Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729400524.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 AutoFlight-PT-06a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729400524
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 43K 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 AutoFlight-PT-06a-LTLFireability-00
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-01
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-02
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-03
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-04
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-05
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-06
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-07
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-08
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-09
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-10
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-11
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-12
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-13
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-14
FORMULA_NAME AutoFlight-PT-06a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748627617796

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 17:53:38] [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]
[2025-05-30 17:53:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 17:53:39] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2025-05-30 17:53:39] [INFO ] Transformed 157 places.
[2025-05-30 17:53:39] [INFO ] Transformed 155 transitions.
[2025-05-30 17:53:39] [INFO ] Found NUPN structural information;
[2025-05-30 17:53:39] [INFO ] Parsed PT model containing 157 places and 155 transitions and 500 arcs in 150 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 30 transitions
Reduce redundant transitions removed 30 transitions.
FORMULA AutoFlight-PT-06a-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 157 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 157/157 places, 125/125 transitions.
Applied a total of 0 rules in 14 ms. Remains 157 /157 variables (removed 0) and now considering 125/125 (removed 0) transitions.
// Phase 1: matrix 125 rows 157 cols
[2025-05-30 17:53:39] [INFO ] Computed 40 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:39] [INFO ] Implicit Places using invariants in 553 ms returned [21, 42, 51, 54, 57, 60, 118, 124, 130, 136, 142, 154, 156]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 585 ms to find 13 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 144/157 places, 125/125 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 139 transition count 120
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 139 transition count 120
Applied a total of 10 rules in 14 ms. Remains 139 /144 variables (removed 5) and now considering 120/125 (removed 5) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:39] [INFO ] Computed 27 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:39] [INFO ] Implicit Places using invariants in 98 ms returned []
[2025-05-30 17:53:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:40] [INFO ] State equation strengthened by 18 read => feed constraints.
[2025-05-30 17:53:40] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 263 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 139/157 places, 120/125 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 901 ms. Remains : 139/157 places, 120/125 transitions.
Support contains 37 out of 139 places after structural reductions.
[2025-05-30 17:53:46] [INFO ] Flatten gal took : 28 ms
[2025-05-30 17:53:46] [INFO ] Flatten gal took : 12 ms
[2025-05-30 17:53:46] [INFO ] Input system was already deterministic with 120 transitions.
Support contains 36 out of 139 places (down from 37) after GAL structural reductions.
RANDOM walk for 26876 steps (775 resets) in 775 ms. (34 steps per ms) remains 0/29 properties
Computed a total of 7 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 139 transition count 98
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 117 transition count 98
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 44 place count 117 transition count 84
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 72 place count 103 transition count 84
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 102 place count 88 transition count 69
Applied a total of 102 rules in 48 ms. Remains 88 /139 variables (removed 51) and now considering 69/120 (removed 51) transitions.
// Phase 1: matrix 69 rows 88 cols
[2025-05-30 17:53:47] [INFO ] Computed 27 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:47] [INFO ] Implicit Places using invariants in 86 ms returned [10, 19, 24, 29, 30, 31, 32, 33, 34, 35, 36, 51, 83]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 87 ms to find 13 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/139 places, 69/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 75 transition count 54
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 30 place count 60 transition count 54
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 30 place count 60 transition count 50
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 38 place count 56 transition count 50
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 55 transition count 49
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 55 transition count 49
Applied a total of 40 rules in 9 ms. Remains 55 /75 variables (removed 20) and now considering 49/69 (removed 20) transitions.
// Phase 1: matrix 49 rows 55 cols
[2025-05-30 17:53:47] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:47] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-30 17:53:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:47] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-05-30 17:53:47] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 55/139 places, 49/120 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 261 ms. Remains : 55/139 places, 49/120 transitions.
