Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728400027.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-COL-0100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728400027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 408K
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K 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 9.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 52K 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-COL-0100-LTLCardinality-00
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-01
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-02
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-03
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-04
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-05
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-06
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-07
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-08
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-09
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-10
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-11
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-12
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-13
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-14
FORMULA_NAME AirplaneLD-COL-0100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748538686076

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-05-29 17:11:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-29 17:11:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 17:11:27] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-05-29 17:11:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-05-29 17:11:28] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 595 ms
[2025-05-29 17:11:28] [INFO ] Detected 3 constant HL places corresponding to 302 PT places.
[2025-05-29 17:11:28] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 719 PT places and 1212.0 transition bindings in 26 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2025-05-29 17:11:28] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 6 ms.
[2025-05-29 17:11:28] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 3 formulas.
FORMULA AirplaneLD-COL-0100-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 13 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA AirplaneLD-COL-0100-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 17 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 transition count 14
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
RANDOM walk for 40000 steps (5048 resets) in 1853 ms. (21 steps per ms) remains 17/29 properties
BEST_FIRST walk for 4003 steps (128 resets) in 83 ms. (47 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (154 resets) in 55 ms. (71 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (132 resets) in 42 ms. (93 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (128 resets) in 42 ms. (93 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (157 resets) in 35 ms. (111 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (136 resets) in 24 ms. (160 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (129 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (137 resets) in 19 ms. (200 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (131 resets) in 13 ms. (286 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (154 resets) in 26 ms. (148 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (139 resets) in 24 ms. (160 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (156 resets) in 30 ms. (129 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (153 resets) in 12 ms. (307 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (154 resets) in 14 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (133 resets) in 23 ms. (166 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (135 resets) in 14 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (134 resets) in 13 ms. (285 steps per ms) remains 17/17 properties
// Phase 1: matrix 14 rows 17 cols
[2025-05-29 17:11:29] [INFO ] Computed 3 invariants in 6 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp7 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 16 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 2 (OVERLAPS) 2/16 variables, 2/3 constraints. Problems are: Problem set: 10 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/3 constraints. Problems are: Problem set: 10 solved, 7 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp27 is UNSAT
At refinement iteration 4 (OVERLAPS) 14/30 variables, 16/19 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 16 solved, 1 unsolved
Problem AtomicPropp26 is UNSAT
After SMT solving in domain Real declared 31/31 variables, and 20 constraints, problems are : Problem set: 17 solved, 0 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 295ms problems are : Problem set: 17 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 17 atomic propositions for a total of 12 simplifications.
FORMULA AirplaneLD-COL-0100-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-29 17:11:29] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2025-05-29 17:11:29] [INFO ] Flatten gal took : 15 ms
[2025-05-29 17:11:29] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA AirplaneLD-COL-0100-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0100-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-29 17:11:29] [INFO ] Flatten gal took : 2 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Altitude
Symmetric sort wr.t. initial detected :Altitude
Transition t3_2 : guard parameter $A(Altitude:200) in guard (OR (GEQ $A 99) (EQ $A 199))introduces in Altitude(200) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:200) in guard (AND (LT $A 99) (NEQ $A 199))introduces in Altitude(200) partition with 2 elements
Sort wr.t. initial and guards Altitude has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Altitude domain size was 200 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 99) (EQ $A 199)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 99) (NEQ $A 199)) -> (EQ $A 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Speed
Symmetric sort wr.t. initial detected :Speed
Transition t5_2 : guard parameter $S(Speed:100) in guard (OR (LEQ $S 49) (EQ $S 99))introduces in Speed(100) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:100) in guard (AND (GT $S 49) (NEQ $S 99))introduces in Speed(100) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:100) in guard (OR (LEQ $S 49) (EQ $S 99))introduces in Speed(100) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:100) in guard (AND (GT $S 49) (NEQ $S 99))introduces in Speed(100) partition with 2 elements
Sort wr.t. initial and guards Speed has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Speed domain size was 100 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 49) (EQ $S 99)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 49) (NEQ $S 99)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 49) (EQ $S 99)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 49) (NEQ $S 99)) -> (EQ $S 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Signal
Arc [19:1*[1]] contains constants of sort Signal
Transition t5_2 : constants on arcs in [[19:1*[1]]] introduces in Signal(2) partition with 1 elements that refines current partition to 2 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Weight
Symmetric sort wr.t. initial detected :Weight
Transition t2_2 : guard parameter $W(Weight:2) in guard (EQ $W 1)introduces in Weight(2) partition with 2 elements
[2025-05-29 17:11:29] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 25 ms.
[2025-05-29 17:11:29] [INFO ] Unfolded 5 HLPN properties in 0 ms.
Reduce places removed 6 places and 0 transitions.
Support contains 12 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 20
