About the Execution of GreatSPN+red for PGCD-COL-D03N050
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2459.056 | 3600000.00 | 3682268.00 | 11024.70 | FTFFF?TFFTTFFTTF | normal |
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-171654350500707.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-D03N050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-171654350500707
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 6.1K Apr 11 15:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Apr 11 15:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Apr 11 15:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Apr 11 15:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 6 10:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 6 10:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 6 10:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 15:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K Apr 11 15:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Apr 11 15:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 27K Apr 11 15:38 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-D03N050-LTLCardinality-00
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-01
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-02
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-03
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-04
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-05
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-06
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-07
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-08
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-09
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-10
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-11
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-12
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-13
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-14
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716703711111
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-D03N050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 06:08:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-26 06:08:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 06:08:32] [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 06:08:32] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-26 06:08:32] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 535 ms
[2024-05-26 06:08:32] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 12 PT places and 12.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2024-05-26 06:08:33] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 4 ms.
[2024-05-26 06:08:33] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 3 formulas.
FORMULA PGCD-COL-D03N050-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 13 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40620 steps (8 resets) in 132 ms. (305 steps per ms) remains 8/19 properties
BEST_FIRST walk for 40002 steps (8 resets) in 828 ms. (48 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 607 ms. (65 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 287 ms. (138 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 105 ms. (377 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 8/8 properties
// Phase 1: matrix 3 rows 3 cols
[2024-05-26 06:08:34] [INFO ] Computed 2 invariants in 9 ms
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp16 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 2/5 variables, 3/5 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/5 variables, 0/5 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5/6 variables, and 5 constraints, problems are : Problem set: 4 solved, 4 unsolved in 233 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
[2024-05-26 06:08:34] [INFO ] Deduced a trap composed of 1 places in 119 ms of which 11 ms to minimize.
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 1/3 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/5 variables, 3/6 constraints. Problems are: Problem set: 6 solved, 2 unsolved
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Int declared 5/6 variables, and 8 constraints, problems are : Problem set: 8 solved, 0 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/8 constraints, Known Traps: 1/1 constraints]
After SMT, in 441ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 8 atomic propositions for a total of 13 simplifications.
FORMULA PGCD-COL-D03N050-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-26 06:08:34] [INFO ] Flatten gal took : 12 ms
[2024-05-26 06:08:34] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD $x 1) 4)]] contains successor/predecessor on variables of sort CD
[2024-05-26 06:08:34] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 10 ms.
[2024-05-26 06:08:34] [INFO ] Unfolded 11 HLPN properties in 0 ms.
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 11 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 12 cols
[2024-05-26 06:08:34] [INFO ] Computed 5 invariants in 1 ms
[2024-05-26 06:08:34] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 190ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 191ms
[2024-05-26 06:08:34] [INFO ] Invariant cache hit.
[2024-05-26 06:08:34] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-26 06:08:34] [INFO ] Invariant cache hit.
[2024-05-26 06:08:34] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:34] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:34] [INFO ] Invariant cache hit.
[2024-05-26 06:08:34] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 125ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 125ms
Finished structural reductions in LTL mode , in 1 iterations and 400 ms. Remains : 12/12 places, 12/12 transitions.
Support contains 12 out of 12 places after structural reductions.
[2024-05-26 06:08:35] [INFO ] Flatten gal took : 6 ms
[2024-05-26 06:08:35] [INFO ] Flatten gal took : 12 ms
[2024-05-26 06:08:35] [INFO ] Input system was already deterministic with 12 transitions.
RANDOM walk for 40128 steps (8 resets) in 165 ms. (241 steps per ms) remains 6/16 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 77 ms. (512 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 106 ms. (373 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 88 ms. (449 steps per ms) remains 6/6 properties
[2024-05-26 06:08:35] [INFO ] Invariant cache hit.
[2024-05-26 06:08:35] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem AtomicPropp13 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp10 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 3 solved, 3 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 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) 0/8 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 6 places in 17 ms of which 1 ms to minimize.
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 22 ms to minimize.
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 1 ms to minimize.
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 5 places in 16 ms of which 1 ms to minimize.
[2024-05-26 06:08:35] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
Problem AtomicPropp2 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 6/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 12/24 variables, 12/23 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/27 constraints. Problems are: Problem set: 4 solved, 2 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp15 is UNSAT
After SMT solving in domain Int declared 24/24 variables, and 29 constraints, problems are : Problem set: 6 solved, 0 unsolved in 304 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/6 constraints, Known Traps: 6/6 constraints]
After SMT, in 401ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 6 atomic propositions for a total of 11 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(p0))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 3 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 95ms
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:36] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-05-26 06:08:36] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 129ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 286 ms. Remains : 12/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 137 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-00
Product exploration explored 100000 steps with 30 reset in 223 ms.
