Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r156-tall-174881253600236.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PhilosophersDyn-PT-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881253600236
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 912K
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 117K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 195K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 32K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 195K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 87K May 29 14:32 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 PhilosophersDyn-PT-03-LTLFireability-00
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-01
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-02
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-03
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-04
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-05
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-06
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-07
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-08
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-09
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-10
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-11
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-12
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-13
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-14
FORMULA_NAME PhilosophersDyn-PT-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748891458794

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhilosophersDyn-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 19:10:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 19:10:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 19:11:00] [INFO ] Load time of PNML (sax parser for PT used): 58 ms
[2025-06-02 19:11:00] [INFO ] Transformed 30 places.
[2025-06-02 19:11:00] [INFO ] Transformed 84 transitions.
[2025-06-02 19:11:00] [INFO ] Parsed PT model containing 30 places and 84 transitions and 564 arcs in 140 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 19:11:00] [INFO ] Reduced 5 identical enabling conditions.
Ensure Unique test removed 3 transitions
Reduce redundant transitions removed 3 transitions.
FORMULA PhilosophersDyn-PT-03-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-PT-03-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-PT-03-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-PT-03-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 81/81 transitions.
Applied a total of 0 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Running 78 sub problems to find dead transitions.
[2025-06-02 19:11:00] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
// Phase 1: matrix 57 rows 30 cols
[2025-06-02 19:11:00] [INFO ] Computed 11 invariants in 9 ms
[2025-06-02 19:11:00] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Problem TDEAD12 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 8/8 constraints. Problems are: Problem set: 12 solved, 66 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 3/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 57/87 variables, 30/41 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 36/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 0/87 variables, 0/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 87/87 variables, and 77 constraints, problems are : Problem set: 30 solved, 48 unsolved in 1364 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 30 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 8/8 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 3/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 57/87 variables, 30/41 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 36/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 48/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/87 variables, 0/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/87 variables, 0/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 87/87 variables, and 125 constraints, problems are : Problem set: 30 solved, 48 unsolved in 1963 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 48/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3448ms problems are : Problem set: 30 solved, 48 unsolved
Search for dead transitions found 30 dead transitions in 3466ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 30 transitions.
// Phase 1: matrix 51 rows 30 cols
[2025-06-02 19:11:03] [INFO ] Computed 11 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:03] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-02 19:11:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:03] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:03] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/30 places, 51/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3601 ms. Remains : 30/30 places, 51/81 transitions.
Support contains 30 out of 30 places after structural reductions.
[2025-06-02 19:11:05] [INFO ] Flatten gal took : 24 ms
[2025-06-02 19:11:05] [INFO ] Flatten gal took : 21 ms
[2025-06-02 19:11:05] [INFO ] Input system was already deterministic with 51 transitions.
Reduction of identical properties reduced properties to check from 25 to 22
RANDOM walk for 40000 steps (5740 resets) in 1533 ms. (26 steps per ms) remains 6/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 627 ms. (63 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (1730 resets) in 260 ms. (153 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (933 resets) in 230 ms. (173 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (938 resets) in 133 ms. (298 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (938 resets) in 109 ms. (363 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (2500 resets) in 120 ms. (330 steps per ms) remains 6/6 properties
[2025-06-02 19:11:06] [INFO ] Invariant cache hit.
[2025-06-02 19:11:06] [INFO ] State equation strengthened by 30 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 5/29 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp19 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 3/10 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/10 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/30 variables, 1/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/81 variables, 0/71 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/81 variables, 0/71 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 71 constraints, problems are : Problem set: 4 solved, 2 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 6/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7/29 variables, 6/6 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 4/10 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/10 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/30 variables, 1/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 4 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:06] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 6 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/81 variables, 1/73 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/81 variables, 0/73 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/81 variables, 0/73 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 73 constraints, problems are : Problem set: 4 solved, 2 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 2/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 310ms problems are : Problem set: 4 solved, 2 unsolved
Parikh walk visited 0 properties in 56 ms.
Support contains 22 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 4 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:06] [INFO ] Invariant cache hit.
[2025-06-02 19:11:06] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:07] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1171 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:08] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1634 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2824ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2824ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2830 ms. Remains : 30/30 places, 51/51 transitions.
RANDOM walk for 40000 steps (5769 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (2500 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
Probably explored full state space saw : 325 states, properties seen :0
Probabilistic random walk after 1090 steps, saw 325 distinct states, run finished after 14 ms. (steps per millisecond=77 ) properties seen :0
Explored full state space saw : 325 states, properties seen :0
Exhaustive walk after 1090 steps, saw 325 distinct states, run finished after 10 ms. (steps per millisecond=109 ) properties seen :0
Successfully simplified 6 atomic propositions for a total of 12 simplifications.
