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.r245-tall-171654349700348.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)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is NQueens-PT-08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-171654349700348
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 23 07:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 23 07:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 03:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Apr 12 03:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Apr 12 03:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 27K Apr 12 03:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 65K May 18 16:43 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 NQueens-PT-08-LTLFireability-00
FORMULA_NAME NQueens-PT-08-LTLFireability-01
FORMULA_NAME NQueens-PT-08-LTLFireability-02
FORMULA_NAME NQueens-PT-08-LTLFireability-03
FORMULA_NAME NQueens-PT-08-LTLFireability-04
FORMULA_NAME NQueens-PT-08-LTLFireability-05
FORMULA_NAME NQueens-PT-08-LTLFireability-06
FORMULA_NAME NQueens-PT-08-LTLFireability-07
FORMULA_NAME NQueens-PT-08-LTLFireability-08
FORMULA_NAME NQueens-PT-08-LTLFireability-09
FORMULA_NAME NQueens-PT-08-LTLFireability-10
FORMULA_NAME NQueens-PT-08-LTLFireability-11
FORMULA_NAME NQueens-PT-08-LTLFireability-12
FORMULA_NAME NQueens-PT-08-LTLFireability-13
FORMULA_NAME NQueens-PT-08-LTLFireability-14
FORMULA_NAME NQueens-PT-08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716656078009

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NQueens-PT-08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 16:54:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-25 16:54:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 16:54:39] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2024-05-25 16:54:39] [INFO ] Transformed 112 places.
[2024-05-25 16:54:39] [INFO ] Transformed 64 transitions.
[2024-05-25 16:54:39] [INFO ] Found NUPN structural information;
[2024-05-25 16:54:39] [INFO ] Parsed PT model containing 112 places and 64 transitions and 320 arcs in 161 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-08-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 64/64 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 46 transition count 64
Applied a total of 64 rules in 14 ms. Remains 46 /110 variables (removed 64) and now considering 64/64 (removed 0) transitions.
// Phase 1: matrix 64 rows 46 cols
[2024-05-25 16:54:39] [INFO ] Computed 7 invariants in 17 ms
[2024-05-25 16:54:39] [INFO ] Implicit Places using invariants in 174 ms returned []
[2024-05-25 16:54:39] [INFO ] Invariant cache hit.
[2024-05-25 16:54:39] [INFO ] Implicit Places using invariants and state equation in 154 ms returned [16, 30, 31, 45]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 359 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/110 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 390 ms. Remains : 42/110 places, 64/64 transitions.
Support contains 39 out of 42 places after structural reductions.
[2024-05-25 16:54:40] [INFO ] Flatten gal took : 26 ms
[2024-05-25 16:54:40] [INFO ] Flatten gal took : 11 ms
[2024-05-25 16:54:40] [INFO ] Input system was already deterministic with 64 transitions.
Support contains 38 out of 42 places (down from 39) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 25 to 23
RANDOM walk for 37 steps (3 resets) in 15 ms. (2 steps per ms) remains 0/23 properties
FORMULA NQueens-PT-08-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 42 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 42 transition count 64
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&F(p2)&&G(p3))))'
Support contains 14 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
// Phase 1: matrix 64 rows 42 cols
[2024-05-25 16:54:40] [INFO ] Computed 3 invariants in 6 ms
[2024-05-25 16:54:40] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-25 16:54:40] [INFO ] Invariant cache hit.
[2024-05-25 16:54:41] [INFO ] Implicit Places using invariants and state equation in 482 ms returned []
Implicit Place search using SMT with State Equation took 549 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 552 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 534 ms :[(NOT p3), (OR (NOT p3) (NOT p2)), (OR (NOT p1) (NOT p3)), true, (OR (NOT p3) (NOT p2) (NOT p1)), (OR (NOT p3) (NOT p2) (NOT p1))]
Running random walk in product with property : NQueens-PT-08-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-08-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-00 finished in 1152 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)||X((p0||X(F(p1))))) U X(p2)))'
Support contains 10 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:41] [INFO ] Invariant cache hit.
[2024-05-25 16:54:41] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-25 16:54:41] [INFO ] Invariant cache hit.
[2024-05-25 16:54:42] [INFO ] Implicit Places using invariants and state equation in 515 ms returned []
Implicit Place search using SMT with State Equation took 571 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 573 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-08-LTLFireability-02
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-08-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-02 finished in 769 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 4 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 3 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:42] [INFO ] Invariant cache hit.
