Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728600100.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 AirplaneLD-PT-0100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728600100
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 152K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 308K 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 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 32K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 126K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 357K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 66K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 413K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 12K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 433K 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 AirplaneLD-PT-0100-LTLFireability-00
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-01
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-02
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-03
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-04
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-05
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-06
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-07
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-08
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-09
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-10
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-11
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-12
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-13
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-14
FORMULA_NAME AirplaneLD-PT-0100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748539008956

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-29 17:16:50] [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]
[2025-05-29 17:16:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 17:16:50] [INFO ] Load time of PNML (sax parser for PT used): 118 ms
[2025-05-29 17:16:50] [INFO ] Transformed 719 places.
[2025-05-29 17:16:50] [INFO ] Transformed 808 transitions.
[2025-05-29 17:16:50] [INFO ] Found NUPN structural information;
[2025-05-29 17:16:50] [INFO ] Parsed PT model containing 719 places and 808 transitions and 3078 arcs in 221 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Reduce places removed 302 places and 0 transitions.
FORMULA AirplaneLD-PT-0100-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 364 out of 417 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 417/417 places, 808/808 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 414 transition count 808
Discarding 47 places :
Symmetric choice reduction at 1 with 47 rule applications. Total rules 50 place count 367 transition count 761
Iterating global reduction 1 with 47 rules applied. Total rules applied 97 place count 367 transition count 761
Ensure Unique test removed 47 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 1 with 47 rules applied. Total rules applied 144 place count 367 transition count 714
Applied a total of 144 rules in 35 ms. Remains 367 /417 variables (removed 50) and now considering 714/808 (removed 94) transitions.
// Phase 1: matrix 714 rows 367 cols
[2025-05-29 17:16:50] [INFO ] Computed 1 invariants in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:16:50] [INFO ] Implicit Places using invariants in 235 ms returned []
[2025-05-29 17:16:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:16:51] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 536 ms to find 0 implicit places.
Running 357 sub problems to find dead transitions.
[2025-05-29 17:16:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/362 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 1 (OVERLAPS) 1/363 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/363 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 3 (OVERLAPS) 714/1077 variables, 363/364 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1077 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 5 (OVERLAPS) 4/1081 variables, 4/368 constraints. Problems are: Problem set: 0 solved, 357 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1081/1081 variables, and 368 constraints, problems are : Problem set: 0 solved, 357 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 367/367 constraints, PredecessorRefiner: 357/357 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 357 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/362 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 1 (OVERLAPS) 1/363 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/363 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 3 (OVERLAPS) 714/1077 variables, 363/364 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1077 variables, 357/721 constraints. Problems are: Problem set: 0 solved, 357 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1077 variables, 0/721 constraints. Problems are: Problem set: 0 solved, 357 unsolved
SMT process timed out in 60586ms, After SMT, problems are : Problem set: 0 solved, 357 unsolved
Search for dead transitions found 0 dead transitions in 60607ms
Starting structural reductions in LTL mode, iteration 1 : 367/417 places, 714/808 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61199 ms. Remains : 367/417 places, 714/808 transitions.
Support contains 364 out of 367 places after structural reductions.
[2025-05-29 17:17:52] [INFO ] Flatten gal took : 70 ms
[2025-05-29 17:17:52] [INFO ] Flatten gal took : 61 ms
[2025-05-29 17:17:52] [INFO ] Input system was already deterministic with 714 transitions.
Support contains 362 out of 367 places (down from 364) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 23 to 21
RANDOM walk for 39442 steps (5003 resets) in 1882 ms. (20 steps per ms) remains 0/21 properties
FORMULA AirplaneLD-PT-0100-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 367 stabilizing places and 714 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 367 transition count 714
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (p1 U p2))&&F(p1)&&F(p3)))'
Support contains 105 out of 367 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 249 places :
Symmetric choice reduction at 0 with 249 rule applications. Total rules 249 place count 118 transition count 465
Iterating global reduction 0 with 249 rules applied. Total rules applied 498 place count 118 transition count 465
Ensure Unique test removed 249 transitions
Reduce isomorphic transitions removed 249 transitions.
Iterating post reduction 0 with 249 rules applied. Total rules applied 747 place count 118 transition count 216
Applied a total of 747 rules in 17 ms. Remains 118 /367 variables (removed 249) and now considering 216/714 (removed 498) transitions.
