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.r356-tall-171683760600236.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)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is ShieldIIPt-PT-004B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r356-tall-171683760600236
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 3.7K Apr 23 07:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 20:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Apr 12 20:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Apr 12 20:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Apr 12 20:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:52 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 67K 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 ShieldIIPt-PT-004B-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-004B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716927212128

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-004B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-28 20:13:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-28 20:13:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 20:13:33] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2024-05-28 20:13:33] [INFO ] Transformed 283 places.
[2024-05-28 20:13:33] [INFO ] Transformed 263 transitions.
[2024-05-28 20:13:33] [INFO ] Found NUPN structural information;
[2024-05-28 20:13:33] [INFO ] Parsed PT model containing 283 places and 263 transitions and 654 arcs in 179 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ShieldIIPt-PT-004B-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 263/263 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 245 transition count 225
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 245 transition count 225
Applied a total of 76 rules in 53 ms. Remains 245 /283 variables (removed 38) and now considering 225/263 (removed 38) transitions.
// Phase 1: matrix 225 rows 245 cols
[2024-05-28 20:13:33] [INFO ] Computed 37 invariants in 20 ms
[2024-05-28 20:13:33] [INFO ] Implicit Places using invariants in 263 ms returned []
[2024-05-28 20:13:33] [INFO ] Invariant cache hit.
[2024-05-28 20:13:34] [INFO ] Implicit Places using invariants and state equation in 179 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
Running 224 sub problems to find dead transitions.
[2024-05-28 20:13:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/244 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 1/245 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 9 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 2 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 16 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:13:36] [INFO ] Deduced a trap composed of 13 places in 19 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 20 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 19 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 16 places in 24 ms of which 1 ms to minimize.
[2024-05-28 20:13:37] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 20 places in 21 ms of which 0 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 3 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:13:38] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 14/71 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:40] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 5 ms to minimize.
[2024-05-28 20:13:40] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:13:40] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 3/74 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 225/470 variables, 245/319 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:43] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
[2024-05-28 20:13:43] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:13:43] [INFO ] Deduced a trap composed of 17 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 25 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 33 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:13:44] [INFO ] Deduced a trap composed of 23 places in 29 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/470 variables, 11/330 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:45] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 0 ms to minimize.
[2024-05-28 20:13:45] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:13:45] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/470 variables, 3/333 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:47] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:13:47] [INFO ] Deduced a trap composed of 26 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:13:47] [INFO ] Deduced a trap composed of 25 places in 34 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/470 variables, 3/336 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:49] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:13:50] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/470 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/470 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 12 (OVERLAPS) 0/470 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 470/470 variables, and 338 constraints, problems are : Problem set: 0 solved, 224 unsolved in 21023 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 245/245 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 56/56 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/244 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (OVERLAPS) 1/245 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 56/93 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:56] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 2 ms to minimize.
[2024-05-28 20:13:56] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 2 ms to minimize.
[2024-05-28 20:13:56] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:13:56] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 4/97 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:13:57] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (OVERLAPS) 225/470 variables, 245/343 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/470 variables, 224/567 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:14:00] [INFO ] Deduced a trap composed of 21 places in 81 ms of which 2 ms to minimize.
[2024-05-28 20:14:00] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:14:00] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 2 ms to minimize.
[2024-05-28 20:14:01] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 2 ms to minimize.
[2024-05-28 20:14:01] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:14:01] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:14:01] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:14:01] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:14:02] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:14:02] [INFO ] Deduced a trap composed of 26 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:14:02] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/470 variables, 11/578 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:14:04] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 2 ms to minimize.
[2024-05-28 20:14:05] [INFO ] Deduced a trap composed of 20 places in 64 ms of which 2 ms to minimize.
[2024-05-28 20:14:05] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:14:05] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:14:06] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:14:06] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/470 variables, 6/584 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:14:08] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 2 ms to minimize.
[2024-05-28 20:14:09] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/470 variables, 2/586 constraints. Problems are: Problem set: 0 solved, 224 unsolved
[2024-05-28 20:14:12] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 2 ms to minimize.
[2024-05-28 20:14:14] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/470 variables, 2/588 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/470 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 13 (OVERLAPS) 0/470 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Int declared 470/470 variables, and 588 constraints, problems are : Problem set: 0 solved, 224 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 245/245 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 82/82 constraints]
After SMT, in 51134ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 51147ms
Starting structural reductions in LTL mode, iteration 1 : 245/283 places, 225/263 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51696 ms. Remains : 245/283 places, 225/263 transitions.
Support contains 35 out of 245 places after structural reductions.
[2024-05-28 20:14:25] [INFO ] Flatten gal took : 85 ms
[2024-05-28 20:14:25] [INFO ] Flatten gal took : 17 ms
[2024-05-28 20:14:25] [INFO ] Input system was already deterministic with 225 transitions.
Support contains 31 out of 245 places (down from 35) after GAL structural reductions.
RANDOM walk for 3944 steps (0 resets) in 274 ms. (14 steps per ms) remains 0/28 properties
Computed a total of 65 stabilizing places and 65 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p0) U X((p1||X(!p1))))))'
Support contains 2 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 238 transition count 218
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 238 transition count 218
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 237 transition count 217
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 237 transition count 217
Applied a total of 16 rules in 15 ms. Remains 237 /245 variables (removed 8) and now considering 217/225 (removed 8) transitions.
// Phase 1: matrix 217 rows 237 cols
[2024-05-28 20:14:26] [INFO ] Computed 37 invariants in 1 ms
[2024-05-28 20:14:26] [INFO ] Implicit Places using invariants in 304 ms returned []
[2024-05-28 20:14:26] [INFO ] Invariant cache hit.
[2024-05-28 20:14:26] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 516 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2024-05-28 20:14:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 0 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 16 places in 21 ms of which 1 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 24 places in 65 ms of which 2 ms to minimize.
[2024-05-28 20:14:29] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 0 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 14 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:30] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 4 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 0 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:14:31] [INFO ] Deduced a trap composed of 21 places in 26 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:33] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/304 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:36] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 1 ms to minimize.
[2024-05-28 20:14:36] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:37] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (OVERLAPS) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Real declared 454/454 variables, and 307 constraints, problems are : Problem set: 0 solved, 216 unsolved in 15443 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 33/33 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 33/70 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:43] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:14:43] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:14:43] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/526 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:45] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:14:45] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 2 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 2 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 2 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 2 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 1 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 2 ms to minimize.
[2024-05-28 20:14:46] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:14:47] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:14:47] [INFO ] Deduced a trap composed of 19 places in 81 ms of which 1 ms to minimize.
[2024-05-28 20:14:47] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 2 ms to minimize.
[2024-05-28 20:14:47] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:14:48] [INFO ] Deduced a trap composed of 30 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:14:48] [INFO ] Deduced a trap composed of 24 places in 102 ms of which 3 ms to minimize.
[2024-05-28 20:14:48] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-28 20:14:48] [INFO ] Deduced a trap composed of 23 places in 50 ms of which 1 ms to minimize.
[2024-05-28 20:14:48] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 18/544 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:51] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 2 ms to minimize.
[2024-05-28 20:14:52] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 2/546 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:54] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:14:55] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 2/548 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:14:58] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:14:58] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 2 ms to minimize.
[2024-05-28 20:14:58] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 2 ms to minimize.
