Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994000292.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-030A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994000292
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K 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 9.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K 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 82K 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-030A-LTLFireability-00
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-01
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-02
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-03
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-04
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-05
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-06
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-07
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-08
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-09
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-10
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-11
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-12
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-13
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-14
FORMULA_NAME ShieldRVt-PT-030A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749111299994

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-030A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 08:15:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 08:15:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 08:15:01] [INFO ] Load time of PNML (sax parser for PT used): 88 ms
[2025-06-05 08:15:01] [INFO ] Transformed 243 places.
[2025-06-05 08:15:01] [INFO ] Transformed 243 transitions.
[2025-06-05 08:15:01] [INFO ] Found NUPN structural information;
[2025-06-05 08:15:01] [INFO ] Parsed PT model containing 243 places and 243 transitions and 1026 arcs in 182 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 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-030A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-030A-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 58 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 31 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:15:01] [INFO ] Computed 121 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:15:01] [INFO ] Implicit Places using invariants in 369 ms returned []
[2025-06-05 08:15:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:15:02] [INFO ] Implicit Places using invariants and state equation in 462 ms returned []
Implicit Place search using SMT with State Equation took 866 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:15:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16619 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 17643 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34441ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 34458ms
Finished structural reductions in LTL mode , in 1 iterations and 35372 ms. Remains : 243/243 places, 242/242 transitions.
Support contains 58 out of 243 places after structural reductions.
[2025-06-05 08:15:37] [INFO ] Flatten gal took : 108 ms
[2025-06-05 08:15:37] [INFO ] Flatten gal took : 45 ms
[2025-06-05 08:15:37] [INFO ] Input system was already deterministic with 242 transitions.
Reduction of identical properties reduced properties to check from 32 to 31
RANDOM walk for 40000 steps (8 resets) in 2342 ms. (17 steps per ms) remains 9/31 properties
BEST_FIRST walk for 40002 steps (8 resets) in 382 ms. (104 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 323 ms. (123 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 216 ms. (184 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 255 ms. (156 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 265 ms. (150 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 212 ms. (187 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 180 ms. (221 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 271 ms. (147 steps per ms) remains 9/9 properties
[2025-06-05 08:15:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 16/35 variables, 17/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 16/52 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 208/243 variables, 104/156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 208/364 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 9 unsolved in 902 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 16/35 variables, 17/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 16/52 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 208/243 variables, 104/156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 208/364 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 9/616 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 0/485 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 616 constraints, problems are : Problem set: 0 solved, 9 unsolved in 836 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1760ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 7 different solutions.
Finished Parikh walk after 28201 steps, including 490 resets, run visited all 1 properties in 104 ms. (steps per millisecond=271 )
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 9 properties in 592 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(p0)||X(p1))))))'
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 18 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:15:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:15:41] [INFO ] Implicit Places using invariants in 118 ms returned []
[2025-06-05 08:15:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:15:42] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:15:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 14071 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16846 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30978ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30981ms
Finished structural reductions in LTL mode , in 1 iterations and 31331 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 276 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-00
Product exploration explored 100000 steps with 25000 reset in 618 ms.
Product exploration explored 100000 steps with 25000 reset in 492 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 72 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 466 ms. (85 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
[2025-06-05 08:16:14] [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) 238/243 variables, 119/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 238/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 1 unsolved in 395 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 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) 238/243 variables, 119/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 238/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 1/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/485 variables, 0/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 608 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 639ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Partial Free-agglomeration rule applied 29 times.
Drop transitions (Partial Free agglomeration) removed 29 transitions
Iterating global reduction 0 with 29 rules applied. Total rules applied 31 place count 242 transition count 241
Drop transitions (Redundant composition of simpler transitions.) removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 0 with 29 rules applied. Total rules applied 60 place count 242 transition count 212
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 61 place count 241 transition count 211
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 62 place count 240 transition count 211
Applied a total of 62 rules in 82 ms. Remains 240 /243 variables (removed 3) and now considering 211/242 (removed 31) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 240/243 places, 211/242 transitions.
