Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994100323.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-050A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994100323
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K 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 3.7K 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 136K 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-050A-LTLCardinality-00
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-01
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-02
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-03
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-04
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-05
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-06
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-07
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-08
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-09
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-10
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-11
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-12
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-13
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-14
FORMULA_NAME ShieldRVt-PT-050A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749128449044

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-050A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 13:00:50] [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]
[2025-06-05 13:00:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 13:00:50] [INFO ] Load time of PNML (sax parser for PT used): 87 ms
[2025-06-05 13:00:50] [INFO ] Transformed 403 places.
[2025-06-05 13:00:50] [INFO ] Transformed 403 transitions.
[2025-06-05 13:00:50] [INFO ] Found NUPN structural information;
[2025-06-05 13:00:50] [INFO ] Parsed PT model containing 403 places and 403 transitions and 1706 arcs in 172 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 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-050A-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-050A-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-050A-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVt-PT-050A-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-050A-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-050A-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-050A-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 50 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
// Phase 1: matrix 402 rows 403 cols
[2025-06-05 13:00:50] [INFO ] Computed 201 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:00:50] [INFO ] Implicit Places using invariants in 385 ms returned []
[2025-06-05 13:00:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:00:51] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 806 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:00:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30027 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30021 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60198ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60209ms
Finished structural reductions in LTL mode , in 1 iterations and 61085 ms. Remains : 403/403 places, 402/402 transitions.
Support contains 30 out of 403 places after structural reductions.
[2025-06-05 13:01:51] [INFO ] Flatten gal took : 74 ms
[2025-06-05 13:01:51] [INFO ] Flatten gal took : 35 ms
[2025-06-05 13:01:51] [INFO ] Input system was already deterministic with 402 transitions.
Support contains 28 out of 403 places (down from 30) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 1397 ms. (28 steps per ms) remains 8/16 properties
BEST_FIRST walk for 40003 steps (8 resets) in 269 ms. (148 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 221 ms. (180 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 293 ms. (136 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 243 ms. (163 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 182 ms. (218 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 8/8 properties
[2025-06-05 13:01:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 14/29 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 14/43 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 374/403 variables, 187/230 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 374/604 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 8 unsolved in 532 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 14/29 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 14/43 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 374/403 variables, 187/230 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 374/604 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 8/1015 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/805 variables, 0/1015 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 0/805 variables, 0/1015 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 805/805 variables, and 1015 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1112 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1656ms problems are : Problem set: 0 solved, 8 unsolved
Finished Parikh walk after 34435 steps, including 916 resets, run visited all 1 properties in 171 ms. (steps per millisecond=201 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 8 properties in 887 ms.
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' '!(G(F(p0)))'
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 400 transition count 400
Applied a total of 3 rules in 48 ms. Remains 400 /403 variables (removed 3) and now considering 400/402 (removed 2) transitions.
// Phase 1: matrix 400 rows 400 cols
[2025-06-05 13:01:55] [INFO ] Computed 200 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:01:55] [INFO ] Implicit Places using invariants in 160 ms returned []
[2025-06-05 13:01:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:01:56] [INFO ] Implicit Places using invariants and state equation in 308 ms returned []
Implicit Place search using SMT with State Equation took 469 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 13:01:56] [INFO ] Redundant transitions in 22 ms returned []
Running 399 sub problems to find dead transitions.
[2025-06-05 13:01:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 400/400 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/400 variables, 200/600 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/400 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 400/800 variables, 400/1000 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 5 (OVERLAPS) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 399 unsolved
No progress, stopping.
After SMT solving in domain Real declared 800/800 variables, and 1000 constraints, problems are : Problem set: 0 solved, 399 unsolved in 28709 ms.