[2024-05-28 20:14:58] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 4/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (OVERLAPS) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Int declared 454/454 variables, and 552 constraints, problems are : Problem set: 0 solved, 216 unsolved in 29498 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 62/62 constraints]
After SMT, in 44965ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 44968ms
Starting structural reductions in LTL mode, iteration 1 : 237/245 places, 217/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45501 ms. Remains : 237/245 places, 217/225 transitions.
Stuttering acceptance computed with spot in 334 ms :[false, false, false, p1, true, (AND (NOT p0) p1), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-01
Product exploration explored 100000 steps with 24971 reset in 283 ms.
Product exploration explored 100000 steps with 25007 reset in 130 ms.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 156 ms. Reduced automaton from 7 states, 12 edges and 2 AP (stutter sensitive) to 7 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 297 ms :[false, false, false, p1, true, (AND (NOT p0) p1), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 374 ms. (106 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 136 ms. (291 steps per ms) remains 1/1 properties
[2024-05-28 20:15:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 217/237 variables, 34/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:15:13] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 13 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 19 places in 649 ms of which 11 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 17 places in 349 ms of which 1 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 1 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 1 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 18 places in 109 ms of which 1 ms to minimize.
[2024-05-28 20:15:14] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:15:15] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:15:16] [INFO ] Deduced a trap composed of 20 places in 1040 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 5/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/454 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 454/454 variables, and 285 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2913 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 217/237 variables, 34/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 11/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:15:16] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 217/454 variables, 237/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/454 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 454/454 variables, and 287 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 12/12 constraints]
After SMT, in 3121ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 46 ms.
Support contains 2 out of 237 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 217/217 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 46 place count 237 transition count 171
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 1 with 46 rules applied. Total rules applied 92 place count 191 transition count 171
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 33 Pre rules applied. Total rules applied 92 place count 191 transition count 138
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 158 place count 158 transition count 138
Performed 67 Post agglomeration using F-continuation condition.Transition count delta: 67
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 292 place count 91 transition count 71
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 293 place count 91 transition count 70
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 3 with 2 rules applied. Total rules applied 295 place count 90 transition count 69
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 317 place count 79 transition count 76
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 318 place count 79 transition count 75
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 321 place count 79 transition count 75
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 322 place count 78 transition count 74
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 324 place count 76 transition count 74
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 324 place count 76 transition count 73
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 326 place count 75 transition count 73
Applied a total of 326 rules in 45 ms. Remains 75 /237 variables (removed 162) and now considering 73/217 (removed 144) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 75/237 places, 73/217 transitions.
RANDOM walk for 733 steps (0 resets) in 6 ms. (104 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p0))), (F p1), (F (NOT (OR (NOT p1) (NOT p0)))), (F p0), (F (NOT (OR p1 (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p0))))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR (NOT p1) p0)))
Knowledge based reduction with 9 factoid took 219 ms. Reduced automaton from 7 states, 12 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-004B-LTLFireability-01 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-004B-LTLFireability-01 finished in 50448 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||G(p1)))'
Support contains 2 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 240 transition count 220
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 240 transition count 220
Applied a total of 10 rules in 9 ms. Remains 240 /245 variables (removed 5) and now considering 220/225 (removed 5) transitions.
// Phase 1: matrix 220 rows 240 cols
[2024-05-28 20:15:16] [INFO ] Computed 37 invariants in 2 ms
[2024-05-28 20:15:16] [INFO ] Implicit Places using invariants in 337 ms returned []
[2024-05-28 20:15:16] [INFO ] Invariant cache hit.
[2024-05-28 20:15:17] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 476 ms to find 0 implicit places.
Running 219 sub problems to find dead transitions.
[2024-05-28 20:15:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:18] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 0 ms to minimize.
[2024-05-28 20:15:18] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:15:19] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:15:19] [INFO ] Deduced a trap composed of 12 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:15:19] [INFO ] Deduced a trap composed of 16 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 16 places in 970 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 20 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 24 places in 67 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 17 places in 21 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:15:20] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 22 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 18 places in 19 ms of which 0 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 21 places in 24 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:15:21] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 1 ms to minimize.
[2024-05-28 20:15:22] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:15:22] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 12/69 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:23] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 6 (OVERLAPS) 220/460 variables, 240/310 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:26] [INFO ] Deduced a trap composed of 18 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:28] [INFO ] Deduced a trap composed of 17 places in 24 ms of which 1 ms to minimize.
[2024-05-28 20:15:28] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:29] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:15:30] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/460 variables, 2/315 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (OVERLAPS) 0/460 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 219 unsolved
No progress, stopping.
After SMT solving in domain Real declared 460/460 variables, and 315 constraints, problems are : Problem set: 0 solved, 219 unsolved in 17425 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 38/38 constraints]
Escalating to Integer solving :Problem set: 0 solved, 219 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 4 (OVERLAPS) 220/460 variables, 240/315 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/460 variables, 219/534 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:37] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:15:37] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 1 ms to minimize.
[2024-05-28 20:15:37] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 2 ms to minimize.
[2024-05-28 20:15:38] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 2 ms to minimize.
[2024-05-28 20:15:38] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 3 ms to minimize.
[2024-05-28 20:15:38] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 2 ms to minimize.
[2024-05-28 20:15:38] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:15:39] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:15:39] [INFO ] Deduced a trap composed of 30 places in 54 ms of which 1 ms to minimize.
[2024-05-28 20:15:39] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 1 ms to minimize.
[2024-05-28 20:15:39] [INFO ] Deduced a trap composed of 9 places in 62 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 11/545 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:41] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:15:41] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:15:41] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:15:42] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-28 20:15:42] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:15:43] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 2 ms to minimize.
[2024-05-28 20:15:43] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:15:43] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 1 ms to minimize.
[2024-05-28 20:15:44] [INFO ] Deduced a trap composed of 29 places in 54 ms of which 2 ms to minimize.
[2024-05-28 20:15:44] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 10/555 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:47] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:15:48] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 2/557 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:50] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:15:51] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/460 variables, 2/559 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:15:55] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 1/560 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 219 unsolved
[2024-05-28 20:16:02] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 2 ms to minimize.
[2024-05-28 20:16:02] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/460 variables, 2/562 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 460/460 variables, and 562 constraints, problems are : Problem set: 0 solved, 219 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 66/66 constraints]
After SMT, in 47469ms problems are : Problem set: 0 solved, 219 unsolved
Search for dead transitions found 0 dead transitions in 47472ms
Starting structural reductions in LTL mode, iteration 1 : 240/245 places, 220/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47959 ms. Remains : 240/245 places, 220/225 transitions.
Stuttering acceptance computed with spot in 166 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-03 finished in 48143 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((X((X(p1)&&G(p2)))&&p0))))'
Support contains 4 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 239 transition count 219
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 239 transition count 219
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 238 transition count 218
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 238 transition count 218
Applied a total of 14 rules in 16 ms. Remains 238 /245 variables (removed 7) and now considering 218/225 (removed 7) transitions.
// Phase 1: matrix 218 rows 238 cols
[2024-05-28 20:16:04] [INFO ] Computed 37 invariants in 2 ms
[2024-05-28 20:16:04] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-28 20:16:04] [INFO ] Invariant cache hit.
[2024-05-28 20:16:05] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2024-05-28 20:16:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 0 ms to minimize.
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 16 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 0 ms to minimize.
[2024-05-28 20:16:06] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 0 ms to minimize.
[2024-05-28 20:16:07] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 17 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:16:08] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:16:09] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:16:09] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:16:09] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 11/68 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:10] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:16:10] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 2/70 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/308 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:13] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 3 ms to minimize.
