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.r355-tall-171683759000532.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is ShieldPPPt-PT-001A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r355-tall-171683759000532
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 07:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 07:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 11 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 14:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Apr 11 14:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 7.4K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717004310176

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-001A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 17:38:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 17:38:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 17:38:31] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2024-05-29 17:38:31] [INFO ] Transformed 28 places.
[2024-05-29 17:38:31] [INFO ] Transformed 21 transitions.
[2024-05-29 17:38:31] [INFO ] Found NUPN structural information;
[2024-05-29 17:38:31] [INFO ] Parsed PT model containing 28 places and 21 transitions and 78 arcs in 128 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-001A-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-001A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 9 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2024-05-29 17:38:31] [INFO ] Computed 12 invariants in 7 ms
[2024-05-29 17:38:31] [INFO ] Implicit Places using invariants in 149 ms returned []
[2024-05-29 17:38:31] [INFO ] Invariant cache hit.
[2024-05-29 17:38:31] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 271 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 274 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 573ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 584ms
Finished structural reductions in LTL mode , in 1 iterations and 850 ms. Remains : 28/28 places, 20/20 transitions.
Support contains 23 out of 28 places after structural reductions.
[2024-05-29 17:38:32] [INFO ] Flatten gal took : 17 ms
[2024-05-29 17:38:32] [INFO ] Flatten gal took : 5 ms
[2024-05-29 17:38:32] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 17 to 15
RANDOM walk for 256 steps (0 resets) in 44 ms. (5 steps per ms) remains 0/15 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
[2024-05-29 17:38:33] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
[2024-05-29 17:38:33] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 190 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 222 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 420ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 421ms
Finished structural reductions in LTL mode , in 1 iterations and 512 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 187 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-00 finished in 763 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)||X(F(p1))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
[2024-05-29 17:38:33] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
[2024-05-29 17:38:33] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 173 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 227 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 409ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 410ms
Finished structural reductions in LTL mode , in 1 iterations and 496 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 108 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-01
Product exploration explored 100000 steps with 20205 reset in 269 ms.
Product exploration explored 100000 steps with 20218 reset in 135 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 102 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 682 ms. (58 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 205 ms. (194 steps per ms) remains 1/1 properties
[2024-05-29 17:38:35] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 21/28 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28 variables, 21/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 7/48 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Domain max(s): 4/28 constraints, Positive P Invariants (semi-flows): 3/12 constraints, State Equation: 0/28 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 50ms 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) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1))), (X (X p0)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 10 factoid took 288 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 7 states, 17 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 254 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 259 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 18
Applied a total of 4 rules in 16 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2024-05-29 17:38:36] [INFO ] Computed 12 invariants in 1 ms
[2024-05-29 17:38:36] [INFO ] Implicit Places using invariants in 32 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/28 places, 18/20 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 25 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 23 transition count 16
Applied a total of 4 rules in 5 ms. Remains 23 /25 variables (removed 2) and now considering 16/18 (removed 2) transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-29 17:38:36] [INFO ] Computed 11 invariants in 1 ms
[2024-05-29 17:38:36] [INFO ] Implicit Places using invariants in 25 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 26 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 16/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 19 transition count 14
Applied a total of 4 rules in 2 ms. Remains 19 /21 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 19 cols
[2024-05-29 17:38:36] [INFO ] Computed 9 invariants in 1 ms
[2024-05-29 17:38:36] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-29 17:38:36] [INFO ] Invariant cache hit.
[2024-05-29 17:38:36] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 19/28 places, 14/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 133 ms. Remains : 19/28 places, 14/20 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 10 factoid took 279 ms. Reduced automaton from 7 states, 17 edges and 2 AP (stutter insensitive) to 7 states, 18 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 284 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), false, false]
RANDOM walk for 40000 steps (8 resets) in 477 ms. (83 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
[2024-05-29 17:38:37] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/19 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 12/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf3 is UNSAT
After SMT solving in domain Int declared 7/33 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 15 ms.
Refiners :[Domain max(s): 4/19 constraints, Positive P Invariants (semi-flows): 3/9 constraints, State Equation: 0/19 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 48ms 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) p0), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X p1)), (F p1), (F (NOT p0)), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 513 ms. Reduced automaton from 7 states, 18 edges and 2 AP (stutter insensitive) to 7 states, 17 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 274 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 321 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 260 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Product exploration explored 100000 steps with 25477 reset in 88 ms.