RANDOM walk for 20088 steps (4 resets) in 332 ms. (60 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 1 factoid took 158 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 8 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:16:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:16:16] [INFO ] Implicit Places using invariants in 184 ms returned []
[2025-06-05 08:16:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:16:16] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:16:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13769 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16763 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30606ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30607ms
Finished structural reductions in LTL mode , in 1 iterations and 30993 ms. Remains : 243/243 places, 242/242 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 (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 409 ms. (97 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
[2025-06-05 08:16:47] [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) 238/243 variables, 119/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 238/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 1 unsolved in 175 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 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) 238/243 variables, 119/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 238/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 1/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/485 variables, 0/608 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 608 constraints, problems are : Problem set: 0 solved, 1 unsolved in 191 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 380ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Partial Free-agglomeration rule applied 29 times.
Drop transitions (Partial Free agglomeration) removed 29 transitions
Iterating global reduction 0 with 29 rules applied. Total rules applied 31 place count 242 transition count 241
Drop transitions (Redundant composition of simpler transitions.) removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 0 with 29 rules applied. Total rules applied 60 place count 242 transition count 212
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 61 place count 241 transition count 211
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 62 place count 240 transition count 211
Applied a total of 62 rules in 34 ms. Remains 240 /243 variables (removed 3) and now considering 211/242 (removed 31) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 240/243 places, 211/242 transitions.
RANDOM walk for 22425 steps (4 resets) in 99 ms. (224 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 1 factoid took 189 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 435 ms.
Product exploration explored 100000 steps with 25000 reset in 466 ms.
Applying partial POR strategy [false, true, false, false]
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 243 transition count 242
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 33 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:16:50] [INFO ] Redundant transitions in 8 ms returned []
Running 241 sub problems to find dead transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:16:50] [INFO ] Computed 121 invariants in 16 ms
[2025-06-05 08:16:50] [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) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 08:16:54] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 6 ms to minimize.
Problem TDEAD120 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 1/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 6 (OVERLAPS) 242/485 variables, 243/608 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 2/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/485 variables, 0/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 9 (OVERLAPS) 0/485 variables, 0/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 610 constraints, problems are : Problem set: 1 solved, 240 unsolved in 16198 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 240 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/241 variables, 241/241 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/241 variables, 0/241 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 2 (OVERLAPS) 2/243 variables, 121/362 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 2/364 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 1/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 6 (OVERLAPS) 242/485 variables, 243/608 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 2/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/485 variables, 240/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 850 constraints, problems are : Problem set: 1 solved, 240 unsolved in 16191 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 240/241 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32461ms problems are : Problem set: 1 solved, 240 unsolved
Search for dead transitions found 1 dead transitions in 32462ms
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 : 243/243 places, 241/242 transitions.
Graph (complete) has 960 edges and 243 vertex of which 242 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 20 ms. Remains 242 /243 variables (removed 1) and now considering 241/241 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 242/243 places, 241/242 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32543 ms. Remains : 242/243 places, 241/242 transitions.
Built C files in :
/tmp/ltsmin5007169287367697458
[2025-06-05 08:17:22] [INFO ] Built C files in 52ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5007169287367697458
Running compilation step : cd /tmp/ltsmin5007169287367697458;'/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 567 ms.
Running link step : cd /tmp/ltsmin5007169287367697458;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin5007169287367697458;'/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/stateBased7745171996430349475.hoa' '--buchi-type=spotba'
LTSmin run took 136 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-00 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-030A-LTLFireability-00 finished in 101657 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((X(F(p0))&&F(p1)) U p1)))'
Support contains 7 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:17:23] [INFO ] Computed 121 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:17:23] [INFO ] Implicit Places using invariants in 251 ms returned []
[2025-06-05 08:17:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:17:23] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 470 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:17:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13790 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16664 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30490ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30491ms
Finished structural reductions in LTL mode , in 1 iterations and 30964 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 105 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 311 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-01 finished in 31395 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F(p0)))&&((p0 U X(X(G(p1))))||X(F(p2)))))'
Support contains 5 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 1 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:17:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:17:54] [INFO ] Implicit Places using invariants in 106 ms returned []
[2025-06-05 08:17:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:17:55] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:17:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13684 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 17013 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30735ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30735ms
Finished structural reductions in LTL mode , in 1 iterations and 31055 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 336 ms.