[2024-05-28 20:16:14] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 1 ms to minimize.
[2024-05-28 20:16:14] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:16:14] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 4/312 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:16] [INFO ] Deduced a trap composed of 20 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:16:16] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 0 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/456 variables, 2/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (OVERLAPS) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 314 constraints, problems are : Problem set: 0 solved, 217 unsolved in 16663 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 39/39 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 39/76 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:22] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (OVERLAPS) 218/456 variables, 238/315 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 217/532 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:25] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:16:25] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 3 ms to minimize.
[2024-05-28 20:16:25] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 1 ms to minimize.
[2024-05-28 20:16:25] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:16:26] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:16:26] [INFO ] Deduced a trap composed of 29 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:16:26] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 1 ms to minimize.
[2024-05-28 20:16:27] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:16:27] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:16:27] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:29] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 1 ms to minimize.
[2024-05-28 20:16:29] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 2 ms to minimize.
[2024-05-28 20:16:30] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
[2024-05-28 20:16:30] [INFO ] Deduced a trap composed of 29 places in 46 ms of which 1 ms to minimize.
[2024-05-28 20:16:30] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 1 ms to minimize.
[2024-05-28 20:16:30] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 1 ms to minimize.
[2024-05-28 20:16:31] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 7/549 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:33] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:16:33] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:16:34] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
[2024-05-28 20:16:34] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:16:34] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 5/554 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:37] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 2 ms to minimize.
[2024-05-28 20:16:37] [INFO ] Deduced a trap composed of 27 places in 88 ms of which 1 ms to minimize.
[2024-05-28 20:16:38] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:16:38] [INFO ] Deduced a trap composed of 23 places in 61 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 4/558 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:43] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:16:43] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 2/560 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:45] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 1/561 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:51] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 562 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 70/70 constraints]
After SMT, in 46694ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 46696ms
Starting structural reductions in LTL mode, iteration 1 : 238/245 places, 218/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46938 ms. Remains : 238/245 places, 218/225 transitions.
Stuttering acceptance computed with spot in 342 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 181 ms.
Stack based approach found an accepted trace after 293 steps with 0 reset with depth 294 and stack size 294 in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-04 finished in 47488 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((X(F(p1))||G(p0)))))||(p0&&X(((X(F(p1))||G(p0))&&F(p2))))))'
Support contains 3 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 239 transition count 219
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 239 transition count 219
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 238 transition count 218
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 238 transition count 218
Applied a total of 14 rules in 14 ms. Remains 238 /245 variables (removed 7) and now considering 218/225 (removed 7) transitions.
// Phase 1: matrix 218 rows 238 cols
[2024-05-28 20:16:52] [INFO ] Computed 37 invariants in 3 ms
[2024-05-28 20:16:52] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-28 20:16:52] [INFO ] Invariant cache hit.
[2024-05-28 20:16:52] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 204 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2024-05-28 20:16:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 12 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 0 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 0 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 2 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 13 places in 20 ms of which 0 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:16:54] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 0 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 0 ms to minimize.
[2024-05-28 20:16:55] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:16:56] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 11/68 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:16:58] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/307 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:00] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:17:01] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:17:01] [INFO ] Deduced a trap composed of 26 places in 52 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:04] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/456 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 17 places in 19 ms of which 0 ms to minimize.
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 20 places in 28 ms of which 0 ms to minimize.
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:17:06] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 6/317 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 12 (OVERLAPS) 0/456 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 317 constraints, problems are : Problem set: 0 solved, 217 unsolved in 19031 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 42/42 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 42/79 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 218/456 variables, 238/317 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/456 variables, 217/534 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:14] [INFO ] Deduced a trap composed of 22 places in 26 ms of which 0 ms to minimize.
[2024-05-28 20:17:14] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 2 ms to minimize.
[2024-05-28 20:17:14] [INFO ] Deduced a trap composed of 24 places in 73 ms of which 2 ms to minimize.
[2024-05-28 20:17:15] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 2 ms to minimize.
[2024-05-28 20:17:15] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-28 20:17:16] [INFO ] Deduced a trap composed of 22 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:17:16] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:17:16] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 0 ms to minimize.
[2024-05-28 20:17:16] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 9/543 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:19] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:17:19] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 1 ms to minimize.
[2024-05-28 20:17:19] [INFO ] Deduced a trap composed of 22 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:17:19] [INFO ] Deduced a trap composed of 27 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:17:20] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:17:20] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 6/549 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:27] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 1 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/456 variables, 1/550 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:29] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
[2024-05-28 20:17:29] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-05-28 20:17:30] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-28 20:17:30] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 2 ms to minimize.
[2024-05-28 20:17:30] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 5/555 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:38] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/456 variables, 1/556 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:17:41] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 557 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 65/65 constraints]
After SMT, in 49059ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 49061ms
Starting structural reductions in LTL mode, iteration 1 : 238/245 places, 218/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 49281 ms. Remains : 238/245 places, 218/225 transitions.
Stuttering acceptance computed with spot in 253 ms :[(NOT p0), true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-05
Product exploration explored 100000 steps with 391 reset in 167 ms.
Stack based approach found an accepted trace after 444 steps with 0 reset with depth 445 and stack size 445 in 2 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-05 finished in 49732 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 238 transition count 218
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 238 transition count 218
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 237 transition count 217
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 237 transition count 217
Applied a total of 16 rules in 8 ms. Remains 237 /245 variables (removed 8) and now considering 217/225 (removed 8) transitions.
// Phase 1: matrix 217 rows 237 cols
[2024-05-28 20:17:42] [INFO ] Computed 37 invariants in 3 ms
[2024-05-28 20:17:42] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-28 20:17:42] [INFO ] Invariant cache hit.
[2024-05-28 20:17:42] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2024-05-28 20:17:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:43] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 0 ms to minimize.
[2024-05-28 20:17:43] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 0 ms to minimize.
[2024-05-28 20:17:43] [INFO ] Deduced a trap composed of 16 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:17:43] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 0 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 2 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 0 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 13 places in 20 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 0 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:17:44] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 17 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 15 places in 21 ms of which 0 ms to minimize.
[2024-05-28 20:17:45] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:17:46] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:47] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/304 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:50] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:17:50] [INFO ] Deduced a trap composed of 19 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:51] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (OVERLAPS) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Real declared 454/454 variables, and 307 constraints, problems are : Problem set: 0 solved, 216 unsolved in 14133 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 33/33 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 33/70 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:57] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:17:57] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:17:58] [INFO ] Deduced a trap composed of 22 places in 27 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/526 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:17:59] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 12 places in 60 ms of which 2 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 9 places in 58 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:18:00] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:18:01] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:18:01] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:18:01] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:18:01] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:18:02] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:18:02] [INFO ] Deduced a trap composed of 30 places in 63 ms of which 1 ms to minimize.
[2024-05-28 20:18:02] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:18:02] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2024-05-28 20:18:02] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:18:03] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 18/544 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:18:06] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:18:06] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 2/546 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:18:08] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 1 ms to minimize.
[2024-05-28 20:18:09] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 2/548 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:18:12] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:18:12] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:18:12] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:18:12] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 4/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (OVERLAPS) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Int declared 454/454 variables, and 552 constraints, problems are : Problem set: 0 solved, 216 unsolved in 29627 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 62/62 constraints]
After SMT, in 43777ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 43781ms
Starting structural reductions in LTL mode, iteration 1 : 237/245 places, 217/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44018 ms. Remains : 237/245 places, 217/225 transitions.