Product exploration explored 100000 steps with 25529 reset in 127 ms.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 14/14 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 14/14 (removed 0) transitions.
[2024-05-29 17:38:38] [INFO ] Invariant cache hit.
[2024-05-29 17:38:38] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-29 17:38:38] [INFO ] Invariant cache hit.
[2024-05-29 17:38:38] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2024-05-29 17:38:38] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2024-05-29 17:38:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 112 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 60 constraints, problems are : Problem set: 0 solved, 13 unsolved in 113 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 231ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 231ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 301 ms. Remains : 19/19 places, 14/14 transitions.
Treatment of property ShieldPPPt-PT-001A-LTLFireability-01 finished in 5301 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&&(G(F(p1))||(p2&&X(p0))))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2024-05-29 17:38:39] [INFO ] Computed 12 invariants in 0 ms
[2024-05-29 17:38:39] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-29 17:38:39] [INFO ] Invariant cache hit.
[2024-05-29 17:38:39] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 156 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 239 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 399ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 400ms
Finished structural reductions in LTL mode , in 1 iterations and 467 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-03 finished in 676 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0&&X((!p0 U (!p1||G(!p0)))))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-29 17:38:39] [INFO ] Invariant cache hit.
[2024-05-29 17:38:39] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-29 17:38:39] [INFO ] Invariant cache hit.
[2024-05-29 17:38:39] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 173 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 231 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 410ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 410ms
Finished structural reductions in LTL mode , in 1 iterations and 493 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 109 ms :[true, p0, p0, (AND p0 p1)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 78 ms.
Product exploration explored 100000 steps with 33333 reset in 77 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 16 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-001A-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-001A-LTLFireability-04 finished in 784 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 27 transition count 19
Applied a total of 2 rules in 4 ms. Remains 27 /28 variables (removed 1) and now considering 19/20 (removed 1) transitions.
// Phase 1: matrix 19 rows 27 cols
[2024-05-29 17:38:40] [INFO ] Computed 12 invariants in 1 ms
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants in 30 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 26/28 places, 19/20 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 26 transition count 17
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 17
Applied a total of 4 rules in 2 ms. Remains 24 /26 variables (removed 2) and now considering 17/19 (removed 2) transitions.
// Phase 1: matrix 17 rows 24 cols
[2024-05-29 17:38:40] [INFO ] Computed 11 invariants in 1 ms
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants in 24 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 26 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/28 places, 17/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 15
Applied a total of 4 rules in 2 ms. Remains 20 /22 variables (removed 2) and now considering 15/17 (removed 2) transitions.
// Phase 1: matrix 15 rows 20 cols
[2024-05-29 17:38:40] [INFO ] Computed 9 invariants in 2 ms
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-29 17:38:40] [INFO ] Invariant cache hit.
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 20/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 125 ms. Remains : 20/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-05
Product exploration explored 100000 steps with 11056 reset in 83 ms.
Stack based approach found an accepted trace after 791 steps with 100 reset with depth 16 and stack size 16 in 1 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-05 finished in 299 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&&(p1||G(p2)))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2024-05-29 17:38:40] [INFO ] Computed 12 invariants in 1 ms
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-29 17:38:40] [INFO ] Invariant cache hit.
[2024-05-29 17:38:40] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 158 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 216 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 378ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 378ms
Finished structural reductions in LTL mode , in 1 iterations and 444 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-06 finished in 565 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0)) U G((p1 U p2)))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-29 17:38:41] [INFO ] Invariant cache hit.
[2024-05-29 17:38:41] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-29 17:38:41] [INFO ] Invariant cache hit.
[2024-05-29 17:38:41] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 148 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 210 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 365ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 365ms
Finished structural reductions in LTL mode , in 1 iterations and 433 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 159 ms :[(NOT p2), (NOT p2), (NOT p0), (NOT p2)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 103 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-07 finished in 713 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 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 27 transition count 19
Applied a total of 2 rules in 4 ms. Remains 27 /28 variables (removed 1) and now considering 19/20 (removed 1) transitions.
// Phase 1: matrix 19 rows 27 cols
[2024-05-29 17:38:42] [INFO ] Computed 12 invariants in 0 ms
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants in 30 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 26/28 places, 19/20 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 26 transition count 17
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 17
Applied a total of 4 rules in 2 ms. Remains 24 /26 variables (removed 2) and now considering 17/19 (removed 2) transitions.
