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.r528-tall-171683761600692.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 ltsminxred
Input is ShieldPPPt-PT-100A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683761600692
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 19 16:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 14:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Apr 11 14:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Apr 11 14:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 11 14:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 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 685K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-100A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717260792097

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-100A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:53:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 16:53:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:53:13] [INFO ] Load time of PNML (sax parser for PT used): 193 ms
[2024-06-01 16:53:13] [INFO ] Transformed 2503 places.
[2024-06-01 16:53:13] [INFO ] Transformed 1803 transitions.
[2024-06-01 16:53:13] [INFO ] Found NUPN structural information;
[2024-06-01 16:53:13] [INFO ] Parsed PT model containing 2503 places and 1803 transitions and 7206 arcs in 398 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-100A-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-100A-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 238 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 16:53:14] [INFO ] Computed 1101 invariants in 22 ms
[2024-06-01 16:53:15] [INFO ] Implicit Places using invariants in 1691 ms returned []
[2024-06-01 16:53:15] [INFO ] Invariant cache hit.
[2024-06-01 16:53:19] [INFO ] Implicit Places using invariants and state equation in 3209 ms returned []
Implicit Place search using SMT with State Equation took 4927 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 16:53:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30066 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30031 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 61213ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 61271ms
Finished structural reductions in LTL mode , in 1 iterations and 66476 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Support contains 54 out of 2503 places after structural reductions.
[2024-06-01 16:54:20] [INFO ] Flatten gal took : 315 ms
[2024-06-01 16:54:21] [INFO ] Flatten gal took : 153 ms
[2024-06-01 16:54:21] [INFO ] Input system was already deterministic with 1802 transitions.
RANDOM walk for 40000 steps (8 resets) in 2806 ms. (14 steps per ms) remains 24/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 157 ms. (25 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 130 ms. (30 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 230 ms. (17 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 111 ms. (35 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 86 ms. (46 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (8 resets) in 59 ms. (66 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 73 ms. (54 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 72 ms. (54 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 62 ms. (63 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 86 ms. (46 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 78 ms. (50 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 82 ms. (48 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 80 ms. (49 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 163 ms. (24 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 24/24 properties
[2024-06-01 16:54:23] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 69/114 variables, 48/93 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 69/162 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (OVERLAPS) 2389/2503 variables, 1053/1215 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2389/3604 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 24 unsolved in 4938 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 45/45 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 69/114 variables, 48/93 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 69/162 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (OVERLAPS) 2389/2503 variables, 1053/1215 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2389/3604 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 24/6131 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6131 constraints, problems are : Problem set: 0 solved, 24 unsolved in 5034 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints]
After SMT, in 10024ms problems are : Problem set: 0 solved, 24 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 45 out of 2503 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Partial Free-agglomeration rule applied 392 times.
Drop transitions (Partial Free agglomeration) removed 392 transitions
Iterating global reduction 0 with 392 rules applied. Total rules applied 396 place count 2501 transition count 1800
Applied a total of 396 rules in 486 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 486 ms. Remains : 2501/2503 places, 1800/1802 transitions.
RANDOM walk for 40000 steps (8 resets) in 1679 ms. (23 steps per ms) remains 20/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 64 ms. (61 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 54 ms. (72 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (8 resets) in 53 ms. (74 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 90 ms. (43 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 54 ms. (72 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 16:54:34] [INFO ] Computed 1101 invariants in 12 ms
[2024-06-01 16:54:34] [INFO ] State equation strengthened by 99 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 55/91 variables, 39/75 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 55/130 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2410/2501 variables, 1062/1192 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2501 variables, 2410/3602 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2501 variables, 0/3602 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 1800/4301 variables, 2501/6103 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4301 variables, 99/6202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4301 variables, 0/6202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (OVERLAPS) 0/4301 variables, 0/6202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4301/4301 variables, and 6202 constraints, problems are : Problem set: 0 solved, 20 unsolved in 6426 ms.
Refiners :[Domain max(s): 2501/2501 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2501/2501 constraints, ReadFeed: 99/99 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 55/91 variables, 39/75 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 55/130 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2410/2501 variables, 1062/1192 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2501 variables, 2410/3602 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2501 variables, 0/3602 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 1800/4301 variables, 2501/6103 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4301 variables, 99/6202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4301 variables, 20/6222 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4301 variables, 0/6222 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 12 (OVERLAPS) 0/4301 variables, 0/6222 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4301/4301 variables, and 6222 constraints, problems are : Problem set: 0 solved, 20 unsolved in 15308 ms.
Refiners :[Domain max(s): 2501/2501 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2501/2501 constraints, ReadFeed: 99/99 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 21806ms problems are : Problem set: 0 solved, 20 unsolved
Fused 20 Parikh solutions to 11 different solutions.
Parikh walk visited 14 properties in 30864 ms.
Support contains 10 out of 2501 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2501/2501 places, 1800/1800 transitions.
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 2501 transition count 1800
Applied a total of 5 rules in 213 ms. Remains 2501 /2501 variables (removed 0) and now considering 1800/1800 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 2501/2501 places, 1800/1800 transitions.
RANDOM walk for 40000 steps (8 resets) in 872 ms. (45 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 506 ms. (78 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 503 ms. (79 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 483 ms. (82 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 478 ms. (83 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 495 ms. (80 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 484 ms. (82 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 82514 steps, run timeout after 3001 ms. (steps per millisecond=27 ) properties seen :0 out of 6
Probabilistic random walk after 82514 steps, saw 78806 distinct states, run finished after 3005 ms. (steps per millisecond=27 ) properties seen :0
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 16:55:31] [INFO ] Computed 1101 invariants in 22 ms
[2024-06-01 16:55:31] [INFO ] State equation strengthened by 101 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 16/26 variables, 11/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 16/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2475/2501 variables, 1090/1127 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2501 variables, 2475/3602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2501 variables, 0/3602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 1800/4301 variables, 2501/6103 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/4301 variables, 101/6204 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4301 variables, 0/6204 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/4301 variables, 0/6204 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4301/4301 variables, and 6204 constraints, problems are : Problem set: 0 solved, 6 unsolved in 2445 ms.
Refiners :[Domain max(s): 2501/2501 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2501/2501 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 16/26 variables, 11/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 16/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2475/2501 variables, 1090/1127 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2501 variables, 2475/3602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2501 variables, 0/3602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 1800/4301 variables, 2501/6103 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4301 variables, 101/6204 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4301 variables, 6/6210 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4301 variables, 0/6210 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/4301 variables, 0/6210 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4301/4301 variables, and 6210 constraints, problems are : Problem set: 0 solved, 6 unsolved in 4593 ms.
Refiners :[Domain max(s): 2501/2501 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2501/2501 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 7085ms problems are : Problem set: 0 solved, 6 unsolved
Finished Parikh walk after 1862 steps, including 0 resets, run visited all 6 properties in 62 ms. (steps per millisecond=30 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 73 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(p0)||X(!p1)) U p0)))'
Support contains 2 out of 2503 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 230 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 16:55:39] [INFO ] Computed 1101 invariants in 6 ms
[2024-06-01 16:55:41] [INFO ] Implicit Places using invariants in 1884 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1890 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 124 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 16:55:41] [INFO ] Computed 1100 invariants in 12 ms
[2024-06-01 16:55:42] [INFO ] Implicit Places using invariants in 1614 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1616 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 216 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 16:55:43] [INFO ] Computed 1098 invariants in 13 ms
[2024-06-01 16:55:44] [INFO ] Implicit Places using invariants in 1686 ms returned []
[2024-06-01 16:55:44] [INFO ] Invariant cache hit.