Refiners :[Domain max(s): 400/400 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 400/400 constraints, PredecessorRefiner: 399/399 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 399 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 400/400 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/400 variables, 200/600 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/400 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 3 (OVERLAPS) 400/800 variables, 400/1000 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/800 variables, 399/1399 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/800 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 399 unsolved
At refinement iteration 6 (OVERLAPS) 0/800 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 399 unsolved
No progress, stopping.
After SMT solving in domain Int declared 800/800 variables, and 1399 constraints, problems are : Problem set: 0 solved, 399 unsolved in 30019 ms.
Refiners :[Domain max(s): 400/400 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 400/400 constraints, PredecessorRefiner: 399/399 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58774ms problems are : Problem set: 0 solved, 399 unsolved
Search for dead transitions found 0 dead transitions in 58780ms
Starting structural reductions in SI_LTL mode, iteration 1 : 400/403 places, 400/402 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59326 ms. Remains : 400/403 places, 400/402 transitions.
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-02
Product exploration explored 100000 steps with 4794 reset in 473 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 9 in 0 ms.
FORMULA ShieldRVt-PT-050A-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-050A-LTLCardinality-02 finished in 60037 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(p1)) U p2))'
Support contains 5 out of 403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 403/403 places, 402/402 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 402 transition count 401
Applied a total of 2 rules in 47 ms. Remains 402 /403 variables (removed 1) and now considering 401/402 (removed 1) transitions.
// Phase 1: matrix 401 rows 402 cols
[2025-06-05 13:02:55] [INFO ] Computed 201 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:02:55] [INFO ] Implicit Places using invariants in 179 ms returned [395]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 181 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 401/403 places, 401/402 transitions.
Applied a total of 0 rules in 16 ms. Remains 401 /401 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 244 ms. Remains : 401/403 places, 401/402 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p2), true, (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 433 ms.
Product exploration explored 100000 steps with 0 reset in 514 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 p2) p0 p1), (X (NOT p2)), (X (AND (NOT p2) p0 p1)), (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1))))), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p0 p1))), (X (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1)))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 131 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p2), true, (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 619 ms. (64 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 216 ms. (184 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (8 resets) in 295 ms. (135 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 148 ms. (268 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 164 ms. (242 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 194 ms. (205 steps per ms) remains 5/5 properties
Finished probabilistic random walk after 24331 steps, run visited all 5 properties in 162 ms. (steps per millisecond=150 )
Probabilistic random walk after 24331 steps, saw 23485 distinct states, run finished after 166 ms. (steps per millisecond=146 ) properties seen :5
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT p2)), (X (AND (NOT p2) p0 p1)), (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1))))), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p0 p1))), (X (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1)))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (OR p0 p2) (OR p2 p1)))), (F p2), (F (NOT p0)), (F (NOT (AND p0 (NOT p2) p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT p1))
Knowledge based reduction with 11 factoid took 160 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-04 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-04 finished in 2408 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 4 out of 403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 403/403 places, 402/402 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 402 transition count 401
Applied a total of 2 rules in 21 ms. Remains 402 /403 variables (removed 1) and now considering 401/402 (removed 1) transitions.
[2025-06-05 13:02:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:02:58] [INFO ] Implicit Places using invariants in 159 ms returned [395]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 160 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 401/403 places, 401/402 transitions.
Applied a total of 0 rules in 10 ms. Remains 401 /401 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 191 ms. Remains : 401/403 places, 401/402 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 416 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA ShieldRVt-PT-050A-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-050A-LTLCardinality-05 finished in 731 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 G(p1)) U X(X(p2))))'
Support contains 6 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 10 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
// Phase 1: matrix 402 rows 403 cols
[2025-06-05 13:02:58] [INFO ] Computed 201 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:02:59] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-06-05 13:02:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:02:59] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 488 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:02:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30016 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30025 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60097ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60098ms
Finished structural reductions in LTL mode , in 1 iterations and 60597 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 264 ms :[(NOT p2), (AND (NOT p0) p1 (NOT p2)), (NOT p2), (AND p1 (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-07
Product exploration explored 100000 steps with 33333 reset in 1151 ms.