Stuttering acceptance computed with spot in 3832 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-01
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 2 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-01 finished in 4174 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(p1))&&((p2||F(G(p2))) U p3)))'
Support contains 4 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 5 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:51] [INFO ] Computed 27 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:51] [INFO ] Implicit Places using invariants in 97 ms returned [7, 14, 27, 34, 43, 46, 86, 133]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 98 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 131/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 129 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 129 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 128 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 128 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 127 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 127 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 126 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 126 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 125 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 125 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 124 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 124 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 123 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 123 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 122 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 122 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 121 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 121 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 120 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 120 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 119 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 119 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 118 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 118 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 117 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 117 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 116 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 116 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 115 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 115 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 114 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 114 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 113 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 113 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 112 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 112 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 111 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 111 transition count 100
Applied a total of 40 rules in 45 ms. Remains 111 /131 variables (removed 20) and now considering 100/120 (removed 20) transitions.
// Phase 1: matrix 100 rows 111 cols
[2025-05-30 17:53:51] [INFO ] Computed 19 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:51] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-05-30 17:53:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:51] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 111/139 places, 100/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 304 ms. Remains : 111/139 places, 100/120 transitions.
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p3) (NOT p1)), (NOT p1), (NOT p2), (NOT p3), (NOT p1), true]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-02
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-02 finished in 554 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 139 transition count 98
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 117 transition count 98
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 44 place count 117 transition count 85
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 70 place count 104 transition count 85
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 100 place count 89 transition count 70
Applied a total of 100 rules in 14 ms. Remains 89 /139 variables (removed 50) and now considering 70/120 (removed 50) transitions.
// Phase 1: matrix 70 rows 89 cols
[2025-05-30 17:53:52] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants in 67 ms returned [5, 19, 24, 29, 30, 31, 32, 33, 34, 35, 36, 51, 84]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 70 ms to find 13 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/139 places, 70/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 76 transition count 56
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 28 place count 62 transition count 56
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 28 place count 62 transition count 52
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 36 place count 58 transition count 52
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 57 transition count 51
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 57 transition count 51
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 56 transition count 50
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 56 transition count 50
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 55 transition count 49
Applied a total of 42 rules in 13 ms. Remains 55 /76 variables (removed 21) and now considering 49/70 (removed 21) transitions.
// Phase 1: matrix 49 rows 55 cols
[2025-05-30 17:53:52] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 17:53:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 55/139 places, 49/120 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 204 ms. Remains : 55/139 places, 49/120 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-03
Product exploration explored 100000 steps with 4692 reset in 396 ms.
Stack based approach found an accepted trace after 432 steps with 22 reset with depth 33 and stack size 33 in 2 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-03 finished in 652 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 139 transition count 98
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 117 transition count 98
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 44 place count 117 transition count 84
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 72 place count 103 transition count 84
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 102 place count 88 transition count 69
Applied a total of 102 rules in 13 ms. Remains 88 /139 variables (removed 51) and now considering 69/120 (removed 51) transitions.
// Phase 1: matrix 69 rows 88 cols
[2025-05-30 17:53:52] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants in 71 ms returned [5, 10, 24, 29, 30, 31, 32, 33, 34, 35, 36, 51, 83]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 72 ms to find 13 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/139 places, 69/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 75 transition count 55
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 28 place count 61 transition count 55
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 28 place count 61 transition count 52
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 58 transition count 52
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 57 transition count 51
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 57 transition count 51
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 56 transition count 50
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 56 transition count 50
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 55 transition count 49
Applied a total of 40 rules in 9 ms. Remains 55 /75 variables (removed 20) and now considering 49/69 (removed 20) transitions.
// Phase 1: matrix 49 rows 55 cols
[2025-05-30 17:53:52] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-30 17:53:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:52] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-05-30 17:53:52] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 55/139 places, 49/120 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 205 ms. Remains : 55/139 places, 49/120 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-04
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-04 finished in 296 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&F(p1)))&&G((p0||X(G(!p1))))))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:53] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants in 86 ms returned [7, 14, 27, 34, 43, 46, 86, 133]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 88 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 131/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 129 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 129 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 128 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 128 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 127 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 127 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 126 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 126 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 125 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 125 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 124 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 124 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 123 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 123 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 122 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 122 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 121 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 121 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 120 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 120 transition count 109
Applied a total of 22 rules in 11 ms. Remains 120 /131 variables (removed 11) and now considering 109/120 (removed 11) transitions.
// Phase 1: matrix 109 rows 120 cols
[2025-05-30 17:53:53] [INFO ] Computed 19 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-30 17:53:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 120/139 places, 109/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 256 ms. Remains : 120/139 places, 109/120 transitions.
