Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r025-smll-171620165800076.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is AutoFlight-PT-02a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r025-smll-171620165800076
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 22 14:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 22:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 12 22:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Apr 12 22:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 12 22:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 16K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-00
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-01
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-02
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-03
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-04
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-05
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-06
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-07
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-08
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-09
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-10
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-11
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-12
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-13
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-14
FORMULA_NAME AutoFlight-PT-02a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716267239048

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-02a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 04:54:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 04:54:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 04:54:01] [INFO ] Load time of PNML (sax parser for PT used): 63 ms
[2024-05-21 04:54:01] [INFO ] Transformed 57 places.
[2024-05-21 04:54:01] [INFO ] Transformed 55 transitions.
[2024-05-21 04:54:01] [INFO ] Found NUPN structural information;
[2024-05-21 04:54:01] [INFO ] Parsed PT model containing 57 places and 55 transitions and 180 arcs in 286 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA AutoFlight-PT-02a-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA AutoFlight-PT-02a-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 45/45 transitions.
Applied a total of 0 rules in 21 ms. Remains 57 /57 variables (removed 0) and now considering 45/45 (removed 0) transitions.
// Phase 1: matrix 45 rows 57 cols
[2024-05-21 04:54:02] [INFO ] Computed 16 invariants in 12 ms
[2024-05-21 04:54:02] [INFO ] Implicit Places using invariants in 449 ms returned [17, 42, 48, 54]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 510 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 53/57 places, 45/45 transitions.
Applied a total of 0 rules in 3 ms. Remains 53 /53 variables (removed 0) and now considering 45/45 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 561 ms. Remains : 53/57 places, 45/45 transitions.
Support contains 28 out of 53 places after structural reductions.
[2024-05-21 04:54:02] [INFO ] Flatten gal took : 45 ms
[2024-05-21 04:54:02] [INFO ] Flatten gal took : 21 ms
[2024-05-21 04:54:03] [INFO ] Input system was already deterministic with 45 transitions.
Support contains 25 out of 53 places (down from 28) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 20 to 18
RANDOM walk for 37367 steps (1448 resets) in 1424 ms. (26 steps per ms) remains 0/18 properties
Computed a total of 4 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (p1||(!p0 U X(p2)))))'
Support contains 6 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 16 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:04] [INFO ] Computed 12 invariants in 7 ms
[2024-05-21 04:54:04] [INFO ] Implicit Places using invariants in 113 ms returned [19, 31, 50]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 116 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 48/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 47 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 47 transition count 42
Applied a total of 2 rules in 6 ms. Remains 47 /48 variables (removed 1) and now considering 42/43 (removed 1) transitions.
// Phase 1: matrix 42 rows 47 cols
[2024-05-21 04:54:04] [INFO ] Computed 9 invariants in 1 ms
[2024-05-21 04:54:04] [INFO ] Implicit Places using invariants in 59 ms returned []
[2024-05-21 04:54:04] [INFO ] Invariant cache hit.
[2024-05-21 04:54:04] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-21 04:54:04] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 47/53 places, 42/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 346 ms. Remains : 47/53 places, 42/45 transitions.
Stuttering acceptance computed with spot in 624 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), true, (NOT p0), (NOT p2)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-00
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 3 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-00 finished in 1086 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))&&p0)))'
Support contains 3 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 8 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:05] [INFO ] Computed 12 invariants in 3 ms
[2024-05-21 04:54:05] [INFO ] Implicit Places using invariants in 132 ms returned [7, 19, 31, 50]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 134 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 47/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 46 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 46 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 45 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 45 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 44 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 44 transition count 40
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 43 transition count 39
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 43 transition count 39
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 42 transition count 38
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 42 transition count 38
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 41 transition count 37
Applied a total of 12 rules in 19 ms. Remains 41 /47 variables (removed 6) and now considering 37/43 (removed 6) transitions.
// Phase 1: matrix 37 rows 41 cols
[2024-05-21 04:54:05] [INFO ] Computed 8 invariants in 2 ms
[2024-05-21 04:54:05] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-21 04:54:05] [INFO ] Invariant cache hit.
[2024-05-21 04:54:05] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:54:05] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 208 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 41/53 places, 37/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 369 ms. Remains : 41/53 places, 37/45 transitions.
Stuttering acceptance computed with spot in 192 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-01 finished in 591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((((!p0 U (p1||G(!p0))) U p2)&&(X(p3)||F(p4)))))'
Support contains 8 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 52 transition count 44
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 52 transition count 44
Applied a total of 2 rules in 7 ms. Remains 52 /53 variables (removed 1) and now considering 44/45 (removed 1) transitions.