// Phase 1: matrix 17 rows 24 cols
[2024-05-29 17:38:42] [INFO ] Computed 11 invariants in 0 ms
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants in 29 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/28 places, 17/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 15
Applied a total of 4 rules in 3 ms. Remains 20 /22 variables (removed 2) and now considering 15/17 (removed 2) transitions.
// Phase 1: matrix 15 rows 20 cols
[2024-05-29 17:38:42] [INFO ] Computed 9 invariants in 0 ms
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-29 17:38:42] [INFO ] Invariant cache hit.
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 20/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 127 ms. Remains : 20/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 28 ms :[p0]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 89 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 1 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-08 finished in 261 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Reduce places removed 1 places and 1 transitions.
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 25 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 23 transition count 16
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 0 with 2 rules applied. Total rules applied 9 place count 22 transition count 15
Applied a total of 9 rules in 4 ms. Remains 22 /28 variables (removed 6) and now considering 15/20 (removed 5) transitions.
// Phase 1: matrix 15 rows 22 cols
[2024-05-29 17:38:42] [INFO ] Computed 11 invariants in 1 ms
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants in 28 ms returned [5, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/28 places, 15/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 18 transition count 13
Applied a total of 4 rules in 1 ms. Remains 18 /20 variables (removed 2) and now considering 13/15 (removed 2) transitions.
// Phase 1: matrix 13 rows 18 cols
[2024-05-29 17:38:42] [INFO ] Computed 9 invariants in 0 ms
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-29 17:38:42] [INFO ] Invariant cache hit.
[2024-05-29 17:38:42] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/28 places, 13/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 96 ms. Remains : 18/28 places, 13/20 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-10
Product exploration explored 100000 steps with 33665 reset in 131 ms.
Product exploration explored 100000 steps with 33670 reset in 97 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 : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 173 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 220 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2024-05-29 17:38:43] [INFO ] Invariant cache hit.
[2024-05-29 17:38:43] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-29 17:38:43] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-29 17:38:43] [INFO ] Computed and/alt/rep : 11/16/11 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-29 17:38:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 17:38:43] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-29 17:38:43] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-29 17:38:43] [INFO ] Computed and/alt/rep : 11/16/11 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-29 17:38:43] [INFO ] Added : 10 causal constraints over 3 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 13/13 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 13/13 (removed 0) transitions.
[2024-05-29 17:38:43] [INFO ] Invariant cache hit.
[2024-05-29 17:38:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-29 17:38:43] [INFO ] Invariant cache hit.
[2024-05-29 17:38:43] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-29 17:38:43] [INFO ] Redundant transitions in 0 ms returned []
Running 11 sub problems to find dead transitions.
[2024-05-29 17:38:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 13/31 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/31 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 45 constraints, problems are : Problem set: 0 solved, 11 unsolved in 82 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 13/31 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 11/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/31 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/31 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 56 constraints, problems are : Problem set: 0 solved, 11 unsolved in 86 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 174ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 174ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 231 ms. Remains : 18/18 places, 13/13 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 156 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
RANDOM walk for 9 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 204 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
[2024-05-29 17:38:44] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-29 17:38:44] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-29 17:38:44] [INFO ] Computed and/alt/rep : 11/16/11 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-29 17:38:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 17:38:44] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-29 17:38:44] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-29 17:38:44] [INFO ] Computed and/alt/rep : 11/16/11 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-29 17:38:44] [INFO ] Added : 10 causal constraints over 3 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 33592 reset in 56 ms.
Product exploration explored 100000 steps with 33620 reset in 61 ms.
Support contains 1 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 13/13 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 13/13 (removed 0) transitions.
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2024-05-29 17:38:44] [INFO ] Redundant transitions in 0 ms returned []
Running 11 sub problems to find dead transitions.
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 13/31 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/31 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 45 constraints, problems are : Problem set: 0 solved, 11 unsolved in 92 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 13/31 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 11/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/31 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/31 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 56 constraints, problems are : Problem set: 0 solved, 11 unsolved in 84 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 180ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 180ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 249 ms. Remains : 18/18 places, 13/13 transitions.
