PT-D50N100-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-15 finished in 100879 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||X((p1||F(p2))))))))'
Found a Shortening insensitive property : Diffusion2D-PT-D50N100-LTLCardinality-10
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19340 edges and 2500 vertex of which 2496 / 2500 are part of one of the 1 SCC in 5 ms
Free SCC test removed 2495 places
Ensure Unique test removed 19395 transitions
Reduce isomorphic transitions removed 19395 transitions.
Applied a total of 1 rules in 16 ms. Remains 5 /2500 variables (removed 2495) and now considering 9/19404 (removed 19395) transitions.
// Phase 1: matrix 9 rows 5 cols
[2024-05-22 05:56:51] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 05:56:51] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-22 05:56:52] [INFO ] Invariant cache hit.
[2024-05-22 05:56:52] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Running 4 sub problems to find dead transitions.
[2024-05-22 05:56:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 6 constraints, problems are : Problem set: 0 solved, 4 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 68ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 68ms
Starting structural reductions in LI_LTL mode, iteration 1 : 5/2500 places, 9/19404 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 126 ms. Remains : 5/2500 places, 9/19404 transitions.
Running random walk in product with property : Diffusion2D-PT-D50N100-LTLCardinality-10
Stuttering criterion allowed to conclude after 42 steps with 10 reset in 0 ms.
Treatment of property Diffusion2D-PT-D50N100-LTLCardinality-10 finished in 421 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2024-05-22 05:56:52] [INFO ] Flatten gal took : 299 ms
[2024-05-22 05:56:52] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-22 05:56:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2500 places, 19404 transitions and 38808 arcs took 58 ms.
Total runtime 1673150 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Diffusion2D-PT-D50N100

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/401/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 2500
TRANSITIONS: 19404
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.226s, Sys 0.015s]


SAVING FILE /home/mcc/execution/401/model (.net / .def) ...
EXPORT TIME: [User 0.049s, Sys 0.004s]


----------------------------------------------------------------------
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: 1547
MODEL NAME: /home/mcc/execution/401/model
2500 places, 19404 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..

BK_TIME_CONFINEMENT_REACHED

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

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

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="Diffusion2D-PT-D50N100"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is Diffusion2D-PT-D50N100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r135-tall-171631130900347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D50N100.tgz
mv Diffusion2D-PT-D50N100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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