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.r468-smll-171620167500332.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 AutonomousCar-PT-08a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167500332
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 17:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 18:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 12 18:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 12 18:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 12 18:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 448K 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 AutonomousCar-PT-08a-LTLFireability-00
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-01
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-02
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-03
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-04
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-05
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-06
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-07
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-08
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-09
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-10
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-11
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-12
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-13
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-14
FORMULA_NAME AutonomousCar-PT-08a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717217338566

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-08a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 04:49:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 04:49:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 04:49:00] [INFO ] Load time of PNML (sax parser for PT used): 214 ms
[2024-06-01 04:49:00] [INFO ] Transformed 81 places.
[2024-06-01 04:49:00] [INFO ] Transformed 849 transitions.
[2024-06-01 04:49:00] [INFO ] Found NUPN structural information;
[2024-06-01 04:49:00] [INFO ] Parsed PT model containing 81 places and 849 transitions and 8894 arcs in 411 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 275 transitions
Reduce redundant transitions removed 275 transitions.
FORMULA AutonomousCar-PT-08a-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-08a-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 81 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 81/81 places, 574/574 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 79 transition count 564
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 79 transition count 564
Applied a total of 4 rules in 46 ms. Remains 79 /81 variables (removed 2) and now considering 564/574 (removed 10) transitions.
// Phase 1: matrix 564 rows 79 cols
[2024-06-01 04:49:01] [INFO ] Computed 12 invariants in 35 ms
[2024-06-01 04:49:01] [INFO ] Implicit Places using invariants in 273 ms returned []
[2024-06-01 04:49:01] [INFO ] Invariant cache hit.
[2024-06-01 04:49:01] [INFO ] State equation strengthened by 251 read => feed constraints.
[2024-06-01 04:49:01] [INFO ] Implicit Places using invariants and state equation in 564 ms returned [75, 77]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 888 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 77/81 places, 564/574 transitions.
Applied a total of 0 rules in 6 ms. Remains 77 /77 variables (removed 0) and now considering 564/564 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 966 ms. Remains : 77/81 places, 564/574 transitions.
Support contains 43 out of 77 places after structural reductions.
[2024-06-01 04:49:02] [INFO ] Flatten gal took : 205 ms
[2024-06-01 04:49:02] [INFO ] Flatten gal took : 113 ms
[2024-06-01 04:49:02] [INFO ] Input system was already deterministic with 564 transitions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 40000 steps (2056 resets) in 3466 ms. (11 steps per ms) remains 13/30 properties
BEST_FIRST walk for 40004 steps (140 resets) in 199 ms. (200 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40004 steps (139 resets) in 156 ms. (254 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (137 resets) in 127 ms. (312 steps per ms) remains 10/12 properties
BEST_FIRST walk for 40004 steps (143 resets) in 101 ms. (392 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (169 resets) in 104 ms. (380 steps per ms) remains 9/10 properties
BEST_FIRST walk for 40003 steps (185 resets) in 167 ms. (238 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (150 resets) in 142 ms. (279 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (138 resets) in 117 ms. (339 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40004 steps (128 resets) in 128 ms. (310 steps per ms) remains 5/8 properties
// Phase 1: matrix 564 rows 77 cols
[2024-06-01 04:49:04] [INFO ] Computed 10 invariants in 7 ms
[2024-06-01 04:49:04] [INFO ] State equation strengthened by 251 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp23 is UNSAT
After SMT solving in domain Real declared 69/641 variables, and 10 constraints, problems are : Problem set: 5 solved, 0 unsolved in 126 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 0/77 constraints, ReadFeed: 0/251 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 372ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 6 atomic propositions for a total of 14 simplifications.
FORMULA AutonomousCar-PT-08a-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-08a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 2 stable transitions
FORMULA AutonomousCar-PT-08a-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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)||X(G(p1))))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 72 transition count 519
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 72 transition count 519
Applied a total of 10 rules in 17 ms. Remains 72 /77 variables (removed 5) and now considering 519/564 (removed 45) transitions.