[2024-06-01 16:55:47] [INFO ] Implicit Places using invariants and state equation in 3037 ms returned []
Implicit Place search using SMT with State Equation took 4727 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 8807 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 1589 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 ShieldPPPt-PT-100A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-00 finished in 10674 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X((!p0 U (G(!p0)||(!p0&&(p1 U p2)))))))))'
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 83 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 16:55:49] [INFO ] Computed 1101 invariants in 9 ms
[2024-06-01 16:55:51] [INFO ] Implicit Places using invariants in 1541 ms returned []
[2024-06-01 16:55:51] [INFO ] Invariant cache hit.
[2024-06-01 16:55:54] [INFO ] Implicit Places using invariants and state equation in 3257 ms returned []
Implicit Place search using SMT with State Equation took 4802 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 16:55:54] [INFO ] Invariant cache hit.
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(s1302 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30035 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30032 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60854ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60874ms
Finished structural reductions in LTL mode , in 1 iterations and 65765 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 244 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-01
Product exploration explored 100000 steps with 94 reset in 1668 ms.
Product exploration explored 100000 steps with 105 reset in 2058 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 175 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 1162 ms. (34 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 693 ms. (57 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 747 ms. (53 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 687 ms. (58 steps per ms) remains 3/3 properties
[2024-06-01 16:57:00] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2490/2503 variables, 1096/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2490/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1439 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2490/2503 variables, 1096/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2490/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 3/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4305 variables, 0/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/4305 variables, 0/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6110 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2623 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 4088ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 2899 steps, including 1 resets, run visited all 3 properties in 100 ms. (steps per millisecond=28 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 101 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F p1), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0))))]
Knowledge based reduction with 13 factoid took 373 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 244 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 74 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 16:57:06] [INFO ] Invariant cache hit.
[2024-06-01 16:57:07] [INFO ] Implicit Places using invariants in 1518 ms returned []
[2024-06-01 16:57:07] [INFO ] Invariant cache hit.
[2024-06-01 16:57:10] [INFO ] Implicit Places using invariants and state equation in 3030 ms returned []
Implicit Place search using SMT with State Equation took 4577 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 16:57:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30035 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30032 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60975ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60995ms
Finished structural reductions in LTL mode , in 1 iterations and 65652 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 150 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 673 ms. (59 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 502 ms. (79 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 475 ms. (84 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 504 ms. (79 steps per ms) remains 3/3 properties
[2024-06-01 16:58:12] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2490/2503 variables, 1096/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2490/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1420 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2490/2503 variables, 1096/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2490/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 3/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4305 variables, 0/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/4305 variables, 0/6110 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6110 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2532 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 3972ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 2841 steps, including 1 resets, run visited all 3 properties in 70 ms. (steps per millisecond=40 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 71 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F p0), (F p1), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1))))]
Knowledge based reduction with 13 factoid took 431 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 216 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 212 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Product exploration explored 100000 steps with 86 reset in 1574 ms.
Product exploration explored 100000 steps with 84 reset in 2010 ms.
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 80 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 16:58:21] [INFO ] Invariant cache hit.
[2024-06-01 16:58:23] [INFO ] Implicit Places using invariants in 1663 ms returned []
[2024-06-01 16:58:23] [INFO ] Invariant cache hit.
[2024-06-01 16:58:26] [INFO ] Implicit Places using invariants and state equation in 3253 ms returned []
Implicit Place search using SMT with State Equation took 4922 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 16:58:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30036 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30035 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60951ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60969ms
Finished structural reductions in LTL mode , in 1 iterations and 65976 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-01 finished in 218005 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(F((p1&&X((p1 U (p2||G(p1)))))))))'
Support contains 3 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 80 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 16:59:27] [INFO ] Invariant cache hit.
[2024-06-01 16:59:29] [INFO ] Implicit Places using invariants in 1606 ms returned []
[2024-06-01 16:59:29] [INFO ] Invariant cache hit.
[2024-06-01 16:59:32] [INFO ] Implicit Places using invariants and state equation in 3437 ms returned []
Implicit Place search using SMT with State Equation took 5046 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 16:59:32] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30041 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30030 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60783ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60801ms
Finished structural reductions in LTL mode , in 1 iterations and 65931 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 4843 ms.
Product exploration explored 100000 steps with 33333 reset in 5126 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p1), (X p0), (X (X p2)), (X (X p1)), (X (X p0)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 94 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-100A-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-100A-LTLFireability-03 finished in 76212 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((G(p0) U X(p1)))))'
Support contains 3 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 179 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:00:44] [INFO ] Computed 1101 invariants in 8 ms
[2024-06-01 17:00:45] [INFO ] Implicit Places using invariants in 1663 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1666 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 162 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:00:45] [INFO ] Computed 1100 invariants in 10 ms
[2024-06-01 17:00:47] [INFO ] Implicit Places using invariants in 1823 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1831 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 176 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:00:47] [INFO ] Computed 1098 invariants in 22 ms
[2024-06-01 17:00:49] [INFO ] Implicit Places using invariants in 1728 ms returned []
[2024-06-01 17:00:49] [INFO ] Invariant cache hit.
[2024-06-01 17:00:52] [INFO ] Implicit Places using invariants and state equation in 3342 ms returned []
Implicit Place search using SMT with State Equation took 5075 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 9104 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Stuttering acceptance computed with spot in 246 ms :[(NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), false]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 1497 ms.
Stack based approach found an accepted trace after 48 steps with 0 reset with depth 49 and stack size 49 in 1 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-04 finished in 10877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||G(p1)))'
Support contains 4 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 190 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:00:54] [INFO ] Computed 1101 invariants in 10 ms
[2024-06-01 17:00:56] [INFO ] Implicit Places using invariants in 1671 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1679 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 105 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:00:56] [INFO ] Computed 1100 invariants in 8 ms
[2024-06-01 17:00:58] [INFO ] Implicit Places using invariants in 1754 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1756 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 166 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:00:58] [INFO ] Computed 1098 invariants in 12 ms
[2024-06-01 17:01:00] [INFO ] Implicit Places using invariants in 1590 ms returned []
[2024-06-01 17:01:00] [INFO ] Invariant cache hit.
[2024-06-01 17:01:03] [INFO ] Implicit Places using invariants and state equation in 3101 ms returned []
Implicit Place search using SMT with State Equation took 4700 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 8597 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-05
Product exploration explored 100000 steps with 7 reset in 1496 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-05 finished in 10212 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||(X(G(p1))&&G(p2))))'
Support contains 6 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 81 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 17:01:05] [INFO ] Computed 1101 invariants in 12 ms
[2024-06-01 17:01:06] [INFO ] Implicit Places using invariants in 1576 ms returned []
[2024-06-01 17:01:06] [INFO ] Invariant cache hit.
[2024-06-01 17:01:09] [INFO ] Implicit Places using invariants and state equation in 3155 ms returned []
Implicit Place search using SMT with State Equation took 4736 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:01:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30032 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30037 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60898ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60917ms
Finished structural reductions in LTL mode , in 1 iterations and 65740 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 126 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 1647 ms.
