Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894532800476.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldIIPt-PT-004A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894532800476
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K 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 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 22K May 29 14:32 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 ShieldIIPt-PT-004A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-004A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749118868923

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-004A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 10:21:10] [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 10:21:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 10:21:10] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2025-06-05 10:21:10] [INFO ] Transformed 79 places.
[2025-06-05 10:21:10] [INFO ] Transformed 59 transitions.
[2025-06-05 10:21:10] [INFO ] Found NUPN structural information;
[2025-06-05 10:21:10] [INFO ] Parsed PT model containing 79 places and 59 transitions and 246 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-004A-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004A-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004A-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004A-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 38 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 7 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:10] [INFO ] Computed 37 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:10] [INFO ] Implicit Places using invariants in 194 ms returned []
[2025-06-05 10:21:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:10] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1433 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1844 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3325ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 3335ms
Finished structural reductions in LTL mode , in 1 iterations and 3701 ms. Remains : 79/79 places, 58/58 transitions.
Support contains 38 out of 79 places after structural reductions.
[2025-06-05 10:21:14] [INFO ] Flatten gal took : 24 ms
[2025-06-05 10:21:14] [INFO ] Flatten gal took : 9 ms
[2025-06-05 10:21:14] [INFO ] Input system was already deterministic with 58 transitions.
Support contains 37 out of 79 places (down from 38) after GAL structural reductions.
RANDOM walk for 974 steps (0 resets) in 99 ms. (9 steps per ms) remains 0/21 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X((G(F(!p1)) U G(p2)))))'
Support contains 6 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-05 10:21:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:14] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-05 10:21:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:14] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1152 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1647 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2817ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2818ms
Finished structural reductions in LTL mode , in 1 iterations and 2963 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 376 ms :[(NOT p2), (AND (NOT p2) p1 (NOT p0)), (NOT p2), p1, (AND p1 p2), (AND p1 p2 (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-01
Product exploration explored 100000 steps with 25056 reset in 319 ms.
Stack based approach found an accepted trace after 1655 steps with 422 reset with depth 5 and stack size 5 in 4 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-01 finished in 3727 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(X(X(!p1)))) U (X(p2)&&G(p3))))'
Support contains 10 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-05 10:21:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:18] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-05 10:21:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:18] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1088 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1662 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2762ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2763ms
Finished structural reductions in LTL mode , in 1 iterations and 2891 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 948 ms :[(OR (NOT p3) (NOT p2)), p1, p1, (AND p3 (NOT p2) p1), (NOT p2), (AND p1 (NOT p3)), (NOT p3), (AND p1 (NOT p2) p3), (AND p1 (NOT p3)), p1, p1, true, p1, p1, (AND p1 (NOT p3)), (AND (NOT p3) p1), (AND p1 (NOT p3)), p1, p1, p1, (AND (NOT p3) p1), (NOT p3)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-02
Entered a terminal (fully accepting) state of product in 35 steps with 6 reset in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-02 finished in 3878 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 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 79 transition count 57
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 78 transition count 57
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 4 place count 77 transition count 56
Applied a total of 4 rules in 21 ms. Remains 77 /79 variables (removed 2) and now considering 56/58 (removed 2) transitions.
// Phase 1: matrix 56 rows 77 cols
[2025-06-05 10:21:22] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants in 52 ms returned [69, 70]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 54 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/79 places, 56/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 75 transition count 55
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 74 transition count 55
Applied a total of 2 rules in 6 ms. Remains 74 /75 variables (removed 1) and now considering 55/56 (removed 1) transitions.
// Phase 1: matrix 55 rows 74 cols
[2025-06-05 10:21:22] [INFO ] Computed 35 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants in 53 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 73/79 places, 55/58 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 72 transition count 54
Applied a total of 2 rules in 6 ms. Remains 72 /73 variables (removed 1) and now considering 54/55 (removed 1) transitions.
// Phase 1: matrix 54 rows 72 cols
[2025-06-05 10:21:22] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-05 10:21:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 72/79 places, 54/58 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 250 ms. Remains : 72/79 places, 54/58 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-03
Product exploration explored 100000 steps with 2358 reset in 173 ms.
Stack based approach found an accepted trace after 1082 steps with 26 reset with depth 40 and stack size 36 in 3 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-03 finished in 521 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 U !p1)&&X(p2)&&G(p0))))'
Support contains 5 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:22] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-05 10:21:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:22] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1104 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1577 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2690ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2691ms
Finished structural reductions in LTL mode , in 1 iterations and 2814 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p0) (NOT p2) p1), (NOT p2), (NOT p0), p1]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-05
Product exploration explored 100000 steps with 1346 reset in 179 ms.
