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.r488-tall-171631132400332.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 ltsminxred
Input is Diffusion2D-PT-D50N010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631132400332
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.8M
-rw-r--r-- 1 mcc users 9.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Apr 22 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 14:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Apr 11 14:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Apr 11 14:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 11 14:22 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-D50N010-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D50N010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717190633239

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D50N010
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:23:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 21:23:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:23:54] [INFO ] Load time of PNML (sax parser for PT used): 482 ms
[2024-05-31 21:23:55] [INFO ] Transformed 2500 places.
[2024-05-31 21:23:55] [INFO ] Transformed 19404 transitions.
[2024-05-31 21:23:55] [INFO ] Parsed PT model containing 2500 places and 19404 transitions and 38808 arcs in 694 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D50N010-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D50N010-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D50N010-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 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 723 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-31 21:23:56] [INFO ] Computed 1 invariants in 161 ms
[2024-05-31 21:23:57] [INFO ] Implicit Places using invariants in 768 ms returned []
Implicit Place search using SMT only with invariants took 903 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:23:57] [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 30295 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 30250 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 95306ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95532ms
Finished structural reductions in LTL mode , in 1 iterations and 97263 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Support contains 33 out of 2500 places after structural reductions.
[2024-05-31 21:25:33] [INFO ] Flatten gal took : 503 ms
[2024-05-31 21:25:33] [INFO ] Flatten gal took : 350 ms
[2024-05-31 21:25:34] [INFO ] Input system was already deterministic with 19404 transitions.
Support contains 30 out of 2500 places (down from 33) after GAL structural reductions.
RANDOM walk for 40004 steps (8 resets) in 1867 ms. (21 steps per ms) remains 7/28 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 46 ms. (851 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 7/7 properties
[2024-05-31 21:25:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 2490/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 19404/21904 variables, 2500/2501 constraints. Problems are: Problem set: 0 solved, 7 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, 7 unsolved in 5028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 2490/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 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, 7 unsolved in 5019 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 0/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 10133ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19256 edges and 2500 vertex of which 2490 / 2500 are part of one of the 1 SCC in 27 ms
Free SCC test removed 2489 places
Drop transitions (Empty/Sink Transition effects.) removed 19256 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 19384 transitions.
Applied a total of 1 rules in 66 ms. Remains 11 /2500 variables (removed 2489) and now considering 20/19404 (removed 19384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 11/2500 places, 20/19404 transitions.
RANDOM walk for 20861 steps (4 resets) in 47 ms. (434 steps per ms) remains 0/7 properties
FORMULA Diffusion2D-PT-D50N010-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X((X(X(X(p1))) U ((!p1&&X(X(X(p1))))||X(X(X(G(p1)))))))))))'
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 511 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:25:46] [INFO ] Invariant cache hit.
[2024-05-31 21:25:47] [INFO ] Implicit Places using invariants in 249 ms returned []
Implicit Place search using SMT only with invariants took 252 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:25:47] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
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
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 30232 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 95354ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95512ms
Finished structural reductions in LTL mode , in 1 iterations and 96322 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 292 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-00
Product exploration explored 100000 steps with 6 reset in 1163 ms.
Stack based approach found an accepted trace after 398 steps with 0 reset with depth 399 and stack size 399 in 7 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-00 finished in 97912 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(((G(p0) U p1)&&F(p0)))||G(p2)))'
Support contains 3 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 19356 edges and 2500 vertex of which 2497 / 2500 are part of one of the 1 SCC in 13 ms
Free SCC test removed 2496 places
Ensure Unique test removed 19397 transitions
Reduce isomorphic transitions removed 19397 transitions.
Applied a total of 1 rules in 34 ms. Remains 4 /2500 variables (removed 2496) and now considering 7/19404 (removed 19397) transitions.
// Phase 1: matrix 7 rows 4 cols
[2024-05-31 21:27:24] [INFO ] Computed 1 invariants in 0 ms
[2024-05-31 21:27:24] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-31 21:27:24] [INFO ] Invariant cache hit.
[2024-05-31 21:27:24] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2024-05-31 21:27:24] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2024-05-31 21:27:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 59ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 59ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/2500 places, 7/19404 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 153 ms. Remains : 4/2500 places, 7/19404 transitions.
Stuttering acceptance computed with spot in 293 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), true, (NOT p0), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-02
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-02 finished in 477 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((F(X(p0))||p1||(!(X(p2) U p3)&&p0)))))'
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 357 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-31 21:27:25] [INFO ] Computed 1 invariants in 132 ms
[2024-05-31 21:27:25] [INFO ] Implicit Places using invariants in 389 ms returned []
Implicit Place search using SMT only with invariants took 391 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:27:25] [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 30213 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 30255 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 99275ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 99432ms
Finished structural reductions in LTL mode , in 1 iterations and 100216 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) p3 p2)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 1413 ms.