Product exploration explored 100000 steps with 0 reset in 2079 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 120 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 301 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 1120 ms. (35 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1030 ms. (38 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1079 ms. (37 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1307 ms. (30 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1049 ms. (38 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 995 ms. (40 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 952 ms. (41 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 761 ms. (52 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 841 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 772 ms. (51 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 186888 steps, run timeout after 6008 ms. (steps per millisecond=31 ) properties seen :4 out of 9
Probabilistic random walk after 186888 steps, saw 185403 distinct states, run finished after 6008 ms. (steps per millisecond=31 ) properties seen :4
[2024-06-01 17:02:23] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2488/2503 variables, 1095/1116 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2488/3604 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1770 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2488/2503 variables, 1095/1116 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2488/3604 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 5/6112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4305 variables, 0/6112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/4305 variables, 0/6112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6112 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3152 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 4937ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 6235 steps, including 2 resets, run visited all 5 properties in 190 ms. (steps per millisecond=32 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 195 ms.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT p2)), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p2 p1)))]
Knowledge based reduction with 11 factoid took 454 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 310 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 318 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Support contains 6 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 195 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:02:30] [INFO ] Computed 1101 invariants in 10 ms
[2024-06-01 17:02:32] [INFO ] Implicit Places using invariants in 1758 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1763 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 99 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:02:32] [INFO ] Computed 1100 invariants in 4 ms
[2024-06-01 17:02:33] [INFO ] Implicit Places using invariants in 1609 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1613 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 193 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:02:34] [INFO ] Computed 1098 invariants in 8 ms
[2024-06-01 17:02:35] [INFO ] Implicit Places using invariants in 1570 ms returned []
[2024-06-01 17:02:35] [INFO ] Invariant cache hit.
[2024-06-01 17:02:39] [INFO ] Implicit Places using invariants and state equation in 3397 ms returned []
Implicit Place search using SMT with State Equation took 4971 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 8834 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 211 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 301 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 2697 ms. (14 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 820 ms. (48 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 885 ms. (45 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 848 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 823 ms. (48 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 812 ms. (49 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 866 ms. (46 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 796 ms. (50 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 779 ms. (51 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 867 ms. (46 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 172282 steps, run timeout after 6004 ms. (steps per millisecond=28 ) properties seen :4 out of 9
Probabilistic random walk after 172282 steps, saw 170837 distinct states, run finished after 6005 ms. (steps per millisecond=28 ) properties seen :4
[2024-06-01 17:02:48] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4290/4290 variables, and 6086 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1745 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 5/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4290 variables, 0/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/4290 variables, 0/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4290/4290 variables, and 6091 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3414 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 5185ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 68310 steps, including 23 resets, run visited all 5 properties in 1601 ms. (steps per millisecond=42 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 1606 ms.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT p2)), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p2 p1)))]
Knowledge based reduction with 19 factoid took 384 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 304 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 290 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 308 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1534 ms.
Product exploration explored 100000 steps with 0 reset in 2028 ms.
Support contains 6 out of 2494 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2494/2494 places, 1796/1796 transitions.
Applied a total of 0 rules in 89 ms. Remains 2494 /2494 variables (removed 0) and now considering 1796/1796 (removed 0) transitions.
[2024-06-01 17:03:00] [INFO ] Invariant cache hit.
[2024-06-01 17:03:02] [INFO ] Implicit Places using invariants in 1746 ms returned []
[2024-06-01 17:03:02] [INFO ] Invariant cache hit.
[2024-06-01 17:03:05] [INFO ] Implicit Places using invariants and state equation in 3295 ms returned []
Implicit Place search using SMT with State Equation took 5051 ms to find 0 implicit places.
[2024-06-01 17:03:05] [INFO ] Redundant transitions in 132 ms returned []
Running 1795 sub problems to find dead transitions.
[2024-06-01 17:03:05] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30030 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 1795/1795 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1795 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30034 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 0/1795 constraints, Known Traps: 0/0 constraints]
After SMT, in 60752ms problems are : Problem set: 0 solved, 1795 unsolved
Search for dead transitions found 0 dead transitions in 60770ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66053 ms. Remains : 2494/2494 places, 1796/1796 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-06 finished in 181507 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (X(p1)||(!p2 U (G((!p2||G(!p1)))||(p3&&(!p2||G(!p1))))))))'
Support contains 7 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 84 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 17:04:06] [INFO ] Computed 1101 invariants in 10 ms
[2024-06-01 17:04:08] [INFO ] Implicit Places using invariants in 1503 ms returned []
[2024-06-01 17:04:08] [INFO ] Invariant cache hit.
[2024-06-01 17:04:11] [INFO ] Implicit Places using invariants and state equation in 3078 ms returned []
Implicit Place search using SMT with State Equation took 4583 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:04:11] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30035 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s1385 1)
(s1386 1)
(s1387 1)
(s1388 1)
(s1389 1)
(s1390 1)
(s1391 1)
(s1392 1)
(s1393 1)
(s1394 1)
(s1395 1)
(s1396 1)
(s1397 1)
(s1398 1)
(s1399 1)
(s1400 1)
(s1401 1)
(s1402 1)
(s1403 1)
(s1404 1)
(s1405 1)
(s1406 1)
(s1407 1)
(s1408 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30038 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60800ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60821ms
Finished structural reductions in LTL mode , in 1 iterations and 65492 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 419 ms :[true, (NOT p1), false, false, false, false, p1, (AND p1 p2)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 1536 ms.
Product exploration explored 100000 steps with 0 reset in 2021 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT p3)), (X (NOT p1)), (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) (NOT p3) p0)))), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1) (NOT p3))), (X (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT p3))), (X (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) (NOT p3) p0))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 127 ms. Reduced automaton from 8 states, 17 edges and 4 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 184 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
RANDOM walk for 40000 steps (8 resets) in 2292 ms. (17 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 747 ms. (53 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 786 ms. (50 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 836 ms. (47 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 724 ms. (55 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 803 ms. (49 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 763 ms. (52 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 82618 steps, run timeout after 3002 ms. (steps per millisecond=27 ) properties seen :4 out of 6
Probabilistic random walk after 82618 steps, saw 81722 distinct states, run finished after 3002 ms. (steps per millisecond=27 ) properties seen :4
[2024-06-01 17:05:21] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2495/2503 variables, 1098/1109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2495/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1293 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2495/2503 variables, 1098/1109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2495/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 2/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4305 variables, 0/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/4305 variables, 0/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6109 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1803 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 3109ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 2003 steps, including 0 resets, run visited all 2 properties in 55 ms. (steps per millisecond=36 )
Parikh walk visited 2 properties in 56 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT p3)), (X (NOT p1)), (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) (NOT p3) p0)))), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1) (NOT p3))), (X (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT p3))), (X (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) (NOT p3) p0))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) (NOT p3)))), (F (NOT (OR p1 (NOT p2)))), (F p1), (F p2), (F (NOT (OR (NOT p1) (NOT p2)))), (F p3)]
Knowledge based reduction with 21 factoid took 340 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 191 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Support contains 5 out of 2503 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 79 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:05:25] [INFO ] Invariant cache hit.
[2024-06-01 17:05:26] [INFO ] Implicit Places using invariants in 1583 ms returned []
[2024-06-01 17:05:26] [INFO ] Invariant cache hit.
[2024-06-01 17:05:30] [INFO ] Implicit Places using invariants and state equation in 3357 ms returned []
Implicit Place search using SMT with State Equation took 4945 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:05:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30033 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30030 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60905ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60926ms
Finished structural reductions in LTL mode , in 1 iterations and 65956 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 105 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
RANDOM walk for 40000 steps (8 resets) in 2075 ms. (19 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 715 ms. (55 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 701 ms. (56 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 740 ms. (53 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 824 ms. (48 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 728 ms. (54 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 824 ms. (48 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 77106 steps, run timeout after 3002 ms. (steps per millisecond=25 ) properties seen :4 out of 6
Probabilistic random walk after 77106 steps, saw 76236 distinct states, run finished after 3002 ms. (steps per millisecond=25 ) properties seen :4
[2024-06-01 17:06:36] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2495/2503 variables, 1098/1109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2495/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/4305 variables, 0/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4305/4305 variables, and 6107 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1338 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2495/2503 variables, 1098/1109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2503 variables, 2495/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2503 variables, 0/3604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1802/4305 variables, 2503/6107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4305 variables, 2/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4305 variables, 0/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/4305 variables, 0/6109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4305/4305 variables, and 6109 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1805 ms.
