About the Execution of ITS-Tools for ViralEpidemic-PT-S08D1C2A02
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
0.000 | 90129.00 | 0.00 | 0.00 | FFTFFTFFFFTFTTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590801003.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-S08D1C2A02, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590801003
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 920K
-rw-r--r-- 1 mcc users 8.1K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K 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 4.2K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K 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 400K 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-S08D1C2A02-LTLCardinality-00
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-01
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-02
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-03
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-04
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-05
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-06
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-07
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-08
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-09
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-10
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-11
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-12
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-13
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-14
FORMULA_NAME ViralEpidemic-PT-S08D1C2A02-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749306989487
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-S08D1C2A02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 14:36:30] [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 14:36:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 14:36:31] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2025-06-07 14:36:31] [INFO ] Transformed 731 places.
[2025-06-07 14:36:31] [INFO ] Transformed 1241 transitions.
[2025-06-07 14:36:31] [INFO ] Parsed PT model containing 731 places and 1241 transitions and 2993 arcs in 234 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 731 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 731/731 places, 1241/1241 transitions.
Discarding 483 places :
Symmetric choice reduction at 0 with 483 rule applications. Total rules 483 place count 248 transition count 255
Iterating global reduction 0 with 483 rules applied. Total rules applied 966 place count 248 transition count 255
Applied a total of 966 rules in 68 ms. Remains 248 /731 variables (removed 483) and now considering 255/1241 (removed 986) transitions.
// Phase 1: matrix 255 rows 248 cols
[2025-06-07 14:36:31] [INFO ] Computed 1 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:31] [INFO ] Implicit Places using invariants in 372 ms returned []
[2025-06-07 14:36:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:32] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 668 ms to find 0 implicit places.
Running 254 sub problems to find dead transitions.
[2025-06-07 14:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/247 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 1/248 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 255/503 variables, 248/249 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (OVERLAPS) 0/503 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 254 unsolved
No progress, stopping.
After SMT solving in domain Real declared 503/503 variables, and 249 constraints, problems are : Problem set: 0 solved, 254 unsolved in 9136 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 248/248 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 254 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/247 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 1/248 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (OVERLAPS) 255/503 variables, 248/249 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 254/503 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/503 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 6 (OVERLAPS) 0/503 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 254 unsolved
No progress, stopping.
After SMT solving in domain Int declared 503/503 variables, and 503 constraints, problems are : Problem set: 0 solved, 254 unsolved in 12239 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 248/248 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21444ms problems are : Problem set: 0 solved, 254 unsolved
Search for dead transitions found 0 dead transitions in 21462ms
Starting structural reductions in LTL mode, iteration 1 : 248/731 places, 255/1241 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22217 ms. Remains : 248/731 places, 255/1241 transitions.
Support contains 43 out of 248 places after structural reductions.
[2025-06-07 14:36:53] [INFO ] Flatten gal took : 45 ms
[2025-06-07 14:36:53] [INFO ] Flatten gal took : 18 ms
[2025-06-07 14:36:53] [INFO ] Input system was already deterministic with 255 transitions.
Support contains 42 out of 248 places (down from 43) after GAL structural reductions.
RANDOM walk for 40000 steps (252 resets) in 1841 ms. (21 steps per ms) remains 10/24 properties
BEST_FIRST walk for 40004 steps (9 resets) in 180 ms. (221 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 213 ms. (186 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (11 resets) in 197 ms. (202 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 158 ms. (251 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 170 ms. (233 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (9 resets) in 121 ms. (327 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 126 ms. (314 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (9 resets) in 132 ms. (300 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 113 ms. (350 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (9 resets) in 121 ms. (327 steps per ms) remains 10/10 properties
[2025-06-07 14:36:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 236/248 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp23 is UNSAT
After SMT solving in domain Real declared 503/503 variables, and 249 constraints, problems are : Problem set: 10 solved, 0 unsolved in 231 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 248/248 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 235ms problems are : Problem set: 10 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 10 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 248 stabilizing places and 255 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 248 transition count 255
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-S08D1C2A02-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 248 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Graph (complete) has 167 edges and 248 vertex of which 39 are kept as prefixes of interest. Removing 209 places using SCC suffix rule.1 ms
Discarding 209 places :
Also discarding 183 output transitions
Drop transitions (Output transitions of discarded places.) removed 183 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 38 transition count 65
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 25 place count 20 transition count 24
Iterating global reduction 1 with 18 rules applied. Total rules applied 43 place count 20 transition count 24
Applied a total of 43 rules in 15 ms. Remains 20 /248 variables (removed 228) and now considering 24/255 (removed 231) transitions.
