Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994700595.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0256DC0064, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994700595
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 13 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 8.1K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-00
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-01
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-02
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-03
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-04
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-05
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-06
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-07
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-08
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-09
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-10
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-11
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-12
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-13
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-14
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749209077739

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0256DC0064
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-06 11:24:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 11:24:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 11:24:39] [INFO ] Load time of PNML (sax parser for PT used): 28 ms
[2025-06-06 11:24:39] [INFO ] Transformed 9 places.
[2025-06-06 11:24:39] [INFO ] Transformed 8 transitions.
[2025-06-06 11:24:39] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 122 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 6 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-06 11:24:39] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:39] [INFO ] Implicit Places using invariants in 109 ms returned []
[2025-06-06 11:24:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:39] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 298ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 314ms
Finished structural reductions in LTL mode , in 1 iterations and 505 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2025-06-06 11:24:39] [INFO ] Flatten gal took : 11 ms
[2025-06-06 11:24:39] [INFO ] Flatten gal took : 2 ms
[2025-06-06 11:24:39] [INFO ] Input system was already deterministic with 8 transitions.
RANDOM walk for 40292 steps (8 resets) in 196 ms. (204 steps per ms) remains 6/31 properties
BEST_FIRST walk for 40002 steps (8 resets) in 392 ms. (101 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 241 ms. (165 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 237 ms. (168 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 166 ms. (239 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 134 ms. (296 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 91 ms. (434 steps per ms) remains 6/6 properties
[2025-06-06 11:24:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp30 is UNSAT
After SMT solving in domain Real declared 6/17 variables, and 3 constraints, problems are : Problem set: 6 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 0/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 6 atomic propositions for a total of 15 simplifications.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(X(X(p1)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 7 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2025-06-06 11:24:40] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:40] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-06 11:24:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:40] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-06 11:24:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 206ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 206ms
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 285 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 454 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 209 ms.
Product exploration explored 100000 steps with 0 reset in 173 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) (NOT p1)), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 9 states, 15 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 211 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), p0]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40294 steps (8 resets) in 45 ms. (875 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
[2025-06-06 11:24:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
After SMT solving in domain Real declared 2/14 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 13 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 0/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28ms 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) (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 4 factoid took 113 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), p0]
Stuttering acceptance computed with spot in 222 ms :[(NOT p1), (NOT p1), true, (NOT p1), (NOT p1), p0]
[2025-06-06 11:24:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 11:24:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned unsat
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT p0))), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 4 factoid took 209 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-00 finished in 2381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(p1))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 0 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2025-06-06 11:24:43] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:43] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-06 11:24:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 144ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 144ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 196 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 154 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-01 finished in 363 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((X(p0)||(p1&&X(G((p1||G(p2)))))))))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2025-06-06 11:24:43] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-06 11:24:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:43] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-06 11:24:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 154ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 155ms
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 200 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 356 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p2) (NOT p1) (NOT p0)), true, (NOT p2), (AND (NOT p2) (NOT p1) p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-02 finished in 576 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0)) U (((p1 U G(!p2)) U p3)||G(p1)))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 5 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2025-06-06 11:24:44] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:44] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-06 11:24:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:44] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:44] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 152ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 210 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 278 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-03
Product exploration explored 100000 steps with 0 reset in 114 ms.
Product exploration explored 100000 steps with 3 reset in 191 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 p3 p2 (NOT p1) (NOT p0)), (X p2), (X p3), (X (NOT (OR (AND (NOT p3) (NOT p2) p0) (AND (NOT p3) p1 p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X (NOT (AND (NOT p3) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p1)))), (X (NOT (OR (AND (NOT p3) (NOT p2) (NOT p0)) (AND (NOT p3) p1 (NOT p0))))), (X (NOT p1)), (X (X p3)), (X (X (NOT (OR (AND (NOT p3) (NOT p2) p0) (AND (NOT p3) p1 p0))))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND p2 p1 p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p3) (NOT p2) (NOT p0)) (AND (NOT p3) p1 (NOT p0)))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1)))))]
Knowledge based reduction with 26 factoid took 411 ms. Reduced automaton from 7 states, 30 edges and 4 AP (stutter insensitive) to 7 states, 30 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 306 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
RANDOM walk for 40226 steps (8 resets) in 27 ms. (1436 steps per ms) remains 1/16 properties
BEST_FIRST walk for 40002 steps (8 resets) in 209 ms. (190 steps per ms) remains 1/1 properties
[2025-06-06 11:24:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Real declared 8/16 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 16 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p3 p2 (NOT p1) (NOT p0)), (X p2), (X p3), (X (NOT (OR (AND (NOT p3) (NOT p2) p0) (AND (NOT p3) p1 p0)))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p2 (NOT p1)))), (X (NOT (AND (NOT p3) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p1)))), (X (NOT (OR (AND (NOT p3) (NOT p2) (NOT p0)) (AND (NOT p3) p1 (NOT p0))))), (X (NOT p1)), (X (X p3)), (X (X (NOT (OR (AND (NOT p3) (NOT p2) p0) (AND (NOT p3) p1 p0))))), (X (X (NOT (AND (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND p2 p1 p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p3) (NOT p2) (NOT p0)) (AND (NOT p3) p1 (NOT p0)))))), (X (X (NOT p1))), (G (AND (OR p0 p2 p3) (OR p0 p3 (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (F (NOT (OR p3 p1))), (F (NOT (AND (OR (NOT p0) p2 p3) (OR (NOT p0) p3 (NOT p1))))), (F (NOT (OR p0 p2 (NOT p1)))), (F p1), (F (NOT (OR p3 (NOT p1)))), (F p0), (F (NOT (OR p2 p1))), (F (NOT (OR (NOT p2) p3 p1))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND p2 (NOT p1)))), (F (NOT p2)), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F (NOT p3)), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR p2 p3 p1)))]