// Phase 1: matrix 44 rows 52 cols
[2024-05-21 04:54:05] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:05] [INFO ] Implicit Places using invariants in 88 ms returned [7, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 91 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 50/53 places, 44/45 transitions.
Applied a total of 0 rules in 3 ms. Remains 50 /50 variables (removed 0) and now considering 44/44 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 101 ms. Remains : 50/53 places, 44/45 transitions.
Stuttering acceptance computed with spot in 571 ms :[(OR (NOT p2) (AND (NOT p3) (NOT p4))), (OR (NOT p2) (AND (NOT p3) (NOT p4))), true, (AND (NOT p1) p0), (NOT p2), (AND (NOT p4) (NOT p3)), (NOT p4)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-02
Stuttering criterion allowed to conclude after 18 steps with 2 reset in 1 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-02 finished in 713 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 41
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 49 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 8 place count 49 transition count 36
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 18 place count 44 transition count 36
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 42 transition count 34
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 42 transition count 34
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 40 transition count 32
Applied a total of 26 rules in 45 ms. Remains 40 /53 variables (removed 13) and now considering 32/45 (removed 13) transitions.
// Phase 1: matrix 32 rows 40 cols
[2024-05-21 04:54:06] [INFO ] Computed 12 invariants in 2 ms
[2024-05-21 04:54:06] [INFO ] Implicit Places using invariants in 117 ms returned [7, 12, 13, 14, 15, 23, 39]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 119 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/53 places, 32/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 33 transition count 23
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 24 transition count 23
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 23 transition count 22
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 23 transition count 22
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 21 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 26 place count 20 transition count 31
Applied a total of 26 rules in 12 ms. Remains 20 /33 variables (removed 13) and now considering 31/32 (removed 1) transitions.
// Phase 1: matrix 31 rows 20 cols
[2024-05-21 04:54:06] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 04:54:06] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-21 04:54:06] [INFO ] Invariant cache hit.
[2024-05-21 04:54:06] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-21 04:54:06] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/53 places, 31/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 313 ms. Remains : 20/53 places, 31/45 transitions.
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-03
Stuttering criterion allowed to conclude after 22 steps with 2 reset in 1 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-03 finished in 445 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0&&F(p1))) U G(p0))))'
Support contains 3 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 6 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:06] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:06] [INFO ] Implicit Places using invariants in 99 ms returned [7, 19, 31, 50]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 100 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 47/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 46 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 46 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 45 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 45 transition count 41
Applied a total of 4 rules in 22 ms. Remains 45 /47 variables (removed 2) and now considering 41/43 (removed 2) transitions.
// Phase 1: matrix 41 rows 45 cols
[2024-05-21 04:54:07] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 04:54:07] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-05-21 04:54:07] [INFO ] Invariant cache hit.
[2024-05-21 04:54:07] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:54:07] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 192 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 45/53 places, 41/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 320 ms. Remains : 45/53 places, 41/45 transitions.
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), true, (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-04 finished in 587 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(G(p1))))'
Support contains 3 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 6 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:07] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:07] [INFO ] Implicit Places using invariants in 129 ms returned [14, 19, 31, 50]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 130 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 47/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 46 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 46 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 45 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 45 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 44 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 44 transition count 40
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 43 transition count 39
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 43 transition count 39
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 42 transition count 38
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 42 transition count 38
Applied a total of 10 rules in 12 ms. Remains 42 /47 variables (removed 5) and now considering 38/43 (removed 5) transitions.
// Phase 1: matrix 38 rows 42 cols
[2024-05-21 04:54:07] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 04:54:07] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-21 04:54:07] [INFO ] Invariant cache hit.
[2024-05-21 04:54:07] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:54:07] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/53 places, 38/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 309 ms. Remains : 42/53 places, 38/45 transitions.
Stuttering acceptance computed with spot in 231 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-05
Entered a terminal (fully accepting) state of product in 47 steps with 1 reset in 2 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-05 finished in 567 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 3 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 49 transition count 32
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 27 place count 37 transition count 32
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 27 place count 37 transition count 26
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 41 place count 29 transition count 26
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 41 place count 29 transition count 24
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 45 place count 27 transition count 24
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 46 place count 26 transition count 23
Iterating global reduction 2 with 1 rules applied. Total rules applied 47 place count 26 transition count 23
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
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 55 place count 22 transition count 19
Applied a total of 55 rules in 22 ms. Remains 22 /53 variables (removed 31) and now considering 19/45 (removed 26) transitions.