Stuttering acceptance computed with spot in 104 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-06 finished in 44147 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 (G(!p0)||(!p0&&G(p1)))) U (G(!p0)||((!p0 U (G(!p0)||(!p0&&G(p1))))&&(G((p2||F(p3)))||(F(p2)&&(p2||F(p3))))))))'
Support contains 4 out of 245 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 0 with 51 rules applied. Total rules applied 51 place count 244 transition count 173
Reduce places removed 51 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 53 rules applied. Total rules applied 104 place count 193 transition count 171
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 105 place count 192 transition count 171
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 29 Pre rules applied. Total rules applied 105 place count 192 transition count 142
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 163 place count 163 transition count 142
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 166 place count 160 transition count 139
Iterating global reduction 3 with 3 rules applied. Total rules applied 169 place count 160 transition count 139
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 169 place count 160 transition count 138
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 171 place count 159 transition count 138
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 3 with 128 rules applied. Total rules applied 299 place count 95 transition count 74
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 319 place count 85 transition count 80
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 321 place count 83 transition count 78
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 322 place count 82 transition count 78
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 322 place count 82 transition count 77
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 324 place count 81 transition count 77
Applied a total of 324 rules in 37 ms. Remains 81 /245 variables (removed 164) and now considering 77/225 (removed 148) transitions.
// Phase 1: matrix 77 rows 81 cols
[2024-05-28 20:18:26] [INFO ] Computed 36 invariants in 2 ms
[2024-05-28 20:18:26] [INFO ] Implicit Places using invariants in 59 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 80/245 places, 77/225 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 79 transition count 76
Applied a total of 2 rules in 4 ms. Remains 79 /80 variables (removed 1) and now considering 76/77 (removed 1) transitions.
// Phase 1: matrix 76 rows 79 cols
[2024-05-28 20:18:26] [INFO ] Computed 35 invariants in 1 ms
[2024-05-28 20:18:26] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-28 20:18:26] [INFO ] Invariant cache hit.
[2024-05-28 20:18:26] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-28 20:18:26] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 79/245 places, 76/225 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 234 ms. Remains : 79/245 places, 76/225 transitions.
Stuttering acceptance computed with spot in 524 ms :[p0, true, (AND p0 (NOT p3)), (AND p0 (NOT p2) (NOT p3)), p0, (AND p0 (NOT p1)), (NOT p3), (AND p0 (NOT p3)), (AND (NOT p3) p0 (NOT p1)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p1), (AND (NOT p3) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-07
Product exploration explored 100000 steps with 2 reset in 287 ms.
Product exploration explored 100000 steps with 1 reset in 309 ms.
Computed a total of 5 stabilizing places and 4 stable transitions
Computed a total of 5 stabilizing places and 4 stable transitions
Detected a total of 5/79 stabilizing places and 4/76 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p2 p3 p1), (X p2), (X (NOT (AND p0 (NOT p2) (NOT p3)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p2 (NOT p3) (NOT p1)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 (NOT p3) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p3) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3) p1)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p3) p1)))), (F (OR (G p3) (G (NOT p3)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p2 (NOT p3) p1)), (X (NOT (AND (NOT p0) p2 (NOT p3) p1))), (X p1), (X (NOT p1)), (X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p3) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 27 factoid took 1718 ms. Reduced automaton from 13 states, 35 edges and 4 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 237 ms :[true, (NOT p1), (AND (NOT p1) p0), p0]
RANDOM walk for 40000 steps (8 resets) in 554 ms. (72 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 295 ms. (135 steps per ms) remains 1/1 properties
[2024-05-28 20:18:29] [INFO ] Invariant cache hit.
[2024-05-28 20:18:29] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 23/39 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/75 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 3/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/76 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/76 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/76 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/78 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/78 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 53/131 variables, 28/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/131 variables, 11/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/131 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/133 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/133 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/133 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 4/137 variables, 2/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/137 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 24 (OVERLAPS) 14/151 variables, 12/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/151 variables, 3/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/151 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/151 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 2/153 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/153 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 1/154 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/154 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 1/155 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/155 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 0/155 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 155/155 variables, and 119 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 79/79 constraints, ReadFeed: 5/5 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 23/39 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/75 variables, 18/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 3/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/75 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/76 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/76 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/76 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/78 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/78 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 53/131 variables, 28/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/131 variables, 11/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/131 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/133 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/133 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/133 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 4/137 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/137 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 14/151 variables, 12/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/151 variables, 3/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/151 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/151 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 2/153 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/153 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 1/154 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/154 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 1/155 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/155 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 0/155 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 155/155 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 79/79 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 218ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 244 steps, including 111 resets, run visited all 1 properties in 2 ms. (steps per millisecond=122 )
Parikh walk visited 1 properties in 7 ms.
Knowledge obtained : [(AND (NOT p0) p2 p3 p1), (X p2), (X (NOT (AND p0 (NOT p2) (NOT p3)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p2 (NOT p3) (NOT p1)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p0 (NOT p3) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p3) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3) p1)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p3) p1)))), (F (OR (G p3) (G (NOT p3)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p2 (NOT p3) p1)), (X (NOT (AND (NOT p0) p2 (NOT p3) p1))), (X p1), (X (NOT p1)), (X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p1))))), (X (X (AND (NOT p0) p2 (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p3) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p0), (F (NOT (AND (NOT p0) p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR (NOT p0) p1)))
Knowledge based reduction with 27 factoid took 1967 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-004B-LTLFireability-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-004B-LTLFireability-07 finished in 5826 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)))) U X(p2)))'
Support contains 3 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 239 transition count 219
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 239 transition count 219
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 238 transition count 218
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 238 transition count 218
Applied a total of 14 rules in 13 ms. Remains 238 /245 variables (removed 7) and now considering 218/225 (removed 7) transitions.
// Phase 1: matrix 218 rows 238 cols
[2024-05-28 20:18:31] [INFO ] Computed 37 invariants in 2 ms
[2024-05-28 20:18:32] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-05-28 20:18:32] [INFO ] Invariant cache hit.
[2024-05-28 20:18:32] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2024-05-28 20:18:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:18:34] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 0 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 14 places in 23 ms of which 1 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 22 places in 37 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 17 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:18:35] [INFO ] Deduced a trap composed of 17 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 0 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 25 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 0 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 0 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 0 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:18:36] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 13/70 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:38] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/309 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:41] [INFO ] Deduced a trap composed of 22 places in 23 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:42] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:18:42] [INFO ] Deduced a trap composed of 18 places in 23 ms of which 0 ms to minimize.
[2024-05-28 20:18:42] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 3/313 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:44] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:18:44] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 0 ms to minimize.
[2024-05-28 20:18:44] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:18:44] [INFO ] Deduced a trap composed of 23 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:18:44] [INFO ] Deduced a trap composed of 19 places in 22 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 5/318 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:47] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:48] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 0 ms to minimize.
[2024-05-28 20:18:48] [INFO ] Deduced a trap composed of 20 places in 22 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 2/321 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:49] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/456 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 14 (OVERLAPS) 0/456 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 322 constraints, problems are : Problem set: 0 solved, 217 unsolved in 22345 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 47/47 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 47/84 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 218/456 variables, 238/322 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/456 variables, 217/539 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:18:57] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:18:57] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:18:57] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:18:57] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:18:58] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:18:58] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 2 ms to minimize.