Stuttering acceptance computed with spot in 235 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (AND (NOT p0) p1), p1, (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-05
Entered a terminal (fully accepting) state of product in 0 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-05 finished in 513 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:53] [INFO ] Computed 27 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants in 92 ms returned [7, 14, 27, 34, 43, 46, 86, 133]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 93 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 131/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 129 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 129 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 128 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 128 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 127 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 127 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 126 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 126 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 125 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 125 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 124 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 124 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 123 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 123 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 122 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 122 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 121 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 121 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 120 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 120 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 119 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 119 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 118 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 118 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 117 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 117 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 116 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 116 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 115 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 115 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 114 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 114 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 113 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 113 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 112 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 112 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 111 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 111 transition count 100
Applied a total of 40 rules in 25 ms. Remains 111 /131 variables (removed 20) and now considering 100/120 (removed 20) transitions.
// Phase 1: matrix 100 rows 111 cols
[2025-05-30 17:53:53] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-05-30 17:53:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:53] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 111/139 places, 100/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 248 ms. Remains : 111/139 places, 100/120 transitions.
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-06 finished in 374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((G(p0)||F(p1)) U !p2) U X(p0)))'
Support contains 3 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:53] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:54] [INFO ] Implicit Places using invariants in 99 ms returned [7, 14, 27, 34, 43, 46, 86, 133]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 100 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 131/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 129 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 129 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 128 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 128 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 127 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 127 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 126 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 126 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 125 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 125 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 124 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 124 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 123 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 123 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 122 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 122 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 121 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 121 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 120 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 120 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 119 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 119 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 118 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 118 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 117 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 117 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 116 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 116 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 115 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 115 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 114 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 114 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 113 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 113 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 112 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 112 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 111 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 111 transition count 100
Applied a total of 40 rules in 17 ms. Remains 111 /131 variables (removed 20) and now considering 100/120 (removed 20) transitions.
// Phase 1: matrix 100 rows 111 cols
[2025-05-30 17:53:54] [INFO ] Computed 19 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:54] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-30 17:53:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:54] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 111/139 places, 100/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 253 ms. Remains : 111/139 places, 100/120 transitions.
Stuttering acceptance computed with spot in 273 ms :[(NOT p0), (NOT p0), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) p2), (NOT p1), p2, (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 267 ms.
Product exploration explored 100000 steps with 50000 reset in 222 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X p2), (X p0), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X p1), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0)))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (X (X (AND p2 p0 (NOT p1)))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 1611 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutoFlight-PT-06a-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-06a-LTLFireability-07 finished in 2667 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&&(!p1 U (p2||G(!p1)))))))'
Support contains 5 out of 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 139 transition count 98
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 117 transition count 98
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 44 place count 117 transition count 84
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 72 place count 103 transition count 84
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 100 place count 89 transition count 70
Applied a total of 100 rules in 12 ms. Remains 89 /139 variables (removed 50) and now considering 70/120 (removed 50) transitions.
// Phase 1: matrix 70 rows 89 cols
[2025-05-30 17:53:56] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:56] [INFO ] Implicit Places using invariants in 76 ms returned [11, 20, 25, 30, 32, 33, 34, 35, 36, 37, 52, 84]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 77 ms to find 12 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/139 places, 70/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 77 transition count 57
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 26 place count 64 transition count 57
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 26 place count 64 transition count 52
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 36 place count 59 transition count 52
Applied a total of 36 rules in 5 ms. Remains 59 /77 variables (removed 18) and now considering 52/70 (removed 18) transitions.
// Phase 1: matrix 52 rows 59 cols
[2025-05-30 17:53:56] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:56] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-30 17:53:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:56] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-05-30 17:53:56] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 59/139 places, 52/120 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 189 ms. Remains : 59/139 places, 52/120 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (AND p1 (NOT p2))]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-08
Product exploration explored 100000 steps with 4647 reset in 228 ms.
