Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728500084.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-0020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728500084
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 880K
-rw-r--r-- 1 mcc users 15K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 98K 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 8.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 34K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 45K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 240K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.2K 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 91K 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-0020-LTLFireability-00
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-01
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-02
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-03
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-04
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-05
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-06
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-07
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-08
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-09
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-10
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-11
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-12
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-13
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-14
FORMULA_NAME AirplaneLD-PT-0020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748538891700

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-0020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-29 17:14:52] [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 17:14:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 17:14:53] [INFO ] Load time of PNML (sax parser for PT used): 72 ms
[2025-05-29 17:14:53] [INFO ] Transformed 159 places.
[2025-05-29 17:14:53] [INFO ] Transformed 168 transitions.
[2025-05-29 17:14:53] [INFO ] Found NUPN structural information;
[2025-05-29 17:14:53] [INFO ] Parsed PT model containing 159 places and 168 transitions and 638 arcs in 160 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 8 formulas.
Reduce places removed 62 places and 0 transitions.
FORMULA AirplaneLD-PT-0020-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0020-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 66 out of 97 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 97/97 places, 168/168 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 94 transition count 168
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 27 place count 70 transition count 144
Iterating global reduction 1 with 24 rules applied. Total rules applied 51 place count 70 transition count 144
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 75 place count 70 transition count 120
Applied a total of 75 rules in 32 ms. Remains 70 /97 variables (removed 27) and now considering 120/168 (removed 48) transitions.
// Phase 1: matrix 120 rows 70 cols
[2025-05-29 17:14:53] [INFO ] Computed 1 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:14:53] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-05-29 17:14:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:14:53] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 290 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-05-29 17:14:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 120/186 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (OVERLAPS) 4/190 variables, 4/71 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 71 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2356 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 70/70 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (OVERLAPS) 1/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 120/186 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 60/127 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 4/190 variables, 4/131 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (OVERLAPS) 0/190 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 131 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2919 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 70/70 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5353ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 5369ms
Starting structural reductions in LTL mode, iteration 1 : 70/97 places, 120/168 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5709 ms. Remains : 70/97 places, 120/168 transitions.
Support contains 66 out of 70 places after structural reductions.
[2025-05-29 17:14:59] [INFO ] Flatten gal took : 27 ms
[2025-05-29 17:14:59] [INFO ] Flatten gal took : 12 ms
[2025-05-29 17:14:59] [INFO ] Input system was already deterministic with 120 transitions.
RANDOM walk for 6687 steps (813 resets) in 280 ms. (23 steps per ms) remains 0/17 properties
Computed a total of 70 stabilizing places and 120 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 70 transition count 120
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' '!((G(!p0) U (X(X(F(p1)))&&(G(p3)||p2))))'
Support contains 34 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 48 transition count 98
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 48 transition count 98
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 66 place count 48 transition count 76
Applied a total of 66 rules in 1 ms. Remains 48 /70 variables (removed 22) and now considering 76/120 (removed 44) transitions.
// Phase 1: matrix 76 rows 48 cols
[2025-05-29 17:14:59] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:14:59] [INFO ] Implicit Places using invariants in 34 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 47/70 places, 76/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 47 /47 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 47/70 places, 76/120 transitions.
Stuttering acceptance computed with spot in 532 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, p0, (NOT p1), (NOT p3), (AND p0 (NOT p3)), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) p2 (NOT p3))), (NOT p1), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-00
Entered a terminal (fully accepting) state of product in 148 steps with 19 reset in 16 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-00 finished in 658 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((X(!p1) U ((p2&&X(!p1))||X(G(!p1)))))))))'
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 42 places :
Symmetric choice reduction at 0 with 42 rule applications. Total rules 42 place count 28 transition count 78
Iterating global reduction 0 with 42 rules applied. Total rules applied 84 place count 28 transition count 78
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 126 place count 28 transition count 36
Applied a total of 126 rules in 3 ms. Remains 28 /70 variables (removed 42) and now considering 36/120 (removed 84) transitions.
// Phase 1: matrix 36 rows 28 cols
[2025-05-29 17:15:00] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:00] [INFO ] Implicit Places using invariants in 28 ms returned [27]
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 : 27/70 places, 36/120 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 36/36 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 27/70 places, 36/120 transitions.
Stuttering acceptance computed with spot in 245 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, p1, true]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-05
Entered a terminal (fully accepting) state of product in 11 steps with 1 reset in 1 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-05 finished in 300 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(p0) U X(X(p1)))) U ((p0 U X(!p2)) U p1)))'
Support contains 25 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 31 place count 39 transition count 89
Iterating global reduction 0 with 31 rules applied. Total rules applied 62 place count 39 transition count 89
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 93 place count 39 transition count 58
Applied a total of 93 rules in 1 ms. Remains 39 /70 variables (removed 31) and now considering 58/120 (removed 62) transitions.
// Phase 1: matrix 58 rows 39 cols
[2025-05-29 17:15:00] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:00] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-29 17:15:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:00] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 29 sub problems to find dead transitions.