[2024-05-28 20:18:58] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:18:59] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 8/547 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:19:01] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 1 ms to minimize.
[2024-05-28 20:19:01] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 1 ms to minimize.
[2024-05-28 20:19:02] [INFO ] Deduced a trap composed of 26 places in 62 ms of which 2 ms to minimize.
[2024-05-28 20:19:02] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 2 ms to minimize.
[2024-05-28 20:19:02] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 2 ms to minimize.
[2024-05-28 20:19:03] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 6/553 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:19:05] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 1 ms to minimize.
[2024-05-28 20:19:06] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 2/555 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:19:14] [INFO ] Deduced a trap composed of 22 places in 69 ms of which 2 ms to minimize.
[2024-05-28 20:19:14] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 2 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/456 variables, 2/557 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:19:18] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 1 ms to minimize.
[2024-05-28 20:19:18] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 2/559 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:19:21] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 1/560 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 560 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 68/68 constraints]
After SMT, in 52387ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 52392ms
Starting structural reductions in LTL mode, iteration 1 : 238/245 places, 218/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52658 ms. Remains : 238/245 places, 218/225 transitions.
Stuttering acceptance computed with spot in 216 ms :[(NOT p2), (AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-08
Product exploration explored 100000 steps with 2 reset in 182 ms.
Product exploration explored 100000 steps with 0 reset in 407 ms.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Detected a total of 62/238 stabilizing places and 62/218 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p2))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 229 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 8 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 302 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
RANDOM walk for 40000 steps (8 resets) in 237 ms. (168 steps per ms) remains 3/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 91 ms. (434 steps per ms) remains 1/3 properties
[2024-05-28 20:19:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 61/64 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 174/238 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 0 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/456 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 281 constraints, problems are : Problem set: 0 solved, 1 unsolved in 415 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 61/64 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 174/238 variables, 29/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 13 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 2 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:19:26] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 7/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 218/456 variables, 238/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:27] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:19:27] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 2/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/456 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 456/456 variables, and 291 constraints, problems are : Problem set: 0 solved, 1 unsolved in 585 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 15/15 constraints]
After SMT, in 1013ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 3 out of 238 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 238/238 places, 218/218 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 46 place count 238 transition count 172
Reduce places removed 46 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 47 rules applied. Total rules applied 93 place count 192 transition count 171
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 94 place count 191 transition count 171
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 32 Pre rules applied. Total rules applied 94 place count 191 transition count 139
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 158 place count 159 transition count 139
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 3 with 130 rules applied. Total rules applied 288 place count 94 transition count 74
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 289 place count 94 transition count 73
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 4 with 2 rules applied. Total rules applied 291 place count 93 transition count 72
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 313 place count 82 transition count 79
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 314 place count 82 transition count 78
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 318 place count 82 transition count 78
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 319 place count 81 transition count 77
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 321 place count 79 transition count 77
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 321 place count 79 transition count 76
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 323 place count 78 transition count 76
Applied a total of 323 rules in 33 ms. Remains 78 /238 variables (removed 160) and now considering 76/218 (removed 142) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 78/238 places, 76/218 transitions.
RANDOM walk for 40000 steps (8 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1621787 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1621787 steps, saw 911831 distinct states, run finished after 3006 ms. (steps per millisecond=539 ) properties seen :0
// Phase 1: matrix 76 rows 78 cols
[2024-05-28 20:19:30] [INFO ] Computed 35 invariants in 2 ms
[2024-05-28 20:19:30] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:30] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 44/127 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/128 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/130 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/130 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 16/146 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/146 variables, 3/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/146 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/146 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1/147 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/147 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/147 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1/148 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/148 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/148 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 6/154 variables, 4/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/154 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/154 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/154 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 122 constraints, problems are : Problem set: 0 solved, 1 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 78/78 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 44/127 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 12/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/127 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/128 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/130 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/130 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 16/146 variables, 10/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/146 variables, 3/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/146 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/146 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/147 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/147 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/147 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/148 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/148 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/148 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 6/154 variables, 4/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/154 variables, 2/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/154 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/154 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 123 constraints, problems are : Problem set: 0 solved, 1 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 78/78 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 215ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 76/76 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 78/78 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 76/76 transitions.
Applied a total of 0 rules in 2 ms. Remains 78 /78 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2024-05-28 20:19:30] [INFO ] Invariant cache hit.
[2024-05-28 20:19:30] [INFO ] Implicit Places using invariants in 54 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 77/78 places, 76/76 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 76 transition count 75
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 76 transition count 75
Applied a total of 2 rules in 3 ms. Remains 76 /77 variables (removed 1) and now considering 75/76 (removed 1) transitions.
// Phase 1: matrix 75 rows 76 cols
[2024-05-28 20:19:30] [INFO ] Computed 34 invariants in 0 ms
[2024-05-28 20:19:30] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-28 20:19:30] [INFO ] Invariant cache hit.
[2024-05-28 20:19:30] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-28 20:19:30] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 76/78 places, 75/76 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 185 ms. Remains : 76/78 places, 75/76 transitions.
RANDOM walk for 40000 steps (8 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1677234 steps, run timeout after 3022 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1677234 steps, saw 957212 distinct states, run finished after 3023 ms. (steps per millisecond=554 ) properties seen :0
[2024-05-28 20:19:33] [INFO ] Invariant cache hit.
[2024-05-28 20:19:33] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:33] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 44/127 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/128 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/130 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/130 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 15/145 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/145 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/145 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/151 variables, 4/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/151 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 151/151 variables, and 118 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:33] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/83 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 7/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/83 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 44/127 variables, 26/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/127 variables, 12/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/127 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/128 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/128 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/128 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/130 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/130 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 15/145 variables, 10/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/145 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/145 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/151 variables, 4/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/151 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 151/151 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 214ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-05-28 20:19:33] [INFO ] Invariant cache hit.
[2024-05-28 20:19:34] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-28 20:19:34] [INFO ] Invariant cache hit.
[2024-05-28 20:19:34] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-28 20:19:34] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
[2024-05-28 20:19:34] [INFO ] Redundant transitions in 1 ms returned []
Running 70 sub problems to find dead transitions.
[2024-05-28 20:19:34] [INFO ] Invariant cache hit.
[2024-05-28 20:19:34] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 70 unsolved
[2024-05-28 20:19:34] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 0 ms to minimize.
[2024-05-28 20:19:34] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 1 ms to minimize.
[2024-05-28 20:19:34] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:19:34] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (OVERLAPS) 75/151 variables, 76/114 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 7/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/151 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/151 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 151/151 variables, and 121 constraints, problems are : Problem set: 0 solved, 70 unsolved in 1150 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 70 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 13/36 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (OVERLAPS) 75/151 variables, 76/114 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/151 variables, 7/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/151 variables, 70/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/151 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 10 (OVERLAPS) 0/151 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Int declared 151/151 variables, and 191 constraints, problems are : Problem set: 0 solved, 70 unsolved in 1061 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 4/4 constraints]
After SMT, in 2226ms problems are : Problem set: 0 solved, 70 unsolved
Search for dead transitions found 0 dead transitions in 2227ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2365 ms. Remains : 76/76 places, 75/75 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 14 times.