Product exploration explored 100000 steps with 50000 reset in 1373 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 p3) (NOT p2)), (X (NOT p3)), (X (NOT (AND p0 (NOT p3) (NOT p1)))), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND p3 (NOT p1))))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p3 (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1) p2)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 21 ms. Reduced automaton from 4 states, 6 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D50N010-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-03 finished in 103305 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)) U G((p1 U !p0))))'
Support contains 2 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 19372 edges and 2500 vertex of which 2498 / 2500 are part of one of the 1 SCC in 6 ms
Free SCC test removed 2497 places
Ensure Unique test removed 19399 transitions
Reduce isomorphic transitions removed 19399 transitions.
Applied a total of 1 rules in 20 ms. Remains 3 /2500 variables (removed 2497) and now considering 5/19404 (removed 19399) transitions.
// Phase 1: matrix 5 rows 3 cols
[2024-05-31 21:29:08] [INFO ] Computed 1 invariants in 0 ms
[2024-05-31 21:29:08] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-05-31 21:29:08] [INFO ] Invariant cache hit.
[2024-05-31 21:29:08] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2024-05-31 21:29:08] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-31 21:29:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 67ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 67ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/2500 places, 5/19404 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 3/2500 places, 5/19404 transitions.
Stuttering acceptance computed with spot in 162 ms :[p0, (NOT p0), p0, (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-05 finished in 382 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||X(p1)))))'
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 355 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-31 21:29:08] [INFO ] Computed 1 invariants in 110 ms
[2024-05-31 21:29:09] [INFO ] Implicit Places using invariants in 360 ms returned []
Implicit Place search using SMT only with invariants took 360 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:29:09] [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 30263 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 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 94039ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94195ms
Finished structural reductions in LTL mode , in 1 iterations and 94949 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 186 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 1038 ms.
Product exploration explored 100000 steps with 0 reset in 1070 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 p0), (X p0), (X (X (AND p0 p1))), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 80 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 35969 steps (7 resets) in 177 ms. (202 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (AND p0 p1))), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) p0))), (F (NOT p1)), (F (NOT (AND p1 p0)))]
Knowledge based reduction with 6 factoid took 160 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
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 334 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:30:46] [INFO ] Invariant cache hit.
[2024-05-31 21:30:46] [INFO ] Implicit Places using invariants in 242 ms returned []
Implicit Place search using SMT only with invariants took 242 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:30:47] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2499/21904 variables, and 0 constraints, problems are : Problem set: 0 solved, 19396 unsolved in 30210 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 19396/19396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19396 unsolved
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(s1448 org.smtlib.IParser$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 30228 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 94122ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 94265ms
Finished structural reductions in LTL mode , in 1 iterations and 94863 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 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 101 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40007 steps (8 resets) in 178 ms. (223 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 2/2 properties
[2024-05-31 21:32:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2498/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 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, 2 unsolved in 5031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2498/2500 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 19404/21904 variables, 2500/2501 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21904 variables, 2/2503 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 21904/21904 variables, and 2503 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 10097ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 19404/19404 transitions.
Graph (trivial) has 19372 edges and 2500 vertex of which 2498 / 2500 are part of one of the 1 SCC in 6 ms
Free SCC test removed 2497 places
Drop transitions (Empty/Sink Transition effects.) removed 19372 transitions
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 19400 transitions.
Applied a total of 1 rules in 19 ms. Remains 3 /2500 variables (removed 2497) and now considering 4/19404 (removed 19400) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 3/2500 places, 4/19404 transitions.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) p0))), (F (NOT p1)), (F (NOT (AND p1 p0)))]
Knowledge based reduction with 6 factoid took 199 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 1039 ms.
Product exploration explored 100000 steps with 0 reset in 1149 ms.
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 338 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:32:35] [INFO ] Invariant cache hit.
[2024-05-31 21:32:35] [INFO ] Implicit Places using invariants in 271 ms returned []
Implicit Place search using SMT only with invariants took 277 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:32:35] [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 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
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 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 95478ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95625ms
Finished structural reductions in LTL mode , in 1 iterations and 96261 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-07 finished in 303333 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 332 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:34:12] [INFO ] Invariant cache hit.
[2024-05-31 21:34:12] [INFO ] Implicit Places using invariants in 260 ms returned []
Implicit Place search using SMT only with invariants took 273 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:34:12] [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 30213 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 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 106880ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 107058ms
Finished structural reductions in LTL mode , in 1 iterations and 107697 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-10
Product exploration explored 100000 steps with 8 reset in 1634 ms.
Stack based approach found an accepted trace after 28 steps with 0 reset with depth 29 and stack size 29 in 1 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-10 finished in 109488 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)||(p0&&G(F((p1||(p2 U (p3||G(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 338 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:36:01] [INFO ] Invariant cache hit.
[2024-05-31 21:36:01] [INFO ] Implicit Places using invariants in 285 ms returned []
Implicit Place search using SMT only with invariants took 286 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:36:02] [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 30208 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 30206 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 102464ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 102641ms
Finished structural reductions in LTL mode , in 1 iterations and 103292 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 217 ms :[(NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p3) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-11 finished in 103570 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G((p1 U (F(!p0)&&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 330 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:37:45] [INFO ] Invariant cache hit.