// Phase 1: matrix 519 rows 72 cols
[2024-06-01 04:49:05] [INFO ] Computed 10 invariants in 5 ms
[2024-06-01 04:49:05] [INFO ] Implicit Places using invariants in 234 ms returned []
[2024-06-01 04:49:05] [INFO ] Invariant cache hit.
[2024-06-01 04:49:05] [INFO ] State equation strengthened by 211 read => feed constraints.
[2024-06-01 04:49:06] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 677 ms to find 0 implicit places.
Running 518 sub problems to find dead transitions.
[2024-06-01 04:49:06] [INFO ] Invariant cache hit.
[2024-06-01 04:49:06] [INFO ] State equation strengthened by 211 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (OVERLAPS) 518/590 variables, 72/82 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/590 variables, 210/292 constraints. Problems are: Problem set: 0 solved, 518 unsolved
[2024-06-01 04:49:21] [INFO ] Deduced a trap composed of 22 places in 356 ms of which 20 ms to minimize.
[2024-06-01 04:49:22] [INFO ] Deduced a trap composed of 14 places in 359 ms of which 3 ms to minimize.
[2024-06-01 04:49:22] [INFO ] Deduced a trap composed of 7 places in 321 ms of which 2 ms to minimize.
[2024-06-01 04:49:27] [INFO ] Deduced a trap composed of 20 places in 287 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 7 (OVERLAPS) 1/591 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 591/591 variables, and 297 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 211/211 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 518 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (OVERLAPS) 518/590 variables, 72/86 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 210/296 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 518/814 constraints. Problems are: Problem set: 0 solved, 518 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 590/591 variables, and 814 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 210/211 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 4/4 constraints]
After SMT, in 65597ms problems are : Problem set: 0 solved, 518 unsolved
Search for dead transitions found 0 dead transitions in 65611ms
Starting structural reductions in LTL mode, iteration 1 : 72/77 places, 519/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66314 ms. Remains : 72/77 places, 519/564 transitions.
Stuttering acceptance computed with spot in 437 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-00
Entered a terminal (fully accepting) state of product in 13401 steps with 709 reset in 223 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-00 finished in 67058 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0)||F(!p1)) U X(X(p2))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 72 transition count 519
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 72 transition count 519
Applied a total of 10 rules in 14 ms. Remains 72 /77 variables (removed 5) and now considering 519/564 (removed 45) transitions.
// Phase 1: matrix 519 rows 72 cols
[2024-06-01 04:50:12] [INFO ] Computed 10 invariants in 7 ms
[2024-06-01 04:50:12] [INFO ] Implicit Places using invariants in 208 ms returned []
[2024-06-01 04:50:12] [INFO ] Invariant cache hit.
[2024-06-01 04:50:12] [INFO ] State equation strengthened by 211 read => feed constraints.
[2024-06-01 04:50:12] [INFO ] Implicit Places using invariants and state equation in 430 ms returned []
Implicit Place search using SMT with State Equation took 643 ms to find 0 implicit places.
Running 518 sub problems to find dead transitions.
[2024-06-01 04:50:13] [INFO ] Invariant cache hit.
[2024-06-01 04:50:13] [INFO ] State equation strengthened by 211 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (OVERLAPS) 518/590 variables, 72/82 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/590 variables, 210/292 constraints. Problems are: Problem set: 0 solved, 518 unsolved
[2024-06-01 04:50:28] [INFO ] Deduced a trap composed of 22 places in 291 ms of which 1 ms to minimize.
[2024-06-01 04:50:28] [INFO ] Deduced a trap composed of 14 places in 286 ms of which 1 ms to minimize.