Drop transitions (Partial Free agglomeration) removed 14 transitions
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 76 transition count 75
Applied a total of 14 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 75 rows 76 cols
[2024-05-28 20:19:36] [INFO ] Computed 34 invariants in 0 ms
[2024-05-28 20:19:36] [INFO ] [Real]Absence check using 34 positive place invariants in 3 ms returned sat
[2024-05-28 20:19:36] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 20:19:36] [INFO ] [Nat]Absence check using 34 positive place invariants in 4 ms returned sat
[2024-05-28 20:19:36] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 20:19:36] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-05-28 20:19:36] [INFO ] After 5ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-28 20:19:36] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-28 20:19:36] [INFO ] After 79ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 150 ms.
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p2))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT (OR (NOT p2) (NOT p0) (NOT p1)))), (F (NOT p0)), (F (NOT p1)), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F p2), (F (NOT (OR p2 p0))), (F (NOT (OR (NOT p2) p0 (NOT p1))))]
Knowledge based reduction with 12 factoid took 721 ms. Reduced automaton from 8 states, 21 edges and 3 AP (stutter insensitive) to 8 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 352 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
Stuttering acceptance computed with spot in 325 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
// Phase 1: matrix 218 rows 238 cols
[2024-05-28 20:19:37] [INFO ] Computed 37 invariants in 3 ms
[2024-05-28 20:19:37] [INFO ] [Real]Absence check using 37 positive place invariants in 8 ms returned sat
[2024-05-28 20:19:38] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2024-05-28 20:19:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 20:19:38] [INFO ] [Nat]Absence check using 37 positive place invariants in 8 ms returned sat
[2024-05-28 20:19:38] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2024-05-28 20:19:38] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:19:38] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:19:38] [INFO ] Deduced a trap composed of 22 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:19:38] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 0 ms to minimize.
[2024-05-28 20:19:38] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 189 ms
[2024-05-28 20:19:38] [INFO ] Computed and/alt/rep : 217/327/217 causal constraints (skipped 0 transitions) in 13 ms.
[2024-05-28 20:19:39] [INFO ] Added : 210 causal constraints over 42 iterations in 777 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 238 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 238/238 places, 218/218 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 46 place count 237 transition count 171
Reduce places removed 46 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 47 rules applied. Total rules applied 93 place count 191 transition count 170
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 94 place count 190 transition count 170
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 32 Pre rules applied. Total rules applied 94 place count 190 transition count 138
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 158 place count 158 transition count 138
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 3 with 126 rules applied. Total rules applied 284 place count 95 transition count 75
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 285 place count 95 transition count 74
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 4 with 2 rules applied. Total rules applied 287 place count 94 transition count 73
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 309 place count 83 transition count 80
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 311 place count 81 transition count 78
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 313 place count 79 transition count 78
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 313 place count 79 transition count 77
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 315 place count 78 transition count 77
Applied a total of 315 rules in 23 ms. Remains 78 /238 variables (removed 160) and now considering 77/218 (removed 141) transitions.
// Phase 1: matrix 77 rows 78 cols
[2024-05-28 20:19:39] [INFO ] Computed 35 invariants in 1 ms
[2024-05-28 20:19:39] [INFO ] Implicit Places using invariants in 51 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/238 places, 77/218 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 76 transition count 76
Applied a total of 2 rules in 3 ms. Remains 76 /77 variables (removed 1) and now considering 76/77 (removed 1) transitions.
// Phase 1: matrix 76 rows 76 cols
[2024-05-28 20:19:39] [INFO ] Computed 34 invariants in 0 ms
[2024-05-28 20:19:39] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-28 20:19:39] [INFO ] Invariant cache hit.
[2024-05-28 20:19:39] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-28 20:19:39] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 76/238 places, 76/218 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 198 ms. Remains : 76/238 places, 76/218 transitions.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/76 stabilizing places and 4/76 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND p2 (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p2 p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p2 p0 p1)), (X (NOT (AND p2 p0 p1))), (X (NOT p2)), (X p2), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p2 p0 p1))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (X (X (AND p2 (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0) p1))))]
Knowledge based reduction with 10 factoid took 1424 ms. Reduced automaton from 8 states, 21 edges and 3 AP (stutter insensitive) to 8 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 366 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
RANDOM walk for 40000 steps (8 resets) in 118 ms. (336 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
[2024-05-28 20:19:41] [INFO ] Invariant cache hit.
[2024-05-28 20:19:41] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:41] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 44/127 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/128 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/130 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/130 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 15/145 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/145 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/145 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/151 variables, 4/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/151 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 151/152 variables, and 118 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:41] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/83 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 7/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/83 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 44/127 variables, 26/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/127 variables, 12/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/127 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/128 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/128 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/128 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/130 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/130 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 15/145 variables, 10/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/145 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/145 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/151 variables, 4/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/151 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 151/152 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 228ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 76/76 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 76 transition count 75
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 3 place count 76 transition count 75
Applied a total of 3 rules in 6 ms. Remains 76 /76 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 76/76 places, 75/76 transitions.
RANDOM walk for 40000 steps (8 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643126 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643126 steps, saw 941084 distinct states, run finished after 3002 ms. (steps per millisecond=547 ) properties seen :0
// Phase 1: matrix 75 rows 76 cols
[2024-05-28 20:19:44] [INFO ] Computed 34 invariants in 2 ms
[2024-05-28 20:19:44] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:44] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 44/127 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/128 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/130 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/130 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 15/145 variables, 10/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/145 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/145 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/151 variables, 4/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/151 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/151 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 151/151 variables, and 118 constraints, problems are : Problem set: 0 solved, 1 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/35 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/83 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 44/127 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 12/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/127 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/128 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/128 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 20:19:44] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/128 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/128 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/130 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/130 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 15/145 variables, 10/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/145 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/145 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/151 variables, 4/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/151 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/151 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 151/151 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 245ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 76/76 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2024-05-28 20:19:44] [INFO ] Invariant cache hit.
[2024-05-28 20:19:45] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-28 20:19:45] [INFO ] Invariant cache hit.
[2024-05-28 20:19:45] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-28 20:19:45] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
[2024-05-28 20:19:45] [INFO ] Redundant transitions in 1 ms returned []
Running 70 sub problems to find dead transitions.
[2024-05-28 20:19:45] [INFO ] Invariant cache hit.
[2024-05-28 20:19:45] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 13/34 constraints. Problems are: Problem set: 0 solved, 70 unsolved
[2024-05-28 20:19:45] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 1 ms to minimize.
[2024-05-28 20:19:45] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:19:45] [INFO ] Deduced a trap composed of 5 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:19:45] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (OVERLAPS) 75/151 variables, 76/114 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 7/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/151 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/151 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 151/151 variables, and 121 constraints, problems are : Problem set: 0 solved, 70 unsolved in 1152 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 70 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (OVERLAPS) 2/76 variables, 13/36 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (OVERLAPS) 75/151 variables, 76/114 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/151 variables, 7/121 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/151 variables, 70/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/151 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 10 (OVERLAPS) 0/151 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Int declared 151/151 variables, and 191 constraints, problems are : Problem set: 0 solved, 70 unsolved in 1061 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, State Equation: 76/76 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 4/4 constraints]
After SMT, in 2229ms problems are : Problem set: 0 solved, 70 unsolved
Search for dead transitions found 0 dead transitions in 2231ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2384 ms. Remains : 76/76 places, 75/75 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 14 times.