Stack based approach found an accepted trace after 23 steps with 0 reset with depth 24 and stack size 24 in 1 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-00 finished in 701 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 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 121ms
[2024-05-26 06:08:36] [INFO ] Invariant cache hit.
[2024-05-26 06:08:36] [INFO ] Implicit Places using invariants in 24 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 37 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 160 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 153 ms.
Stack based approach found an accepted trace after 2167 steps with 0 reset with depth 2168 and stack size 2018 in 4 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-02 finished in 374 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 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:37] [INFO ] Invariant cache hit.
[2024-05-26 06:08:37] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 115ms
[2024-05-26 06:08:37] [INFO ] Invariant cache hit.
[2024-05-26 06:08:37] [INFO ] Implicit Places using invariants in 23 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 25 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 142 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 34 ms :[p0]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-03
Product exploration explored 100000 steps with 21 reset in 185 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-03 finished in 383 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 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:37] [INFO ] Invariant cache hit.
[2024-05-26 06:08:37] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 159ms
[2024-05-26 06:08:37] [INFO ] Invariant cache hit.
[2024-05-26 06:08:37] [INFO ] Implicit Places using invariants in 36 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 36 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 198 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-04
Product exploration explored 100000 steps with 23 reset in 107 ms.
Stack based approach found an accepted trace after 2266 steps with 0 reset with depth 2267 and stack size 2102 in 3 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-04 finished in 406 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G((F(p1) U p2))||p0))))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:37] [INFO ] Invariant cache hit.
[2024-05-26 06:08:37] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 110ms
[2024-05-26 06:08:38] [INFO ] Invariant cache hit.
[2024-05-26 06:08:38] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-26 06:08:38] [INFO ] Invariant cache hit.
[2024-05-26 06:08:38] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:38] [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 4 sub problems to find dead transitions.
[2024-05-26 06:08:38] [INFO ] Invariant cache hit.
[2024-05-26 06:08:38] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 122ms
Finished structural reductions in LTL mode , in 1 iterations and 287 ms. Remains : 12/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 132 ms.
Product exploration explored 100000 steps with 0 reset in 207 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 (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 127 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p2), (NOT p1), (NOT p2)]
RANDOM walk for 40140 steps (8 resets) in 30 ms. (1294 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
[2024-05-26 06:08:39] [INFO ] Invariant cache hit.
[2024-05-26 06:08:39] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem apf1 is UNSAT
After SMT solving in domain Real declared 8/24 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 14 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/12 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 16ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR p2 p1))]
False Knowledge obtained : [(F (NOT p2)), (F p1)]
Knowledge based reduction with 13 factoid took 227 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), (NOT p2)]
Support contains 4 out of 12 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 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:39] [INFO ] Invariant cache hit.
[2024-05-26 06:08:39] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 103ms
[2024-05-26 06:08:39] [INFO ] Invariant cache hit.
[2024-05-26 06:08:39] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 06:08:39] [INFO ] Invariant cache hit.
[2024-05-26 06:08:39] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:39] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2024-05-26 06:08:39] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:39] [INFO ] Invariant cache hit.
[2024-05-26 06:08:39] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 252 ms. Remains : 12/12 places, 12/12 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 : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 40072 steps (8 resets) in 29 ms. (1335 steps per ms) remains 1/1 properties
BEST_FIRST walk for 9943 steps (0 resets) in 13 ms. (710 steps per ms) remains 0/1 properties
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 3 factoid took 88 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 111 ms.
Product exploration explored 100000 steps with 0 reset in 160 ms.
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 105ms
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] Implicit Places using invariants in 29 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 29 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 136 ms. Remains : 8/12 places, 12/12 transitions.
Treatment of property PGCD-COL-D03N050-LTLCardinality-05 finished in 2821 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G(F((p1&&X(p2))))))))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 101ms
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:40] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:40] [INFO ] Invariant cache hit.
[2024-05-26 06:08:40] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in LTL mode , in 1 iterations and 253 ms. Remains : 12/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-06
Product exploration explored 100000 steps with 25090 reset in 197 ms.
Product exploration explored 100000 steps with 25010 reset in 136 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 (NOT p0) p1 p2), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 127 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40056 steps (8 resets) in 34 ms. (1144 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 28 ms. (1379 steps per ms) remains 3/4 properties
[2024-05-26 06:08:41] [INFO ] Invariant cache hit.
[2024-05-26 06:08:41] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem apf1 is UNSAT
Problem apf5 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Real declared 8/24 variables, and 1 constraints, problems are : Problem set: 3 solved, 0 unsolved in 16 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/12 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 20ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p1)), (G (OR p1 p0)), (G (OR (NOT p1) p0 p2)), (G (OR p1 p0 p2))]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p0)))), (F (NOT p1)), (F (NOT p2)), (F p0)]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 16 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D03N050-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-06 finished in 1243 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 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 110ms
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] Implicit Places using invariants in 23 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 25 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 136 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-07
Product exploration explored 100000 steps with 0 reset in 106 ms.