[2024-05-31 21:37:45] [INFO ] Implicit Places using invariants in 278 ms returned []
Implicit Place search using SMT only with invariants took 279 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:37:45] [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 30206 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 30208 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 95369ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 95514ms
Finished structural reductions in LTL mode , in 1 iterations and 96143 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 277 ms :[(OR (NOT p2) p0), (OR (NOT p2) p0), true, (OR (NOT p2) p0), (OR (NOT p2) p0), (OR (NOT p2) p0), p0]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-12 finished in 96466 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 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 19372 edges and 2500 vertex of which 2498 / 2500 are part of one of the 1 SCC in 4 ms
Free SCC test removed 2497 places
Ensure Unique test removed 19399 transitions
Reduce isomorphic transitions removed 19399 transitions.
Applied a total of 1 rules in 14 ms. Remains 3 /2500 variables (removed 2497) and now considering 5/19404 (removed 19399) transitions.
// Phase 1: matrix 5 rows 3 cols
[2024-05-31 21:39:21] [INFO ] Computed 1 invariants in 0 ms
[2024-05-31 21:39:21] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-31 21:39:21] [INFO ] Invariant cache hit.
[2024-05-31 21:39:21] [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.
[2024-05-31 21:39:21] [INFO ] Redundant transitions in 1 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-31 21:39:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 47ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 47ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/2500 places, 5/19404 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 3/2500 places, 5/19404 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-13
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-13 finished in 156 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)||X((p1||G(p2))))))'
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 333 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
// Phase 1: matrix 19404 rows 2500 cols
[2024-05-31 21:39:21] [INFO ] Computed 1 invariants in 88 ms
[2024-05-31 21:39:22] [INFO ] Implicit Places using invariants in 336 ms returned []
Implicit Place search using SMT only with invariants took 338 ms to find 0 implicit places.
Running 19396 sub problems to find dead transitions.
[2024-05-31 21:39:22] [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 30221 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
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1)
(s1689 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 30217 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 96265ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 96407ms
Finished structural reductions in LTL mode , in 1 iterations and 97097 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 327 ms :[true, (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-14
Entered a terminal (fully accepting) state of product in 16260 steps with 0 reset in 181 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-14 finished in 97665 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(p0)))||(p1 U 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 338 ms. Remains 2500 /2500 variables (removed 0) and now considering 19404/19404 (removed 0) transitions.
[2024-05-31 21:40:59] [INFO ] Invariant cache hit.
[2024-05-31 21:40:59] [INFO ] Implicit Places using invariants in 252 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.
[2024-05-31 21:40:59] [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 30206 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 30229 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 96227ms problems are : Problem set: 0 solved, 19396 unsolved
Search for dead transitions found 0 dead transitions in 96389ms
Finished structural reductions in LTL mode , in 1 iterations and 97008 ms. Remains : 2500/2500 places, 19404/19404 transitions.
Stuttering acceptance computed with spot in 279 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-15 finished in 97489 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||X(p1)))))'
Found a Lengthening insensitive property : Diffusion2D-PT-D50N010-LTLFireability-07
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 2 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 19372 edges and 2500 vertex of which 2498 / 2500 are part of one of the 1 SCC in 2 ms
Free SCC test removed 2497 places
Ensure Unique test removed 19399 transitions
Reduce isomorphic transitions removed 19399 transitions.
Applied a total of 1 rules in 13 ms. Remains 3 /2500 variables (removed 2497) and now considering 5/19404 (removed 19399) transitions.
// Phase 1: matrix 5 rows 3 cols
[2024-05-31 21:42:36] [INFO ] Computed 1 invariants in 1 ms
[2024-05-31 21:42:36] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-31 21:42:36] [INFO ] Invariant cache hit.
[2024-05-31 21:42:36] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 2 sub problems to find dead transitions.
[2024-05-31 21:42:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 52ms
Starting structural reductions in LI_LTL mode, iteration 1 : 3/2500 places, 5/19404 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 109 ms. Remains : 3/2500 places, 5/19404 transitions.
Running random walk in product with property : Diffusion2D-PT-D50N010-LTLFireability-07
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 1 ms.
Treatment of property Diffusion2D-PT-D50N010-LTLFireability-07 finished in 347 ms.
FORMULA Diffusion2D-PT-D50N010-LTLFireability-07 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
[2024-05-31 21:42:37] [INFO ] Flatten gal took : 296 ms
All properties solved without resorting to exhaustive model-checking.
Total runtime 1122790 ms.
ITS solved all properties within timeout

BK_STOP 1717191757279

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D50N010"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is Diffusion2D-PT-D50N010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r488-tall-171631132400332"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D50N010.tgz
mv Diffusion2D-PT-D50N010 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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