Product exploration explored 100000 steps with 33333 reset in 1212 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 p1 p0 p2), (X (AND p1 (NOT p0))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 13 ms. Reduced automaton from 7 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-07 finished in 63273 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((X(X(X(F(X(p0))))) U p1)))'
Support contains 4 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 7 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:04:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:04:02] [INFO ] Implicit Places using invariants in 165 ms returned []
[2025-06-05 13:04:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:04:02] [INFO ] Implicit Places using invariants and state equation in 305 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:04:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30014 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30019 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60086ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60087ms
Finished structural reductions in LTL mode , in 1 iterations and 60566 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 210 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-08
Product exploration explored 100000 steps with 0 reset in 395 ms.
Product exploration explored 100000 steps with 0 reset in 523 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 p1 p0), (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 181 ms. (219 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
[2025-06-05 13:05:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 398/403 variables, 199/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 398/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 1 unsolved in 183 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 398/403 variables, 199/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 398/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 1/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/805 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/805 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 805/805 variables, and 1008 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 475ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 281 ms.
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 403/403 places, 402/402 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 402 transition count 401
Partial Free-agglomeration rule applied 48 times.
Drop transitions (Partial Free agglomeration) removed 48 transitions
Iterating global reduction 0 with 48 rules applied. Total rules applied 50 place count 402 transition count 401
Drop transitions (Redundant composition of simpler transitions.) removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 0 with 48 rules applied. Total rules applied 98 place count 402 transition count 353
Applied a total of 98 rules in 33 ms. Remains 402 /403 variables (removed 1) and now considering 353/402 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 402/403 places, 353/402 transitions.
RANDOM walk for 40000 steps (8 resets) in 209 ms. (190 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 152 ms. (261 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7272 steps, run visited all 1 properties in 39 ms. (steps per millisecond=186 )
Probabilistic random walk after 7272 steps, saw 7125 distinct states, run finished after 40 ms. (steps per millisecond=181 ) properties seen :1
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 8 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:05:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:05:05] [INFO ] Implicit Places using invariants in 165 ms returned []
[2025-06-05 13:05:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:05:06] [INFO ] Implicit Places using invariants and state equation in 309 ms returned []
Implicit Place search using SMT with State Equation took 476 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:05:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30013 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30023 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60095ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60096ms
Finished structural reductions in LTL mode , in 1 iterations and 60581 ms. Remains : 403/403 places, 402/402 transitions.
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 p1 p0), (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 185 ms. (215 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
[2025-06-05 13:06:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 398/403 variables, 199/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 398/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 398/403 variables, 199/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 398/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 1/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/805 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/805 variables, 0/1008 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 805/805 variables, and 1008 constraints, problems are : Problem set: 0 solved, 1 unsolved in 289 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 272 ms.
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 403/403 places, 402/402 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 402 transition count 401
Partial Free-agglomeration rule applied 48 times.
Drop transitions (Partial Free agglomeration) removed 48 transitions
Iterating global reduction 0 with 48 rules applied. Total rules applied 50 place count 402 transition count 401
Drop transitions (Redundant composition of simpler transitions.) removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 0 with 48 rules applied. Total rules applied 98 place count 402 transition count 353
Applied a total of 98 rules in 41 ms. Remains 402 /403 variables (removed 1) and now considering 353/402 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 402/403 places, 353/402 transitions.
RANDOM walk for 40000 steps (8 resets) in 217 ms. (183 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7272 steps, run visited all 1 properties in 40 ms. (steps per millisecond=181 )
Probabilistic random walk after 7272 steps, saw 7125 distinct states, run finished after 40 ms. (steps per millisecond=181 ) properties seen :1
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 145 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 185 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 402 ms.
Product exploration explored 100000 steps with 0 reset in 509 ms.