// Phase 1: matrix 19 rows 22 cols
[2024-05-21 04:54:08] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 58 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/53 places, 19/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 20 transition count 18
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 20 transition count 18
Applied a total of 2 rules in 4 ms. Remains 20 /21 variables (removed 1) and now considering 18/19 (removed 1) transitions.
// Phase 1: matrix 18 rows 20 cols
[2024-05-21 04:54:08] [INFO ] Computed 6 invariants in 0 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-21 04:54:08] [INFO ] Invariant cache hit.
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/53 places, 18/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 202 ms. Remains : 20/53 places, 18/45 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-07
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-07 finished in 271 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(((p1||X(p2))&&p0))))'
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 52 transition count 44
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 52 transition count 44
Applied a total of 2 rules in 4 ms. Remains 52 /53 variables (removed 1) and now considering 44/45 (removed 1) transitions.
// Phase 1: matrix 44 rows 52 cols
[2024-05-21 04:54:08] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 99 ms returned [7, 14, 19, 31]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 100 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 48/53 places, 44/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 47 transition count 43
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 47 transition count 43
Applied a total of 2 rules in 2 ms. Remains 47 /48 variables (removed 1) and now considering 43/44 (removed 1) transitions.
// Phase 1: matrix 43 rows 47 cols
[2024-05-21 04:54:08] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-05-21 04:54:08] [INFO ] Invariant cache hit.
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 47/53 places, 43/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 277 ms. Remains : 47/53 places, 43/45 transitions.
Stuttering acceptance computed with spot in 189 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p2))]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-08 finished in 491 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 3 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:08] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 91 ms returned [7, 14, 19, 31, 50]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 98 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 44 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 44 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 43 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 43 transition count 40
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 42 transition count 39
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 42 transition count 39
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 41 transition count 38
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 41 transition count 38
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 40 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 40 transition count 37
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 39 transition count 36
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 39 transition count 36
Applied a total of 14 rules in 7 ms. Remains 39 /46 variables (removed 7) and now considering 36/43 (removed 7) transitions.
// Phase 1: matrix 36 rows 39 cols
[2024-05-21 04:54:08] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 04:54:08] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-21 04:54:08] [INFO ] Invariant cache hit.
[2024-05-21 04:54:09] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 39/53 places, 36/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 257 ms. Remains : 39/53 places, 36/45 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-09
Product exploration explored 100000 steps with 14807 reset in 618 ms.
Product exploration explored 100000 steps with 14844 reset in 377 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 : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 2 factoid took 174 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 196 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 39 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 39/39 places, 36/36 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 39 transition count 28
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 31 transition count 28
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 31 transition count 26
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 29 transition count 26
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 32 place count 23 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 34 place count 22 transition count 31
Applied a total of 34 rules in 9 ms. Remains 22 /39 variables (removed 17) and now considering 31/36 (removed 5) transitions.
// Phase 1: matrix 31 rows 22 cols
[2024-05-21 04:54:10] [INFO ] Computed 7 invariants in 1 ms
[2024-05-21 04:54:10] [INFO ] Implicit Places using invariants in 60 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/39 places, 31/36 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 20 transition count 29
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 18 transition count 29
Applied a total of 4 rules in 4 ms. Remains 18 /20 variables (removed 2) and now considering 29/31 (removed 2) transitions.
// Phase 1: matrix 29 rows 18 cols
[2024-05-21 04:54:10] [INFO ] Computed 5 invariants in 0 ms
[2024-05-21 04:54:10] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-21 04:54:11] [INFO ] Invariant cache hit.
[2024-05-21 04:54:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-21 04:54:11] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/39 places, 29/36 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 200 ms. Remains : 18/39 places, 29/36 transitions.
Computed a total of 1 stabilizing places and 4 stable transitions
Computed a total of 1 stabilizing places and 4 stable transitions
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 190 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 205 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 20683 reset in 228 ms.
Stack based approach found an accepted trace after 284 steps with 61 reset with depth 8 and stack size 8 in 4 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-09 finished in 3390 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(F(p1)))))'
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 41
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 49 transition count 41
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 49 transition count 37
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 45 transition count 37
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 18 place count 43 transition count 35
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 43 transition count 35
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
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 26 place count 40 transition count 32
Applied a total of 26 rules in 16 ms. Remains 40 /53 variables (removed 13) and now considering 32/45 (removed 13) transitions.