Stack based approach found an accepted trace after 29 steps with 0 reset with depth 30 and stack size 30 in 0 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-03 finished in 31655 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(p1 U G(!p2))))'
Support contains 4 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Applied a total of 2 rules in 14 ms. Remains 242 /243 variables (removed 1) and now considering 241/242 (removed 1) transitions.
// Phase 1: matrix 241 rows 242 cols
[2025-06-05 08:18:26] [INFO ] Computed 121 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:18:26] [INFO ] Implicit Places using invariants in 228 ms returned [235]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 231 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 241/243 places, 241/242 transitions.
Applied a total of 0 rules in 7 ms. Remains 241 /241 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 252 ms. Remains : 241/243 places, 241/242 transitions.
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p0) p2), true, (NOT p0), p2, p2, (AND (NOT p0) p2)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 318 ms.
Product exploration explored 100000 steps with 0 reset in 433 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND p0 p2))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p2 p1))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p2))), (X (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 35 factoid took 106 ms. Reduced automaton from 6 states, 19 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[true, p2]
RANDOM walk for 40000 steps (8 resets) in 208 ms. (191 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 2234 steps, run visited all 1 properties in 18 ms. (steps per millisecond=124 )
Probabilistic random walk after 2234 steps, saw 2130 distinct states, run finished after 21 ms. (steps per millisecond=106 ) properties seen :1
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND p0 p2))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p2 p1))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p2))), (X (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1)))))]
False Knowledge obtained : [(F p2)]
Property proved to be false thanks to negative knowledge :(F p2)
Knowledge based reduction with 35 factoid took 201 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-030A-LTLFireability-04 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-030A-LTLFireability-04 finished in 1714 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||G(p1)))))'
Support contains 4 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Applied a total of 2 rules in 12 ms. Remains 242 /243 variables (removed 1) and now considering 241/242 (removed 1) transitions.
[2025-06-05 08:18:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:18:28] [INFO ] Implicit Places using invariants in 107 ms returned [235]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 125 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 241/243 places, 241/242 transitions.
Applied a total of 0 rules in 6 ms. Remains 241 /241 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 143 ms. Remains : 241/243 places, 241/242 transitions.
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 372 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-030A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-05 finished in 590 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Applied a total of 2 rules in 8 ms. Remains 242 /243 variables (removed 1) and now considering 241/242 (removed 1) transitions.
[2025-06-05 08:18:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:18:29] [INFO ] Implicit Places using invariants in 252 ms returned [235]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 255 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 241/243 places, 241/242 transitions.
Applied a total of 0 rules in 6 ms. Remains 241 /241 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 270 ms. Remains : 241/243 places, 241/242 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 311 ms.
Stack based approach found an accepted trace after 990 steps with 0 reset with depth 991 and stack size 445 in 4 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-06 finished in 651 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(X((G(!p1)||(!p1&&G(F(!p2)))))) U (X(X(G((G(!p1)||(!p1&&G(F(!p2)))))))||(p3&&X(X((G(!p1)||(!p1&&G(F(!p2)))))))))))'
Support contains 9 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 1 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:18:29] [INFO ] Computed 121 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:18:29] [INFO ] Implicit Places using invariants in 125 ms returned []
[2025-06-05 08:18:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:18:29] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:18:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13555 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16778 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30380ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30381ms
Finished structural reductions in LTL mode , in 1 iterations and 30749 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 444 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1, p1, true, (AND p1 p2), (AND p2 p1), (AND p2 p1), (AND p1 p2), p2, p2, (AND p1 p2)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-07
Product exploration explored 100000 steps with 749 reset in 317 ms.