[2025-05-29 17:15:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 58/93 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 4/97 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (OVERLAPS) 0/97 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 40 constraints, problems are : Problem set: 0 solved, 29 unsolved in 727 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 39/39 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 58/93 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 29/65 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/93 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 4/97 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/97 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 0/97 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 69 constraints, problems are : Problem set: 0 solved, 29 unsolved in 815 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 39/39 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1560ms problems are : Problem set: 0 solved, 29 unsolved
Search for dead transitions found 0 dead transitions in 1560ms
Starting structural reductions in LTL mode, iteration 1 : 39/70 places, 58/120 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1633 ms. Remains : 39/70 places, 58/120 transitions.
Stuttering acceptance computed with spot in 738 ms :[(NOT p1), (AND (NOT p1) p2), (AND (NOT p1) p2), false, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p0) (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p0) (NOT p1) p2), (NOT p0), (AND (NOT p0) p1 p2)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-06
Stuttering criterion allowed to conclude after 484 steps with 156 reset in 6 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-06 finished in 2414 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Graph (complete) has 98 edges and 70 vertex of which 1 are kept as prefixes of interest. Removing 69 places using SCC suffix rule.1 ms
Discarding 69 places :
Also discarding 107 output transitions
Drop transitions (Output transitions of discarded places.) removed 107 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 1 transition count 1
Applied a total of 13 rules in 8 ms. Remains 1 /70 variables (removed 69) and now considering 1/120 (removed 119) transitions.
// Phase 1: matrix 1 rows 1 cols
[2025-05-29 17:15:03] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-05-29 17:15:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 30 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:15:03] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1/70 places, 1/120 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44 ms. Remains : 1/70 places, 1/120 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-07 finished in 130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U X(p1))||X((G(p3)&&p2))||G(p0)))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 49 place count 21 transition count 71
Iterating global reduction 0 with 49 rules applied. Total rules applied 98 place count 21 transition count 71
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 147 place count 21 transition count 22
Applied a total of 147 rules in 3 ms. Remains 21 /70 variables (removed 49) and now considering 22/120 (removed 98) transitions.
// Phase 1: matrix 22 rows 21 cols
[2025-05-29 17:15:03] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants in 24 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/70 places, 22/120 transitions.
Applied a total of 0 rules in 0 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 32 ms. Remains : 20/70 places, 22/120 transitions.
Stuttering acceptance computed with spot in 407 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3) (NOT p1))]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-08
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-08 finished in 463 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&&F(p0)))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 50 places :
Symmetric choice reduction at 0 with 50 rule applications. Total rules 50 place count 20 transition count 70
Iterating global reduction 0 with 50 rules applied. Total rules applied 100 place count 20 transition count 70
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 0 with 50 rules applied. Total rules applied 150 place count 20 transition count 20
Applied a total of 150 rules in 2 ms. Remains 20 /70 variables (removed 50) and now considering 20/120 (removed 100) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:15:03] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants in 25 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/70 places, 20/120 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 29 ms. Remains : 19/70 places, 20/120 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-11
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-PT-0020-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-PT-0020-LTLFireability-11 finished in 181 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)||(!p0&&F(!p1))))))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Graph (complete) has 98 edges and 70 vertex of which 2 are kept as prefixes of interest. Removing 68 places using SCC suffix rule.1 ms
Discarding 68 places :
Also discarding 95 output transitions
Drop transitions (Output transitions of discarded places.) removed 95 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 2 transition count 2
Applied a total of 24 rules in 1 ms. Remains 2 /70 variables (removed 68) and now considering 2/120 (removed 118) transitions.
// Phase 1: matrix 2 rows 2 cols
[2025-05-29 17:15:03] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-29 17:15:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:03] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:15:03] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/70 places, 2/120 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62 ms. Remains : 2/70 places, 2/120 transitions.
Stuttering acceptance computed with spot in 102 ms :[p0, (AND p1 p0), p0]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-12
Product exploration explored 100000 steps with 37546 reset in 171 ms.
Product exploration explored 100000 steps with 37501 reset in 85 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
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 p1 p0), (X (NOT (AND p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 18 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-0020-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0020-LTLFireability-12 finished in 479 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(!p0))||(F(!p0)&&X((X(X(!p1))&&G(!p2)))))))'
Support contains 4 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 120/120 transitions.
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 49 place count 21 transition count 71
Iterating global reduction 0 with 49 rules applied. Total rules applied 98 place count 21 transition count 71
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 147 place count 21 transition count 22
Applied a total of 147 rules in 1 ms. Remains 21 /70 variables (removed 49) and now considering 22/120 (removed 98) transitions.
// Phase 1: matrix 22 rows 21 cols
[2025-05-29 17:15:04] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:15:04] [INFO ] Implicit Places using invariants in 31 ms returned [20]
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 : 20/70 places, 22/120 transitions.
Applied a total of 0 rules in 0 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 45 ms. Remains : 20/70 places, 22/120 transitions.
Stuttering acceptance computed with spot in 336 ms :[p0, (OR (AND p0 p1) (AND p0 p2)), p0, (AND p0 p1), (AND p0 p2), (AND p0 (NOT p2) p1), (AND p0 p1), (AND p0 (NOT p2) p1), (AND p0 p1)]
Running random walk in product with property : AirplaneLD-PT-0020-LTLFireability-15
Product exploration explored 100000 steps with 15640 reset in 174 ms.
Product exploration explored 100000 steps with 15711 reset in 123 ms.
Computed a total of 20 stabilizing places and 22 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 22
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 p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND p0 p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 12 ms. Reduced automaton from 9 states, 20 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-PT-0020-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-PT-0020-LTLFireability-15 finished in 747 ms.
All properties solved by simple procedures.
Total runtime 12125 ms.

BK_STOP 1748538905395

--------------------
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-0020"
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-0020, 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-174853728500084"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0020.tgz
mv AirplaneLD-PT-0020 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 ;