// Phase 1: matrix 216 rows 118 cols
[2025-05-29 17:17:53] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:17:53] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-29 17:17:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:17:53] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:17:53] [INFO ] Redundant transitions in 7 ms returned []
Running 108 sub problems to find dead transitions.
[2025-05-29 17:17:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (OVERLAPS) 216/330 variables, 114/115 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (OVERLAPS) 4/334 variables, 4/119 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/334 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 0/334 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 334/334 variables, and 119 constraints, problems are : Problem set: 0 solved, 108 unsolved in 6945 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (OVERLAPS) 1/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (OVERLAPS) 216/330 variables, 114/115 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 108/223 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 4/334 variables, 4/227 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/334 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/334 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 334/334 variables, and 227 constraints, problems are : Problem set: 0 solved, 108 unsolved in 8779 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15754ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 15757ms
Starting structural reductions in SI_LTL mode, iteration 1 : 118/367 places, 216/714 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15901 ms. Remains : 118/367 places, 216/714 transitions.
Stuttering acceptance computed with spot in 336 ms :[(OR (NOT p2) (NOT p1) (NOT p3)), true, (NOT p2), (NOT p2), (NOT p1), (NOT p3)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-03
Entered a terminal (fully accepting) state of product in 7 steps with 1 reset in 3 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-03 finished in 16308 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(p0))||F(p1)))'
Support contains 2 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 348 places :
Symmetric choice reduction at 0 with 348 rule applications. Total rules 348 place count 19 transition count 366
Iterating global reduction 0 with 348 rules applied. Total rules applied 696 place count 19 transition count 366
Ensure Unique test removed 348 transitions
Reduce isomorphic transitions removed 348 transitions.
Iterating post reduction 0 with 348 rules applied. Total rules applied 1044 place count 19 transition count 18
Applied a total of 1044 rules in 5 ms. Remains 19 /367 variables (removed 348) and now considering 18/714 (removed 696) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:18:09] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:09] [INFO ] Implicit Places using invariants in 26 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/367 places, 18/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 18/367 places, 18/714 transitions.
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 212 ms.
Product exploration explored 100000 steps with 33333 reset in 104 ms.
Computed a total of 18 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 22 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-0100-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0100-LTLFireability-04 finished in 582 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((F(G(p0))||G(p1))))))))'
Support contains 152 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 199 places :
Symmetric choice reduction at 0 with 199 rule applications. Total rules 199 place count 168 transition count 515
Iterating global reduction 0 with 199 rules applied. Total rules applied 398 place count 168 transition count 515
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Iterating post reduction 0 with 199 rules applied. Total rules applied 597 place count 168 transition count 316
Applied a total of 597 rules in 9 ms. Remains 168 /367 variables (removed 199) and now considering 316/714 (removed 398) transitions.
// Phase 1: matrix 316 rows 168 cols
[2025-05-29 17:18:10] [INFO ] Computed 1 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:10] [INFO ] Implicit Places using invariants in 47 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 167/367 places, 316/714 transitions.
Applied a total of 0 rules in 2 ms. Remains 167 /167 variables (removed 0) and now considering 316/316 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60 ms. Remains : 167/367 places, 316/714 transitions.
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-05
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-05 finished in 383 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((G(p1)||p0))))'
Support contains 103 out of 367 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Graph (complete) has 468 edges and 367 vertex of which 211 are kept as prefixes of interest. Removing 156 places using SCC suffix rule.2 ms
Discarding 156 places :
Also discarding 253 output transitions
Drop transitions (Output transitions of discarded places.) removed 253 transitions
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 0 with 52 rules applied. Total rules applied 53 place count 211 transition count 409
Discarding 98 places :
Symmetric choice reduction at 1 with 98 rule applications. Total rules 151 place count 113 transition count 311
Iterating global reduction 1 with 98 rules applied. Total rules applied 249 place count 113 transition count 311
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 347 place count 113 transition count 213
Applied a total of 347 rules in 20 ms. Remains 113 /367 variables (removed 254) and now considering 213/714 (removed 501) transitions.
// Phase 1: matrix 213 rows 113 cols
[2025-05-29 17:18:10] [INFO ] Computed 1 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:10] [INFO ] Implicit Places using invariants in 44 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/367 places, 213/714 transitions.