[2024-06-01 04:50:28] [INFO ] Deduced a trap composed of 7 places in 294 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 7 (OVERLAPS) 1/591 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 591/591 variables, and 296 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 211/211 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 518 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (OVERLAPS) 1/72 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 4 (OVERLAPS) 518/590 variables, 72/85 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/590 variables, 210/295 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/590 variables, 518/813 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 590/591 variables, and 813 constraints, problems are : Problem set: 0 solved, 518 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 72/72 constraints, ReadFeed: 210/211 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 3/3 constraints]
After SMT, in 65150ms problems are : Problem set: 0 solved, 518 unsolved
Search for dead transitions found 0 dead transitions in 65159ms
Starting structural reductions in LTL mode, iteration 1 : 72/77 places, 519/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65818 ms. Remains : 72/77 places, 519/564 transitions.
Stuttering acceptance computed with spot in 457 ms :[(NOT p2), (NOT p2), (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (NOT p2), (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2)), (AND p1 (NOT p0) (NOT p2)), p1, (AND p1 (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-01
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-01 finished in 66311 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)||F(p1)))'
Support contains 13 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 70 transition count 501
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 70 transition count 501
Applied a total of 14 rules in 12 ms. Remains 70 /77 variables (removed 7) and now considering 501/564 (removed 63) transitions.
// Phase 1: matrix 501 rows 70 cols
[2024-06-01 04:51:18] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:51:18] [INFO ] Implicit Places using invariants in 140 ms returned []
[2024-06-01 04:51:18] [INFO ] Invariant cache hit.
[2024-06-01 04:51:18] [INFO ] State equation strengthened by 195 read => feed constraints.
[2024-06-01 04:51:19] [INFO ] Implicit Places using invariants and state equation in 368 ms returned []
Implicit Place search using SMT with State Equation took 524 ms to find 0 implicit places.
Running 500 sub problems to find dead transitions.
[2024-06-01 04:51:19] [INFO ] Invariant cache hit.
[2024-06-01 04:51:19] [INFO ] State equation strengthened by 195 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (OVERLAPS) 500/570 variables, 70/80 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/570 variables, 194/274 constraints. Problems are: Problem set: 0 solved, 500 unsolved
[2024-06-01 04:51:33] [INFO ] Deduced a trap composed of 22 places in 289 ms of which 1 ms to minimize.
[2024-06-01 04:51:33] [INFO ] Deduced a trap composed of 14 places in 278 ms of which 1 ms to minimize.
[2024-06-01 04:51:34] [INFO ] Deduced a trap composed of 7 places in 284 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 7 (OVERLAPS) 1/571 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 571/571 variables, and 278 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 195/195 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 1 (OVERLAPS) 1/70 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 4 (OVERLAPS) 500/570 variables, 70/83 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 194/277 constraints. Problems are: Problem set: 0 solved, 500 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 500/777 constraints. Problems are: Problem set: 0 solved, 500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/571 variables, and 777 constraints, problems are : Problem set: 0 solved, 500 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 70/70 constraints, ReadFeed: 194/195 constraints, PredecessorRefiner: 500/500 constraints, Known Traps: 3/3 constraints]
After SMT, in 64888ms problems are : Problem set: 0 solved, 500 unsolved
Search for dead transitions found 0 dead transitions in 64896ms
Starting structural reductions in LTL mode, iteration 1 : 70/77 places, 501/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65433 ms. Remains : 70/77 places, 501/564 transitions.
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-02
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-02 finished in 65556 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)'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 77 transition count 555
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 68 transition count 554
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 20 place count 67 transition count 554
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 20 place count 67 transition count 553
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 22 place count 66 transition count 553
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 29 place count 59 transition count 490
Iterating global reduction 3 with 7 rules applied. Total rules applied 36 place count 59 transition count 490
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 40 place count 57 transition count 488
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 42 place count 56 transition count 488
Applied a total of 42 rules in 171 ms. Remains 56 /77 variables (removed 21) and now considering 488/564 (removed 76) transitions.
// Phase 1: matrix 488 rows 56 cols
[2024-06-01 04:52:24] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:52:24] [INFO ] Implicit Places using invariants in 185 ms returned []
[2024-06-01 04:52:24] [INFO ] Invariant cache hit.
