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.r520-tall-171662338900604.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 Referendum-PT-0050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r520-tall-171662338900604
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 48K Apr 11 16:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 270K Apr 11 16:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 29K Apr 11 16:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 226K Apr 11 16:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 24K Apr 23 07:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Apr 23 07:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Apr 23 07:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 62K Apr 23 07:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 82K Apr 11 16:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 435K Apr 11 16:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 64K Apr 11 16:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 506K Apr 11 16:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.8K Apr 23 07:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 14K Apr 23 07:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 57K 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 Referendum-PT-0050-LTLFireability-00
FORMULA_NAME Referendum-PT-0050-LTLFireability-01
FORMULA_NAME Referendum-PT-0050-LTLFireability-02
FORMULA_NAME Referendum-PT-0050-LTLFireability-03
FORMULA_NAME Referendum-PT-0050-LTLFireability-04
FORMULA_NAME Referendum-PT-0050-LTLFireability-05
FORMULA_NAME Referendum-PT-0050-LTLFireability-06
FORMULA_NAME Referendum-PT-0050-LTLFireability-07
FORMULA_NAME Referendum-PT-0050-LTLFireability-08
FORMULA_NAME Referendum-PT-0050-LTLFireability-09
FORMULA_NAME Referendum-PT-0050-LTLFireability-10
FORMULA_NAME Referendum-PT-0050-LTLFireability-11
FORMULA_NAME Referendum-PT-0050-LTLFireability-12
FORMULA_NAME Referendum-PT-0050-LTLFireability-13
FORMULA_NAME Referendum-PT-0050-LTLFireability-14
FORMULA_NAME Referendum-PT-0050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717261860108

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Referendum-PT-0050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 17:11:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 17:11:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 17:11:01] [INFO ] Load time of PNML (sax parser for PT used): 61 ms
[2024-06-01 17:11:01] [INFO ] Transformed 151 places.
[2024-06-01 17:11:01] [INFO ] Transformed 101 transitions.
[2024-06-01 17:11:01] [INFO ] Found NUPN structural information;
[2024-06-01 17:11:01] [INFO ] Parsed PT model containing 151 places and 101 transitions and 251 arcs in 158 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA Referendum-PT-0050-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Referendum-PT-0050-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 51 out of 151 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 151/151 places, 101/101 transitions.
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 0 with 150 rules applied. Total rules applied 150 place count 51 transition count 51
Applied a total of 150 rules in 28 ms. Remains 51 /151 variables (removed 100) and now considering 51/101 (removed 50) transitions.
// Phase 1: matrix 51 rows 51 cols
[2024-06-01 17:11:01] [INFO ] Computed 0 invariants in 8 ms
[2024-06-01 17:11:01] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-06-01 17:11:01] [INFO ] Invariant cache hit.
[2024-06-01 17:11:01] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 737 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 703 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1480ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1492ms
Starting structural reductions in LTL mode, iteration 1 : 51/151 places, 51/101 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1779 ms. Remains : 51/151 places, 51/101 transitions.
Support contains 51 out of 51 places after structural reductions.
[2024-06-01 17:11:03] [INFO ] Flatten gal took : 20 ms
[2024-06-01 17:11:03] [INFO ] Flatten gal took : 9 ms
[2024-06-01 17:11:03] [INFO ] Input system was already deterministic with 51 transitions.
Reduction of identical properties reduced properties to check from 14 to 11
RANDOM walk for 204 steps (0 resets) in 25 ms. (7 steps per ms) remains 0/11 properties
Computed a total of 51 stabilizing places and 51 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 51
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 50 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 4 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
[2024-06-01 17:11:04] [INFO ] Invariant cache hit.
[2024-06-01 17:11:04] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 17:11:04] [INFO ] Invariant cache hit.
[2024-06-01 17:11:04] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2024-06-01 17:11:04] [INFO ] Redundant transitions in 0 ms returned []
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 537 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 647 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1196ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1205ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1286 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 156 ms :[(NOT p0)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-00
Stuttering criterion allowed to conclude after 51 steps with 0 reset in 3 ms.
FORMULA Referendum-PT-0050-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-00 finished in 1506 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 1 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 49 place count 2 transition count 2
Iterating global reduction 0 with 49 rules applied. Total rules applied 98 place count 2 transition count 2
Applied a total of 98 rules in 5 ms. Remains 2 /51 variables (removed 49) and now considering 2/51 (removed 49) transitions.
