Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993900196.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldRVt-PT-002A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993900196
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 6.2K 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 ShieldRVt-PT-002A-LTLFireability-00
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-01
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-02
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-03
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-04
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-05
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-06
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-07
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-08
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-09
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-10
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-11
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-12
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-13
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-14
FORMULA_NAME ShieldRVt-PT-002A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749095205792

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-002A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 03:46:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 03:46:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 03:46:47] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2025-06-05 03:46:47] [INFO ] Transformed 19 places.
[2025-06-05 03:46:47] [INFO ] Transformed 19 transitions.
[2025-06-05 03:46:47] [INFO ] Found NUPN structural information;
[2025-06-05 03:46:47] [INFO ] Parsed PT model containing 19 places and 19 transitions and 74 arcs in 120 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldRVt-PT-002A-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002A-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 7 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-06-05 03:46:47] [INFO ] Computed 9 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:47] [INFO ] Implicit Places using invariants in 139 ms returned []
[2025-06-05 03:46:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:47] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 373 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 409 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 813ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 824ms
Finished structural reductions in LTL mode , in 1 iterations and 1078 ms. Remains : 19/19 places, 18/18 transitions.
Support contains 18 out of 19 places after structural reductions.
[2025-06-05 03:46:48] [INFO ] Flatten gal took : 14 ms
[2025-06-05 03:46:48] [INFO ] Flatten gal took : 4 ms
[2025-06-05 03:46:48] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 22 to 17
RANDOM walk for 105 steps (0 resets) in 16 ms. (6 steps per ms) remains 0/17 properties
FORMULA ShieldRVt-PT-002A-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(p0)||(X(p1)&&(G(!p0)||(!p0&&F(!p2)))))))))'
Support contains 5 out of 19 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:49] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-05 03:46:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:49] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 216 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 243 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 470ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 471ms
Finished structural reductions in LTL mode , in 1 iterations and 532 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 331 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-02
Product exploration explored 100000 steps with 21719 reset in 274 ms.
Stack based approach found an accepted trace after 1170 steps with 254 reset with depth 9 and stack size 9 in 2 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-02 finished in 1393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(X(X((X(F(p1))||G(p2)))))))'
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:50] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-05 03:46:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:50] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 181 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 198 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 384ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 385ms
Finished structural reductions in LTL mode , in 1 iterations and 450 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 501 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-03
Product exploration explored 100000 steps with 19458 reset in 121 ms.
Stack based approach found an accepted trace after 231 steps with 43 reset with depth 15 and stack size 15 in 0 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-03 finished in 1104 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 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 18 transition count 17
Applied a total of 2 rules in 11 ms. Remains 18 /19 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 18 cols
[2025-06-05 03:46:51] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:51] [INFO ] Implicit Places using invariants in 30 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/19 places, 17/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 17/17 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 46 ms. Remains : 17/19 places, 17/18 transitions.
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-05
Product exploration explored 100000 steps with 6 reset in 106 ms.
Stack based approach found an accepted trace after 119 steps with 9 reset with depth 46 and stack size 40 in 1 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-05 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' '!(F(G((p0&&(p1||G(p2))))))'
Support contains 3 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 5 ms. Remains 18 /19 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 18 cols
[2025-06-05 03:46:51] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:51] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 03:46:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:51] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 03:46:51] [INFO ] Redundant transitions in 1 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-05 03:46:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 17/35 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/35 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 45 constraints, problems are : Problem set: 0 solved, 16 unsolved in 126 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 17/35 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 16/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/35 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 61 constraints, problems are : Problem set: 0 solved, 16 unsolved in 149 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 279ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 279ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 344 ms. Remains : 18/19 places, 17/18 transitions.
Stuttering acceptance computed with spot in 88 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 133 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-06 finished in 586 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&&X(F(!p0))))&&X((X(p0) U ((!p1&&X(p0))||X(G(p0))))))))'
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-06-05 03:46:52] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:52] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-05 03:46:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:52] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 183 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 196 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 385ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 385ms
Finished structural reductions in LTL mode , in 1 iterations and 446 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 265 ms :[true, true, p0, p0, (NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-07
Entered a terminal (fully accepting) state of product in 714 steps with 52 reset in 2 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-07 finished in 739 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U p1)))'