// Phase 1: matrix 32 rows 40 cols
[2024-05-21 04:54:12] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:12] [INFO ] Implicit Places using invariants in 88 ms returned [5, 11, 14, 15, 23, 39]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 92 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 34/53 places, 32/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 34 transition count 23
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 25 transition count 23
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 24 transition count 22
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 24 transition count 22
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 22 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 26 place count 21 transition count 31
Applied a total of 26 rules in 11 ms. Remains 21 /34 variables (removed 13) and now considering 31/32 (removed 1) transitions.
// Phase 1: matrix 31 rows 21 cols
[2024-05-21 04:54:12] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 04:54:12] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-21 04:54:12] [INFO ] Invariant cache hit.
[2024-05-21 04:54:12] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-21 04:54:12] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/53 places, 31/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 301 ms. Remains : 21/53 places, 31/45 transitions.
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 124 ms.
Product exploration explored 100000 steps with 50000 reset in 121 ms.
Computed a total of 1 stabilizing places and 4 stable transitions
Computed a total of 1 stabilizing places and 4 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 20 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AutoFlight-PT-02a-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AutoFlight-PT-02a-LTLFireability-10 finished in 701 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 3 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 41
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 49 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 8 place count 49 transition count 36
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 18 place count 44 transition count 36
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 42 transition count 34
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 42 transition count 34
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
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 28 place count 39 transition count 31
Applied a total of 28 rules in 10 ms. Remains 39 /53 variables (removed 14) and now considering 31/45 (removed 14) transitions.
// Phase 1: matrix 31 rows 39 cols
[2024-05-21 04:54:12] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:12] [INFO ] Implicit Places using invariants in 86 ms returned [6, 11, 12, 13, 22, 38]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 99 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/53 places, 31/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 23
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 25 transition count 23
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 16 place count 25 transition count 22
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 18 place count 24 transition count 22
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 23 transition count 21
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 23 transition count 21
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 21 transition count 19
Applied a total of 24 rules in 6 ms. Remains 21 /33 variables (removed 12) and now considering 19/31 (removed 12) transitions.
// Phase 1: matrix 19 rows 21 cols
[2024-05-21 04:54:13] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 04:54:13] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-21 04:54:13] [INFO ] Invariant cache hit.
[2024-05-21 04:54:13] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:54:13] [INFO ] Implicit Places using invariants and state equation in 52 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 : 21/53 places, 19/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 206 ms. Remains : 21/53 places, 19/45 transitions.
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-12
Product exploration explored 100000 steps with 7667 reset in 291 ms.
Product exploration explored 100000 steps with 7695 reset in 276 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 357 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 312 steps (21 resets) in 10 ms. (28 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 6 factoid took 502 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 19/19 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-21 04:54:14] [INFO ] Invariant cache hit.
[2024-05-21 04:54:15] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-21 04:54:15] [INFO ] Invariant cache hit.
[2024-05-21 04:54:15] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:54:15] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2024-05-21 04:54:15] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-21 04:54:15] [INFO ] Invariant cache hit.
[2024-05-21 04:54:15] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 19/40 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 18 unsolved in 465 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 21/21 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 19/40 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 49 constraints, problems are : Problem set: 0 solved, 18 unsolved in 442 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 21/21 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 958ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 974ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1103 ms. Remains : 21/21 places, 19/19 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 355 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 154 steps (9 resets) in 8 ms. (17 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 6 factoid took 363 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 7705 reset in 139 ms.
Product exploration explored 100000 steps with 7699 reset in 155 ms.
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 19/19 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-21 04:54:17] [INFO ] Invariant cache hit.
[2024-05-21 04:54:17] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-21 04:54:17] [INFO ] Invariant cache hit.
[2024-05-21 04:54:17] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:54:17] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
[2024-05-21 04:54:17] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-21 04:54:17] [INFO ] Invariant cache hit.
[2024-05-21 04:54:17] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 19/40 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 18 unsolved in 681 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 21/21 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 19/40 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 18/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 49 constraints, problems are : Problem set: 0 solved, 18 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 21/21 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 1038ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 1039ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1159 ms. Remains : 21/21 places, 19/19 transitions.
Treatment of property AutoFlight-PT-02a-LTLFireability-12 finished in 5742 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 41
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 49 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 8 place count 49 transition count 36
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 18 place count 44 transition count 36
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 42 transition count 34
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 42 transition count 34
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
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 28 place count 39 transition count 31
Applied a total of 28 rules in 7 ms. Remains 39 /53 variables (removed 14) and now considering 31/45 (removed 14) transitions.