Refiners :[Domain max(s): 2503/2503 constraints, Positive P Invariants (semi-flows): 1101/1101 constraints, State Equation: 2503/2503 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 3169ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 1944 steps, including 0 resets, run visited all 2 properties in 56 ms. (steps per millisecond=34 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 58 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) (NOT p3)))), (F (NOT (OR (NOT p2) (NOT p1)))), (F p1), (F p2), (F (NOT (OR (NOT p2) p1))), (F p3)]
Knowledge based reduction with 7 factoid took 303 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 184 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 177 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 0 reset in 1721 ms.
Product exploration explored 100000 steps with 0 reset in 2111 ms.
Applying partial POR strategy [true, true, true, false, false]
Stuttering acceptance computed with spot in 190 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 3 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 2503 transition count 1802
Deduced a syphon composed of 2 places in 3 ms
Applied a total of 2 rules in 430 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:06:45] [INFO ] Redundant transitions in 99 ms returned []
Running 1801 sub problems to find dead transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 17:06:45] [INFO ] Computed 1101 invariants in 8 ms
[2024-06-01 17:06:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30029 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30033 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 61014ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 61034ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2503/2503 places, 1802/1802 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61578 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 83 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 17:07:46] [INFO ] Computed 1101 invariants in 12 ms
[2024-06-01 17:07:48] [INFO ] Implicit Places using invariants in 1719 ms returned []
[2024-06-01 17:07:48] [INFO ] Invariant cache hit.
[2024-06-01 17:07:51] [INFO ] Implicit Places using invariants and state equation in 3241 ms returned []
Implicit Place search using SMT with State Equation took 4962 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:07:51] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30031 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30029 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60901ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60919ms
Finished structural reductions in LTL mode , in 1 iterations and 65972 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-07 finished in 285917 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(X(G(p0)))))'
Support contains 4 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 79 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:08:52] [INFO ] Invariant cache hit.
[2024-06-01 17:08:54] [INFO ] Implicit Places using invariants in 1628 ms returned []
[2024-06-01 17:08:54] [INFO ] Invariant cache hit.
[2024-06-01 17:08:57] [INFO ] Implicit Places using invariants and state equation in 3361 ms returned []
Implicit Place search using SMT with State Equation took 4991 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:08:57] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30036 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 1)
(s20 1)
(s21 1)
(s22 1)
(s23 1)
(s24 1)
(s25 1)
(s26 1)
(s27 1)
(s28 1)
(s29 1)
(s30 1)
(s31 1)
(s32 1)
(s33 1)
(s34 1)
(s35 1)
(s36 1)
(s37 1)
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1) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30038 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60788ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60808ms
Finished structural reductions in LTL mode , in 1 iterations and 65885 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-09 finished in 66096 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 77 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:09:58] [INFO ] Invariant cache hit.
[2024-06-01 17:10:00] [INFO ] Implicit Places using invariants in 1767 ms returned []
[2024-06-01 17:10:00] [INFO ] Invariant cache hit.
[2024-06-01 17:10:03] [INFO ] Implicit Places using invariants and state equation in 3249 ms returned []
Implicit Place search using SMT with State Equation took 5020 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:10:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30032 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30048 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60853ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60871ms
Finished structural reductions in LTL mode , in 1 iterations and 65971 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-10
Product exploration explored 100000 steps with 18971 reset in 3447 ms.
Product exploration explored 100000 steps with 19187 reset in 3840 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 22 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
[2024-06-01 17:11:12] [INFO ] Invariant cache hit.
[2024-06-01 17:11:15] [INFO ] [Real]Absence check using 1101 positive place invariants in 854 ms returned sat
[2024-06-01 17:11:17] [INFO ] [Real]Absence check using state equation in 2095 ms returned sat
[2024-06-01 17:11:17] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 17:11:20] [INFO ] [Nat]Absence check using 1101 positive place invariants in 862 ms returned sat
[2024-06-01 17:11:22] [INFO ] [Nat]Absence check using state equation in 2466 ms returned sat
[2024-06-01 17:11:22] [INFO ] Computed and/alt/rep : 1801/5599/1801 causal constraints (skipped 0 transitions) in 108 ms.
[2024-06-01 17:11:24] [INFO ] Added : 65 causal constraints over 13 iterations in 1615 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 2500 transition count 1800
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 2498 transition count 1798
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 2497 transition count 1797
Applied a total of 9 rules in 278 ms. Remains 2497 /2503 variables (removed 6) and now considering 1797/1802 (removed 5) transitions.
// Phase 1: matrix 1797 rows 2497 cols
[2024-06-01 17:11:24] [INFO ] Computed 1100 invariants in 14 ms
[2024-06-01 17:11:26] [INFO ] Implicit Places using invariants in 1453 ms returned [2480, 2484]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1456 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2495/2503 places, 1797/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 10 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2493 transition count 1795
Applied a total of 4 rules in 179 ms. Remains 2493 /2495 variables (removed 2) and now considering 1795/1797 (removed 2) transitions.
// Phase 1: matrix 1795 rows 2493 cols
[2024-06-01 17:11:26] [INFO ] Computed 1098 invariants in 6 ms
[2024-06-01 17:11:27] [INFO ] Implicit Places using invariants in 1537 ms returned []
[2024-06-01 17:11:27] [INFO ] Invariant cache hit.
[2024-06-01 17:11:30] [INFO ] Implicit Places using invariants and state equation in 2872 ms returned []
Implicit Place search using SMT with State Equation took 4419 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2493/2503 places, 1795/1802 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6332 ms. Remains : 2493/2503 places, 1795/1802 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 175 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 179 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2024-06-01 17:11:31] [INFO ] Invariant cache hit.
[2024-06-01 17:11:34] [INFO ] [Real]Absence check using 1098 positive place invariants in 807 ms returned sat
[2024-06-01 17:11:36] [INFO ] [Real]Absence check using state equation in 1951 ms returned sat
[2024-06-01 17:11:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 17:11:39] [INFO ] [Nat]Absence check using 1098 positive place invariants in 882 ms returned sat
[2024-06-01 17:11:41] [INFO ] [Nat]Absence check using state equation in 2441 ms returned sat
[2024-06-01 17:11:42] [INFO ] Computed and/alt/rep : 1793/2689/1793 causal constraints (skipped 0 transitions) in 85 ms.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 31150 reset in 1824 ms.
Product exploration explored 100000 steps with 31048 reset in 2162 ms.
Support contains 1 out of 2493 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2493/2493 places, 1795/1795 transitions.
Applied a total of 0 rules in 113 ms. Remains 2493 /2493 variables (removed 0) and now considering 1795/1795 (removed 0) transitions.
[2024-06-01 17:11:55] [INFO ] Invariant cache hit.
[2024-06-01 17:11:57] [INFO ] Implicit Places using invariants in 1493 ms returned []
[2024-06-01 17:11:57] [INFO ] Invariant cache hit.
[2024-06-01 17:12:00] [INFO ] Implicit Places using invariants and state equation in 2916 ms returned []
Implicit Place search using SMT with State Equation took 4416 ms to find 0 implicit places.
[2024-06-01 17:12:00] [INFO ] Redundant transitions in 39 ms returned []
Running 1793 sub problems to find dead transitions.
[2024-06-01 17:12:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2491 variables, 2491/2491 constraints. Problems are: Problem set: 0 solved, 1793 unsolved
SMT process timed out in 30482ms, After SMT, problems are : Problem set: 0 solved, 1793 unsolved
Search for dead transitions found 0 dead transitions in 30508ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 35089 ms. Remains : 2493/2493 places, 1795/1795 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-10 finished in 152241 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 2500 transition count 1800
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 2498 transition count 1798
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 2497 transition count 1797
Applied a total of 9 rules in 261 ms. Remains 2497 /2503 variables (removed 6) and now considering 1797/1802 (removed 5) transitions.