Stack based approach found an accepted trace after 1362 steps with 0 reset with depth 1363 and stack size 1260 in 2 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-07 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-07 finished in 293 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 U !p1) U p2)))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 105ms
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] Implicit Places using invariants in 22 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 23 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 129 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p2), (NOT p2), true, p1]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 75 ms.
Product exploration explored 100000 steps with 50000 reset in 76 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 p2 p1 p0), (X p2), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (OR (AND (NOT p2) (NOT p1)) (AND (NOT p2) p0)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (OR (AND (NOT p2) (NOT p1)) (AND (NOT p2) p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 22 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D03N050-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-10 finished in 448 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 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 124ms
[2024-05-26 06:08:42] [INFO ] Invariant cache hit.
[2024-05-26 06:08:42] [INFO ] Implicit Places using invariants in 24 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 26 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 152 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-11
Product exploration explored 100000 steps with 0 reset in 98 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 13 in 0 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-11 finished in 291 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(!p0))||G(p1)))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 95ms
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:43] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-26 06:08:43] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 241 ms. Remains : 12/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) p0), p0]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 123 ms.
Stack based approach found an accepted trace after 9 steps with 0 reset with depth 10 and stack size 10 in 0 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-12 finished in 459 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 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 134ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 134ms
[2024-05-26 06:08:43] [INFO ] Invariant cache hit.
[2024-05-26 06:08:43] [INFO ] Implicit Places using invariants in 23 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 25 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 160 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-13
Product exploration explored 100000 steps with 33333 reset in 67 ms.
Product exploration explored 100000 steps with 33333 reset in 69 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 18 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-D03N050-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-13 finished in 447 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G((F(p1) U p2))||p0))))'
Found a Lengthening insensitive property : PGCD-COL-D03N050-LTLCardinality-05
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (NOT p2), (NOT p2)]
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:44] [INFO ] Invariant cache hit.
[2024-05-26 06:08:44] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 111ms
[2024-05-26 06:08:44] [INFO ] Invariant cache hit.
[2024-05-26 06:08:44] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 06:08:44] [INFO ] Invariant cache hit.
[2024-05-26 06:08:44] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:44] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:44] [INFO ] Invariant cache hit.
[2024-05-26 06:08:44] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 263 ms. Remains : 12/12 places, 12/12 transitions.
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 124 ms.
Product exploration explored 100000 steps with 0 reset in 188 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 (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 122 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p2), (NOT p1), (NOT p2)]
RANDOM walk for 40078 steps (8 resets) in 16 ms. (2357 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
[2024-05-26 06:08:45] [INFO ] Invariant cache hit.
[2024-05-26 06:08:45] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem apf1 is UNSAT
After SMT solving in domain Real declared 8/24 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 14 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/12 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 16ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR p2 p1))]
False Knowledge obtained : [(F (NOT p2)), (F p1)]
Knowledge based reduction with 13 factoid took 194 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p2), (NOT p2)]
Support contains 4 out of 12 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 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:45] [INFO ] Invariant cache hit.
[2024-05-26 06:08:45] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 113ms
[2024-05-26 06:08:45] [INFO ] Invariant cache hit.
[2024-05-26 06:08:45] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-26 06:08:45] [INFO ] Invariant cache hit.
[2024-05-26 06:08:45] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-26 06:08:45] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2024-05-26 06:08:45] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:45] [INFO ] Invariant cache hit.
[2024-05-26 06:08:45] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 277 ms. Remains : 12/12 places, 12/12 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 : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 37009 steps (8 resets) in 16 ms. (2177 steps per ms) remains 0/1 properties
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 64 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 111 ms.
Product exploration explored 100000 steps with 0 reset in 125 ms.
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2024-05-26 06:08:46] [INFO ] Invariant cache hit.
[2024-05-26 06:08:46] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 117ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 117ms
[2024-05-26 06:08:46] [INFO ] Invariant cache hit.
[2024-05-26 06:08:46] [INFO ] Implicit Places using invariants in 28 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 29 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 3 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 150 ms. Remains : 8/12 places, 12/12 transitions.
Treatment of property PGCD-COL-D03N050-LTLCardinality-05 finished in 2840 ms.
[2024-05-26 06:08:46] [INFO ] Flatten gal took : 2 ms
[2024-05-26 06:08:46] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-26 06:08:46] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 12 transitions and 56 arcs took 2 ms.
Total runtime 14624 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running PGCD-COL-D03N050
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/417/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 12
TRANSITIONS: 12
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]
SAVING FILE /home/mcc/execution/417/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: 1232
MODEL NAME: /home/mcc/execution/417/model
12 places, 12 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...
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination 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-D03N050"
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-D03N050, 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-171654350500707"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D03N050.tgz
mv PGCD-COL-D03N050 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 '
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 ;