// Phase 1: matrix 31 rows 39 cols
[2024-05-21 04:54:18] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:18] [INFO ] Implicit Places using invariants in 65 ms returned [6, 11, 12, 13, 14, 22, 38]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 66 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/53 places, 31/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 32 transition count 21
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 22 transition count 21
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 21 transition count 20
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 21 transition count 20
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 19 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 28 place count 18 transition count 29
Applied a total of 28 rules in 4 ms. Remains 18 /32 variables (removed 14) and now considering 29/31 (removed 2) transitions.
// Phase 1: matrix 29 rows 18 cols
[2024-05-21 04:54:18] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 04:54:18] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-21 04:54:18] [INFO ] Invariant cache hit.
[2024-05-21 04:54:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-21 04:54:18] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/53 places, 29/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 183 ms. Remains : 18/53 places, 29/45 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-13
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-13 finished in 247 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 41
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 49 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 8 place count 49 transition count 36
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 18 place count 44 transition count 36
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 42 transition count 34
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 42 transition count 34
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
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 28 place count 39 transition count 31
Applied a total of 28 rules in 9 ms. Remains 39 /53 variables (removed 14) and now considering 31/45 (removed 14) transitions.
// Phase 1: matrix 31 rows 39 cols
[2024-05-21 04:54:18] [INFO ] Computed 12 invariants in 1 ms
[2024-05-21 04:54:18] [INFO ] Implicit Places using invariants in 70 ms returned [5, 11, 12, 13, 14, 22, 38]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 72 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/53 places, 31/45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 32 transition count 21
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 22 transition count 21
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 21 transition count 20
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 21 transition count 20
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 19 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 28 place count 18 transition count 29
Applied a total of 28 rules in 8 ms. Remains 18 /32 variables (removed 14) and now considering 29/31 (removed 2) transitions.
// Phase 1: matrix 29 rows 18 cols
[2024-05-21 04:54:18] [INFO ] Computed 5 invariants in 1 ms
[2024-05-21 04:54:19] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 04:54:19] [INFO ] Invariant cache hit.
[2024-05-21 04:54:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-21 04:54:19] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/53 places, 29/45 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 179 ms. Remains : 18/53 places, 29/45 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-14
Product exploration explored 100000 steps with 8770 reset in 246 ms.
Stack based approach found an accepted trace after 98 steps with 7 reset with depth 19 and stack size 19 in 3 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-14 finished in 500 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(p1)))))'
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 45/45 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 51 transition count 43
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 51 transition count 43
Applied a total of 4 rules in 2 ms. Remains 51 /53 variables (removed 2) and now considering 43/45 (removed 2) transitions.
// Phase 1: matrix 43 rows 51 cols
[2024-05-21 04:54:19] [INFO ] Computed 12 invariants in 0 ms
[2024-05-21 04:54:19] [INFO ] Implicit Places using invariants in 64 ms returned [7, 14, 19, 31, 50]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 65 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/53 places, 43/45 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 44 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 44 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 43 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 43 transition count 40
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 42 transition count 39
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 42 transition count 39
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 41 transition count 38
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 41 transition count 38
Applied a total of 10 rules in 2 ms. Remains 41 /46 variables (removed 5) and now considering 38/43 (removed 5) transitions.
// Phase 1: matrix 38 rows 41 cols
[2024-05-21 04:54:19] [INFO ] Computed 7 invariants in 0 ms
[2024-05-21 04:54:19] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 04:54:19] [INFO ] Invariant cache hit.
[2024-05-21 04:54:19] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 41/53 places, 38/45 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 169 ms. Remains : 41/53 places, 38/45 transitions.
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-02a-LTLFireability-15
Stuttering criterion allowed to conclude after 31 steps with 2 reset in 0 ms.
FORMULA AutoFlight-PT-02a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-02a-LTLFireability-15 finished in 302 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
[2024-05-21 04:54:19] [INFO ] Flatten gal took : 6 ms
[2024-05-21 04:54:19] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-21 04:54:19] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 53 places, 45 transitions and 148 arcs took 2 ms.
Total runtime 18559 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running AutoFlight-PT-02a

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/415/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 53
TRANSITIONS: 45
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.002s, Sys 0.000s]


SAVING FILE /home/mcc/execution/415/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1219
MODEL NAME: /home/mcc/execution/415/model
53 places, 45 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA AutoFlight-PT-02a-LTLFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716267261505

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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-02a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is AutoFlight-PT-02a, 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 r025-smll-171620165800076"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-02a.tgz
mv AutoFlight-PT-02a 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;