[2024-06-01 04:52:24] [INFO ] State equation strengthened by 197 read => feed constraints.
[2024-06-01 04:52:24] [INFO ] Implicit Places using invariants and state equation in 415 ms returned []
Implicit Place search using SMT with State Equation took 606 ms to find 0 implicit places.
[2024-06-01 04:52:25] [INFO ] Redundant transitions in 55 ms returned []
Running 487 sub problems to find dead transitions.
[2024-06-01 04:52:25] [INFO ] Invariant cache hit.
[2024-06-01 04:52:25] [INFO ] State equation strengthened by 197 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 3 (OVERLAPS) 487/543 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/543 variables, 196/262 constraints. Problems are: Problem set: 0 solved, 487 unsolved
[2024-06-01 04:52:41] [INFO ] Deduced a trap composed of 19 places in 268 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 7 (OVERLAPS) 1/544 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/544 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 487 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 544/544 variables, and 264 constraints, problems are : Problem set: 0 solved, 487 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 197/197 constraints, PredecessorRefiner: 487/487 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 487 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 4 (OVERLAPS) 487/543 variables, 56/67 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 196/263 constraints. Problems are: Problem set: 0 solved, 487 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 487/750 constraints. Problems are: Problem set: 0 solved, 487 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 543/544 variables, and 750 constraints, problems are : Problem set: 0 solved, 487 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 196/197 constraints, PredecessorRefiner: 487/487 constraints, Known Traps: 1/1 constraints]
After SMT, in 65287ms problems are : Problem set: 0 solved, 487 unsolved
Search for dead transitions found 0 dead transitions in 65293ms
Starting structural reductions in SI_LTL mode, iteration 1 : 56/77 places, 488/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66134 ms. Remains : 56/77 places, 488/564 transitions.
Initial state reduction rules removed 1 formulas.
Stuttering acceptance computed with spot in 50 ms :[true, (NOT p0)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-03
Entered a terminal (fully accepting) state of product in 0 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-03 finished in 66200 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(G(p0))&&F(p1))))'
Support contains 11 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 77 transition count 556
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 69 transition count 556
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 69 transition count 554
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 67 transition count 554
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 27 place count 60 transition count 491
Iterating global reduction 2 with 7 rules applied. Total rules applied 34 place count 60 transition count 491
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 59 transition count 490
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 58 transition count 490
Applied a total of 38 rules in 95 ms. Remains 58 /77 variables (removed 19) and now considering 490/564 (removed 74) transitions.
// Phase 1: matrix 490 rows 58 cols
[2024-06-01 04:53:30] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:53:30] [INFO ] Implicit Places using invariants in 259 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 262 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 57/77 places, 490/564 transitions.
Applied a total of 0 rules in 35 ms. Remains 57 /57 variables (removed 0) and now considering 490/490 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 394 ms. Remains : 57/77 places, 490/564 transitions.
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-05
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 1 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-05 finished in 571 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p1)&&p0)))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 6 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
// Phase 1: matrix 510 rows 71 cols
[2024-06-01 04:53:30] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:53:31] [INFO ] Implicit Places using invariants in 215 ms returned []
[2024-06-01 04:53:31] [INFO ] Invariant cache hit.
[2024-06-01 04:53:31] [INFO ] State equation strengthened by 203 read => feed constraints.
[2024-06-01 04:53:31] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 610 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2024-06-01 04:53:31] [INFO ] Invariant cache hit.
[2024-06-01 04:53:31] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
[2024-06-01 04:53:45] [INFO ] Deduced a trap composed of 22 places in 308 ms of which 1 ms to minimize.
[2024-06-01 04:53:46] [INFO ] Deduced a trap composed of 14 places in 284 ms of which 2 ms to minimize.
[2024-06-01 04:53:46] [INFO ] Deduced a trap composed of 7 places in 285 ms of which 2 ms to minimize.