Graph (complete) has 109 edges and 112 vertex of which 111 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 111 transition count 211
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 110 transition count 211
Applied a total of 3 rules in 5 ms. Remains 110 /112 variables (removed 2) and now considering 211/213 (removed 2) transitions.
// Phase 1: matrix 211 rows 110 cols
[2025-05-29 17:18:10] [INFO ] Computed 0 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:10] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-29 17:18:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:10] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/367 places, 211/714 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 171 ms. Remains : 110/367 places, 211/714 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-06
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-06 finished in 267 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 X(X(((!p1&&G(!p2)) U p3)))))))'
Support contains 155 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 199 places :
Symmetric choice reduction at 0 with 199 rule applications. Total rules 199 place count 168 transition count 515
Iterating global reduction 0 with 199 rules applied. Total rules applied 398 place count 168 transition count 515
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Iterating post reduction 0 with 199 rules applied. Total rules applied 597 place count 168 transition count 316
Applied a total of 597 rules in 9 ms. Remains 168 /367 variables (removed 199) and now considering 316/714 (removed 398) transitions.
// Phase 1: matrix 316 rows 168 cols
[2025-05-29 17:18:10] [INFO ] Computed 1 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:10] [INFO ] Implicit Places using invariants in 43 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 167/367 places, 316/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 167 /167 variables (removed 0) and now considering 316/316 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 167/367 places, 316/714 transitions.
Stuttering acceptance computed with spot in 389 ms :[(NOT p3), (NOT p3), (NOT p3), (NOT p3), (NOT p3), true, p2, (NOT p3), (NOT p3)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-07
Entered a terminal (fully accepting) state of product in 13 steps with 1 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-07 finished in 475 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(((G(p1)&&p0) U p2)))'
Support contains 5 out of 367 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Graph (complete) has 468 edges and 367 vertex of which 265 are kept as prefixes of interest. Removing 102 places using SCC suffix rule.3 ms
Discarding 102 places :
Also discarding 200 output transitions
Drop transitions (Output transitions of discarded places.) removed 200 transitions
Discarding 249 places :
Symmetric choice reduction at 0 with 249 rule applications. Total rules 250 place count 16 transition count 265
Iterating global reduction 0 with 249 rules applied. Total rules applied 499 place count 16 transition count 265
Ensure Unique test removed 249 transitions
Reduce isomorphic transitions removed 249 transitions.
Iterating post reduction 0 with 249 rules applied. Total rules applied 748 place count 16 transition count 16
Applied a total of 748 rules in 15 ms. Remains 16 /367 variables (removed 351) and now considering 16/714 (removed 698) transitions.
// Phase 1: matrix 16 rows 16 cols
[2025-05-29 17:18:11] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:11] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-29 17:18:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:11] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:18:11] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2025-05-29 17:18:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3/32 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 3/32 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 217ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 217ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/367 places, 16/714 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 281 ms. Remains : 16/367 places, 16/714 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p2), true, (NOT p1), (NOT p2)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-08 finished in 417 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((G(p0)&&(G(F(!p1))||(F(!p1)&&X(F(!p2)))))))))'
Support contains 4 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 347 places :
Symmetric choice reduction at 0 with 347 rule applications. Total rules 347 place count 20 transition count 367
Iterating global reduction 0 with 347 rules applied. Total rules applied 694 place count 20 transition count 367
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Iterating post reduction 0 with 347 rules applied. Total rules applied 1041 place count 20 transition count 20
Applied a total of 1041 rules in 11 ms. Remains 20 /367 variables (removed 347) and now considering 20/714 (removed 694) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:18:11] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:11] [INFO ] Implicit Places using invariants in 29 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/367 places, 20/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 19/367 places, 20/714 transitions.
Stuttering acceptance computed with spot in 326 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), (AND p2 p1), p1, (AND p1 p2)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-09
Product exploration explored 100000 steps with 16350 reset in 155 ms.
Product exploration explored 100000 steps with 16325 reset in 112 ms.
Computed a total of 19 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p1 p2), (X (X p0)), (F (G p0)), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 119 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-0100-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0100-LTLFireability-09 finished in 809 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(G(p0)) U p0))&&X(p1)))'
Support contains 3 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 348 places :
Symmetric choice reduction at 0 with 348 rule applications. Total rules 348 place count 19 transition count 366
Iterating global reduction 0 with 348 rules applied. Total rules applied 696 place count 19 transition count 366
Ensure Unique test removed 348 transitions
Reduce isomorphic transitions removed 348 transitions.