Support contains 5 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:53] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:53] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 177 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 221 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 404ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 404ms
Finished structural reductions in LTL mode , in 1 iterations and 457 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-08 finished in 592 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0||F(G(p1))) U (p1&&(p0||F(G(p1)))))))'
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:53] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:53] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 212 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 208 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 425ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 426ms
Finished structural reductions in LTL mode , in 1 iterations and 485 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 102 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-09 finished in 729 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(X((X(p1)||F(p2)))))||p0))))'
Support contains 3 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:54] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-05 03:46:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:54] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 171 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 231 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 404ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 405ms
Finished structural reductions in LTL mode , in 1 iterations and 463 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 279 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-10
Product exploration explored 100000 steps with 5905 reset in 88 ms.
Stack based approach found an accepted trace after 44892 steps with 2633 reset with depth 29 and stack size 22 in 72 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-10 finished in 930 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(G((X(p0)||(p1&&X(p2)))))))'
Support contains 5 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:55] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-05 03:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:55] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 173 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 199 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 377ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 377ms
Finished structural reductions in LTL mode , in 1 iterations and 431 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 229 ms :[true, (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-11 finished in 678 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:56] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:56] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 03:46:56] [INFO ] Redundant transitions in 0 ms returned []
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 159 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 200 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 363ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 440 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 82 ms.
Product exploration explored 100000 steps with 50000 reset in 99 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/19 stabilizing places and 1/18 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 25 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002A-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002A-LTLFireability-12 finished in 756 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((X(p0) U p1))||(p2 U p3)||F(p2)))))'
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:56] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:56] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 172 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 206 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 388ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 391ms
Finished structural reductions in LTL mode , in 1 iterations and 457 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 244 ms :[(AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-13
Product exploration explored 100000 steps with 8353 reset in 114 ms.
Stack based approach found an accepted trace after 90 steps with 7 reset with depth 25 and stack size 22 in 0 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-13 finished in 840 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(F(p0))||G(p1))))'
Support contains 2 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 5 ms. Remains 18 /19 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 18 cols
[2025-06-05 03:46:57] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:57] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-05 03:46:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:57] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 03:46:57] [INFO ] Redundant transitions in 1 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-05 03:46:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 17/35 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/35 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 45 constraints, problems are : Problem set: 0 solved, 16 unsolved in 131 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 17/35 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 16/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/35 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 61 constraints, problems are : Problem set: 0 solved, 16 unsolved in 144 ms.
Refiners :[Domain max(s): 18/18 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 278ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 278ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 340 ms. Remains : 18/19 places, 17/18 transitions.
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-14
Product exploration explored 100000 steps with 4483 reset in 95 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 0 ms.
FORMULA ShieldRVt-PT-002A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002A-LTLFireability-14 finished in 537 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 U (p1||G(!p0)))&&(X(p2)||F(p0))))'
Support contains 7 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-06-05 03:46:58] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:58] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 03:46:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:46:58] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-05 03:46:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 47 constraints, problems are : Problem set: 0 solved, 17 unsolved in 168 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 9/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 64 constraints, problems are : Problem set: 0 solved, 17 unsolved in 200 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 374ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 375ms
Finished structural reductions in LTL mode , in 1 iterations and 429 ms. Remains : 19/19 places, 18/18 transitions.
Stuttering acceptance computed with spot in 187 ms :[(OR (AND (NOT p0) (NOT p2)) (AND p0 (NOT p1))), true, (AND p0 (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002A-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 70 ms.
Product exploration explored 100000 steps with 50000 reset in 79 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X p2), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 19 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002A-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002A-LTLFireability-15 finished in 809 ms.
All properties solved by simple procedures.
Total runtime 11987 ms.

BK_STOP 1749095219035

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldRVt-PT-002A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldRVt-PT-002A, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901993900196"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-002A.tgz
mv ShieldRVt-PT-002A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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