Stack based approach found an accepted trace after 2687 steps with 121 reset with depth 45 and stack size 45 in 16 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-08 finished in 580 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((p1||X((p2&&G(p3)))))&&p0)))'
Support contains 6 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 1 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:57] [INFO ] Computed 27 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:57] [INFO ] Implicit Places using invariants in 148 ms returned [7, 14, 27, 43, 46, 133]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 150 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/139 places, 120/120 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 132 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 132 transition count 119
Applied a total of 2 rules in 3 ms. Remains 132 /133 variables (removed 1) and now considering 119/120 (removed 1) transitions.
// Phase 1: matrix 119 rows 132 cols
[2025-05-30 17:53:57] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:57] [INFO ] Implicit Places using invariants in 100 ms returned []
[2025-05-30 17:53:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 17:53:57] [INFO ] Implicit Places using invariants and state equation in 501 ms returned []
Implicit Place search using SMT with State Equation took 603 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 132/139 places, 119/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 757 ms. Remains : 132/139 places, 119/120 transitions.
Stuttering acceptance computed with spot in 375 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (NOT p3) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (NOT p3) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-09 finished in 1163 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&&G(F(p1))))))&&F(p2)))'
Support contains 4 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 2 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:58] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:58] [INFO ] Implicit Places using invariants in 83 ms returned [7, 27, 34, 43, 46, 86, 133]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 84 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 130 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 130 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 129 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 129 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 128 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 128 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 127 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 127 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 126 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 126 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 125 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 125 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 124 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 124 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 123 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 123 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 122 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 122 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 121 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 121 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 120 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 120 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 119 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 119 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 118 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 118 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 117 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 117 transition count 105
Applied a total of 30 rules in 12 ms. Remains 117 /132 variables (removed 15) and now considering 105/120 (removed 15) transitions.
// Phase 1: matrix 105 rows 117 cols
[2025-05-30 17:53:58] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:58] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 17:53:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:58] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 17:53:58] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 117/139 places, 105/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 244 ms. Remains : 117/139 places, 105/120 transitions.
Stuttering acceptance computed with spot in 325 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-10
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-10 finished in 590 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(X(G(X(X(!p0))))) U p0)&&F(p1)))'
Support contains 4 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 2 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:58] [INFO ] Computed 27 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:58] [INFO ] Implicit Places using invariants in 85 ms returned [7, 14, 27, 34, 43, 46, 86, 133]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 86 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 131/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 129 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 129 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 128 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 128 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 127 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 127 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 126 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 126 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 125 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 125 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 124 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 124 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 123 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 123 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 122 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 122 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 121 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 121 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 120 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 120 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 119 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 119 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 118 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 118 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 117 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 117 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 116 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 116 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 115 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 115 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 114 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 114 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 113 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 113 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 112 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 112 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 111 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 111 transition count 100
Applied a total of 40 rules in 11 ms. Remains 111 /131 variables (removed 20) and now considering 100/120 (removed 20) transitions.
// Phase 1: matrix 100 rows 111 cols
[2025-05-30 17:53:58] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-05-30 17:53:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 111/139 places, 100/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 227 ms. Remains : 111/139 places, 100/120 transitions.
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), true, p0, p0, true]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-11
Entered a terminal (fully accepting) state of product in 97 steps with 3 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-11 finished in 442 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)||(p1 U !p2)))))'
Support contains 5 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 2 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:53:59] [INFO ] Computed 27 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants in 102 ms returned [7, 14, 27, 43, 46, 86]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 103 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/139 places, 120/120 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 132 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 132 transition count 119
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 131 transition count 118
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 131 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 130 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 130 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 129 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 129 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 128 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 128 transition count 115
Applied a total of 10 rules in 6 ms. Remains 128 /133 variables (removed 5) and now considering 115/120 (removed 5) transitions.
// Phase 1: matrix 115 rows 128 cols
[2025-05-30 17:53:59] [INFO ] Computed 21 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 17:53:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 128/139 places, 115/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 271 ms. Remains : 128/139 places, 115/120 transitions.