// Phase 1: matrix 1797 rows 2497 cols
[2024-06-01 17:12:30] [INFO ] Computed 1100 invariants in 8 ms
[2024-06-01 17:12:32] [INFO ] Implicit Places using invariants in 1501 ms returned [2480, 2484]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1504 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2495/2503 places, 1797/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2493 transition count 1795
Applied a total of 4 rules in 189 ms. Remains 2493 /2495 variables (removed 2) and now considering 1795/1797 (removed 2) transitions.
// Phase 1: matrix 1795 rows 2493 cols
[2024-06-01 17:12:32] [INFO ] Computed 1098 invariants in 3 ms
[2024-06-01 17:12:34] [INFO ] Implicit Places using invariants in 1472 ms returned []
[2024-06-01 17:12:34] [INFO ] Invariant cache hit.
[2024-06-01 17:12:37] [INFO ] Implicit Places using invariants and state equation in 3123 ms returned []
Implicit Place search using SMT with State Equation took 4600 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2493/2503 places, 1795/1802 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6556 ms. Remains : 2493/2503 places, 1795/1802 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-11
Product exploration explored 100000 steps with 6 reset in 1499 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 11 in 1 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-11 finished in 8122 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0))&&F(p1))))'
Support contains 4 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 80 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
// Phase 1: matrix 1802 rows 2503 cols
[2024-06-01 17:12:38] [INFO ] Computed 1101 invariants in 6 ms
[2024-06-01 17:12:40] [INFO ] Implicit Places using invariants in 1732 ms returned []
[2024-06-01 17:12:40] [INFO ] Invariant cache hit.
[2024-06-01 17:12:43] [INFO ] Implicit Places using invariants and state equation in 3323 ms returned []
Implicit Place search using SMT with State Equation took 5058 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:12:44] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30058 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
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timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30045 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 61040ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 61059ms
Finished structural reductions in LTL mode , in 1 iterations and 66201 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 1604 ms.
Stack based approach found an accepted trace after 85 steps with 0 reset with depth 86 and stack size 86 in 2 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-12 finished in 68008 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(p1))))'
Support contains 4 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 81 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:13:46] [INFO ] Invariant cache hit.
[2024-06-01 17:13:48] [INFO ] Implicit Places using invariants in 1686 ms returned []
[2024-06-01 17:13:48] [INFO ] Invariant cache hit.
[2024-06-01 17:13:51] [INFO ] Implicit Places using invariants and state equation in 3233 ms returned []
Implicit Place search using SMT with State Equation took 4922 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:13:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30030 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30032 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60944ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60961ms
Finished structural reductions in LTL mode , in 1 iterations and 65970 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 1460 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 1 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-13 finished in 67579 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((p0&&X(p1)))&&G(p2))))'
Support contains 7 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Applied a total of 0 rules in 82 ms. Remains 2503 /2503 variables (removed 0) and now considering 1802/1802 (removed 0) transitions.
[2024-06-01 17:14:54] [INFO ] Invariant cache hit.
[2024-06-01 17:14:56] [INFO ] Implicit Places using invariants in 1689 ms returned []
[2024-06-01 17:14:56] [INFO ] Invariant cache hit.
[2024-06-01 17:14:59] [INFO ] Implicit Places using invariants and state equation in 3493 ms returned []
Implicit Place search using SMT with State Equation took 5184 ms to find 0 implicit places.
Running 1801 sub problems to find dead transitions.
[2024-06-01 17:14:59] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30031 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 1801/1801 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1801 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2502 variables, 2502/2502 constraints. Problems are: Problem set: 0 solved, 1801 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2502/4305 variables, and 2502 constraints, problems are : Problem set: 0 solved, 1801 unsolved in 30030 ms.
Refiners :[Domain max(s): 2502/2503 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/2503 constraints, PredecessorRefiner: 0/1801 constraints, Known Traps: 0/0 constraints]
After SMT, in 60897ms problems are : Problem set: 0 solved, 1801 unsolved
Search for dead transitions found 0 dead transitions in 60914ms
Finished structural reductions in LTL mode , in 1 iterations and 66185 ms. Remains : 2503/2503 places, 1802/1802 transitions.
Stuttering acceptance computed with spot in 210 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 1555 ms.
Product exploration explored 100000 steps with 0 reset in 2051 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p1 p0), (X p2), (X (AND p0 p2)), (X (NOT (AND (NOT p0) p2))), (X p0), (X (X p2)), (X (X (AND p0 p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 13 factoid took 154 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 854 ms. (46 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 584 ms. (68 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 48218 steps, run visited all 1 properties in 1016 ms. (steps per millisecond=47 )
Probabilistic random walk after 48218 steps, saw 47506 distinct states, run finished after 1026 ms. (steps per millisecond=46 ) properties seen :1
Knowledge obtained : [(AND p2 p1 p0), (X p2), (X (AND p0 p2)), (X (NOT (AND (NOT p0) p2))), (X p0), (X (X p2)), (X (X (AND p0 p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p2))]
Property proved to be false thanks to negative knowledge :(F (NOT p2))
Knowledge based reduction with 13 factoid took 172 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-100A-LTLFireability-14 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-100A-LTLFireability-14 finished in 71860 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 2503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 183 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:16:06] [INFO ] Computed 1101 invariants in 10 ms
[2024-06-01 17:16:08] [INFO ] Implicit Places using invariants in 1637 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1640 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 102 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:16:08] [INFO ] Computed 1100 invariants in 14 ms
[2024-06-01 17:16:09] [INFO ] Implicit Places using invariants in 1709 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1712 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 167 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:16:10] [INFO ] Computed 1098 invariants in 10 ms
[2024-06-01 17:16:11] [INFO ] Implicit Places using invariants in 1818 ms returned []
[2024-06-01 17:16:11] [INFO ] Invariant cache hit.
[2024-06-01 17:16:14] [INFO ] Implicit Places using invariants and state equation in 2998 ms returned []
Implicit Place search using SMT with State Equation took 4819 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 8624 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 1474 ms.
Stack based approach found an accepted trace after 69 steps with 0 reset with depth 70 and stack size 70 in 6 ms.
FORMULA ShieldPPPt-PT-100A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-100A-LTLFireability-15 finished in 10170 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X((!p0 U (G(!p0)||(!p0&&(p1 U p2)))))))))'
Found a Shortening insensitive property : ShieldPPPt-PT-100A-LTLFireability-01
Stuttering acceptance computed with spot in 213 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Support contains 5 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 169 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:16:16] [INFO ] Computed 1101 invariants in 11 ms
[2024-06-01 17:16:18] [INFO ] Implicit Places using invariants in 1707 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1721 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 102 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:16:18] [INFO ] Computed 1100 invariants in 7 ms
[2024-06-01 17:16:20] [INFO ] Implicit Places using invariants in 1651 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1653 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 199 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:16:20] [INFO ] Computed 1098 invariants in 12 ms
[2024-06-01 17:16:22] [INFO ] Implicit Places using invariants in 1782 ms returned []
[2024-06-01 17:16:22] [INFO ] Invariant cache hit.
[2024-06-01 17:16:25] [INFO ] Implicit Places using invariants and state equation in 3186 ms returned []
Implicit Place search using SMT with State Equation took 4970 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 8817 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-01
Product exploration explored 100000 steps with 110 reset in 1606 ms.