[2024-06-01 04:53:50] [INFO ] Deduced a trap composed of 20 places in 265 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 4/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 7 (OVERLAPS) 1/581 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 509 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 581/581 variables, and 288 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 509/509 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/85 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 509/796 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 796 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/509 constraints, Known Traps: 4/4 constraints]
After SMT, in 64450ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 64456ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65074 ms. Remains : 71/77 places, 510/564 transitions.
Stuttering acceptance computed with spot in 80 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-09
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-09 finished in 65171 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((p0||G(p1)||G(F(p2))))))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 6 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
// Phase 1: matrix 510 rows 71 cols
[2024-06-01 04:54:36] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:54:36] [INFO ] Implicit Places using invariants in 187 ms returned []
[2024-06-01 04:54:36] [INFO ] Invariant cache hit.
[2024-06-01 04:54:36] [INFO ] State equation strengthened by 203 read => feed constraints.
[2024-06-01 04:54:36] [INFO ] Implicit Places using invariants and state equation in 377 ms returned []
Implicit Place search using SMT with State Equation took 566 ms to find 0 implicit places.
Running 509 sub problems to find dead transitions.
[2024-06-01 04:54:36] [INFO ] Invariant cache hit.
[2024-06-01 04:54:36] [INFO ] State equation strengthened by 203 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (OVERLAPS) 509/580 variables, 71/81 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 202/283 constraints. Problems are: Problem set: 0 solved, 509 unsolved
[2024-06-01 04:54:50] [INFO ] Deduced a trap composed of 22 places in 279 ms of which 1 ms to minimize.
[2024-06-01 04:54:51] [INFO ] Deduced a trap composed of 14 places in 278 ms of which 6 ms to minimize.
[2024-06-01 04:54:51] [INFO ] Deduced a trap composed of 7 places in 286 ms of which 1 ms to minimize.
[2024-06-01 04:54:55] [INFO ] Deduced a trap composed of 20 places in 263 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 4/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 7 (OVERLAPS) 1/581 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 581/581 variables, and 288 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 203/203 constraints, PredecessorRefiner: 509/509 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 509 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 4 (OVERLAPS) 509/580 variables, 71/85 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 202/287 constraints. Problems are: Problem set: 0 solved, 509 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 509/796 constraints. Problems are: Problem set: 0 solved, 509 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/581 variables, and 796 constraints, problems are : Problem set: 0 solved, 509 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 71/71 constraints, ReadFeed: 202/203 constraints, PredecessorRefiner: 509/509 constraints, Known Traps: 4/4 constraints]
After SMT, in 64750ms problems are : Problem set: 0 solved, 509 unsolved
Search for dead transitions found 0 dead transitions in 64757ms
Starting structural reductions in LTL mode, iteration 1 : 71/77 places, 510/564 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65331 ms. Remains : 71/77 places, 510/564 transitions.
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-10
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-10 finished in 65584 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F(p1)))))'
Support contains 13 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 77 transition count 557
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 70 transition count 557
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 70 transition count 555
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 18 place count 68 transition count 555
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 25 place count 61 transition count 492
Iterating global reduction 2 with 7 rules applied. Total rules applied 32 place count 61 transition count 492
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 60 transition count 492
Applied a total of 34 rules in 55 ms. Remains 60 /77 variables (removed 17) and now considering 492/564 (removed 72) transitions.
// Phase 1: matrix 492 rows 60 cols
[2024-06-01 04:55:41] [INFO ] Computed 10 invariants in 4 ms
[2024-06-01 04:55:41] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-06-01 04:55:41] [INFO ] Invariant cache hit.
[2024-06-01 04:55:42] [INFO ] State equation strengthened by 197 read => feed constraints.
[2024-06-01 04:55:42] [INFO ] Implicit Places using invariants and state equation in 305 ms returned []
Implicit Place search using SMT with State Equation took 426 ms to find 0 implicit places.
[2024-06-01 04:55:42] [INFO ] Redundant transitions in 20 ms returned []
Running 491 sub problems to find dead transitions.
[2024-06-01 04:55:42] [INFO ] Invariant cache hit.