Stack based approach found an accepted trace after 220 steps with 1 reset with depth 107 and stack size 67 in 1 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-07 finished in 31559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(X(p1)||(F(p1) U X(!p2)))))'
Support contains 7 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:19:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:19:01] [INFO ] Implicit Places using invariants in 135 ms returned []
[2025-06-05 08:19:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:19:01] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:19:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13527 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16831 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30385ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30386ms
Finished structural reductions in LTL mode , in 1 iterations and 30748 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), p2]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-08
Product exploration explored 100000 steps with 1129 reset in 425 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 21 in 1 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-08 finished in 31392 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||X(X(X(p1)))))))'
Support contains 2 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 2 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:19:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:19:32] [INFO ] Implicit Places using invariants in 120 ms returned []
[2025-06-05 08:19:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:19:32] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:19:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13544 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16468 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30043ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30043ms
Finished structural reductions in LTL mode , in 1 iterations and 30381 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-10
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-10 finished in 30563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 240 transition count 240
Applied a total of 3 rules in 17 ms. Remains 240 /243 variables (removed 3) and now considering 240/242 (removed 2) transitions.
// Phase 1: matrix 240 rows 240 cols
[2025-06-05 08:20:02] [INFO ] Computed 120 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:03] [INFO ] Implicit Places using invariants in 157 ms returned []
[2025-06-05 08:20:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:03] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 354 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:20:03] [INFO ] Redundant transitions in 8 ms returned []
Running 239 sub problems to find dead transitions.
[2025-06-05 08:20:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/240 variables, 240/240 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/240 variables, 120/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 3 (OVERLAPS) 240/480 variables, 240/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 5 (OVERLAPS) 0/480 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
No progress, stopping.
After SMT solving in domain Real declared 480/480 variables, and 600 constraints, problems are : Problem set: 0 solved, 239 unsolved in 9910 ms.
Refiners :[Domain max(s): 240/240 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 239/239 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 239 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/240 variables, 240/240 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/240 variables, 120/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 3 (OVERLAPS) 240/480 variables, 240/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 239/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 6 (OVERLAPS) 0/480 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
No progress, stopping.
After SMT solving in domain Int declared 480/480 variables, and 839 constraints, problems are : Problem set: 0 solved, 239 unsolved in 11441 ms.
Refiners :[Domain max(s): 240/240 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 239/239 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21374ms problems are : Problem set: 0 solved, 239 unsolved
Search for dead transitions found 0 dead transitions in 21386ms
Starting structural reductions in SI_LTL mode, iteration 1 : 240/243 places, 240/242 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 21778 ms. Remains : 240/243 places, 240/242 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 2 reset in 331 ms.
Product exploration explored 100000 steps with 4 reset in 381 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 31907 steps (6 resets) in 153 ms. (207 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 240 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 240/240 places, 240/240 transitions.
Applied a total of 0 rules in 5 ms. Remains 240 /240 variables (removed 0) and now considering 240/240 (removed 0) transitions.
[2025-06-05 08:20:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:26] [INFO ] Implicit Places using invariants in 146 ms returned []
[2025-06-05 08:20:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:26] [INFO ] Implicit Places using invariants and state equation in 185 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:20:26] [INFO ] Redundant transitions in 2 ms returned []
Running 239 sub problems to find dead transitions.
[2025-06-05 08:20:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/240 variables, 240/240 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/240 variables, 120/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 3 (OVERLAPS) 240/480 variables, 240/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 5 (OVERLAPS) 0/480 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
No progress, stopping.
After SMT solving in domain Real declared 480/480 variables, and 600 constraints, problems are : Problem set: 0 solved, 239 unsolved in 9994 ms.
Refiners :[Domain max(s): 240/240 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 239/239 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 239 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/240 variables, 240/240 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/240 variables, 120/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 3 (OVERLAPS) 240/480 variables, 240/600 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 239/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 6 (OVERLAPS) 0/480 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 239 unsolved
No progress, stopping.
After SMT solving in domain Int declared 480/480 variables, and 839 constraints, problems are : Problem set: 0 solved, 239 unsolved in 11463 ms.
Refiners :[Domain max(s): 240/240 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 239/239 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21473ms problems are : Problem set: 0 solved, 239 unsolved
Search for dead transitions found 0 dead transitions in 21474ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 21862 ms. Remains : 240/240 places, 240/240 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 35920 steps (7 resets) in 149 ms. (239 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 306 ms.
