fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r240-tall-174915590901019
Last Updated
June 24, 2025

About the Execution of ITS-Tools for ViralEpidemic-PT-S16D2C4A01

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 22171.00 0.00 0.00 TTFFTFTFFTFFFFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590901019.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 ViralEpidemic-PT-S16D2C4A01, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590901019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 664K
-rw-r--r-- 1 mcc users 6.2K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 11 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 187K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A01-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749309885478

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S16D2C4A01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 15:24:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 15:24:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 15:24:47] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2025-06-07 15:24:47] [INFO ] Transformed 307 places.
[2025-06-07 15:24:47] [INFO ] Transformed 561 transitions.
[2025-06-07 15:24:47] [INFO ] Parsed PT model containing 307 places and 561 transitions and 1377 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 47 out of 307 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 307/307 places, 561/561 transitions.
Discarding 213 places :
Symmetric choice reduction at 0 with 213 rule applications. Total rules 213 place count 94 transition count 126
Iterating global reduction 0 with 213 rules applied. Total rules applied 426 place count 94 transition count 126
Applied a total of 426 rules in 57 ms. Remains 94 /307 variables (removed 213) and now considering 126/561 (removed 435) transitions.
// Phase 1: matrix 126 rows 94 cols
[2025-06-07 15:24:47] [INFO ] Computed 1 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:47] [INFO ] Implicit Places using invariants in 232 ms returned []
[2025-06-07 15:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:47] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 385 ms to find 0 implicit places.
Running 125 sub problems to find dead transitions.
[2025-06-07 15:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 3 (OVERLAPS) 126/220 variables, 94/95 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/220 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 5 (OVERLAPS) 0/220 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 125 unsolved
No progress, stopping.
After SMT solving in domain Real declared 220/220 variables, and 95 constraints, problems are : Problem set: 0 solved, 125 unsolved in 2682 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 125/125 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 125 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 3 (OVERLAPS) 126/220 variables, 94/95 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/220 variables, 125/220 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/220 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 125 unsolved
At refinement iteration 6 (OVERLAPS) 0/220 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 125 unsolved
No progress, stopping.
After SMT solving in domain Int declared 220/220 variables, and 220 constraints, problems are : Problem set: 0 solved, 125 unsolved in 3505 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 125/125 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6257ms problems are : Problem set: 0 solved, 125 unsolved
Search for dead transitions found 0 dead transitions in 6276ms
Starting structural reductions in LTL mode, iteration 1 : 94/307 places, 126/561 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6738 ms. Remains : 94/307 places, 126/561 transitions.
Support contains 47 out of 94 places after structural reductions.
[2025-06-07 15:24:54] [INFO ] Flatten gal took : 31 ms
[2025-06-07 15:24:54] [INFO ] Flatten gal took : 17 ms
[2025-06-07 15:24:54] [INFO ] Input system was already deterministic with 126 transitions.
Support contains 45 out of 94 places (down from 47) after GAL structural reductions.
RANDOM walk for 40001 steps (450 resets) in 1477 ms. (27 steps per ms) remains 8/29 properties
BEST_FIRST walk for 40004 steps (28 resets) in 245 ms. (162 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (28 resets) in 243 ms. (163 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (23 resets) in 227 ms. (175 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (23 resets) in 203 ms. (196 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (22 resets) in 206 ms. (193 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (23 resets) in 163 ms. (243 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (25 resets) in 177 ms. (224 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (24 resets) in 130 ms. (305 steps per ms) remains 8/8 properties
[2025-06-07 15:24:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 86/94 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Real declared 220/220 variables, and 95 constraints, problems are : Problem set: 8 solved, 0 unsolved in 113 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 94/94 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 8 atomic propositions for a total of 11 simplifications.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 94 stabilizing places and 126 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 94 transition count 126
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1) U (p0&&X(p2)))))'
Support contains 6 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 56 transition count 56
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 56 transition count 56
Applied a total of 76 rules in 6 ms. Remains 56 /94 variables (removed 38) and now considering 56/126 (removed 70) transitions.
// Phase 1: matrix 56 rows 56 cols
[2025-06-07 15:24:55] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:56] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-07 15:24:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:56] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2025-06-07 15:24:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 56/112 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (OVERLAPS) 0/112 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 57 constraints, problems are : Problem set: 0 solved, 55 unsolved in 692 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (OVERLAPS) 56/112 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 55/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/112 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (OVERLAPS) 0/112 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 112/112 variables, and 112 constraints, problems are : Problem set: 0 solved, 55 unsolved in 959 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1662ms problems are : Problem set: 0 solved, 55 unsolved
Search for dead transitions found 0 dead transitions in 1663ms
Starting structural reductions in LTL mode, iteration 1 : 56/94 places, 56/126 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1827 ms. Remains : 56/94 places, 56/126 transitions.
Stuttering acceptance computed with spot in 390 ms :[(OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), true, (NOT p2), (AND p0 (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 2 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-02 finished in 2348 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 94 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Graph (complete) has 70 edges and 94 vertex of which 43 are kept as prefixes of interest. Removing 51 places using SCC suffix rule.2 ms
Discarding 51 places :
Also discarding 48 output transitions
Drop transitions (Output transitions of discarded places.) removed 48 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 25 place count 18 transition count 19
Iterating global reduction 0 with 24 rules applied. Total rules applied 49 place count 18 transition count 19