// Phase 1: matrix 24 rows 20 cols
[2025-06-07 14:36:55] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:55] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-07 14:36:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:55] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 14:36:55] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2025-06-07 14:36:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 19/34 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 6/40 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 2/42 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 2/44 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/44 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 20 constraints, problems are : Problem set: 0 solved, 15 unsolved in 136 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 19/34 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 6/40 variables, 3/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 2/42 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 2/44 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/44 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/44 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 35 constraints, problems are : Problem set: 0 solved, 15 unsolved in 256 ms.
Refiners :[State Equation: 20/20 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 394ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 394ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/248 places, 24/255 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 473 ms. Remains : 20/248 places, 24/255 transitions.
Stuttering acceptance computed with spot in 206 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-00
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 2 ms.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-00 finished in 742 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(p0))) U X(X(X(p0)))))'
Support contains 2 out of 248 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 212 transition count 211
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 212 transition count 211
Applied a total of 72 rules in 13 ms. Remains 212 /248 variables (removed 36) and now considering 211/255 (removed 44) transitions.
// Phase 1: matrix 211 rows 212 cols
[2025-06-07 14:36:56] [INFO ] Computed 1 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:56] [INFO ] Implicit Places using invariants in 106 ms returned []
[2025-06-07 14:36:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:36:56] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 276 ms to find 0 implicit places.
Running 210 sub problems to find dead transitions.
[2025-06-07 14:36:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/212 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 211/423 variables, 212/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/423 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 0/423 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 423/423 variables, and 213 constraints, problems are : Problem set: 0 solved, 210 unsolved in 6006 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 212/212 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/212 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 211/423 variables, 212/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/423 variables, 210/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/423 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 0/423 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Int declared 423/423 variables, and 423 constraints, problems are : Problem set: 0 solved, 210 unsolved in 8521 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 212/212 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14552ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 14553ms
Starting structural reductions in LTL mode, iteration 1 : 212/248 places, 211/255 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14843 ms. Remains : 212/248 places, 211/255 transitions.
Stuttering acceptance computed with spot in 530 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-01
Stuttering criterion allowed to conclude after 124 steps with 0 reset in 8 ms.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-01 finished in 15408 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 248 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 212 transition count 211
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 212 transition count 211
Applied a total of 72 rules in 15 ms. Remains 212 /248 variables (removed 36) and now considering 211/255 (removed 44) transitions.
// Phase 1: matrix 211 rows 212 cols
[2025-06-07 14:37:11] [INFO ] Computed 1 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:11] [INFO ] Implicit Places using invariants in 87 ms returned []
[2025-06-07 14:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:11] [INFO ] Implicit Places using invariants and state equation in 149 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
Running 210 sub problems to find dead transitions.
[2025-06-07 14:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/212 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 211/423 variables, 212/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/423 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 0/423 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 423/423 variables, and 213 constraints, problems are : Problem set: 0 solved, 210 unsolved in 5931 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 212/212 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/212 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/212 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 211/423 variables, 212/213 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/423 variables, 210/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/423 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 0/423 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Int declared 423/423 variables, and 423 constraints, problems are : Problem set: 0 solved, 210 unsolved in 8460 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 212/212 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14410ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 14415ms
Starting structural reductions in LTL mode, iteration 1 : 212/248 places, 211/255 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14671 ms. Remains : 212/248 places, 211/255 transitions.