[2024-06-01 04:55:42] [INFO ] State equation strengthened by 197 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 1 (OVERLAPS) 1/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 3 (OVERLAPS) 491/551 variables, 60/70 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/551 variables, 196/266 constraints. Problems are: Problem set: 0 solved, 491 unsolved
[2024-06-01 04:55:59] [INFO ] Deduced a trap composed of 21 places in 293 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/551 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/551 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 7 (OVERLAPS) 1/552 variables, 1/268 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/552 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 491 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 552/552 variables, and 268 constraints, problems are : Problem set: 0 solved, 491 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 60/60 constraints, ReadFeed: 197/197 constraints, PredecessorRefiner: 491/491 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 491 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 1 (OVERLAPS) 1/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 4 (OVERLAPS) 491/551 variables, 60/71 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/551 variables, 196/267 constraints. Problems are: Problem set: 0 solved, 491 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/551 variables, 491/758 constraints. Problems are: Problem set: 0 solved, 491 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 551/552 variables, and 758 constraints, problems are : Problem set: 0 solved, 491 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 60/60 constraints, ReadFeed: 196/197 constraints, PredecessorRefiner: 491/491 constraints, Known Traps: 1/1 constraints]
After SMT, in 64256ms problems are : Problem set: 0 solved, 491 unsolved
Search for dead transitions found 0 dead transitions in 64262ms
Starting structural reductions in SI_LTL mode, iteration 1 : 60/77 places, 492/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64769 ms. Remains : 60/77 places, 492/564 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-11
Product exploration explored 100000 steps with 189 reset in 214 ms.
Product exploration explored 100000 steps with 329 reset in 190 ms.
Computed a total of 3 stabilizing places and 3 stable transitions
Computed a total of 3 stabilizing places and 3 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 116 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (2422 resets) in 638 ms. (62 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (149 resets) in 232 ms. (171 steps per ms) remains 1/1 properties
[2024-06-01 04:56:47] [INFO ] Invariant cache hit.
[2024-06-01 04:56:47] [INFO ] State equation strengthened by 197 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 42/55 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 489/544 variables, 55/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/544 variables, 196/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/544 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 7/551 variables, 5/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/551 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/552 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/552 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/552 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 267 constraints, problems are : Problem set: 0 solved, 1 unsolved in 230 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 60/60 constraints, ReadFeed: 197/197 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) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 55/552 variables, and 10 constraints, problems are : Problem set: 1 solved, 0 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 0/60 constraints, ReadFeed: 0/197 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 294ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 16 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-08a-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-08a-LTLFireability-11 finished in 66122 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(!(!X(G(p0)) U G(((p1 U p0)&&G(p1)))))))'
Support contains 13 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 77 transition count 556
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 69 transition count 556
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 69 transition count 554
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 67 transition count 554
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 26 place count 61 transition count 500
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 61 transition count 500
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 60 transition count 499
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 59 transition count 499
Applied a total of 36 rules in 53 ms. Remains 59 /77 variables (removed 18) and now considering 499/564 (removed 65) transitions.
// Phase 1: matrix 499 rows 59 cols
[2024-06-01 04:56:47] [INFO ] Computed 10 invariants in 3 ms
[2024-06-01 04:56:48] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-06-01 04:56:48] [INFO ] Invariant cache hit.
[2024-06-01 04:56:48] [INFO ] State equation strengthened by 205 read => feed constraints.
[2024-06-01 04:56:48] [INFO ] Implicit Places using invariants and state equation in 331 ms returned []
Implicit Place search using SMT with State Equation took 455 ms to find 0 implicit places.
[2024-06-01 04:56:48] [INFO ] Redundant transitions in 19 ms returned []
Running 498 sub problems to find dead transitions.
[2024-06-01 04:56:48] [INFO ] Invariant cache hit.
[2024-06-01 04:56:48] [INFO ] State equation strengthened by 205 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (OVERLAPS) 498/557 variables, 59/69 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/557 variables, 204/273 constraints. Problems are: Problem set: 0 solved, 498 unsolved
[2024-06-01 04:57:06] [INFO ] Deduced a trap composed of 19 places in 258 ms of which 1 ms to minimize.