Drop transitions (Partial Free agglomeration) removed 14 transitions
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 76 transition count 75
Applied a total of 14 rules in 7 ms. Remains 76 /76 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 75 rows 76 cols
[2024-05-28 20:19:47] [INFO ] Computed 34 invariants in 2 ms
[2024-05-28 20:19:47] [INFO ] [Real]Absence check using 34 positive place invariants in 6 ms returned sat
[2024-05-28 20:19:47] [INFO ] After 57ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 20:19:47] [INFO ] [Nat]Absence check using 34 positive place invariants in 5 ms returned sat
[2024-05-28 20:19:47] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 20:19:47] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-05-28 20:19:47] [INFO ] After 5ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-28 20:19:47] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-28 20:19:47] [INFO ] After 79ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 148 ms.
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND p2 (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p2 p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p2 p0 p1)), (X (NOT (AND p2 p0 p1))), (X (NOT p2)), (X p2), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p2 p0 p1))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (X (X (AND p2 (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0) p1)))), (F (NOT (OR p0 (NOT p1) (NOT p2)))), (F (NOT p0)), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2)))), (F (NOT (OR p0 p2))), (F p2), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT p1))]
Knowledge based reduction with 10 factoid took 2031 ms. Reduced automaton from 8 states, 21 edges and 3 AP (stutter insensitive) to 8 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 335 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
Stuttering acceptance computed with spot in 341 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
// Phase 1: matrix 76 rows 76 cols
[2024-05-28 20:19:50] [INFO ] Computed 34 invariants in 2 ms
[2024-05-28 20:19:50] [INFO ] [Real]Absence check using 34 positive place invariants in 4 ms returned sat
[2024-05-28 20:19:50] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-28 20:19:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 20:19:50] [INFO ] [Nat]Absence check using 34 positive place invariants in 5 ms returned sat
[2024-05-28 20:19:50] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-28 20:19:50] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-28 20:19:50] [INFO ] [Nat]Added 7 Read/Feed constraints in 1 ms returned sat
[2024-05-28 20:19:50] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 1 ms to minimize.
[2024-05-28 20:19:50] [INFO ] Deduced a trap composed of 5 places in 20 ms of which 1 ms to minimize.
[2024-05-28 20:19:50] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-28 20:19:50] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 82 ms
[2024-05-28 20:19:50] [INFO ] Computed and/alt/rep : 70/162/70 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-28 20:19:50] [INFO ] Added : 49 causal constraints over 10 iterations in 77 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 381 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p0)), false, false, false, false]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-08 finished in 78972 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||X(F(p1))))))'
Support contains 3 out of 245 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 244 transition count 174
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 52 rules applied. Total rules applied 102 place count 194 transition count 172
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 3 rules applied. Total rules applied 105 place count 193 transition count 170
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 107 place count 191 transition count 170
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 29 Pre rules applied. Total rules applied 107 place count 191 transition count 141
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 4 with 58 rules applied. Total rules applied 165 place count 162 transition count 141
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 168 place count 159 transition count 138
Iterating global reduction 4 with 3 rules applied. Total rules applied 171 place count 159 transition count 138
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 171 place count 159 transition count 137
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 173 place count 158 transition count 137
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 309 place count 90 transition count 69
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 4 with 20 rules applied. Total rules applied 329 place count 80 transition count 75
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 331 place count 78 transition count 73
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 333 place count 76 transition count 73
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 333 place count 76 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 335 place count 75 transition count 72
Applied a total of 335 rules in 24 ms. Remains 75 /245 variables (removed 170) and now considering 72/225 (removed 153) transitions.
// Phase 1: matrix 72 rows 75 cols
[2024-05-28 20:19:50] [INFO ] Computed 35 invariants in 1 ms
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants in 57 ms returned [64]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/245 places, 72/225 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 73 transition count 71
Applied a total of 2 rules in 2 ms. Remains 73 /74 variables (removed 1) and now considering 71/72 (removed 1) transitions.
// Phase 1: matrix 71 rows 73 cols
[2024-05-28 20:19:51] [INFO ] Computed 34 invariants in 1 ms
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-28 20:19:51] [INFO ] Invariant cache hit.
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 73/245 places, 71/225 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 201 ms. Remains : 73/245 places, 71/225 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-09
Stuttering criterion allowed to conclude after 137 steps with 1 reset in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-09 finished in 297 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 245 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 244 transition count 171
Reduce places removed 53 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 55 rules applied. Total rules applied 108 place count 191 transition count 169
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 109 place count 190 transition count 169
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 29 Pre rules applied. Total rules applied 109 place count 190 transition count 140
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 167 place count 161 transition count 140
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 170 place count 158 transition count 137
Iterating global reduction 3 with 3 rules applied. Total rules applied 173 place count 158 transition count 137
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 173 place count 158 transition count 136
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 175 place count 157 transition count 136
Performed 67 Post agglomeration using F-continuation condition.Transition count delta: 67
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 3 with 134 rules applied. Total rules applied 309 place count 90 transition count 69
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 331 place count 79 transition count 76
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 333 place count 77 transition count 74
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 335 place count 75 transition count 74
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 335 place count 75 transition count 73
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 337 place count 74 transition count 73
Applied a total of 337 rules in 23 ms. Remains 74 /245 variables (removed 171) and now considering 73/225 (removed 152) transitions.
// Phase 1: matrix 73 rows 74 cols
[2024-05-28 20:19:51] [INFO ] Computed 35 invariants in 2 ms
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants in 52 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/245 places, 73/225 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 72 transition count 72
Applied a total of 2 rules in 2 ms. Remains 72 /73 variables (removed 1) and now considering 72/73 (removed 1) transitions.
// Phase 1: matrix 72 rows 72 cols
[2024-05-28 20:19:51] [INFO ] Computed 34 invariants in 1 ms
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-28 20:19:51] [INFO ] Invariant cache hit.
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 72/245 places, 72/225 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 201 ms. Remains : 72/245 places, 72/225 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-12 finished in 248 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(p0))&&G(p1)))))'
Support contains 3 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 238 transition count 218
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 238 transition count 218
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 237 transition count 217
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 237 transition count 217
Applied a total of 16 rules in 12 ms. Remains 237 /245 variables (removed 8) and now considering 217/225 (removed 8) transitions.
// Phase 1: matrix 217 rows 237 cols
[2024-05-28 20:19:51] [INFO ] Computed 37 invariants in 2 ms
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-28 20:19:51] [INFO ] Invariant cache hit.
[2024-05-28 20:19:51] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2024-05-28 20:19:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 2 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 12 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:19:53] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 0 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 13 places in 19 ms of which 0 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 14 places in 21 ms of which 0 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 0 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 17 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:19:54] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 15 places in 19 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:19:55] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 0 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:19:57] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/304 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:00] [INFO ] Deduced a trap composed of 23 places in 32 ms of which 0 ms to minimize.
[2024-05-28 20:20:00] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:01] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (OVERLAPS) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Real declared 454/454 variables, and 307 constraints, problems are : Problem set: 0 solved, 216 unsolved in 14343 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 33/33 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 33/70 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:07] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 0 ms to minimize.
[2024-05-28 20:20:07] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:20:07] [INFO ] Deduced a trap composed of 22 places in 21 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/526 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:09] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 1 ms to minimize.
[2024-05-28 20:20:09] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 2 ms to minimize.
[2024-05-28 20:20:09] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 2 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 2 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 2 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 21 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:20:10] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 1 ms to minimize.
[2024-05-28 20:20:11] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:20:11] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:20:11] [INFO ] Deduced a trap composed of 21 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:20:11] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:20:12] [INFO ] Deduced a trap composed of 30 places in 65 ms of which 2 ms to minimize.