// Phase 1: matrix 2 rows 2 cols
[2024-06-01 17:11:05] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:05] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-06-01 17:11:05] [INFO ] Invariant cache hit.
[2024-06-01 17:11:05] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-06-01 17:11:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/4 variables, and 2 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/4 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/4 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 44ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 44ms
Starting structural reductions in LTL mode, iteration 1 : 2/51 places, 2/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 2/51 places, 2/51 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-02
Product exploration explored 100000 steps with 1923 reset in 167 ms.
Product exploration explored 100000 steps with 1923 reset in 98 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 112 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 209 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 17:11:06] [INFO ] Invariant cache hit.
[2024-06-01 17:11:06] [INFO ] [Real]Absence check using state equation in 1 ms returned sat
[2024-06-01 17:11:06] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 17:11:06] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2024-06-01 17:11:06] [INFO ] Invariant cache hit.
[2024-06-01 17:11:06] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-06-01 17:11:06] [INFO ] Invariant cache hit.
[2024-06-01 17:11:06] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-06-01 17:11:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/4 variables, and 2 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/4 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/4 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 59ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 59ms
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 2/2 places, 2/2 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 204 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 117 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 17:11:07] [INFO ] Invariant cache hit.
[2024-06-01 17:11:07] [INFO ] [Real]Absence check using state equation in 1 ms returned sat
[2024-06-01 17:11:07] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 17:11:07] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 173 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1923 reset in 105 ms.
Product exploration explored 100000 steps with 1923 reset in 103 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Graph (complete) has 1 edges and 2 vertex of which 1 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 9 ms. Remains 1 /2 variables (removed 1) and now considering 1/2 (removed 1) transitions.
[2024-06-01 17:11:08] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1/2 places, 1/2 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 17 ms. Remains : 1/2 places, 1/2 transitions.
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2024-06-01 17:11:08] [INFO ] Invariant cache hit.
[2024-06-01 17:11:08] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-06-01 17:11:08] [INFO ] Invariant cache hit.
[2024-06-01 17:11:08] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-06-01 17:11:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/4 variables, and 2 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/4 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/4 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 50ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 50ms
Finished structural reductions in LTL mode , in 1 iterations and 84 ms. Remains : 2/2 places, 2/2 transitions.
Treatment of property Referendum-PT-0050-LTLFireability-02 finished in 3240 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)))))'
Support contains 51 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 0 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
// Phase 1: matrix 51 rows 51 cols
[2024-06-01 17:11:08] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 17:11:08] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-01 17:11:08] [INFO ] Invariant cache hit.
[2024-06-01 17:11:08] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 519 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 646 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1172ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1173ms
Finished structural reductions in LTL mode , in 1 iterations and 1252 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 139 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 258 ms.
Product exploration explored 100000 steps with 33333 reset in 269 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 51
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X p0), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-03 finished in 1995 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 50 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
[2024-06-01 17:11:10] [INFO ] Invariant cache hit.
[2024-06-01 17:11:10] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-01 17:11:10] [INFO ] Invariant cache hit.
[2024-06-01 17:11:10] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 465 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 629 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1103ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1103ms
Finished structural reductions in LTL mode , in 1 iterations and 1170 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 192 ms.
Product exploration explored 100000 steps with 50000 reset in 205 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 51
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 115 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-04 finished in 1824 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 50 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
[2024-06-01 17:11:12] [INFO ] Invariant cache hit.
[2024-06-01 17:11:12] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-06-01 17:11:12] [INFO ] Invariant cache hit.
[2024-06-01 17:11:12] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 528 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 676 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1227ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1228ms
Finished structural reductions in LTL mode , in 1 iterations and 1299 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-05
Entered a terminal (fully accepting) state of product in 51 steps with 0 reset in 1 ms.
FORMULA Referendum-PT-0050-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-05 finished in 1396 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 50 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 3 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
[2024-06-01 17:11:14] [INFO ] Invariant cache hit.
[2024-06-01 17:11:14] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-01 17:11:14] [INFO ] Invariant cache hit.
[2024-06-01 17:11:14] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2024-06-01 17:11:14] [INFO ] Redundant transitions in 0 ms returned []
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 508 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 680 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1198ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1199ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1284 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 90 ms :[p0, p0]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-06
Product exploration explored 100000 steps with 1923 reset in 222 ms.
