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.r245-tall-171654350500731.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is PGCD-COL-D05N025, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-171654350500731
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 6.8K Apr 11 15:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Apr 11 15:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Apr 11 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 11 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 6 10:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 6 10:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 6 10:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 6 10:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Apr 11 15:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Apr 11 15:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Apr 11 15:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 11 15:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 11K 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 PGCD-COL-D05N025-LTLCardinality-00
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-01
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-02
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-03
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-04
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-05
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-06
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-07
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-08
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-09
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-10
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-11
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-12
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-13
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-14
FORMULA_NAME PGCD-COL-D05N025-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716705068098

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D05N025
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 06:31:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-26 06:31:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 06:31:09] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-26 06:31:09] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-26 06:31:09] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 499 ms
[2024-05-26 06:31:09] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 18 PT places and 18.0 transition bindings in 14 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
[2024-05-26 06:31:09] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 3 ms.
[2024-05-26 06:31:09] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PGCD-COL-D05N025-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40318 steps (8 resets) in 128 ms. (312 steps per ms) remains 6/14 properties
BEST_FIRST walk for 40000 steps (8 resets) in 938 ms. (42 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 339 ms. (117 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 385 ms. (103 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 308 ms. (129 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 79 ms. (500 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 98 ms. (404 steps per ms) remains 6/6 properties
// Phase 1: matrix 3 rows 3 cols
[2024-05-26 06:31:10] [INFO ] Computed 2 invariants in 3 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp11 is UNSAT
At refinement iteration 1 (OVERLAPS) 1/3 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/5 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5/6 variables, and 5 constraints, problems are : Problem set: 3 solved, 3 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2024-05-26 06:31:11] [INFO ] Deduced a trap composed of 1 places in 59 ms of which 35 ms to minimize.
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp12 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/3 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2/5 variables, 3/6 constraints. Problems are: Problem set: 5 solved, 1 unsolved
Problem AtomicPropp5 is UNSAT
After SMT solving in domain Int declared 5/6 variables, and 7 constraints, problems are : Problem set: 6 solved, 0 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 1/6 constraints, Known Traps: 1/1 constraints]
After SMT, in 299ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 6 atomic propositions for a total of 12 simplifications.
FORMULA PGCD-COL-D05N025-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-26 06:31:11] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2024-05-26 06:31:11] [INFO ] Flatten gal took : 13 ms
FORMULA PGCD-COL-D05N025-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-26 06:31:11] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD $x 1) 6)]] contains successor/predecessor on variables of sort CD
[2024-05-26 06:31:11] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 84 arcs in 9 ms.
[2024-05-26 06:31:11] [INFO ] Unfolded 8 HLPN properties in 0 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 18 rows 18 cols
[2024-05-26 06:31:11] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 06:31:11] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 255ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 255ms
[2024-05-26 06:31:11] [INFO ] Invariant cache hit.
[2024-05-26 06:31:11] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-26 06:31:11] [INFO ] Invariant cache hit.
[2024-05-26 06:31:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:11] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:11] [INFO ] Invariant cache hit.
[2024-05-26 06:31:11] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 263ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 263ms
Finished structural reductions in LTL mode , in 1 iterations and 595 ms. Remains : 18/18 places, 18/18 transitions.
Support contains 18 out of 18 places after structural reductions.
[2024-05-26 06:31:11] [INFO ] Flatten gal took : 4 ms
[2024-05-26 06:31:11] [INFO ] Flatten gal took : 4 ms
[2024-05-26 06:31:11] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 40033 steps (8 resets) in 163 ms. (244 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 89 ms. (444 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 86 ms. (459 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 93 ms. (425 steps per ms) remains 3/3 properties
[2024-05-26 06:31:12] [INFO ] Invariant cache hit.
[2024-05-26 06:31:12] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp1 is UNSAT
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 1 solved, 2 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
[2024-05-26 06:31:12] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
[2024-05-26 06:31:12] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 10 ms to minimize.
[2024-05-26 06:31:12] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Int declared 18/36 variables, and 10 constraints, problems are : Problem set: 3 solved, 0 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/18 constraints, ReadFeed: 0/6 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 3/3 constraints]
After SMT, in 197ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 3 atomic propositions for a total of 8 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:12] [INFO ] Invariant cache hit.
[2024-05-26 06:31:12] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 130 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 253ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 253ms
[2024-05-26 06:31:12] [INFO ] Invariant cache hit.
[2024-05-26 06:31:12] [INFO ] Implicit Places using invariants in 39 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 60 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 317 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-01
Product exploration explored 100000 steps with 0 reset in 245 ms.
Product exploration explored 100000 steps with 0 reset in 274 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
RANDOM walk for 40011 steps (8 resets) in 23 ms. (1667 steps per ms) remains 1/1 properties
BEST_FIRST walk for 10488 steps (0 resets) in 14 ms. (699 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 18 rows 12 cols
[2024-05-26 06:31:13] [INFO ] Computed 1 invariants in 1 ms
[2024-05-26 06:31:13] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 165ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 166ms
[2024-05-26 06:31:13] [INFO ] Invariant cache hit.
[2024-05-26 06:31:13] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-26 06:31:13] [INFO ] Invariant cache hit.
[2024-05-26 06:31:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:14] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-26 06:31:14] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:14] [INFO ] Invariant cache hit.
[2024-05-26 06:31:14] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 139ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 139ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 359 ms. Remains : 12/12 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