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-03
Stuttering criterion allowed to conclude after 7299 steps with 1785 reset in 40 ms.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-03 finished in 14865 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 2 out of 248 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Graph (complete) has 167 edges and 248 vertex of which 27 are kept as prefixes of interest. Removing 221 places using SCC suffix rule.1 ms
Discarding 221 places :
Also discarding 209 output transitions
Drop transitions (Output transitions of discarded places.) removed 209 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 26 transition count 40
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 16 place count 16 transition count 20
Iterating global reduction 1 with 10 rules applied. Total rules applied 26 place count 16 transition count 20
Applied a total of 26 rules in 6 ms. Remains 16 /248 variables (removed 232) and now considering 20/255 (removed 235) transitions.
// Phase 1: matrix 20 rows 16 cols
[2025-06-07 14:37:26] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:26] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-07 14:37:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:26] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 14:37:26] [INFO ] Redundant transitions in 11 ms returned [2, 15]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 11 sub problems to find dead transitions.
// Phase 1: matrix 18 rows 16 cols
[2025-06-07 14:37:26] [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, 11 unsolved
At refinement iteration 1 (OVERLAPS) 14/26 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 4/30 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 2/32 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/34 variables, and 15 constraints, problems are : Problem set: 0 solved, 11 unsolved in 112 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 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, 11 unsolved
At refinement iteration 1 (OVERLAPS) 14/26 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 4/30 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 2/32 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/34 variables, and 26 constraints, problems are : Problem set: 0 solved, 11 unsolved in 134 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 251ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 251ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/248 places, 18/255 transitions.
Graph (complete) has 8 edges and 16 vertex of which 14 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 14 /16 variables (removed 2) and now considering 16/18 (removed 2) transitions.
// Phase 1: matrix 16 rows 14 cols
[2025-06-07 14:37:26] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:26] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-07 14:37:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:26] [INFO ] Implicit Places using invariants and state equation in 23 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 : 14/248 places, 16/255 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 366 ms. Remains : 14/248 places, 16/255 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-06
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-06 finished in 410 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) U p1)))'
Support contains 6 out of 248 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 215 transition count 214
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 215 transition count 214
Applied a total of 66 rules in 9 ms. Remains 215 /248 variables (removed 33) and now considering 214/255 (removed 41) transitions.
// Phase 1: matrix 214 rows 215 cols
[2025-06-07 14:37:26] [INFO ] Computed 1 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:26] [INFO ] Implicit Places using invariants in 87 ms returned []
[2025-06-07 14:37:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:27] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
Running 213 sub problems to find dead transitions.
[2025-06-07 14:37:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/214 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 1/215 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/215 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 213 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 214/429 variables, 215/216 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/429 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 0/429 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 429/429 variables, and 216 constraints, problems are : Problem set: 0 solved, 213 unsolved in 6037 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 215/215 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/214 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 1/215 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/215 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 214/429 variables, 215/216 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/429 variables, 213/429 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/429 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 0/429 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Int declared 429/429 variables, and 429 constraints, problems are : Problem set: 0 solved, 213 unsolved in 8886 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 215/215 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14937ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 14938ms
Starting structural reductions in LTL mode, iteration 1 : 215/248 places, 214/255 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15188 ms. Remains : 215/248 places, 214/255 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 338 ms.
Product exploration explored 100000 steps with 50000 reset in 364 ms.
Computed a total of 215 stabilizing places and 214 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 215 transition count 214
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p1 p0), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (F (G p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 19 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-12 finished in 16127 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)))'
Support contains 2 out of 248 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Discarding 37 places :
Symmetric choice reduction at 0 with 37 rule applications. Total rules 37 place count 211 transition count 210
Iterating global reduction 0 with 37 rules applied. Total rules applied 74 place count 211 transition count 210
Applied a total of 74 rules in 4 ms. Remains 211 /248 variables (removed 37) and now considering 210/255 (removed 45) transitions.
// Phase 1: matrix 210 rows 211 cols
[2025-06-07 14:37:42] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:42] [INFO ] Implicit Places using invariants in 84 ms returned []
[2025-06-07 14:37:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:43] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
Running 209 sub problems to find dead transitions.