Product exploration explored 100000 steps with 0 reset in 368 ms.
Built C files in :
/tmp/ltsmin14996072193233090855
[2025-06-05 08:20:48] [INFO ] Computing symmetric may disable matrix : 240 transitions.
[2025-06-05 08:20:48] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 08:20:48] [INFO ] Computing symmetric may enable matrix : 240 transitions.
[2025-06-05 08:20:48] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 08:20:49] [INFO ] Computing Do-Not-Accords matrix : 240 transitions.
[2025-06-05 08:20:49] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 08:20:49] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14996072193233090855
Running compilation step : cd /tmp/ltsmin14996072193233090855;'/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 449 ms.
Running link step : cd /tmp/ltsmin14996072193233090855;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin14996072193233090855;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15354404838976374279.hoa' '--buchi-type=spotba'
LTSmin run took 1092 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-11 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-030A-LTLFireability-11 finished in 47644 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 242 transition count 241
Applied a total of 2 rules in 8 ms. Remains 242 /243 variables (removed 1) and now considering 241/242 (removed 1) transitions.
// Phase 1: matrix 241 rows 242 cols
[2025-06-05 08:20:50] [INFO ] Computed 121 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:50] [INFO ] Implicit Places using invariants in 163 ms returned [235]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 167 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 241/243 places, 241/242 transitions.
Applied a total of 0 rules in 5 ms. Remains 241 /241 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 180 ms. Remains : 241/243 places, 241/242 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 303 ms.
Stack based approach found an accepted trace after 93141 steps with 0 reset with depth 93142 and stack size 12700 in 351 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-12 finished in 902 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (!p1&&X((!p1 U (G(!p1)||(X(p0)&&p2)))))))'
Support contains 8 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 3 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:20:51] [INFO ] Computed 121 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:51] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-06-05 08:20:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:20:51] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:20:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13526 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16439 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30033ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30034ms
Finished structural reductions in LTL mode , in 1 iterations and 30330 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 182 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-14
Product exploration explored 100000 steps with 25011 reset in 479 ms.
Product exploration explored 100000 steps with 25079 reset in 510 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) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 p2))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 22 factoid took 109 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 817 ms. (48 steps per ms) remains 2/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
[2025-06-05 08:21:23] [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) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 9/17 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 226/243 variables, 113/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 226/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 2 unsolved in 150 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 9/17 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 226/243 variables, 113/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 226/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 2/609 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/609 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/485 variables, 0/609 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 609 constraints, problems are : Problem set: 0 solved, 2 unsolved in 300 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 456ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 16329 steps, including 909 resets, run visited all 2 properties in 123 ms. (steps per millisecond=132 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 123 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 p2))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p2) (NOT p1)))), (F p1), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 22 factoid took 504 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 270 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Stuttering acceptance computed with spot in 269 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Support contains 8 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 4 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-06-05 08:21:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:21:25] [INFO ] Implicit Places using invariants in 109 ms returned []
[2025-06-05 08:21:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:21:25] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:21:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13633 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16478 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30138ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30138ms
Finished structural reductions in LTL mode , in 1 iterations and 30448 ms. Remains : 243/243 places, 242/242 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 (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 22 factoid took 95 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 350 ms. (113 steps per ms) remains 3/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 122 ms. (325 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 106 ms. (373 steps per ms) remains 3/3 properties
[2025-06-05 08:21:56] [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) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/17 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 226/243 variables, 113/138 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 226/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 3 unsolved in 161 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/17 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 226/243 variables, 113/138 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 226/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 3/610 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/485 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/485 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 610 constraints, problems are : Problem set: 0 solved, 3 unsolved in 363 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 551ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 21309 steps, including 220 resets, run visited all 3 properties in 213 ms. (steps per millisecond=100 )
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 3 properties in 213 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p0 (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) p2 (NOT p1)))))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p2) (NOT p1)))), (F p1), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR p0 (NOT p2) p1))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 22 factoid took 384 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Stuttering acceptance computed with spot in 188 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Product exploration explored 100000 steps with 25063 reset in 492 ms.
Product exploration explored 100000 steps with 24882 reset in 531 ms.