Stuttering acceptance computed with spot in 220 ms :[true, p2, (AND (NOT p0) p2), (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-12
Entered a terminal (fully accepting) state of product in 21 steps with 3 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-12 finished in 506 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U p1)))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 139 transition count 101
Reduce places removed 19 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 20 rules applied. Total rules applied 39 place count 120 transition count 100
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 40 place count 119 transition count 100
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 40 place count 119 transition count 86
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 68 place count 105 transition count 86
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 96 place count 91 transition count 72
Applied a total of 96 rules in 14 ms. Remains 91 /139 variables (removed 48) and now considering 72/120 (removed 48) transitions.
// Phase 1: matrix 72 rows 91 cols
[2025-05-30 17:53:59] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants in 73 ms returned [5, 10, 20, 25, 30, 31, 32, 33, 34, 35, 36, 37, 54, 86]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 79 ms to find 14 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/139 places, 72/120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 77 transition count 51
Reduce places removed 21 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 22 rules applied. Total rules applied 43 place count 56 transition count 50
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 44 place count 55 transition count 50
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 44 place count 55 transition count 49
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 46 place count 54 transition count 49
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 48 place count 53 transition count 48
Applied a total of 48 rules in 6 ms. Remains 53 /77 variables (removed 24) and now considering 48/72 (removed 24) transitions.
// Phase 1: matrix 48 rows 53 cols
[2025-05-30 17:53:59] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:53:59] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-30 17:53:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:54:00] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-05-30 17:54:00] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 53/139 places, 48/120 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 190 ms. Remains : 53/139 places, 48/120 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-13
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-13 finished in 281 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 139 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 6 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 132 transition count 75
Reduce places removed 44 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 45 rules applied. Total rules applied 95 place count 88 transition count 74
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 96 place count 87 transition count 74
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 7 Pre rules applied. Total rules applied 96 place count 87 transition count 67
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 116 place count 74 transition count 67
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 3 with 6 rules applied. Total rules applied 122 place count 74 transition count 61
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 128 place count 68 transition count 61
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 5 with 30 rules applied. Total rules applied 158 place count 53 transition count 46
Applied a total of 158 rules in 11 ms. Remains 53 /139 variables (removed 86) and now considering 46/120 (removed 74) transitions.
// Phase 1: matrix 46 rows 53 cols
[2025-05-30 17:54:00] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:54:00] [INFO ] Implicit Places using invariants in 39 ms returned [32, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/139 places, 46/120 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 52 ms. Remains : 51/139 places, 46/120 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-14
Stuttering criterion allowed to conclude after 44 steps with 1 reset in 0 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-14 finished in 160 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)))'
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 120/120 transitions.
Applied a total of 0 rules in 1 ms. Remains 139 /139 variables (removed 0) and now considering 120/120 (removed 0) transitions.
// Phase 1: matrix 120 rows 139 cols
[2025-05-30 17:54:00] [INFO ] Computed 27 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:54:00] [INFO ] Implicit Places using invariants in 90 ms returned [7, 14, 27, 34, 43, 86, 133]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 91 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/139 places, 120/120 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 130 transition count 118
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 130 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 129 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 129 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 128 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 128 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 127 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 127 transition count 115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 126 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 126 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 125 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 125 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 124 transition count 112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 124 transition count 112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 123 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 123 transition count 111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 122 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 122 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 121 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 121 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 120 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 120 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 119 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 119 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 118 transition count 106
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 118 transition count 106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 117 transition count 105
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 117 transition count 105
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 116 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 116 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 115 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 115 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 114 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 114 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 113 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 113 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 112 transition count 100
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 112 transition count 100
Applied a total of 40 rules in 13 ms. Remains 112 /132 variables (removed 20) and now considering 100/120 (removed 20) transitions.
// Phase 1: matrix 100 rows 112 cols
[2025-05-30 17:54:00] [INFO ] Computed 20 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:54:00] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-05-30 17:54:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 17:54:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 17:54:00] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 112/139 places, 100/120 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 244 ms. Remains : 112/139 places, 100/120 transitions.
Stuttering acceptance computed with spot in 92 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-06a-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-06a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-06a-LTLFireability-15 finished in 355 ms.
All properties solved by simple procedures.
Total runtime 21681 ms.

BK_STOP 1748627640667

--------------------
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="AutoFlight-PT-06a"
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 AutoFlight-PT-06a, 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-174853729400524"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-06a.tgz
mv AutoFlight-PT-06a 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 ;