Treatment of property ShieldPPPt-PT-001A-LTLFireability-10 finished in 2177 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 18
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2024-05-29 17:38:44] [INFO ] Computed 12 invariants in 0 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 25 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/28 places, 18/20 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 25 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 23 transition count 16
Applied a total of 4 rules in 2 ms. Remains 23 /25 variables (removed 2) and now considering 16/18 (removed 2) transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-29 17:38:44] [INFO ] Computed 11 invariants in 2 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 24 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 25 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 16/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 19 transition count 14
Applied a total of 4 rules in 2 ms. Remains 19 /21 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 19 cols
[2024-05-29 17:38:44] [INFO ] Computed 9 invariants in 1 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 19/28 places, 14/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 107 ms. Remains : 19/28 places, 14/20 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-11
Product exploration explored 100000 steps with 6803 reset in 78 ms.
Stack based approach found an accepted trace after 37 steps with 2 reset with depth 9 and stack size 9 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-11 finished in 227 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 U p1) U (G(F(!(G(p2) U !p2)))&&G(p3))))'
Support contains 7 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 18
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2024-05-29 17:38:44] [INFO ] Computed 12 invariants in 0 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 27 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/28 places, 18/20 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 25 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 24 transition count 17
Applied a total of 2 rules in 1 ms. Remains 24 /25 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 24 cols
[2024-05-29 17:38:44] [INFO ] Computed 11 invariants in 1 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 23 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/28 places, 17/20 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 16
Applied a total of 2 rules in 2 ms. Remains 22 /23 variables (removed 1) and now considering 16/17 (removed 1) transitions.
// Phase 1: matrix 16 rows 22 cols
[2024-05-29 17:38:44] [INFO ] Computed 10 invariants in 0 ms
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-29 17:38:44] [INFO ] Invariant cache hit.
[2024-05-29 17:38:44] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 22/28 places, 16/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 108 ms. Remains : 22/28 places, 16/20 transitions.
Stuttering acceptance computed with spot in 172 ms :[(OR (NOT p3) (NOT p2)), true, (NOT p1), (NOT p2), (OR (NOT p2) (NOT p3))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-12
Entered a terminal (fully accepting) state of product in 39 steps with 1 reset in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-12 finished in 299 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)||X(X(G(p1))))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2024-05-29 17:38:45] [INFO ] Computed 12 invariants in 1 ms
[2024-05-29 17:38:45] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-29 17:38:45] [INFO ] Invariant cache hit.
[2024-05-29 17:38:45] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2024-05-29 17:38:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 156 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 206 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 366ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 366ms
Finished structural reductions in LTL mode , in 1 iterations and 426 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 192 ms :[(NOT p0), (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 : ShieldPPPt-PT-001A-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 51 ms.
Product exploration explored 100000 steps with 50000 reset in 58 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-001A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-001A-LTLFireability-13 finished in 764 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 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Reduce places removed 1 places and 1 transitions.
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 3 place count 25 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 17
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 0 with 2 rules applied. Total rules applied 7 place count 23 transition count 16
Applied a total of 7 rules in 4 ms. Remains 23 /28 variables (removed 5) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-29 17:38:45] [INFO ] Computed 11 invariants in 0 ms
[2024-05-29 17:38:45] [INFO ] Implicit Places using invariants in 26 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/28 places, 16/20 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 15
Applied a total of 2 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 21 cols
[2024-05-29 17:38:45] [INFO ] Computed 10 invariants in 0 ms
[2024-05-29 17:38:45] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-29 17:38:45] [INFO ] Invariant cache hit.
[2024-05-29 17:38:45] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 86 ms. Remains : 21/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 96 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-14 finished in 225 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 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Reduce places removed 1 places and 1 transitions.
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 3 place count 25 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 17
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 0 with 2 rules applied. Total rules applied 7 place count 23 transition count 16
Applied a total of 7 rules in 3 ms. Remains 23 /28 variables (removed 5) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-29 17:38:46] [INFO ] Computed 11 invariants in 3 ms
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants in 28 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/28 places, 16/20 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 15
Applied a total of 2 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 21 cols
[2024-05-29 17:38:46] [INFO ] Computed 10 invariants in 0 ms
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-29 17:38:46] [INFO ] Invariant cache hit.
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90 ms. Remains : 21/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 31 ms :[p0]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 90 ms.