Product exploration explored 100000 steps with 98 reset in 1993 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 187 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 233 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 739 ms. (54 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 566 ms. (70 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 571 ms. (69 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 650 ms. (61 steps per ms) remains 3/3 properties
[2024-06-01 17:16:30] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2481/2494 variables, 1093/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2481/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4290/4290 variables, and 6086 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1506 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2481/2494 variables, 1093/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2481/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 3/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4290 variables, 0/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/4290 variables, 0/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4290/4290 variables, and 6089 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2305 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 3825ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 98286 steps, including 34 resets, run visited all 3 properties in 2596 ms. (steps per millisecond=37 )
Parikh walk visited 3 properties in 12187 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F p1), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0))))]
Knowledge based reduction with 13 factoid took 436 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 211 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 228 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Support contains 5 out of 2494 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2494/2494 places, 1796/1796 transitions.
Applied a total of 0 rules in 79 ms. Remains 2494 /2494 variables (removed 0) and now considering 1796/1796 (removed 0) transitions.
[2024-06-01 17:16:47] [INFO ] Invariant cache hit.
[2024-06-01 17:16:49] [INFO ] Implicit Places using invariants in 1584 ms returned []
[2024-06-01 17:16:49] [INFO ] Invariant cache hit.
[2024-06-01 17:16:52] [INFO ] Implicit Places using invariants and state equation in 3108 ms returned []
Implicit Place search using SMT with State Equation took 4723 ms to find 0 implicit places.
Running 1795 sub problems to find dead transitions.
[2024-06-01 17:16:52] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30033 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 1795/1795 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1795 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30051 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 0/1795 constraints, Known Traps: 0/0 constraints]
After SMT, in 60819ms problems are : Problem set: 0 solved, 1795 unsolved
Search for dead transitions found 0 dead transitions in 60839ms
Finished structural reductions in LTL mode , in 1 iterations and 65645 ms. Remains : 2494/2494 places, 1796/1796 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 286 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 324 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 2259 ms. (17 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1030 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 754 ms. (52 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 895 ms. (44 steps per ms) remains 3/3 properties
[2024-06-01 17:17:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2481/2494 variables, 1093/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2481/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4290/4290 variables, and 6086 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1471 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 8/13 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2481/2494 variables, 1093/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2481/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 3/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4290 variables, 0/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/4290 variables, 0/6089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4290/4290 variables, and 6089 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2355 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 3850ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 2865 steps, including 1 resets, run visited all 3 properties in 75 ms. (steps per millisecond=38 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 75 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F p0), (F p1), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1))))]
Knowledge based reduction with 13 factoid took 445 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 236 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 230 ms :[p0, p0, p0, (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Product exploration explored 100000 steps with 104 reset in 1547 ms.
Product exploration explored 100000 steps with 109 reset in 1932 ms.
Support contains 5 out of 2494 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2494/2494 places, 1796/1796 transitions.
Applied a total of 0 rules in 71 ms. Remains 2494 /2494 variables (removed 0) and now considering 1796/1796 (removed 0) transitions.
[2024-06-01 17:18:03] [INFO ] Invariant cache hit.
[2024-06-01 17:18:05] [INFO ] Implicit Places using invariants in 1574 ms returned []
[2024-06-01 17:18:05] [INFO ] Invariant cache hit.
[2024-06-01 17:18:08] [INFO ] Implicit Places using invariants and state equation in 3128 ms returned []
Implicit Place search using SMT with State Equation took 4722 ms to find 0 implicit places.
Running 1795 sub problems to find dead transitions.
[2024-06-01 17:18:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30033 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 1795/1795 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1795 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30036 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 0/1795 constraints, Known Traps: 0/0 constraints]
After SMT, in 61030ms problems are : Problem set: 0 solved, 1795 unsolved
Search for dead transitions found 0 dead transitions in 61046ms
Finished structural reductions in LTL mode , in 1 iterations and 65845 ms. Remains : 2494/2494 places, 1796/1796 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-01 finished in 173197 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||(X(G(p1))&&G(p2))))'
Found a Lengthening insensitive property : ShieldPPPt-PT-100A-LTLFireability-06
Stuttering acceptance computed with spot in 132 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Support contains 6 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2501 transition count 1800
Applied a total of 4 rules in 174 ms. Remains 2501 /2503 variables (removed 2) and now considering 1800/1802 (removed 2) transitions.
// Phase 1: matrix 1800 rows 2501 cols
[2024-06-01 17:19:10] [INFO ] Computed 1101 invariants in 7 ms
[2024-06-01 17:19:11] [INFO ] Implicit Places using invariants in 1644 ms returned [2494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1663 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2500/2503 places, 1800/1802 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2498 transition count 1798
Applied a total of 4 rules in 109 ms. Remains 2498 /2500 variables (removed 2) and now considering 1798/1800 (removed 2) transitions.
// Phase 1: matrix 1798 rows 2498 cols
[2024-06-01 17:19:11] [INFO ] Computed 1100 invariants in 7 ms
[2024-06-01 17:19:13] [INFO ] Implicit Places using invariants in 1682 ms returned [2481, 2485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1684 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 2496/2503 places, 1798/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2494 transition count 1796
Applied a total of 4 rules in 176 ms. Remains 2494 /2496 variables (removed 2) and now considering 1796/1798 (removed 2) transitions.
// Phase 1: matrix 1796 rows 2494 cols
[2024-06-01 17:19:13] [INFO ] Computed 1098 invariants in 11 ms
[2024-06-01 17:19:15] [INFO ] Implicit Places using invariants in 1642 ms returned []
[2024-06-01 17:19:15] [INFO ] Invariant cache hit.
[2024-06-01 17:19:18] [INFO ] Implicit Places using invariants and state equation in 3423 ms returned []
Implicit Place search using SMT with State Equation took 5068 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 2494/2503 places, 1796/1802 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 8876 ms. Remains : 2494/2503 places, 1796/1802 transitions.
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 1572 ms.
Product exploration explored 100000 steps with 0 reset in 2224 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 126 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 299 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 2873 ms. (13 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 930 ms. (42 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 823 ms. (48 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 917 ms. (43 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 850 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 781 ms. (51 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 938 ms. (42 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 856 ms. (46 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 847 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 926 ms. (43 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 286167 steps, run timeout after 9051 ms. (steps per millisecond=31 ) properties seen :7 out of 9
Probabilistic random walk after 286167 steps, saw 284318 distinct states, run finished after 9051 ms. (steps per millisecond=31 ) properties seen :7
[2024-06-01 17:19:35] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4290/4290 variables, and 6086 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1287 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 2/6088 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4290 variables, 0/6088 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/4290 variables, 0/6088 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4290/4290 variables, and 6088 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1891 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 3189ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 64503 steps, including 49 resets, run visited all 2 properties in 1737 ms. (steps per millisecond=37 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 1737 ms.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT p2)), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p2 p1)))]
Knowledge based reduction with 11 factoid took 478 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 302 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 318 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Support contains 6 out of 2494 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2494/2494 places, 1796/1796 transitions.
Applied a total of 0 rules in 109 ms. Remains 2494 /2494 variables (removed 0) and now considering 1796/1796 (removed 0) transitions.
[2024-06-01 17:19:41] [INFO ] Invariant cache hit.
[2024-06-01 17:19:42] [INFO ] Implicit Places using invariants in 1626 ms returned []
[2024-06-01 17:19:42] [INFO ] Invariant cache hit.
[2024-06-01 17:19:46] [INFO ] Implicit Places using invariants and state equation in 3316 ms returned []
Implicit Place search using SMT with State Equation took 4946 ms to find 0 implicit places.
[2024-06-01 17:19:46] [INFO ] Redundant transitions in 45 ms returned []
Running 1795 sub problems to find dead transitions.