Applying partial POR strategy [false, false, false, false, true]
Stuttering acceptance computed with spot in 162 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 403 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 403 transition count 402
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 44 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 13:06:09] [INFO ] Redundant transitions in 6 ms returned []
Running 401 sub problems to find dead transitions.
// Phase 1: matrix 402 rows 403 cols
[2025-06-05 13:06:09] [INFO ] Computed 201 invariants in 2 ms
[2025-06-05 13:06:09] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 13:06:19] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 6 ms to minimize.
Problem TDEAD200 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 1/605 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/605 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 6 (OVERLAPS) 402/805 variables, 403/1008 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 2/1010 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/805 variables, 0/1010 constraints. Problems are: Problem set: 1 solved, 400 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1010 constraints, problems are : Problem set: 1 solved, 400 unsolved in 30017 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 400 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/401 variables, 401/401 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/401 variables, 0/401 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 2 (OVERLAPS) 2/403 variables, 201/602 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 2/604 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 1/605 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/605 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 6 (OVERLAPS) 402/805 variables, 403/1008 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 2/1010 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/805 variables, 400/1410 constraints. Problems are: Problem set: 1 solved, 400 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/805 variables, 0/1410 constraints. Problems are: Problem set: 1 solved, 400 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1410 constraints, problems are : Problem set: 1 solved, 400 unsolved in 30021 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 400/401 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60092ms problems are : Problem set: 1 solved, 400 unsolved
Search for dead transitions found 1 dead transitions in 60093ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 403/403 places, 401/402 transitions.
Graph (complete) has 1600 edges and 403 vertex of which 402 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 402 /403 variables (removed 1) and now considering 401/401 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 402/403 places, 401/402 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60165 ms. Remains : 402/403 places, 401/402 transitions.
Built C files in :
/tmp/ltsmin1458744634340937998
[2025-06-05 13:07:09] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1458744634340937998
Running compilation step : cd /tmp/ltsmin1458744634340937998;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 751 ms.
Running link step : cd /tmp/ltsmin1458744634340937998;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin1458744634340937998;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6343188159969586740.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 9 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
// Phase 1: matrix 402 rows 403 cols
[2025-06-05 13:07:24] [INFO ] Computed 201 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:07:25] [INFO ] Implicit Places using invariants in 170 ms returned []
[2025-06-05 13:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:07:25] [INFO ] Implicit Places using invariants and state equation in 316 ms returned []
Implicit Place search using SMT with State Equation took 488 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30014 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30022 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60086ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60088ms
Finished structural reductions in LTL mode , in 1 iterations and 60585 ms. Remains : 403/403 places, 402/402 transitions.
Built C files in :
/tmp/ltsmin3451427082224962205
[2025-06-05 13:08:25] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3451427082224962205
Running compilation step : cd /tmp/ltsmin3451427082224962205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 622 ms.
Running link step : cd /tmp/ltsmin3451427082224962205;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin3451427082224962205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased4630939503833938122.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 13:08:40] [INFO ] Flatten gal took : 30 ms
[2025-06-05 13:08:40] [INFO ] Flatten gal took : 24 ms
[2025-06-05 13:08:40] [INFO ] Time to serialize gal into /tmp/LTL10650915232939336664.gal : 5 ms
[2025-06-05 13:08:40] [INFO ] Time to serialize properties into /tmp/LTL6278564683103419628.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10650915232939336664.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15271821212941746062.hoa' '-atoms' '/tmp/LTL6278564683103419628.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL6278564683103419628.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15271821212941746062.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
3 unique states visited
3 strongly connected components in search stack
4 transitions explored
3 items max in DFS search stack
115 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1.20713,43220,1,0,9,154928,20,0,11758,43412,28
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA ShieldRVt-PT-050A-LTLCardinality-08 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property ShieldRVt-PT-050A-LTLCardinality-08 finished in 279865 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&&X(p0))))'
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 7 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:08:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:08:42] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-06-05 13:08:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:08:42] [INFO ] Implicit Places using invariants and state equation in 304 ms returned []
Implicit Place search using SMT with State Equation took 478 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:08:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30018 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30016 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60085ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60086ms
Finished structural reductions in LTL mode , in 1 iterations and 60573 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-10
Product exploration explored 100000 steps with 33333 reset in 1147 ms.