Stack based approach found an accepted trace after 63 steps with 0 reset with depth 64 and stack size 43 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-15 finished in 225 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)||X(F(p1))))'
Found a Shortening insensitive property : ShieldPPPt-PT-001A-LTLFireability-01
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 18
Applied a total of 4 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2024-05-29 17:38:46] [INFO ] Computed 12 invariants in 1 ms
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants in 33 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 25/28 places, 18/20 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 25 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 23 transition count 16
Applied a total of 4 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 16/18 (removed 2) transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-29 17:38:46] [INFO ] Computed 11 invariants in 0 ms
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants in 27 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 21/28 places, 16/20 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 19 transition count 14
Applied a total of 4 rules in 3 ms. Remains 19 /21 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 19 cols
[2024-05-29 17:38:46] [INFO ] Computed 9 invariants in 1 ms
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-29 17:38:46] [INFO ] Invariant cache hit.
[2024-05-29 17:38:46] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 19/28 places, 14/20 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 127 ms. Remains : 19/28 places, 14/20 transitions.
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-01
Product exploration explored 100000 steps with 25580 reset in 72 ms.
Product exploration explored 100000 steps with 25567 reset in 77 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 195 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
[2024-05-29 17:38:47] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/19 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 12/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 7/33 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 18 ms.
Refiners :[Domain max(s): 4/19 constraints, Positive P Invariants (semi-flows): 3/9 constraints, State Equation: 0/19 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 48ms 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) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X p1)), (F (NOT p0)), (F (NOT (OR p0 p1))), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 8 factoid took 369 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 7 states, 17 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 297 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 516 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 14/14 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 14/14 (removed 0) transitions.
[2024-05-29 17:38:48] [INFO ] Invariant cache hit.
[2024-05-29 17:38:48] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-29 17:38:48] [INFO ] Invariant cache hit.
[2024-05-29 17:38:48] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2024-05-29 17:38:48] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2024-05-29 17:38:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 106 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 60 constraints, problems are : Problem set: 0 solved, 13 unsolved in 111 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 224ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 225ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 286 ms. Remains : 19/19 places, 14/14 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 10 factoid took 301 ms. Reduced automaton from 7 states, 17 edges and 2 AP (stutter insensitive) to 7 states, 18 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 283 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), false, false]
RANDOM walk for 40000 steps (8 resets) in 58 ms. (677 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 1/1 properties
[2024-05-29 17:38:49] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/7 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/19 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 12/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf3 is UNSAT
After SMT solving in domain Int declared 7/33 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 19 ms.
Refiners :[Domain max(s): 4/19 constraints, Positive P Invariants (semi-flows): 3/9 constraints, State Equation: 0/19 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 51ms 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) p0), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X p1)), (F p1), (F (NOT p0)), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 432 ms. Reduced automaton from 7 states, 18 edges and 2 AP (stutter insensitive) to 7 states, 17 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 262 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 294 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Stuttering acceptance computed with spot in 276 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false, false, false]
Product exploration explored 100000 steps with 25520 reset in 94 ms.
Product exploration explored 100000 steps with 25541 reset in 88 ms.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 14/14 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 14/14 (removed 0) transitions.
[2024-05-29 17:38:51] [INFO ] Invariant cache hit.
[2024-05-29 17:38:51] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-29 17:38:51] [INFO ] Invariant cache hit.
[2024-05-29 17:38:51] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2024-05-29 17:38:51] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2024-05-29 17:38:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 99 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 60 constraints, problems are : Problem set: 0 solved, 13 unsolved in 114 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 216ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 217ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 287 ms. Remains : 19/19 places, 14/14 transitions.
Treatment of property ShieldPPPt-PT-001A-LTLFireability-01 finished in 5021 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
[2024-05-29 17:38:51] [INFO ] Flatten gal took : 8 ms
[2024-05-29 17:38:51] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-29 17:38:51] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 28 places, 20 transitions and 76 arcs took 8 ms.
Total runtime 20136 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ShieldPPPt-PT-001A

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/410/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 28
TRANSITIONS: 20
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.000s]


SAVING FILE /home/mcc/execution/410/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


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

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

Process ID: 1747
MODEL NAME: /home/mcc/execution/410/model
28 places, 20 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Building monolithic NSF...
FORMULA ShieldPPPt-PT-001A-LTLFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA ShieldPPPt-PT-001A-LTLFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1717004332099

--------------------
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="ShieldPPPt-PT-001A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is ShieldPPPt-PT-001A, 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 r355-tall-171683759000532"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-001A.tgz
mv ShieldPPPt-PT-001A 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 ;