[2024-06-01 17:19:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30048 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 1795/1795 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1795 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30028 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 0/1795 constraints, Known Traps: 0/0 constraints]
After SMT, in 61073ms problems are : Problem set: 0 solved, 1795 unsolved
Search for dead transitions found 0 dead transitions in 61091ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66206 ms. Remains : 2494/2494 places, 1796/1796 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 117 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 297 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 2318 ms. (17 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 893 ms. (44 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 770 ms. (51 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 871 ms. (45 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 711 ms. (56 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 837 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 850 ms. (47 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 767 ms. (52 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 909 ms. (43 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 844 ms. (47 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 158948 steps, run timeout after 6007 ms. (steps per millisecond=26 ) properties seen :4 out of 9
Probabilistic random walk after 158948 steps, saw 157566 distinct states, run finished after 6009 ms. (steps per millisecond=26 ) properties seen :4
[2024-06-01 17:20:56] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/4290 variables, 0/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4290/4290 variables, and 6086 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1838 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2479/2494 variables, 1092/1113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2494 variables, 2479/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2494 variables, 0/3592 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1796/4290 variables, 2494/6086 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4290 variables, 5/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4290 variables, 0/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/4290 variables, 0/6091 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4290/4290 variables, and 6091 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3435 ms.
Refiners :[Domain max(s): 2494/2494 constraints, Positive P Invariants (semi-flows): 1098/1098 constraints, State Equation: 2494/2494 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 5286ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Finished Parikh walk after 33859 steps, including 11 resets, run visited all 5 properties in 854 ms. (steps per millisecond=39 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 858 ms.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT (AND (NOT p0) p2 p1))), (F p0), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT p2)), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p2 p1)))]
Knowledge based reduction with 19 factoid took 430 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter insensitive) to 7 states, 21 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 284 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 278 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Stuttering acceptance computed with spot in 279 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1621 ms.
Product exploration explored 100000 steps with 0 reset in 2215 ms.
Support contains 6 out of 2494 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2494/2494 places, 1796/1796 transitions.
Applied a total of 0 rules in 93 ms. Remains 2494 /2494 variables (removed 0) and now considering 1796/1796 (removed 0) transitions.
[2024-06-01 17:21:08] [INFO ] Invariant cache hit.
[2024-06-01 17:21:09] [INFO ] Implicit Places using invariants in 1626 ms returned []
[2024-06-01 17:21:09] [INFO ] Invariant cache hit.
[2024-06-01 17:21:12] [INFO ] Implicit Places using invariants and state equation in 3020 ms returned []
Implicit Place search using SMT with State Equation took 4648 ms to find 0 implicit places.
[2024-06-01 17:21:12] [INFO ] Redundant transitions in 42 ms returned []
Running 1795 sub problems to find dead transitions.
[2024-06-01 17:21:12] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30028 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 1795/1795 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1795 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2493 variables, 2493/2493 constraints. Problems are: Problem set: 0 solved, 1795 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2493/4290 variables, and 2493 constraints, problems are : Problem set: 0 solved, 1795 unsolved in 30034 ms.
Refiners :[Domain max(s): 2493/2494 constraints, Positive P Invariants (semi-flows): 0/1098 constraints, State Equation: 0/2494 constraints, PredecessorRefiner: 0/1795 constraints, Known Traps: 0/0 constraints]
After SMT, in 61044ms problems are : Problem set: 0 solved, 1795 unsolved
Search for dead transitions found 0 dead transitions in 61063ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65860 ms. Remains : 2494/2494 places, 1796/1796 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-06 finished in 184393 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 (X(p1)||(!p2 U (G((!p2||G(!p1)))||(p3&&(!p2||G(!p1))))))))'
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)))'
Found a Shortening insensitive property : ShieldPPPt-PT-100A-LTLFireability-10
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 2503 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2503/2503 places, 1802/1802 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 2500 transition count 1800
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 2500 transition count 1798
Deduced a syphon composed of 2 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 2498 transition count 1798
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 2497 transition count 1797
Applied a total of 9 rules in 295 ms. Remains 2497 /2503 variables (removed 6) and now considering 1797/1802 (removed 5) transitions.
// Phase 1: matrix 1797 rows 2497 cols
[2024-06-01 17:22:14] [INFO ] Computed 1100 invariants in 7 ms
[2024-06-01 17:22:16] [INFO ] Implicit Places using invariants in 1602 ms returned [2480, 2484]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1604 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2495/2503 places, 1797/1802 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 2493 transition count 1795
Applied a total of 4 rules in 164 ms. Remains 2493 /2495 variables (removed 2) and now considering 1795/1797 (removed 2) transitions.
// Phase 1: matrix 1795 rows 2493 cols
[2024-06-01 17:22:16] [INFO ] Computed 1098 invariants in 9 ms
[2024-06-01 17:22:17] [INFO ] Implicit Places using invariants in 1590 ms returned []
[2024-06-01 17:22:18] [INFO ] Invariant cache hit.
[2024-06-01 17:22:20] [INFO ] Implicit Places using invariants and state equation in 2900 ms returned []
Implicit Place search using SMT with State Equation took 4494 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 2493/2503 places, 1795/1802 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 6560 ms. Remains : 2493/2503 places, 1795/1802 transitions.
Running random walk in product with property : ShieldPPPt-PT-100A-LTLFireability-10
Product exploration explored 100000 steps with 30870 reset in 1750 ms.
Product exploration explored 100000 steps with 30764 reset in 2127 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 1 factoid took 186 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 14 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 209 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
[2024-06-01 17:22:25] [INFO ] Invariant cache hit.
[2024-06-01 17:22:28] [INFO ] [Real]Absence check using 1098 positive place invariants in 789 ms returned sat
[2024-06-01 17:22:30] [INFO ] [Real]Absence check using state equation in 2035 ms returned sat
[2024-06-01 17:22:30] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 17:22:33] [INFO ] [Nat]Absence check using 1098 positive place invariants in 872 ms returned sat
[2024-06-01 17:22:36] [INFO ] [Nat]Absence check using state equation in 2598 ms returned sat
[2024-06-01 17:22:36] [INFO ] Computed and/alt/rep : 1793/2689/1793 causal constraints (skipped 0 transitions) in 104 ms.
Could not prove EG (NOT p0)
Support contains 1 out of 2493 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2493/2493 places, 1795/1795 transitions.
Applied a total of 0 rules in 94 ms. Remains 2493 /2493 variables (removed 0) and now considering 1795/1795 (removed 0) transitions.
[2024-06-01 17:22:45] [INFO ] Invariant cache hit.
[2024-06-01 17:22:47] [INFO ] Implicit Places using invariants in 1561 ms returned []
[2024-06-01 17:22:47] [INFO ] Invariant cache hit.
[2024-06-01 17:22:49] [INFO ] Implicit Places using invariants and state equation in 2834 ms returned []
Implicit Place search using SMT with State Equation took 4400 ms to find 0 implicit places.
[2024-06-01 17:22:50] [INFO ] Redundant transitions in 41 ms returned []
Running 1793 sub problems to find dead transitions.
[2024-06-01 17:22:50] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
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(s40 1.0)
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(s103 1.0)timeout

(s104 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2491 variables, 2491/2491 constraints. Problems are: Problem set: 0 solved, 1793 unsolved
SMT process timed out in 30442ms, After SMT, problems are : Problem set: 0 solved, 1793 unsolved
Search for dead transitions found 0 dead transitions in 30459ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 35009 ms. Remains : 2493/2493 places, 1795/1795 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 184 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 8 steps (0 resets) in 5 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 218 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2024-06-01 17:23:21] [INFO ] Invariant cache hit.
[2024-06-01 17:23:23] [INFO ] [Real]Absence check using 1098 positive place invariants in 772 ms returned sat
[2024-06-01 17:23:25] [INFO ] [Real]Absence check using state equation in 1980 ms returned sat
[2024-06-01 17:23:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 17:23:28] [INFO ] [Nat]Absence check using 1098 positive place invariants in 826 ms returned sat
[2024-06-01 17:23:31] [INFO ] [Nat]Absence check using state equation in 2475 ms returned sat
[2024-06-01 17:23:31] [INFO ] Computed and/alt/rep : 1793/2689/1793 causal constraints (skipped 0 transitions) in 91 ms.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 31018 reset in 1731 ms.