Stack based approach found an accepted trace after 13 steps with 1 reset with depth 5 and stack size 5 in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-05 finished in 3180 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 79 transition count 57
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 78 transition count 57
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 4 place count 77 transition count 56
Applied a total of 4 rules in 11 ms. Remains 77 /79 variables (removed 2) and now considering 56/58 (removed 2) transitions.
// Phase 1: matrix 56 rows 77 cols
[2025-06-05 10:21:25] [INFO ] Computed 37 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:25] [INFO ] Implicit Places using invariants in 54 ms returned [69, 70]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/79 places, 56/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 75 transition count 55
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 74 transition count 55
Applied a total of 2 rules in 5 ms. Remains 74 /75 variables (removed 1) and now considering 55/56 (removed 1) transitions.
// Phase 1: matrix 55 rows 74 cols
[2025-06-05 10:21:25] [INFO ] Computed 35 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:26] [INFO ] Implicit Places using invariants in 50 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 73/79 places, 55/58 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 72 transition count 54
Applied a total of 2 rules in 6 ms. Remains 72 /73 variables (removed 1) and now considering 54/55 (removed 1) transitions.
// Phase 1: matrix 54 rows 72 cols
[2025-06-05 10:21:26] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:26] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-05 10:21:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:26] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 72/79 places, 54/58 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 235 ms. Remains : 72/79 places, 54/58 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 169 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-06 finished in 462 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((p0 U !p1) U X(X(X(!p2))))))'
Support contains 6 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:26] [INFO ] Computed 37 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:26] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 10:21:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:26] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1140 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1660 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2807ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2808ms
Finished structural reductions in LTL mode , in 1 iterations and 2924 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 743 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-08
Product exploration explored 100000 steps with 19985 reset in 171 ms.
Product exploration explored 100000 steps with 20031 reset in 170 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 (AND p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (OR (NOT p1) p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (OR (NOT p1) p0))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 158 ms. Reduced automaton from 18 states, 34 edges and 3 AP (stutter sensitive) to 18 states, 34 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 743 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 22295 steps (4 resets) in 170 ms. (130 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (OR (NOT p1) p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (OR (NOT p1) p0))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2)))), (F p0), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p1), (F (NOT (AND (OR (NOT p0) (NOT p2)) (OR p1 (NOT p2)))))]
Knowledge based reduction with 11 factoid took 461 ms. Reduced automaton from 18 states, 34 edges and 3 AP (stutter sensitive) to 18 states, 34 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 730 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Stuttering acceptance computed with spot in 732 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Support contains 6 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-05 10:21:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:33] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-05 10:21:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:33] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1127 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1616 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2755ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2755ms
Finished structural reductions in LTL mode , in 1 iterations and 2872 ms. Remains : 79/79 places, 58/58 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) (NOT p1) (NOT p2)), (X (NOT (AND p0 p1))), (X (OR p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 149 ms. Reduced automaton from 18 states, 34 edges and 3 AP (stutter sensitive) to 18 states, 34 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 739 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 19127 steps (4 resets) in 68 ms. (277 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND p0 p1))), (X (OR p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2)))), (F p0), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p1), (F (NOT (AND (OR (NOT p0) (NOT p2)) (OR p1 (NOT p2)))))]
Knowledge based reduction with 11 factoid took 487 ms. Reduced automaton from 18 states, 34 edges and 3 AP (stutter sensitive) to 18 states, 34 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 738 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Stuttering acceptance computed with spot in 749 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Stuttering acceptance computed with spot in 756 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Product exploration explored 100000 steps with 20010 reset in 160 ms.
Product exploration explored 100000 steps with 20033 reset in 172 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, false, false, false, false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 689 ms :[p2, p2, p2, (AND p1 p2), p2, p2, true, p2, p2, (AND p1 p2), (AND p1 p2), p2, p2, (AND p1 p2), p2, (AND p1 p2), (AND p1 p2), p1]
Support contains 6 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 79 transition count 58
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 79 transition count 58
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 79 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 10 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 10:21:41] [INFO ] Redundant transitions in 1 ms returned []
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:41] [INFO ] Computed 37 invariants in 1 ms
[2025-06-05 10:21:41] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:21:41] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 9 ms to minimize.
Problem TDEAD20 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:21:41] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 1 ms to minimize.