FORMULA PhilosophersDyn-PT-03-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-PT-03-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(X(G(p1)))))'
Support contains 21 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 0 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:10] [INFO ] Invariant cache hit.
[2025-06-02 19:11:10] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:10] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1080 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:11] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1553 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2653ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2653ms
[2025-06-02 19:11:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:12] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-02 19:11:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:13] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:13] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:13] [INFO ] Invariant cache hit.
[2025-06-02 19:11:13] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:13] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1088 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:14] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1602 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2708ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2708ms
Finished structural reductions in LTL mode , in 1 iterations and 5448 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 915 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-00
Stuttering criterion allowed to conclude after 210 steps with 54 reset in 7 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-00 finished in 6426 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 18 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:16] [INFO ] Invariant cache hit.
[2025-06-02 19:11:16] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:17] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1065 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:17] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1606 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2690ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2691ms
[2025-06-02 19:11:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:19] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-02 19:11:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:19] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:19] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:19] [INFO ] Invariant cache hit.
[2025-06-02 19:11:19] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:19] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1077 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:20] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1582 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2674ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2674ms
Finished structural reductions in LTL mode , in 1 iterations and 5474 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 173 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 233 ms.
Product exploration explored 100000 steps with 50000 reset in 218 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 (AND p1 (NOT p0)))), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 19 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhilosophersDyn-PT-03-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhilosophersDyn-PT-03-LTLFireability-01 finished in 6147 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(F(((F(((p2 U p3)||p1))||X(p4))&&p0))))'
Support contains 24 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:22] [INFO ] Invariant cache hit.
[2025-06-02 19:11:22] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:23] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1057 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:24] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1546 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2620ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2621ms
[2025-06-02 19:11:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:25] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-02 19:11:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:25] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:25] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:25] [INFO ] Invariant cache hit.
[2025-06-02 19:11:25] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:26] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1083 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:26] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1579 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2681ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2682ms
Finished structural reductions in LTL mode , in 1 iterations and 5374 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3) (NOT p4))), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p3) (NOT p4))), (OR (NOT p0) (AND (NOT p1) (NOT p3) (NOT p4))), (AND (NOT p1) (NOT p3) (NOT p4))]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-03
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-03 finished in 5591 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(G(p1)))))'
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 8 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:28] [INFO ] Invariant cache hit.
[2025-06-02 19:11:28] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:28] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1061 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:29] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1535 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2608ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2609ms
[2025-06-02 19:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:31] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-02 19:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:31] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:31] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:11:31] [INFO ] Redundant transitions in 1 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:31] [INFO ] Invariant cache hit.
[2025-06-02 19:11:31] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:31] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1045 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:32] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1570 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2628ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2628ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 5360 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-05
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-05 finished in 5493 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((F((X(G(X(p0)))&&X(X(p1))))||p1)))'
Support contains 21 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:33] [INFO ] Invariant cache hit.
[2025-06-02 19:11:33] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:34] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1059 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:35] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1547 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2620ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2620ms
[2025-06-02 19:11:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:36] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-02 19:11:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:36] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:36] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:36] [INFO ] Invariant cache hit.
[2025-06-02 19:11:36] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:37] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1017 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:37] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1566 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2597ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2597ms
Finished structural reductions in LTL mode , in 1 iterations and 5298 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-07
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-07 finished in 5494 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((X(X(p0)) U ((G(p2) U p3)&&p1)))))'
Support contains 10 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:39] [INFO ] Invariant cache hit.
[2025-06-02 19:11:39] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:39] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1043 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:40] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1582 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2643ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2645ms
[2025-06-02 19:11:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:42] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-02 19:11:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:42] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:42] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:42] [INFO ] Invariant cache hit.
[2025-06-02 19:11:42] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:42] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1041 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:43] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1567 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2632ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2632ms
Finished structural reductions in LTL mode , in 1 iterations and 5372 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 507 ms :[(OR (NOT p1) (NOT p3)), (OR (NOT p1) (NOT p3)), (OR (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p3), (NOT p0), true, (AND (NOT p2) (NOT p0)), (AND (NOT p3) p2 (NOT p0)), (NOT p2), (NOT p3)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-09
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-09 finished in 5904 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 U p1))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:45] [INFO ] Invariant cache hit.
[2025-06-02 19:11:45] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:45] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1050 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:46] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1609 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2676ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2677ms
[2025-06-02 19:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:48] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-02 19:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:48] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:48] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:48] [INFO ] Invariant cache hit.