RANDOM walk for 40026 steps (8 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
BEST_FIRST walk for 10429 steps (0 resets) in 11 ms. (869 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 122 ms.
Product exploration explored 100000 steps with 0 reset in 167 ms.
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:14] [INFO ] Invariant cache hit.
[2024-05-26 06:31:14] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 129ms
[2024-05-26 06:31:14] [INFO ] Invariant cache hit.
[2024-05-26 06:31:14] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-26 06:31:14] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:15] [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.
[2024-05-26 06:31:15] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 116ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 295 ms. Remains : 12/12 places, 18/18 transitions.
Treatment of property PGCD-COL-D05N025-LTLCardinality-01 finished in 2698 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 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 6 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 18 rows 18 cols
[2024-05-26 06:31:15] [INFO ] Computed 7 invariants in 1 ms
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 167ms
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:15] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2024-05-26 06:31:15] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 144ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 145ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 407 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 177 ms.
Stack based approach found an accepted trace after 1604 steps with 0 reset with depth 1605 and stack size 1547 in 5 ms.
FORMULA PGCD-COL-D05N025-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLCardinality-02 finished in 638 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U X(p0)))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 147ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 147ms
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 06:31:15] [INFO ] Invariant cache hit.
[2024-05-26 06:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:16] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:16] [INFO ] Invariant cache hit.
[2024-05-26 06:31:16] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 168ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 168ms
Finished structural reductions in LTL mode , in 1 iterations and 370 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 232 ms :[(NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 143 ms.
Product exploration explored 100000 steps with 50000 reset in 154 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 11 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D05N025-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLCardinality-04 finished in 929 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 U p1)||X(F(!p1))))))'
Support contains 0 out of 18 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:16] [INFO ] Invariant cache hit.
[2024-05-26 06:31:16] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 153ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 153ms
[2024-05-26 06:31:16] [INFO ] Invariant cache hit.
[2024-05-26 06:31:16] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-26 06:31:16] [INFO ] Invariant cache hit.
[2024-05-26 06:31:16] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:16] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2024-05-26 06:31:16] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:16] [INFO ] Invariant cache hit.
[2024-05-26 06:31:16] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 130ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 348 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 10 ms :[false]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-05
Initial state of product has no viable successors after 0 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D05N025-LTLCardinality-05 TRUE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLCardinality-05 finished in 369 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 135ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 135ms
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] Implicit Places using invariants in 29 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 43 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 181 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-07
Product exploration explored 100000 steps with 33333 reset in 94 ms.
Product exploration explored 100000 steps with 33333 reset in 84 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 15 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D05N025-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLCardinality-07 finished in 488 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 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 153ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 153ms
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-26 06:31:17] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2024-05-26 06:31:17] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:17] [INFO ] Invariant cache hit.
[2024-05-26 06:31:17] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 122ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 345 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-08
Product exploration explored 100000 steps with 0 reset in 139 ms.
Stack based approach found an accepted trace after 43 steps with 0 reset with depth 44 and stack size 44 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLCardinality-08 finished in 529 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 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:18] [INFO ] Invariant cache hit.
[2024-05-26 06:31:18] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 80 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 156ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 156ms
[2024-05-26 06:31:18] [INFO ] Invariant cache hit.
[2024-05-26 06:31:18] [INFO ] Implicit Places using invariants in 27 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 30 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 188 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-13
Product exploration explored 100000 steps with 69 reset in 121 ms.
Stack based approach found an accepted trace after 8979 steps with 4 reset with depth 609 and stack size 582 in 11 ms.
FORMULA PGCD-COL-D05N025-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLCardinality-13 finished in 394 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-26 06:31:18] [INFO ] Invariant cache hit.
[2024-05-26 06:31:18] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 117ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 117ms
[2024-05-26 06:31:18] [INFO ] Invariant cache hit.
[2024-05-26 06:31:18] [INFO ] Implicit Places using invariants in 32 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 32 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 151 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 113 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PGCD-COL-D05N025-LTLCardinality-14
Product exploration explored 100000 steps with 50000 reset in 85 ms.
Product exploration explored 100000 steps with 50000 reset in 96 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (NOT (AND (NOT p0) p1))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 18 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D05N025-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLCardinality-14 finished in 483 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)))'
[2024-05-26 06:31:19] [INFO ] Flatten gal took : 2 ms
[2024-05-26 06:31:19] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2024-05-26 06:31:19] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 18 places, 18 transitions and 84 arcs took 2 ms.
Total runtime 9945 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running PGCD-COL-D05N025

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 18
TRANSITIONS: 18
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.001s, Sys 0.000s]


SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


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

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

Process ID: 904
MODEL NAME: /home/mcc/execution/411/model
18 places, 18 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA PGCD-COL-D05N025-LTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716706014732

--------------------
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:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PGCD-COL-D05N025"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is PGCD-COL-D05N025, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r245-tall-171654350500731"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D05N025.tgz
mv PGCD-COL-D05N025 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;