Problem TDEAD32 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 2/118 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/118 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 6 (OVERLAPS) 58/137 variables, 79/197 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 3/200 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/200 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 9 (OVERLAPS) 0/137 variables, 0/200 constraints. Problems are: Problem set: 2 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 200 constraints, problems are : Problem set: 2 solved, 55 unsolved in 1418 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 76/76 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/76 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 3/79 variables, 37/113 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 3/116 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 2/118 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/118 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 6 (OVERLAPS) 58/137 variables, 79/197 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 3/200 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 55/255 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/137 variables, 0/255 constraints. Problems are: Problem set: 2 solved, 55 unsolved
At refinement iteration 10 (OVERLAPS) 0/137 variables, 0/255 constraints. Problems are: Problem set: 2 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 255 constraints, problems are : Problem set: 2 solved, 55 unsolved in 1782 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 55/57 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3214ms problems are : Problem set: 2 solved, 55 unsolved
Search for dead transitions found 2 dead transitions in 3214ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 79/79 places, 56/58 transitions.
Graph (complete) has 221 edges and 79 vertex of which 77 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 77 /79 variables (removed 2) and now considering 56/56 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 77/79 places, 56/58 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3247 ms. Remains : 77/79 places, 56/58 transitions.
Built C files in :
/tmp/ltsmin7101820388310070603
[2025-06-05 10:21:44] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7101820388310070603
Running compilation step : cd /tmp/ltsmin7101820388310070603;'/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 248 ms.
Running link step : cd /tmp/ltsmin7101820388310070603;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin7101820388310070603;'/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/stateBased8600181992336735017.hoa' '--buchi-type=spotba'
LTSmin run took 215 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-08 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-004A-LTLFireability-08 finished in 18555 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(X(G((X(p0)||G(p1)))))))))))'
Support contains 3 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 1 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:44] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:44] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 10:21:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:45] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1120 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1643 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2781ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2781ms
Finished structural reductions in LTL mode , in 1 iterations and 2900 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 441 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-10
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-10 finished in 3358 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 1 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-05 10:21:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:48] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-05 10:21:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:48] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1089 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1653 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2747ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2748ms
Finished structural reductions in LTL mode , in 1 iterations and 2868 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-11 finished in 3024 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 1 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-05 10:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:51] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-05 10:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:51] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1117 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1632 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2760ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2760ms
Finished structural reductions in LTL mode , in 1 iterations and 2879 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 130 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-12 finished in 3019 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))'
Support contains 2 out of 79 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 79 transition count 57
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 78 transition count 57
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 4 place count 77 transition count 56
Applied a total of 4 rules in 10 ms. Remains 77 /79 variables (removed 2) and now considering 56/58 (removed 2) transitions.
// Phase 1: matrix 56 rows 77 cols
[2025-06-05 10:21:54] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:54] [INFO ] Implicit Places using invariants in 52 ms returned [69, 70]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/79 places, 56/58 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 75 transition count 55
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 74 transition count 55
Applied a total of 2 rules in 3 ms. Remains 74 /75 variables (removed 1) and now considering 55/56 (removed 1) transitions.
// Phase 1: matrix 55 rows 74 cols
[2025-06-05 10:21:54] [INFO ] Computed 35 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:54] [INFO ] Implicit Places using invariants in 43 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 73/79 places, 55/58 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 55/55 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 113 ms. Remains : 73/79 places, 55/58 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-13
Product exploration explored 100000 steps with 7291 reset in 177 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 1 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-13 finished in 329 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F(p0)) U G(p1)))))'
Support contains 3 out of 79 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 79/79 places, 58/58 transitions.
Applied a total of 0 rules in 1 ms. Remains 79 /79 variables (removed 0) and now considering 58/58 (removed 0) transitions.
// Phase 1: matrix 58 rows 79 cols
[2025-06-05 10:21:54] [INFO ] Computed 37 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:54] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-05 10:21:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:21:54] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 57 sub problems to find dead transitions.
[2025-06-05 10:21:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 195 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1123 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/79 variables, 37/115 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 58/137 variables, 79/195 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 57/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 252 constraints, problems are : Problem set: 0 solved, 57 unsolved in 1593 ms.
Refiners :[Domain max(s): 79/79 constraints, Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2721ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 2721ms
Finished structural reductions in LTL mode , in 1 iterations and 2842 ms. Remains : 79/79 places, 58/58 transitions.
Stuttering acceptance computed with spot in 215 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : ShieldIIPt-PT-004A-LTLFireability-15
Product exploration explored 100000 steps with 2570 reset in 161 ms.
Stack based approach found an accepted trace after 21 steps with 3 reset with depth 9 and stack size 9 in 0 ms.
FORMULA ShieldIIPt-PT-004A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004A-LTLFireability-15 finished in 3241 ms.
All properties solved by simple procedures.
Total runtime 47833 ms.

BK_STOP 1749118917945

--------------------
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="ShieldIIPt-PT-004A"
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 ShieldIIPt-PT-004A, 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 r198-tall-174894532800476"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-004A.tgz
mv ShieldIIPt-PT-004A 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 ;