Applied a total of 49 rules in 20 ms. Remains 18 /94 variables (removed 76) and now considering 19/126 (removed 107) transitions.
// Phase 1: matrix 19 rows 18 cols
[2025-06-07 15:24:58] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 15:24:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 15:24:58] [INFO ] Redundant transitions in 12 ms returned [6]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 8 sub problems to find dead transitions.
// Phase 1: matrix 18 rows 18 cols
[2025-06-07 15:24:58] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 12/24 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 8/32 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 2/34 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/36 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 145 ms.
Refiners :[State Equation: 17/18 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 12/24 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 8/32 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 2/34 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/36 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 122 ms.
Refiners :[State Equation: 17/18 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 275ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 275ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/94 places, 18/126 transitions.
Graph (complete) has 8 edges and 18 vertex of which 17 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 1 ms. Remains 17 /18 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 17 cols
[2025-06-07 15:24:58] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-07 15:24:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/94 places, 17/126 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 443 ms. Remains : 17/94 places, 17/126 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-05
Stuttering criterion allowed to conclude after 3422 steps with 162 reset in 24 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-05 finished in 530 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(((p0&&X(X(F((G((p0||F(p1)))||X(p2))))))||G(F((p2||G((p0||F(p1)))))))))'
Support contains 5 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 39 place count 55 transition count 54
Iterating global reduction 0 with 39 rules applied. Total rules applied 78 place count 55 transition count 54
Applied a total of 78 rules in 8 ms. Remains 55 /94 variables (removed 39) and now considering 54/126 (removed 72) transitions.
// Phase 1: matrix 54 rows 55 cols
[2025-06-07 15:24:58] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 15:24:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:24:58] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 53 sub problems to find dead transitions.
[2025-06-07 15:24:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 53 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 54/109 variables, 55/56 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 5 (OVERLAPS) 0/109 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 56 constraints, problems are : Problem set: 0 solved, 53 unsolved in 602 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 53/53 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 1 (OVERLAPS) 1/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 3 (OVERLAPS) 54/109 variables, 55/56 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 53/109 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 6 (OVERLAPS) 0/109 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 109 constraints, problems are : Problem set: 0 solved, 53 unsolved in 942 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 55/55 constraints, PredecessorRefiner: 53/53 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1553ms problems are : Problem set: 0 solved, 53 unsolved
Search for dead transitions found 0 dead transitions in 1553ms
Starting structural reductions in LTL mode, iteration 1 : 55/94 places, 54/126 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1687 ms. Remains : 55/94 places, 54/126 transitions.
Stuttering acceptance computed with spot in 241 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-07
Stuttering criterion allowed to conclude after 4077 steps with 54 reset in 25 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-07 finished in 1979 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 94 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Graph (complete) has 70 edges and 94 vertex of which 11 are kept as prefixes of interest. Removing 83 places using SCC suffix rule.1 ms
Discarding 83 places :
Also discarding 83 output transitions
Drop transitions (Output transitions of discarded places.) removed 83 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 10 transition count 16
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 31 place count 6 transition count 7
Iterating global reduction 1 with 4 rules applied. Total rules applied 35 place count 6 transition count 7
Applied a total of 35 rules in 7 ms. Remains 6 /94 variables (removed 88) and now considering 7/126 (removed 119) transitions.
// Phase 1: matrix 7 rows 6 cols
[2025-06-07 15:25:00] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:00] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-07 15:25:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:00] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 15:25:00] [INFO ] Redundant transitions in 13 ms returned [2]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 6 rows 6 cols
[2025-06-07 15:25:00] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/10 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/12 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 40 ms.
Refiners :[State Equation: 5/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2/8 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/10 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/12 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 40 ms.
Refiners :[State Equation: 5/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 85ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/94 places, 6/126 transitions.
Graph (complete) has 2 edges and 6 vertex of which 5 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /6 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 5 cols
[2025-06-07 15:25:00] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:00] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-07 15:25:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:00] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/94 places, 5/126 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 201 ms. Remains : 5/94 places, 5/126 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-10
Stuttering criterion allowed to conclude after 16 steps with 3 reset in 0 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-10 finished in 298 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 43 place count 51 transition count 50
Iterating global reduction 0 with 43 rules applied. Total rules applied 86 place count 51 transition count 50
Applied a total of 86 rules in 6 ms. Remains 51 /94 variables (removed 43) and now considering 50/126 (removed 76) transitions.
// Phase 1: matrix 50 rows 51 cols
[2025-06-07 15:25:01] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:01] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 15:25:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:01] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Running 49 sub problems to find dead transitions.
[2025-06-07 15:25:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 50/101 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 0/101 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Real declared 101/101 variables, and 52 constraints, problems are : Problem set: 0 solved, 49 unsolved in 501 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (OVERLAPS) 1/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (OVERLAPS) 50/101 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 49/101 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/101 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (OVERLAPS) 0/101 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Int declared 101/101 variables, and 101 constraints, problems are : Problem set: 0 solved, 49 unsolved in 822 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1330ms problems are : Problem set: 0 solved, 49 unsolved