Product exploration explored 100000 steps with 30815 reset in 2092 ms.
Support contains 1 out of 2493 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2493/2493 places, 1795/1795 transitions.
Applied a total of 0 rules in 89 ms. Remains 2493 /2493 variables (removed 0) and now considering 1795/1795 (removed 0) transitions.
[2024-06-01 17:23:45] [INFO ] Invariant cache hit.
[2024-06-01 17:23:46] [INFO ] Implicit Places using invariants in 1601 ms returned []
[2024-06-01 17:23:46] [INFO ] Invariant cache hit.
[2024-06-01 17:23:49] [INFO ] Implicit Places using invariants and state equation in 2950 ms returned []
Implicit Place search using SMT with State Equation took 4558 ms to find 0 implicit places.
[2024-06-01 17:23:49] [INFO ] Redundant transitions in 38 ms returned []
Running 1793 sub problems to find dead transitions.
[2024-06-01 17:23:49] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2491 variables, 2491/2491 constraints. Problems are: Problem set: 0 solved, 1793 unsolved
SMT process timed out in 30432ms, After SMT, problems are : Problem set: 0 solved, 1793 unsolved
Search for dead transitions found 0 dead transitions in 30450ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 35160 ms. Remains : 2493/2493 places, 1795/1795 transitions.
Treatment of property ShieldPPPt-PT-100A-LTLFireability-10 finished in 126044 ms.
[2024-06-01 17:24:20] [INFO ] Flatten gal took : 139 ms
[2024-06-01 17:24:20] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 17:24:20] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2503 places, 1802 transitions and 7204 arcs took 13 ms.
Total runtime 1867073 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : ShieldPPPt-PT-100A-LTLFireability-01
Could not compute solution for formula : ShieldPPPt-PT-100A-LTLFireability-06
Could not compute solution for formula : ShieldPPPt-PT-100A-LTLFireability-07
FORMULA ShieldPPPt-PT-100A-LTLFireability-10 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717262835802

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name ShieldPPPt-PT-100A-LTLFireability-01
ltl formula formula --ltl=/tmp/2883/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 2503 places, 1802 transitions and 7204 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.190 real 0.060 user 0.060 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2883/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2883/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2883/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2883/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4): There are 2504 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 2504, there are 2041 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4): ~2426 levels ~10000 states ~52856 transitions
pnml2lts-mc( 2/ 4): ~5000 levels ~20000 states ~141312 transitions
pnml2lts-mc( 2/ 4): ~10000 levels ~40000 states ~291592 transitions
pnml2lts-mc( 2/ 4): ~20000 levels ~80000 states ~607208 transitions
pnml2lts-mc( 2/ 4): ~40000 levels ~160000 states ~1263604 transitions
pnml2lts-mc( 2/ 4): ~80000 levels ~320000 states ~2612388 transitions
pnml2lts-mc( 1/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 361810
pnml2lts-mc( 0/ 4): unique transitions count: 3308662
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 906551
pnml2lts-mc( 0/ 4): - claim success count: 361829
pnml2lts-mc( 0/ 4): - cum. max stack depth: 360414
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 361829 states 3308689 transitions, fanout: 9.144
pnml2lts-mc( 0/ 4): Total exploration time 50.880 sec (50.800 sec minimum, 50.850 sec on average)
pnml2lts-mc( 0/ 4): States per second: 7111, Transitions per second: 65029
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 80.7MB, 38.6 B/state, compr.: 0.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 6.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 1832 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 80.7MB (~256.0MB paged-in)
ltl formula name ShieldPPPt-PT-100A-LTLFireability-06
ltl formula formula --ltl=/tmp/2883/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 2503 places, 1802 transitions and 7204 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.190 real 0.090 user 0.060 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2883/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2883/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2883/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2883/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 2505 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 2504, there are 1878 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~2478 levels ~10000 states ~52980 transitions
pnml2lts-mc( 0/ 4): ~4938 levels ~20000 states ~110576 transitions
pnml2lts-mc( 0/ 4): ~9862 levels ~40000 states ~228660 transitions
pnml2lts-mc( 3/ 4): ~20000 levels ~80000 states ~667428 transitions
pnml2lts-mc( 3/ 4): ~40000 levels ~160000 states ~1366876 transitions
pnml2lts-mc( 3/ 4): ~80000 levels ~320000 states ~2814564 transitions
pnml2lts-mc( 3/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 418089
pnml2lts-mc( 0/ 4): unique transitions count: 3302975
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1014539
pnml2lts-mc( 0/ 4): - claim success count: 418104
pnml2lts-mc( 0/ 4): - cum. max stack depth: 416197
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 418105 states 3303010 transitions, fanout: 7.900
pnml2lts-mc( 0/ 4): Total exploration time 59.390 sec (59.340 sec minimum, 59.362 sec on average)
pnml2lts-mc( 0/ 4): States per second: 7040, Transitions per second: 55616
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 79.8MB, 40.4 B/state, compr.: 0.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 6.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 1832 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 79.8MB (~256.0MB paged-in)
ltl formula name ShieldPPPt-PT-100A-LTLFireability-07
ltl formula formula --ltl=/tmp/2883/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 2503 places, 1802 transitions and 7204 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.190 real 0.080 user 0.040 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2883/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2883/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2883/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2883/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 2505 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 2504, there are 2090 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4): ~2463 levels ~10000 states ~50452 transitions
pnml2lts-mc( 3/ 4): ~4912 levels ~20000 states ~107028 transitions
pnml2lts-mc( 3/ 4): ~9838 levels ~40000 states ~229436 transitions
pnml2lts-mc( 3/ 4): ~19731 levels ~80000 states ~512452 transitions
pnml2lts-mc( 3/ 4): ~39510 levels ~160000 states ~1089404 transitions
pnml2lts-mc( 3/ 4): ~79146 levels ~320000 states ~2320936 transitions
pnml2lts-mc( 1/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 442103
pnml2lts-mc( 0/ 4): unique transitions count: 3380416
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 973333
pnml2lts-mc( 0/ 4): - claim success count: 442116
pnml2lts-mc( 0/ 4): - cum. max stack depth: 438901
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 442116 states 3380454 transitions, fanout: 7.646
pnml2lts-mc( 0/ 4): Total exploration time 60.290 sec (60.220 sec minimum, 60.250 sec on average)
pnml2lts-mc( 0/ 4): States per second: 7333, Transitions per second: 56070
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 79.8MB, 40.4 B/state, compr.: 0.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 6.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 1832 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 79.8MB (~256.0MB paged-in)
ltl formula name ShieldPPPt-PT-100A-LTLFireability-10
ltl formula formula --ltl=/tmp/2883/ltl_3_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 2503 places, 1802 transitions and 7204 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.200 real 0.060 user 0.070 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2883/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2883/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2883/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2883/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 2505 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 2504, there are 1805 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 1/ 4): Accepting cycle FOUND at depth ~78!
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 191
pnml2lts-mc( 0/ 4): unique states count: 381
pnml2lts-mc( 0/ 4): unique transitions count: 1258
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 79
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 399
pnml2lts-mc( 0/ 4): - cum. max stack depth: 207
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 399 states 1300 transitions, fanout: 3.258
pnml2lts-mc( 0/ 4): Total exploration time 0.060 sec (0.060 sec minimum, 0.060 sec on average)
pnml2lts-mc( 0/ 4): States per second: 6650, Transitions per second: 21667
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.1MB, 55.4 B/state, compr.: 0.6%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 1832 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.1MB (~256.0MB paged-in)