Product exploration explored 100000 steps with 33333 reset in 1205 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 14 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-10 finished in 63095 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(p1)||p0)))'
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 5 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:09:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:09:45] [INFO ] Implicit Places using invariants in 162 ms returned []
[2025-06-05 13:09:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:09:45] [INFO ] Implicit Places using invariants and state equation in 293 ms returned []
Implicit Place search using SMT with State Equation took 456 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:09:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30015 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30015 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60082ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60083ms
Finished structural reductions in LTL mode , in 1 iterations and 60545 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 135 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 1518 ms.
Product exploration explored 100000 steps with 50000 reset in 1561 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 p1) p0), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 17 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-11 finished in 63789 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)))'
Support contains 2 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 8 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:10:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:10:49] [INFO ] Implicit Places using invariants in 164 ms returned []
[2025-06-05 13:10:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:10:49] [INFO ] Implicit Places using invariants and state equation in 296 ms returned []
Implicit Place search using SMT with State Equation took 462 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:10:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30011 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30015 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60078ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60078ms
Finished structural reductions in LTL mode , in 1 iterations and 60549 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 98 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-13
Product exploration explored 100000 steps with 0 reset in 399 ms.
Product exploration explored 100000 steps with 0 reset in 500 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 5617 steps, run visited all 1 properties in 32 ms. (steps per millisecond=175 )
Probabilistic random walk after 5617 steps, saw 5454 distinct states, run finished after 32 ms. (steps per millisecond=175 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-13 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-13 finished in 61956 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))'
Support contains 1 out of 403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 403/403 places, 402/402 transitions.
Applied a total of 0 rules in 9 ms. Remains 403 /403 variables (removed 0) and now considering 402/402 (removed 0) transitions.
[2025-06-05 13:11:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:11:51] [INFO ] Implicit Places using invariants in 162 ms returned []
[2025-06-05 13:11:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 13:11:51] [INFO ] Implicit Places using invariants and state equation in 316 ms returned []
Implicit Place search using SMT with State Equation took 479 ms to find 0 implicit places.
Running 401 sub problems to find dead transitions.
[2025-06-05 13:11:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 0/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 1007 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30013 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 401 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 402/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 0/402 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 2 (OVERLAPS) 1/403 variables, 201/603 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/403 variables, 1/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 5 (OVERLAPS) 402/805 variables, 403/1007 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 401/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/805 variables, 0/1408 constraints. Problems are: Problem set: 0 solved, 401 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
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(s187timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 1408 constraints, problems are : Problem set: 0 solved, 401 unsolved in 30018 ms.
Refiners :[Domain max(s): 403/403 constraints, Positive P Invariants (semi-flows): 201/201 constraints, State Equation: 403/403 constraints, PredecessorRefiner: 401/401 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60089ms problems are : Problem set: 0 solved, 401 unsolved
Search for dead transitions found 0 dead transitions in 60090ms
Finished structural reductions in LTL mode , in 1 iterations and 60580 ms. Remains : 403/403 places, 402/402 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldRVt-PT-050A-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 1504 ms.
Product exploration explored 100000 steps with 50000 reset in 1561 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 : [(NOT p0), (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 14 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-050A-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-050A-LTLCardinality-15 finished in 63778 ms.
All properties solved by simple procedures.
Total runtime 724431 ms.

BK_STOP 1749129174684

--------------------
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="ShieldRVt-PT-050A"
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 ShieldRVt-PT-050A, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994100323"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-050A.tgz
mv ShieldRVt-PT-050A execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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