Product exploration explored 100000 steps with 1923 reset in 282 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 51
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 17 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-06 finished in 1960 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 50 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 51/51 (removed 0) transitions.
[2024-06-01 17:11:15] [INFO ] Invariant cache hit.
[2024-06-01 17:11:15] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-01 17:11:15] [INFO ] Invariant cache hit.
[2024-06-01 17:11:16] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2024-06-01 17:11:16] [INFO ] Redundant transitions in 1 ms returned []
Running 50 sub problems to find dead transitions.
[2024-06-01 17:11:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (OVERLAPS) 1/102 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/102 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 102 constraints, problems are : Problem set: 0 solved, 50 unsolved in 502 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (OVERLAPS) 51/101 variables, 50/100 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 50/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 1/102 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/102 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 152 constraints, problems are : Problem set: 0 solved, 50 unsolved in 625 ms.
Refiners :[Domain max(s): 51/51 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 0/0 constraints]
After SMT, in 1134ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 1135ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1199 ms. Remains : 51/51 places, 51/51 transitions.
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-07
Stuttering criterion allowed to conclude after 53 steps with 1 reset in 1 ms.
FORMULA Referendum-PT-0050-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-07 finished in 1277 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U G(p1)) U p2))'
Support contains 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 3 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.1 ms
Discarding 48 places :
Also discarding 48 output transitions
Drop transitions (Output transitions of discarded places.) removed 48 transitions
Applied a total of 1 rules in 1 ms. Remains 3 /51 variables (removed 48) and now considering 3/51 (removed 48) transitions.
// Phase 1: matrix 3 rows 3 cols
[2024-06-01 17:11:17] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-06-01 17:11:17] [INFO ] Invariant cache hit.
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-06-01 17:11:17] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-06-01 17:11:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 65ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 66ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/51 places, 3/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 113 ms. Remains : 3/51 places, 3/51 transitions.
Stuttering acceptance computed with spot in 365 ms :[(NOT p2), true, (NOT p1), (NOT p1)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-08
Entered a terminal (fully accepting) state of product in 4 steps with 1 reset in 0 ms.
FORMULA Referendum-PT-0050-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-08 finished in 490 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 1 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 1 are kept as prefixes of interest. Removing 50 places using SCC suffix rule.1 ms
Discarding 50 places :
Also discarding 50 output transitions
Drop transitions (Output transitions of discarded places.) removed 50 transitions
Applied a total of 1 rules in 1 ms. Remains 1 /51 variables (removed 50) and now considering 1/51 (removed 50) transitions.
// Phase 1: matrix 1 rows 1 cols
[2024-06-01 17:11:17] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 17:11:17] [INFO ] Invariant cache hit.
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-06-01 17:11:17] [INFO ] Redundant transitions in 1 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1/51 places, 1/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 48 ms. Remains : 1/51 places, 1/51 transitions.
Stuttering acceptance computed with spot in 44 ms :[p0]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Referendum-PT-0050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-09 finished in 102 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((F(p0) U p1))))'
Support contains 2 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 3 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.0 ms
Discarding 48 places :
Also discarding 48 output transitions
Drop transitions (Output transitions of discarded places.) removed 48 transitions
Applied a total of 1 rules in 1 ms. Remains 3 /51 variables (removed 48) and now considering 3/51 (removed 48) transitions.
// Phase 1: matrix 3 rows 3 cols
[2024-06-01 17:11:17] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 17:11:17] [INFO ] Invariant cache hit.
[2024-06-01 17:11:17] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-06-01 17:11:17] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-06-01 17:11:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 29 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 62ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/51 places, 3/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 3/51 places, 3/51 transitions.
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-10
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA Referendum-PT-0050-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-10 finished in 258 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((p1||X(G(p2))))))'
Support contains 2 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Discarding 47 places :
Symmetric choice reduction at 0 with 47 rule applications. Total rules 47 place count 4 transition count 4
Iterating global reduction 0 with 47 rules applied. Total rules applied 94 place count 4 transition count 4
Applied a total of 94 rules in 2 ms. Remains 4 /51 variables (removed 47) and now considering 4/51 (removed 47) transitions.
// Phase 1: matrix 4 rows 4 cols
[2024-06-01 17:11:18] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 3 sub problems to find dead transitions.
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 25 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 33 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 63ms
Starting structural reductions in LTL mode, iteration 1 : 4/51 places, 4/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 108 ms. Remains : 4/51 places, 4/51 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 39 ms.