Applying partial POR strategy [false, true, false, true, true, false, true]
Stuttering acceptance computed with spot in 193 ms :[p1, (NOT p0), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), true, (AND p1 p0 (NOT p2)), (AND (NOT p0) p1), (NOT p0)]
Support contains 8 out of 243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 243/243 places, 242/242 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 243 transition count 242
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 8 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:21:59] [INFO ] Redundant transitions in 5 ms returned []
Running 241 sub problems to find dead transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:21:59] [INFO ] Computed 121 invariants in 1 ms
[2025-06-05 08:21:59] [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) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 08:22:03] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Problem TDEAD120 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 1/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 6 (OVERLAPS) 242/485 variables, 243/608 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 2/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/485 variables, 0/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 9 (OVERLAPS) 0/485 variables, 0/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 610 constraints, problems are : Problem set: 1 solved, 240 unsolved in 15879 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 240 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/241 variables, 241/241 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/241 variables, 0/241 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 2 (OVERLAPS) 2/243 variables, 121/362 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 2/364 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 1/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/243 variables, 0/365 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 6 (OVERLAPS) 242/485 variables, 243/608 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 2/610 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/485 variables, 240/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/485 variables, 0/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
At refinement iteration 10 (OVERLAPS) 0/485 variables, 0/850 constraints. Problems are: Problem set: 1 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 850 constraints, problems are : Problem set: 1 solved, 240 unsolved in 16660 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 240/241 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32591ms problems are : Problem set: 1 solved, 240 unsolved
Search for dead transitions found 1 dead transitions in 32592ms
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 : 243/243 places, 241/242 transitions.
Graph (complete) has 960 edges and 243 vertex of which 242 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 10 ms. Remains 242 /243 variables (removed 1) and now considering 241/241 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 242/243 places, 241/242 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32635 ms. Remains : 242/243 places, 241/242 transitions.
Built C files in :
/tmp/ltsmin670261493038490571
[2025-06-05 08:22:32] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin670261493038490571
Running compilation step : cd /tmp/ltsmin670261493038490571;'/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 369 ms.
Running link step : cd /tmp/ltsmin670261493038490571;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin670261493038490571;'/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/stateBased14371398615863721129.hoa' '--buchi-type=spotba'
LTSmin run took 570 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-14 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-030A-LTLFireability-14 finished in 101506 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((X(G(p2))&&p1))) U X(X(p3)))))'
Support contains 7 out of 243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 243/243 places, 242/242 transitions.
Applied a total of 0 rules in 1 ms. Remains 243 /243 variables (removed 0) and now considering 242/242 (removed 0) transitions.
// Phase 1: matrix 242 rows 243 cols
[2025-06-05 08:22:33] [INFO ] Computed 121 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:22:33] [INFO ] Implicit Places using invariants in 113 ms returned []
[2025-06-05 08:22:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:22:33] [INFO ] Implicit Places using invariants and state equation in 199 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 08:22:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (OVERLAPS) 0/485 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 485/485 variables, and 607 constraints, problems are : Problem set: 0 solved, 241 unsolved in 13572 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/243 variables, 121/363 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/243 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/243 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/485 variables, 243/607 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/485 variables, 241/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/485 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 485/485 variables, and 848 constraints, problems are : Problem set: 0 solved, 241 unsolved in 16769 ms.
Refiners :[Domain max(s): 243/243 constraints, Positive P Invariants (semi-flows): 121/121 constraints, State Equation: 243/243 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30378ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 30380ms
Finished structural reductions in LTL mode , in 1 iterations and 30694 ms. Remains : 243/243 places, 242/242 transitions.
Stuttering acceptance computed with spot in 378 ms :[(NOT p3), (NOT p3), (NOT p3), (NOT p3), (NOT p3), true, (NOT p3), (NOT p3), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-030A-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-030A-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-030A-LTLFireability-15 finished in 31091 ms.
All properties solved by simple procedures.
Total runtime 482884 ms.

BK_STOP 1749111784145

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldRVt-PT-030A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldRVt-PT-030A, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994000292"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-030A.tgz
mv ShieldRVt-PT-030A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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