[2025-06-02 19:11:48] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:48] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1087 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:49] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1571 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2674ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2674ms
Finished structural reductions in LTL mode , in 1 iterations and 5470 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 133 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-10 finished in 5620 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)||G(p0))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:50] [INFO ] Invariant cache hit.
[2025-06-02 19:11:50] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:51] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1041 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:52] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1547 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2604ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2604ms
[2025-06-02 19:11:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:53] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-02 19:11:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:53] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:53] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:11:53] [INFO ] Redundant transitions in 0 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:53] [INFO ] Invariant cache hit.
[2025-06-02 19:11:53] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:54] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:54] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1561 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2598ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2598ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 5330 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 41 ms :[false]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-11
Product exploration explored 100000 steps with 14372 reset in 234 ms.
Product exploration explored 100000 steps with 14336 reset in 282 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 (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[false]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 23 ms :[false]
Stuttering acceptance computed with spot in 35 ms :[false]
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:57] [INFO ] Invariant cache hit.
[2025-06-02 19:11:57] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:57] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1004 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:11:58] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1541 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2560ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2561ms
[2025-06-02 19:11:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:59] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-02 19:11:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:11:59] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:11:59] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 19:11:59] [INFO ] Redundant transitions in 1 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-02 19:11:59] [INFO ] Invariant cache hit.
[2025-06-02 19:11:59] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:00] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1067 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:00] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1542 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2622ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2623ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 5299 ms. Remains : 30/30 places, 51/51 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[false]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[false]
Stuttering acceptance computed with spot in 39 ms :[false]
Stuttering acceptance computed with spot in 27 ms :[false]
Product exploration explored 100000 steps with 14293 reset in 158 ms.
Product exploration explored 100000 steps with 14300 reset in 149 ms.
Built C files in :
/tmp/ltsmin16133131939407148476
[2025-06-02 19:12:03] [INFO ] Computing symmetric may disable matrix : 51 transitions.
[2025-06-02 19:12:03] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 19:12:03] [INFO ] Computing symmetric may enable matrix : 51 transitions.
[2025-06-02 19:12:03] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 19:12:03] [INFO ] Computing Do-Not-Accords matrix : 51 transitions.
[2025-06-02 19:12:03] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 19:12:03] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16133131939407148476
Running compilation step : cd /tmp/ltsmin16133131939407148476;'/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 248 ms.
Running link step : cd /tmp/ltsmin16133131939407148476;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin16133131939407148476;'/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/stateBased12662735323525566945.hoa' '--buchi-type=spotba'
LTSmin run took 72 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-11 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property PhilosophersDyn-PT-03-LTLFireability-11 finished in 12503 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(F((p0||G(F(p0))))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:12:03] [INFO ] Invariant cache hit.
[2025-06-02 19:12:03] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:03] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1058 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:04] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1570 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2643ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2645ms
[2025-06-02 19:12:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:12:06] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-02 19:12:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:12:06] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:12:06] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:12:06] [INFO ] Invariant cache hit.
[2025-06-02 19:12:06] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:06] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1052 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:07] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1581 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2648ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2648ms
Finished structural reductions in LTL mode , in 1 iterations and 5427 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-14
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-14 finished in 5513 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(p0)||X(G(p1))) U X(p2)))'
Support contains 7 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 51/51 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:12:08] [INFO ] Invariant cache hit.
[2025-06-02 19:12:08] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:09] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1078 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:10] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1544 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2633ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2634ms
[2025-06-02 19:12:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:12:11] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-02 19:12:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 19:12:11] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-06-02 19:12:11] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 19:12:11] [INFO ] Invariant cache hit.
[2025-06-02 19:12:11] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 51/81 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 30/71 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:12] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/81 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 81/81 variables, and 72 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1045 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 19:12:12] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (OVERLAPS) 51/81 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 30/73 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/81 variables, 48/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/81 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 81/81 variables, and 121 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1536 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 30/30 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2595ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 2596ms
Finished structural reductions in LTL mode , in 1 iterations and 5339 ms. Remains : 30/30 places, 51/51 transitions.
Stuttering acceptance computed with spot in 243 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PhilosophersDyn-PT-03-LTLFireability-15
Entered a terminal (fully accepting) state of product in 20 steps with 8 reset in 1 ms.
FORMULA PhilosophersDyn-PT-03-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhilosophersDyn-PT-03-LTLFireability-15 finished in 5596 ms.
All properties solved by simple procedures.
Total runtime 74640 ms.

BK_STOP 1748891534599

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="PhilosophersDyn-PT-03"
export BK_EXAMINATION="LTLFireability"
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 PhilosophersDyn-PT-03, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r156-tall-174881253600236"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-PT-03.tgz
mv PhilosophersDyn-PT-03 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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