Product exploration explored 100000 steps with 50000 reset in 40 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p2)))), (F (G (NOT p0))), (F (G (NOT p1))), (F (G p2))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 32 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-11 finished in 440 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0&&G(p1)) U !p2))))'
Support contains 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Discarding 47 places :
Symmetric choice reduction at 0 with 47 rule applications. Total rules 47 place count 4 transition count 4
Iterating global reduction 0 with 47 rules applied. Total rules applied 94 place count 4 transition count 4
Applied a total of 94 rules in 2 ms. Remains 4 /51 variables (removed 47) and now considering 4/51 (removed 47) transitions.
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants in 13 ms returned []
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
Running 3 sub problems to find dead transitions.
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 25 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 29 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 57ms
Starting structural reductions in LTL mode, iteration 1 : 4/51 places, 4/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 4/51 places, 4/51 transitions.
Stuttering acceptance computed with spot in 171 ms :[p2, p2, p2, true, (NOT p1)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Referendum-PT-0050-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Referendum-PT-0050-LTLFireability-12 finished in 275 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 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 4 are kept as prefixes of interest. Removing 47 places using SCC suffix rule.1 ms
Discarding 47 places :
Also discarding 47 output transitions
Drop transitions (Output transitions of discarded places.) removed 47 transitions
Applied a total of 1 rules in 2 ms. Remains 4 /51 variables (removed 47) and now considering 4/51 (removed 47) transitions.
// Phase 1: matrix 4 rows 4 cols
[2024-06-01 17:11:18] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
[2024-06-01 17:11:18] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-06-01 17:11:18] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2024-06-01 17:11:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 43 ms.
Refiners :[Domain max(s): 4/4 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1/8 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/8 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 11 constraints, problems are : Problem set: 0 solved, 3 unsolved in 38 ms.
Refiners :[Domain max(s): 4/4 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 83ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 84ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/51 places, 4/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 134 ms. Remains : 4/51 places, 4/51 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 50 ms.
Product exploration explored 100000 steps with 50000 reset in 42 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X p0), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-14 finished in 339 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)&&F(p1))))'
Support contains 2 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 3 are kept as prefixes of interest. Removing 48 places using SCC suffix rule.1 ms
Discarding 48 places :
Also discarding 48 output transitions
Drop transitions (Output transitions of discarded places.) removed 48 transitions
Applied a total of 1 rules in 1 ms. Remains 3 /51 variables (removed 48) and now considering 3/51 (removed 48) transitions.
// Phase 1: matrix 3 rows 3 cols
[2024-06-01 17:11:19] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:19] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-06-01 17:11:19] [INFO ] Invariant cache hit.
[2024-06-01 17:11:19] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-06-01 17:11:19] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-06-01 17:11:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 27 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[Domain max(s): 3/3 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 64ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/51 places, 3/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 112 ms. Remains : 3/51 places, 3/51 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Referendum-PT-0050-LTLFireability-15
Product exploration explored 100000 steps with 27270 reset in 39 ms.
Product exploration explored 100000 steps with 27250 reset in 43 ms.
Computed a total of 3 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X (NOT p1)), (X (NOT p0)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 19 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Referendum-PT-0050-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Referendum-PT-0050-LTLFireability-15 finished in 375 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)))))'
Found a Lengthening insensitive property : Referendum-PT-0050-LTLFireability-02
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 51 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 51/51 places, 51/51 transitions.
Graph (complete) has 50 edges and 51 vertex of which 1 are kept as prefixes of interest. Removing 50 places using SCC suffix rule.1 ms
Discarding 50 places :
Also discarding 50 output transitions
Drop transitions (Output transitions of discarded places.) removed 50 transitions
Applied a total of 1 rules in 2 ms. Remains 1 /51 variables (removed 50) and now considering 1/51 (removed 50) transitions.
// Phase 1: matrix 1 rows 1 cols
[2024-06-01 17:11:19] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 17:11:19] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-06-01 17:11:19] [INFO ] Invariant cache hit.
[2024-06-01 17:11:19] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LI_LTL mode, iteration 1 : 1/51 places, 1/51 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 46 ms. Remains : 1/51 places, 1/51 transitions.
Running random walk in product with property : Referendum-PT-0050-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 26 ms.
Product exploration explored 100000 steps with 50000 reset in 29 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1 transition count 1
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 82 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 17:11:20] [INFO ] Invariant cache hit.