[2024-06-01 04:57:06] [INFO ] Deduced a trap composed of 13 places in 285 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/557 variables, 2/275 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/557 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 7 (OVERLAPS) 1/558 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 558/558 variables, and 276 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 59/59 constraints, ReadFeed: 205/205 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 498 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 1 (OVERLAPS) 1/59 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 4 (OVERLAPS) 498/557 variables, 59/71 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/557 variables, 204/275 constraints. Problems are: Problem set: 0 solved, 498 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/557 variables, 498/773 constraints. Problems are: Problem set: 0 solved, 498 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 557/558 variables, and 773 constraints, problems are : Problem set: 0 solved, 498 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 59/59 constraints, ReadFeed: 204/205 constraints, PredecessorRefiner: 498/498 constraints, Known Traps: 2/2 constraints]
After SMT, in 64683ms problems are : Problem set: 0 solved, 498 unsolved
Search for dead transitions found 0 dead transitions in 64690ms
Starting structural reductions in SI_LTL mode, iteration 1 : 59/77 places, 499/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65224 ms. Remains : 59/77 places, 499/564 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND p1 p0), (AND p1 p0)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-13
Product exploration explored 100000 steps with 261 reset in 104 ms.
Product exploration explored 100000 steps with 156 reset in 325 ms.
Computed a total of 3 stabilizing places and 3 stable transitions
Computed a total of 3 stabilizing places and 3 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 109 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND p0 p1), (AND p0 p1)]
RANDOM walk for 40000 steps (2449 resets) in 685 ms. (58 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (157 resets) in 216 ms. (184 steps per ms) remains 1/2 properties
[2024-06-01 04:57:54] [INFO ] Invariant cache hit.
[2024-06-01 04:57:54] [INFO ] State equation strengthened by 205 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Real declared 54/558 variables, and 10 constraints, problems are : Problem set: 1 solved, 0 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 0/59 constraints, ReadFeed: 0/205 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (OR p0 (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-08a-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-08a-LTLFireability-13 finished in 66379 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((G(p1)||p0))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 77 transition count 554
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 67 transition count 554
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 67 transition count 553
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 66 transition count 553
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 27 place count 61 transition count 508
Iterating global reduction 2 with 5 rules applied. Total rules applied 32 place count 61 transition count 508
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 59 transition count 506
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 58 transition count 506
Applied a total of 38 rules in 64 ms. Remains 58 /77 variables (removed 19) and now considering 506/564 (removed 58) transitions.
// Phase 1: matrix 506 rows 58 cols
[2024-06-01 04:57:54] [INFO ] Computed 10 invariants in 3 ms
[2024-06-01 04:57:54] [INFO ] Implicit Places using invariants in 172 ms returned []
[2024-06-01 04:57:54] [INFO ] Invariant cache hit.
[2024-06-01 04:57:54] [INFO ] State equation strengthened by 213 read => feed constraints.
[2024-06-01 04:57:54] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 569 ms to find 0 implicit places.
[2024-06-01 04:57:54] [INFO ] Redundant transitions in 19 ms returned []
Running 505 sub problems to find dead transitions.
[2024-06-01 04:57:54] [INFO ] Invariant cache hit.