[2024-05-28 20:20:12] [INFO ] Deduced a trap composed of 24 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:20:12] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 1 ms to minimize.
[2024-05-28 20:20:12] [INFO ] Deduced a trap composed of 23 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:20:12] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 18/544 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:15] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
[2024-05-28 20:20:16] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 2/546 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:18] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 1 ms to minimize.
[2024-05-28 20:20:19] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 2/548 constraints. Problems are: Problem set: 0 solved, 216 unsolved
[2024-05-28 20:20:22] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-28 20:20:22] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:20:22] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 2 ms to minimize.
[2024-05-28 20:20:22] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 4/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (OVERLAPS) 0/454 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 216 unsolved
No progress, stopping.
After SMT solving in domain Int declared 454/454 variables, and 552 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 62/62 constraints]
After SMT, in 44371ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 44374ms
Starting structural reductions in LTL mode, iteration 1 : 237/245 places, 217/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44610 ms. Remains : 237/245 places, 217/225 transitions.
Stuttering acceptance computed with spot in 211 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-13
Entered a terminal (fully accepting) state of product in 26 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-13 finished in 44847 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 2 out of 245 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 244 transition count 171
Reduce places removed 53 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 55 rules applied. Total rules applied 108 place count 191 transition count 169
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 109 place count 190 transition count 169
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 27 Pre rules applied. Total rules applied 109 place count 190 transition count 142
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 3 with 54 rules applied. Total rules applied 163 place count 163 transition count 142
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 166 place count 160 transition count 139
Iterating global reduction 3 with 3 rules applied. Total rules applied 169 place count 160 transition count 139
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 169 place count 160 transition count 138
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 171 place count 159 transition count 138
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: 66
Deduced a syphon composed of 66 places in 0 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 3 with 132 rules applied. Total rules applied 303 place count 93 transition count 72
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 325 place count 82 transition count 79
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 327 place count 80 transition count 77
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 328 place count 79 transition count 77
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 328 place count 79 transition count 76
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 330 place count 78 transition count 76
Applied a total of 330 rules in 21 ms. Remains 78 /245 variables (removed 167) and now considering 76/225 (removed 149) transitions.
// Phase 1: matrix 76 rows 78 cols
[2024-05-28 20:20:36] [INFO ] Computed 36 invariants in 2 ms
[2024-05-28 20:20:36] [INFO ] Implicit Places using invariants in 55 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 56 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/245 places, 76/225 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 76 transition count 75
Applied a total of 2 rules in 2 ms. Remains 76 /77 variables (removed 1) and now considering 75/76 (removed 1) transitions.
// Phase 1: matrix 75 rows 76 cols
[2024-05-28 20:20:36] [INFO ] Computed 35 invariants in 1 ms
[2024-05-28 20:20:36] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-28 20:20:36] [INFO ] Invariant cache hit.
[2024-05-28 20:20:36] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 76/245 places, 75/225 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 197 ms. Remains : 76/245 places, 75/225 transitions.
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 239 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004B-LTLFireability-14 finished in 497 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)&&F(p1)&&X(p2))))'
Support contains 3 out of 245 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 245/245 places, 225/225 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 239 transition count 219
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 239 transition count 219
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 238 transition count 218
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 238 transition count 218
Applied a total of 14 rules in 11 ms. Remains 238 /245 variables (removed 7) and now considering 218/225 (removed 7) transitions.
// Phase 1: matrix 218 rows 238 cols
[2024-05-28 20:20:36] [INFO ] Computed 37 invariants in 2 ms
[2024-05-28 20:20:36] [INFO ] Implicit Places using invariants in 75 ms returned []
[2024-05-28 20:20:36] [INFO ] Invariant cache hit.
[2024-05-28 20:20:37] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 229 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2024-05-28 20:20:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 0 ms to minimize.
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 12 places in 24 ms of which 0 ms to minimize.
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 1 ms to minimize.
[2024-05-28 20:20:38] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 0 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 0 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 0 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 0 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 1 ms to minimize.
[2024-05-28 20:20:39] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 0 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 0 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 1 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 0 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 1 ms to minimize.
[2024-05-28 20:20:40] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 1 ms to minimize.
[2024-05-28 20:20:41] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:20:41] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:42] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 1 ms to minimize.
[2024-05-28 20:20:42] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/307 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:46] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 0 ms to minimize.
[2024-05-28 20:20:47] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 1 ms to minimize.
[2024-05-28 20:20:47] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/456 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:47] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:50] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:51] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 1 ms to minimize.
[2024-05-28 20:20:52] [INFO ] Deduced a trap composed of 20 places in 21 ms of which 0 ms to minimize.
[2024-05-28 20:20:52] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 3/315 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:20:56] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 0 ms to minimize.
[2024-05-28 20:20:56] [INFO ] Deduced a trap composed of 20 places in 24 ms of which 1 ms to minimize.
[2024-05-28 20:20:56] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/456 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/456 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 15 (OVERLAPS) 0/456 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 318 constraints, problems are : Problem set: 0 solved, 217 unsolved in 23784 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 43/43 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 43/80 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 218/456 variables, 238/318 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/456 variables, 217/535 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:21:03] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:21:03] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 1 ms to minimize.
[2024-05-28 20:21:03] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 1 ms to minimize.
[2024-05-28 20:21:04] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 2 ms to minimize.
[2024-05-28 20:21:04] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 2 ms to minimize.
[2024-05-28 20:21:04] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 2 ms to minimize.
[2024-05-28 20:21:04] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-28 20:21:04] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:21:05] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 1 ms to minimize.
[2024-05-28 20:21:05] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 1 ms to minimize.
[2024-05-28 20:21:05] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-28 20:21:05] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
[2024-05-28 20:21:05] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 1 ms to minimize.
[2024-05-28 20:21:06] [INFO ] Deduced a trap composed of 23 places in 57 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 14/549 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:21:09] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 1 ms to minimize.
[2024-05-28 20:21:09] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 2/551 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:21:12] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 2 ms to minimize.
[2024-05-28 20:21:13] [INFO ] Deduced a trap composed of 21 places in 56 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 2/553 constraints. Problems are: Problem set: 0 solved, 217 unsolved
[2024-05-28 20:21:16] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
[2024-05-28 20:21:17] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 2 ms to minimize.
[2024-05-28 20:21:17] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
[2024-05-28 20:21:17] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 4/557 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 0/557 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (OVERLAPS) 0/456 variables, 0/557 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Int declared 456/456 variables, and 557 constraints, problems are : Problem set: 0 solved, 217 unsolved in 28046 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 65/65 constraints]
After SMT, in 51855ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 51858ms
Starting structural reductions in LTL mode, iteration 1 : 238/245 places, 218/225 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52099 ms. Remains : 238/245 places, 218/225 transitions.
Stuttering acceptance computed with spot in 265 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), true]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLFireability-15
Product exploration explored 100000 steps with 33333 reset in 161 ms.
Product exploration explored 100000 steps with 33333 reset in 125 ms.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Detected a total of 62/238 stabilizing places and 62/218 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X p1), (X (X p0)), (X (X p2)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 17 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-004B-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-004B-LTLFireability-15 finished in 52695 ms.
All properties solved by simple procedures.
Total runtime 476268 ms.

BK_STOP 1716927689577

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ShieldIIPt-PT-004B"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is ShieldIIPt-PT-004B, 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 r356-tall-171683760600236"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-004B.tgz
mv ShieldIIPt-PT-004B 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 ;