[2024-06-01 17:11:20] [INFO ] [Real]Absence check using state equation in 1 ms returned sat
[2024-06-01 17:11:20] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 17:11:20] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 1 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1/1 places, 1/1 transitions.
Applied a total of 0 rules in 0 ms. Remains 1 /1 variables (removed 0) and now considering 1/1 (removed 0) transitions.
[2024-06-01 17:11:20] [INFO ] Invariant cache hit.
[2024-06-01 17:11:20] [INFO ] Implicit Places using invariants in 13 ms returned []
[2024-06-01 17:11:20] [INFO ] Invariant cache hit.
[2024-06-01 17:11:20] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 35 ms. Remains : 1/1 places, 1/1 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1 transition count 1
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 17:11:21] [INFO ] Invariant cache hit.
[2024-06-01 17:11:21] [INFO ] [Real]Absence check using state equation in 0 ms returned sat
[2024-06-01 17:11:21] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 17:11:21] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 50000 reset in 20 ms.
Product exploration explored 100000 steps with 50000 reset in 29 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 1 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1/1 places, 1/1 transitions.
Applied a total of 0 rules in 0 ms. Remains 1 /1 variables (removed 0) and now considering 1/1 (removed 0) transitions.
[2024-06-01 17:11:21] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 6 ms. Remains : 1/1 places, 1/1 transitions.
Support contains 1 out of 1 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1/1 places, 1/1 transitions.
Applied a total of 0 rules in 1 ms. Remains 1 /1 variables (removed 0) and now considering 1/1 (removed 0) transitions.
[2024-06-01 17:11:21] [INFO ] Invariant cache hit.
[2024-06-01 17:11:21] [INFO ] Implicit Places using invariants in 11 ms returned []
[2024-06-01 17:11:21] [INFO ] Invariant cache hit.
[2024-06-01 17:11:21] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 32 ms. Remains : 1/1 places, 1/1 transitions.
Treatment of property Referendum-PT-0050-LTLFireability-02 finished in 2206 ms.
[2024-06-01 17:11:21] [INFO ] Flatten gal took : 20 ms
[2024-06-01 17:11:21] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-06-01 17:11:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 51 places, 51 transitions and 101 arcs took 14 ms.
Total runtime 20444 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA Referendum-PT-0050-LTLFireability-02 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717261963178

--------------------
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 Referendum-PT-0050-LTLFireability-02
ltl formula formula --ltl=/tmp/1373/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 51 places, 51 transitions and 101 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 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1373/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1373/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1373/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1373/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 53 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 52, there are 58 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): ~51 levels ~10000 states ~58644 transitions
pnml2lts-mc( 0/ 4): ~51 levels ~20000 states ~123532 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~40000 states ~263428 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~80000 states ~562116 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~160000 states ~1199076 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~320000 states ~2553028 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~640000 states ~5424708 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~1280000 states ~11482756 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~2560000 states ~24247852 transitions
pnml2lts-mc( 1/ 4): ~52 levels ~5120000 states ~51045124 transitions
pnml2lts-mc( 0/ 4): ~51 levels ~10240000 states ~107217404 transitions
pnml2lts-mc( 0/ 4): ~51 levels ~20480000 states ~224641532 transitions
pnml2lts-mc( 1/ 4): Error: tree roots table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 33549944
pnml2lts-mc( 0/ 4): unique states count: 33550094
pnml2lts-mc( 0/ 4): unique transitions count: 383837432
pnml2lts-mc( 0/ 4): - self-loop count: 1
pnml2lts-mc( 0/ 4): - claim dead count: 350283107
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 33550100
pnml2lts-mc( 0/ 4): - cum. max stack depth: 205
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 33550100 states 383837588 transitions, fanout: 11.441
pnml2lts-mc( 0/ 4): Total exploration time 80.300 sec (80.270 sec minimum, 80.285 sec on average)
pnml2lts-mc( 0/ 4): States per second: 417809, Transitions per second: 4780044
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 257.1MB, 8.0 B/state, compr.: 3.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 99.0%/1.0%
pnml2lts-mc( 0/ 4): Stored 51 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 257.1MB (~256.0MB paged-in)

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Referendum-PT-0050"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Referendum-PT-0050, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r520-tall-171662338900604"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Referendum-PT-0050.tgz
mv Referendum-PT-0050 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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