[2024-06-01 04:57:54] [INFO ] State equation strengthened by 213 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 3 (OVERLAPS) 505/563 variables, 58/68 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/563 variables, 212/280 constraints. Problems are: Problem set: 0 solved, 505 unsolved
[2024-06-01 04:58:12] [INFO ] Deduced a trap composed of 19 places in 261 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/563 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 7 (OVERLAPS) 1/564 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/564 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 505 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 282 constraints, problems are : Problem set: 0 solved, 505 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 505/505 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 505 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 4 (OVERLAPS) 505/563 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/563 variables, 212/281 constraints. Problems are: Problem set: 0 solved, 505 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 505/786 constraints. Problems are: Problem set: 0 solved, 505 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 786 constraints, problems are : Problem set: 0 solved, 505 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, ReadFeed: 212/213 constraints, PredecessorRefiner: 505/505 constraints, Known Traps: 1/1 constraints]
After SMT, in 66179ms problems are : Problem set: 0 solved, 505 unsolved
Search for dead transitions found 0 dead transitions in 66186ms
Starting structural reductions in SI_LTL mode, iteration 1 : 58/77 places, 506/564 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66847 ms. Remains : 58/77 places, 506/564 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-14
Product exploration explored 100000 steps with 92 reset in 84 ms.
Product exploration explored 100000 steps with 241 reset in 111 ms.
Computed a total of 5 stabilizing places and 6 stable transitions
Computed a total of 5 stabilizing places and 6 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 112 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (2667 resets) in 436 ms. (91 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (144 resets) in 55 ms. (714 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (151 resets) in 355 ms. (112 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (154 resets) in 63 ms. (625 steps per ms) remains 3/3 properties
[2024-06-01 04:59:01] [INFO ] Invariant cache hit.
[2024-06-01 04:59:01] [INFO ] State equation strengthened by 213 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 503/557 variables, 54/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/557 variables, 212/276 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/557 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 6/563 variables, 4/280 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/564 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/564 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/564 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 281 constraints, problems are : Problem set: 0 solved, 3 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, ReadFeed: 213/213 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf0 is UNSAT
At refinement iteration 1 (OVERLAPS) 18/24 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/54 variables, 6/10 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 503/557 variables, 54/64 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/557 variables, 212/276 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/557 variables, 0/276 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/563 variables, 4/280 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 2/282 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/282 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/283 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 0/283 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/564 variables, 0/283 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 283 constraints, problems are : Problem set: 1 solved, 2 unsolved in 771 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 58/58 constraints, ReadFeed: 213/213 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1147ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 458 ms.
Support contains 6 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 506/506 transitions.
Graph (complete) has 772 edges and 58 vertex of which 57 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 57 transition count 503
Free-agglomeration rule applied 9 times.
Iterating global reduction 1 with 9 rules applied. Total rules applied 12 place count 57 transition count 494
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 1 with 73 rules applied. Total rules applied 85 place count 48 transition count 430
Applied a total of 85 rules in 116 ms. Remains 48 /58 variables (removed 10) and now considering 430/506 (removed 76) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 48/58 places, 430/506 transitions.
RANDOM walk for 35401 steps (207 resets) in 820 ms. (43 steps per ms) remains 0/2 properties
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutonomousCar-PT-08a-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutonomousCar-PT-08a-LTLFireability-14 finished in 69753 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((F(p1) U p2)))))'
Support contains 11 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 564/564 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 71 transition count 510
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 71 transition count 510
Applied a total of 12 rules in 4 ms. Remains 71 /77 variables (removed 6) and now considering 510/564 (removed 54) transitions.
// Phase 1: matrix 510 rows 71 cols
[2024-06-01 04:59:03] [INFO ] Computed 10 invariants in 6 ms
[2024-06-01 04:59:04] [INFO ] Implicit Places using invariants in 246 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 248 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 70/77 places, 510/564 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 510/510 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 255 ms. Remains : 70/77 places, 510/564 transitions.
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p0), (NOT p2), (NOT p1)]
Running random walk in product with property : AutonomousCar-PT-08a-LTLFireability-15
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 0 ms.
FORMULA AutonomousCar-PT-08a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutonomousCar-PT-08a-LTLFireability-15 finished in 481 ms.
All properties solved by simple procedures.
Total runtime 604159 ms.
ITS solved all properties within timeout

BK_STOP 1717217944512

--------------------
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="AutonomousCar-PT-08a"
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 AutonomousCar-PT-08a, 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 r468-smll-171620167500332"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-08a.tgz
mv AutonomousCar-PT-08a 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 ;