Search for dead transitions found 0 dead transitions in 1330ms
Starting structural reductions in LTL mode, iteration 1 : 51/94 places, 50/126 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1442 ms. Remains : 51/94 places, 50/126 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-11
Stuttering criterion allowed to conclude after 77 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-11 finished in 1571 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' '!(((p0&&G(F(!p1))) U (G((G(p0)||(p0&&G(F(!p1)))))||((G(p0)||(p0&&G(F(!p1))))&&X(X(X(G(p2))))))))'
Support contains 6 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 56 transition count 70
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 56 transition count 70
Applied a total of 76 rules in 10 ms. Remains 56 /94 variables (removed 38) and now considering 70/126 (removed 56) transitions.
// Phase 1: matrix 70 rows 56 cols
[2025-06-07 15:25:02] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:02] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 15:25:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:02] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 15:25:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 69 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 70/126 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (OVERLAPS) 0/126 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 126/126 variables, and 57 constraints, problems are : Problem set: 0 solved, 69 unsolved in 928 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (OVERLAPS) 1/56 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (OVERLAPS) 70/126 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 69/126 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/126 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 126/126 variables, and 126 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1464 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2401ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 2404ms
Starting structural reductions in LTL mode, iteration 1 : 56/94 places, 70/126 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2523 ms. Remains : 56/94 places, 70/126 transitions.
Stuttering acceptance computed with spot in 292 ms :[(NOT p0), true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), p1, p1, (NOT p2), (NOT p2)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-13
Stuttering criterion allowed to conclude after 311 steps with 3 reset in 4 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-13 finished in 2846 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 94 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Graph (complete) has 70 edges and 94 vertex of which 14 are kept as prefixes of interest. Removing 80 places using SCC suffix rule.0 ms
Discarding 80 places :
Also discarding 79 output transitions
Drop transitions (Output transitions of discarded places.) removed 79 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 13 transition count 24
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 30 place count 6 transition count 7
Iterating global reduction 1 with 7 rules applied. Total rules applied 37 place count 6 transition count 7
Applied a total of 37 rules in 3 ms. Remains 6 /94 variables (removed 88) and now considering 7/126 (removed 119) transitions.
// Phase 1: matrix 7 rows 6 cols
[2025-06-07 15:25:05] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-07 15:25:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 15:25:05] [INFO ] Redundant transitions in 12 ms returned [2]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 6 rows 6 cols
[2025-06-07 15:25:05] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/10 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/12 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 36 ms.
Refiners :[State Equation: 5/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2/8 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2/10 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/12 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 36 ms.
Refiners :[State Equation: 5/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 76ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/94 places, 6/126 transitions.
Graph (complete) has 2 edges and 6 vertex of which 5 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /6 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 5 cols
[2025-06-07 15:25:05] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-07 15:25:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/94 places, 5/126 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 169 ms. Remains : 5/94 places, 5/126 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-14
Stuttering criterion allowed to conclude after 321 steps with 27 reset in 1 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-14 finished in 226 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(p0)&&G((p0 U X((p1||G(!p1)))))))'
Support contains 4 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 126/126 transitions.
Discarding 40 places :
Symmetric choice reduction at 0 with 40 rule applications. Total rules 40 place count 54 transition count 53
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 54 transition count 53
Applied a total of 80 rules in 7 ms. Remains 54 /94 variables (removed 40) and now considering 53/126 (removed 73) transitions.
// Phase 1: matrix 53 rows 54 cols
[2025-06-07 15:25:05] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-07 15:25:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 15:25:05] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-07 15:25:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 53/107 variables, 54/55 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (OVERLAPS) 0/107 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 107/107 variables, and 55 constraints, problems are : Problem set: 0 solved, 52 unsolved in 630 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 54/54 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (OVERLAPS) 1/54 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (OVERLAPS) 53/107 variables, 54/55 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 52/107 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 0/107 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 107/107 variables, and 107 constraints, problems are : Problem set: 0 solved, 52 unsolved in 923 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 54/54 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1574ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 1574ms
Starting structural reductions in LTL mode, iteration 1 : 54/94 places, 53/126 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1704 ms. Remains : 54/94 places, 53/126 transitions.
Stuttering acceptance computed with spot in 184 ms :[(NOT p0), (NOT p0), false, false, p1, true]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A01-LTLCardinality-15
Stuttering criterion allowed to conclude after 366 steps with 19 reset in 2 ms.
FORMULA ViralEpidemic-PT-S16D2C4A01-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A01-LTLCardinality-15 finished in 1911 ms.
All properties solved by simple procedures.
Total runtime 20562 ms.

BK_STOP 1749309907649

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ViralEpidemic-PT-S16D2C4A01"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ViralEpidemic-PT-S16D2C4A01, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915590901019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S16D2C4A01.tgz
mv ViralEpidemic-PT-S16D2C4A01 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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