Iterating post reduction 0 with 348 rules applied. Total rules applied 1044 place count 19 transition count 18
Applied a total of 1044 rules in 11 ms. Remains 19 /367 variables (removed 348) and now considering 18/714 (removed 696) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:18:12] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:12] [INFO ] Implicit Places using invariants in 31 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/367 places, 18/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 18/367 places, 18/714 transitions.
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-10
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-10 finished in 186 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U p1)))'
Support contains 4 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 347 places :
Symmetric choice reduction at 0 with 347 rule applications. Total rules 347 place count 20 transition count 367
Iterating global reduction 0 with 347 rules applied. Total rules applied 694 place count 20 transition count 367
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Iterating post reduction 0 with 347 rules applied. Total rules applied 1041 place count 20 transition count 20
Applied a total of 1041 rules in 12 ms. Remains 20 /367 variables (removed 347) and now considering 20/714 (removed 694) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:18:12] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:12] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-29 17:18:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:12] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2025-05-29 17:18:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 136 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 125 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 262ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 262ms
Starting structural reductions in LTL mode, iteration 1 : 20/367 places, 20/714 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 328 ms. Remains : 20/367 places, 20/714 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-12 finished in 485 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((p0||(p1&&X(X(G(p2)))))))))'
Support contains 4 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 346 places :
Symmetric choice reduction at 0 with 346 rule applications. Total rules 346 place count 21 transition count 368
Iterating global reduction 0 with 346 rules applied. Total rules applied 692 place count 21 transition count 368
Ensure Unique test removed 346 transitions
Reduce isomorphic transitions removed 346 transitions.
Iterating post reduction 0 with 346 rules applied. Total rules applied 1038 place count 21 transition count 22
Applied a total of 1038 rules in 10 ms. Remains 21 /367 variables (removed 346) and now considering 22/714 (removed 692) transitions.
// Phase 1: matrix 22 rows 21 cols
[2025-05-29 17:18:13] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:13] [INFO ] Implicit Places using invariants in 31 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/367 places, 22/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 20/367 places, 22/714 transitions.
Stuttering acceptance computed with spot in 260 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p2), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-13
Entered a terminal (fully accepting) state of product in 19 steps with 2 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-13 finished in 315 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||G(p1)||X(p2))))))'
Support contains 5 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 347 places :
Symmetric choice reduction at 0 with 347 rule applications. Total rules 347 place count 20 transition count 367
Iterating global reduction 0 with 347 rules applied. Total rules applied 694 place count 20 transition count 367
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Iterating post reduction 0 with 347 rules applied. Total rules applied 1041 place count 20 transition count 20
Applied a total of 1041 rules in 10 ms. Remains 20 /367 variables (removed 347) and now considering 20/714 (removed 694) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:18:13] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:13] [INFO ] Implicit Places using invariants in 27 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/367 places, 20/714 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 19/367 places, 20/714 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-14
Entered a terminal (fully accepting) state of product in 289 steps with 36 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-14 finished in 340 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(G(p0)))))'
Support contains 2 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 714/714 transitions.
Discarding 347 places :
Symmetric choice reduction at 0 with 347 rule applications. Total rules 347 place count 20 transition count 367
Iterating global reduction 0 with 347 rules applied. Total rules applied 694 place count 20 transition count 367
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Iterating post reduction 0 with 347 rules applied. Total rules applied 1041 place count 20 transition count 20
Applied a total of 1041 rules in 5 ms. Remains 20 /367 variables (removed 347) and now considering 20/714 (removed 694) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:18:13] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:18:13] [INFO ] Implicit Places using invariants in 30 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/367 places, 20/714 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 19/367 places, 20/714 transitions.
Stuttering acceptance computed with spot in 162 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0100-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0100-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0100-LTLFireability-15 finished in 213 ms.
All properties solved by simple procedures.
Total runtime 83961 ms.

BK_STOP 1748539094429

--------------------
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="AirplaneLD-PT-0100"
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 AirplaneLD-PT-0100, 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 r002-tall-174853728600100"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0100.tgz
mv AirplaneLD-PT-0100 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 ;