Applied a total of 3 rules in 7 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:11:29] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:29] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-29 17:11:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:29] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2025-05-29 17:11:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 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 215 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 203 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 425ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 425ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 522 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 12 out of 20 places after structural reductions.
[2025-05-29 17:11:29] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:29] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:30] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40000 steps (5021 resets) in 767 ms. (52 steps per ms) remains 7/14 properties
BEST_FIRST walk for 40003 steps (983 resets) in 146 ms. (272 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (872 resets) in 72 ms. (548 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (1053 resets) in 67 ms. (588 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (1053 resets) in 129 ms. (307 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (1052 resets) in 81 ms. (487 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (988 resets) in 75 ms. (526 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (896 resets) in 61 ms. (645 steps per ms) remains 7/7 properties
[2025-05-29 17:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AtomicPropp10 is UNSAT
At refinement iteration 1 (OVERLAPS) 2/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp12 is UNSAT
At refinement iteration 3 (OVERLAPS) 14/24 variables, 10/11 constraints. Problems are: Problem set: 6 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/11 constraints. Problems are: Problem set: 6 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 33/40 variables, and 17 constraints, problems are : Problem set: 7 solved, 0 unsolved in 50 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/20 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53ms problems are : Problem set: 7 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 7 atomic propositions for a total of 5 simplifications.
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 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).
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 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 5 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:11:30] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:30] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-29 17:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:30] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2025-05-29 17:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/37 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 169 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/37 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 29 constraints, problems are : Problem set: 0 solved, 9 unsolved in 130 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 304ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 304ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 386 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 244 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0100-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0100-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0100-LTLCardinality-06 finished in 802 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(F(!p0))||(p1&&F(!p0))))))'
Support contains 2 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 13 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 13 transition count 13
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 12 transition count 12
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 12 transition count 12
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 12 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 12 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 11 transition count 10
Applied a total of 7 rules in 11 ms. Remains 11 /20 variables (removed 9) and now considering 10/20 (removed 10) transitions.
// Phase 1: matrix 10 rows 11 cols
[2025-05-29 17:11:31] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants in 22 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/20 places, 10/20 transitions.
Graph (complete) has 7 edges and 10 vertex of which 9 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 1 ms. Remains 9 /10 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 9 cols
[2025-05-29 17:11:31] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-05-29 17:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants and state equation in 35 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 56 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/20 places, 9/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 93 ms. Remains : 8/20 places, 9/20 transitions.
Stuttering acceptance computed with spot in 77 ms :[p0, p0]
Running random walk in product with property : AirplaneLD-COL-0100-LTLCardinality-07
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0100-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0100-LTLCardinality-07 finished in 189 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 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 6 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2025-05-29 17:11:31] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants in 29 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/20 places, 16/20 transitions.
Graph (complete) has 13 edges and 15 vertex of which 14 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 14 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 13 transition count 14
Applied a total of 3 rules in 7 ms. Remains 13 /15 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 13 cols
[2025-05-29 17:11:31] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-29 17:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/20 places, 14/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 104 ms. Remains : 13/20 places, 14/20 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0100-LTLCardinality-09
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0100-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0100-LTLCardinality-09 finished in 206 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&&X(p1)))))'
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:11:31] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:31] [INFO ] Implicit Places using invariants in 38 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 39 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 0 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 40 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 161 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0100-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0100-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0100-LTLCardinality-12 finished in 213 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 0 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2025-05-29 17:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:32] [INFO ] Implicit Places using invariants in 22 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 0 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 23 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0100-LTLCardinality-15
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0100-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0100-LTLCardinality-15 finished in 136 ms.
All properties solved by simple procedures.
Total runtime 4776 ms.

BK_STOP 1748538692180

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-COL-0100"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is AirplaneLD-COL-0100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r002-tall-174853728400027"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0100.tgz
mv AirplaneLD-COL-0100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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