Knowledge based reduction with 27 factoid took 985 ms. Reduced automaton from 7 states, 30 edges and 4 AP (stutter insensitive) to 7 states, 26 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 268 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 (NOT p3) p1), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Stuttering acceptance computed with spot in 328 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 (NOT p3) p1), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:47] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-06 11:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:47] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:47] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 140ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 140ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 190 ms. Remains : 8/8 places, 8/8 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 : [(AND p2 p3 (NOT p1) (NOT p0)), (X p2), (X p3), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (NOT (AND p2 (NOT p3) (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p3)), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p3) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1)))))]
Knowledge based reduction with 22 factoid took 320 ms. Reduced automaton from 7 states, 26 edges and 4 AP (stutter insensitive) to 7 states, 26 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 p1 (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
RANDOM walk for 15784 steps (2 resets) in 16 ms. (928 steps per ms) remains 0/14 properties
Knowledge obtained : [(AND p2 p3 (NOT p1) (NOT p0)), (X p2), (X p3), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (NOT (AND p2 (NOT p3) (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p3) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X p3)), (X (X (NOT (AND (NOT p3) p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p3) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (F (NOT (OR p1 p3))), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT (OR p1 p2 p3))), (F (NOT (OR (NOT p1) p3))), (F (NOT (OR p1 (NOT p2) p3))), (F (NOT (OR (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p1) p2))), (F p1), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT p2)), (F (NOT p3)), (F (NOT (OR p1 p2))), (F p0), (F (NOT (OR (NOT p1) p2 p0)))]
Knowledge based reduction with 22 factoid took 858 ms. Reduced automaton from 7 states, 26 edges and 4 AP (stutter insensitive) to 7 states, 26 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 296 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 p1 (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Stuttering acceptance computed with spot in 320 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 p1 (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Stuttering acceptance computed with spot in 320 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2 p1 (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p1)), (AND (NOT p0) p2)]
Product exploration explored 100000 steps with 0 reset in 85 ms.
Product exploration explored 100000 steps with 0 reset in 89 ms.
Built C files in :
/tmp/ltsmin13889440148379354258
[2025-06-06 11:24:50] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2025-06-06 11:24:50] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 11:24:50] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2025-06-06 11:24:50] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 11:24:50] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2025-06-06 11:24:50] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 11:24:50] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13889440148379354258
Running compilation step : cd /tmp/ltsmin13889440148379354258;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 182 ms.
Running link step : cd /tmp/ltsmin13889440148379354258;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin13889440148379354258;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased16602781499152744975.hoa' '--buchi-type=spotba'
LTSmin run took 797 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-03 finished in 7224 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 0 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 199 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-04 finished in 343 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&G(p1))) U (G(X((p0&&G(p1))))||(!p1&&X((p0&&G(p1)))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [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 7 sub problems to find dead transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 125ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 125ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 169 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-08 finished in 291 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0) U (p1&&X(p0)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:51] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 199 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-09 finished in 338 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 5 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:52] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:52] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:52] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 135ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 136ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 188 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 61 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-11
Product exploration explored 100000 steps with 12 reset in 87 ms.
Stack based approach found an accepted trace after 65800 steps with 2 reset with depth 40739 and stack size 29292 in 73 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-11 finished in 421 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1)&&F(G(p2)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:52] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:52] [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.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:52] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-06 11:24:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 137ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 137ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 189 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 152 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-12
Product exploration explored 100000 steps with 1108 reset in 135 ms.
Stack based approach found an accepted trace after 102 steps with 1 reset with depth 62 and stack size 56 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-12 finished in 499 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2025-06-06 11:24:53] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:53] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 151 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-13
Product exploration explored 100000 steps with 0 reset in 111 ms.
Stack based approach found an accepted trace after 43 steps with 0 reset with depth 44 and stack size 44 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-13 finished in 321 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 11 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2025-06-06 11:24:53] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:53] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 3 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/8 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 77ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 127 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-14
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-14 finished in 201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 3 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:24:53] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 11:24:53] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-06 11:24:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 3 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/8 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 89ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 38 ms :[p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0064-LTLCardinality-15 finished in 186 ms.
All properties solved by simple procedures.
Total runtime 14995 ms.

BK_STOP 1749209093997

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SmallOperatingSystem-PT-MT0256DC0064"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is SmallOperatingSystem-PT-MT0256DC0064, 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 r212-tall-174901994700595"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0256DC0064.tgz
mv SmallOperatingSystem-PT-MT0256DC0064 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.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;