[2025-06-07 14:37:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/210 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 1/211 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/211 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 209 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 210/421 variables, 211/212 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/421 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 5 (OVERLAPS) 0/421 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 209 unsolved
No progress, stopping.
After SMT solving in domain Real declared 421/421 variables, and 212 constraints, problems are : Problem set: 0 solved, 209 unsolved in 5947 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 211/211 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 209 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/210 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 1 (OVERLAPS) 1/211 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/211 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 3 (OVERLAPS) 210/421 variables, 211/212 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/421 variables, 209/421 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/421 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 209 unsolved
At refinement iteration 6 (OVERLAPS) 0/421 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 209 unsolved
No progress, stopping.
After SMT solving in domain Int declared 421/421 variables, and 421 constraints, problems are : Problem set: 0 solved, 209 unsolved in 8481 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 211/211 constraints, PredecessorRefiner: 209/209 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14448ms problems are : Problem set: 0 solved, 209 unsolved
Search for dead transitions found 0 dead transitions in 14450ms
Starting structural reductions in LTL mode, iteration 1 : 211/248 places, 210/255 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14698 ms. Remains : 211/248 places, 210/255 transitions.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 291 ms.
Product exploration explored 100000 steps with 50000 reset in 273 ms.
Computed a total of 211 stabilizing places and 210 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 211 transition count 210
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (X p0), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-13 finished in 15464 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 5 out of 248 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 248/248 places, 255/255 transitions.
Graph (complete) has 167 edges and 248 vertex of which 46 are kept as prefixes of interest. Removing 202 places using SCC suffix rule.1 ms
Discarding 202 places :
Also discarding 179 output transitions
Drop transitions (Output transitions of discarded places.) removed 179 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 45 transition count 69
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 21 place count 31 transition count 37
Iterating global reduction 1 with 14 rules applied. Total rules applied 35 place count 31 transition count 37
Applied a total of 35 rules in 8 ms. Remains 31 /248 variables (removed 217) and now considering 37/255 (removed 218) transitions.
// Phase 1: matrix 37 rows 31 cols
[2025-06-07 14:37:58] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:58] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-07 14:37:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:58] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 14:37:58] [INFO ] Redundant transitions in 13 ms returned [9, 18, 32]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 23 sub problems to find dead transitions.
// Phase 1: matrix 34 rows 31 cols
[2025-06-07 14:37:58] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 29/55 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 23 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 6/61 variables, 3/29 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 2/63 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (OVERLAPS) 2/65 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 0/65 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 31 constraints, problems are : Problem set: 0 solved, 23 unsolved in 208 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 29/55 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 23/49 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (OVERLAPS) 6/61 variables, 3/52 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 2/63 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (OVERLAPS) 2/65 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/65 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 0/65 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 54 constraints, problems are : Problem set: 0 solved, 23 unsolved in 428 ms.
Refiners :[State Equation: 31/31 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 639ms problems are : Problem set: 0 solved, 23 unsolved
Search for dead transitions found 0 dead transitions in 640ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/248 places, 34/255 transitions.
Graph (complete) has 16 edges and 31 vertex of which 28 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 1 ms. Remains 28 /31 variables (removed 3) and now considering 31/34 (removed 3) transitions.
// Phase 1: matrix 31 rows 28 cols
[2025-06-07 14:37:59] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:59] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-07 14:37:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 14:37:59] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 28/248 places, 31/255 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 784 ms. Remains : 28/248 places, 31/255 transitions.
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A02-LTLCardinality-14
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S08D1C2A02-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A02-LTLCardinality-14 finished in 914 ms.
All properties solved by simple procedures.
Total runtime 88327 ms.
BK_STOP 1749307079616
--------------------
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-S08D1C2A02"
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-S08D1C2A02, 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-174915590801003"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S08D1C2A02.tgz
mv ViralEpidemic-PT-S08D1C2A02 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 '
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 ;