[2024-05-25 16:54:42] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-25 16:54:42] [INFO ] Invariant cache hit.
[2024-05-25 16:54:43] [INFO ] Implicit Places using invariants and state equation in 553 ms returned []
Implicit Place search using SMT with State Equation took 623 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 626 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLFireability-03
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-08-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-03 finished in 718 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) U p1)&&G((p2||X(X(p1))))))'
Support contains 12 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:43] [INFO ] Invariant cache hit.
[2024-05-25 16:54:43] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-25 16:54:43] [INFO ] Invariant cache hit.
[2024-05-25 16:54:43] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 528 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 532 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 288 ms :[(NOT p1), true, (NOT p0), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : NQueens-PT-08-LTLFireability-04
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-08-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-04 finished in 840 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(X(G(p0)))))'
Support contains 8 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 7 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:44] [INFO ] Invariant cache hit.
[2024-05-25 16:54:44] [INFO ] Implicit Places using invariants in 104 ms returned []
[2024-05-25 16:54:44] [INFO ] Invariant cache hit.
[2024-05-25 16:54:44] [INFO ] Implicit Places using invariants and state equation in 509 ms returned []
Implicit Place search using SMT with State Equation took 622 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 630 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 204 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLFireability-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-08-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-06 finished in 850 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(p1)||p0))||((!p2 U (p3||G(!p2))) U ((F(!p4)&&(!p2 U (p3||G(!p2))))||G((!p2 U (p3||G(!p2))))))))'
Support contains 14 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 4 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:44] [INFO ] Invariant cache hit.
[2024-05-25 16:54:45] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-25 16:54:45] [INFO ] Invariant cache hit.
[2024-05-25 16:54:45] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
[2024-05-25 16:54:45] [INFO ] Redundant transitions in 5 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 374 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 500 ms :[(AND (NOT p0) (NOT p1) p2 (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0 (NOT p3) p2), (AND (NOT p1) (NOT p0) (NOT p3) p2), (AND (NOT p1) p4 p0 (NOT p3) p2), (AND (NOT p0) (NOT p3) (NOT p1) p4 p2), (AND (NOT p1) p4), (AND (NOT p1) p4 (NOT p0))]
Running random walk in product with property : NQueens-PT-08-LTLFireability-07
Product exploration explored 100000 steps with 21156 reset in 798 ms.
Product exploration explored 100000 steps with 21224 reset in 654 ms.
Computed a total of 42 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 42 transition count 64
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p3) p2 (NOT p1) p4), (X (NOT (OR (AND p0 p3 p4 (NOT p1)) (AND p0 (NOT p2) p4 (NOT p1))))), (X (NOT (AND p0 (NOT p3) p2 (NOT p1)))), (X (NOT (AND p0 (NOT p3) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p3) p2 p4 (NOT p1)))), (X (X (NOT (OR (AND p0 p3 p4 (NOT p1)) (AND p0 (NOT p2) p4 (NOT p1)))))), (X (X (NOT (AND p0 (NOT p3) p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p3) p2 p4 (NOT p1))))), (F (G p0)), (F (G p3)), (F (G (NOT p2))), (F (G p1)), (F (G (NOT p4)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X p4), (X (NOT p4)), (X (AND (NOT p3) (NOT p2))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1)))), (X (AND (NOT p3) p2 p4)), (X (NOT (AND (NOT p3) p2 p4))), (X (NOT p1)), (X p1), (X (OR (AND p3 p4) (AND (NOT p2) p4))), (X (NOT (OR (AND p3 p4) (AND (NOT p2) p4)))), (X (AND (NOT p0) (NOT p3) p2 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1)))), (X (OR (AND (NOT p0) p3 p4 (NOT p1)) (AND (NOT p0) (NOT p2) p4 (NOT p1)))), (X (NOT (OR (AND (NOT p0) p3 p4 (NOT p1)) (AND (NOT p0) (NOT p2) p4 (NOT p1))))), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) p2))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND (NOT p0) (NOT p3) p2 p4 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p3) p2 p4 (NOT p1)))), (X (X p2)), (X (X (NOT p2))), (X (X p3)), (X (X (NOT p3))), (X (X p4)), (X (X (NOT p4))), (X (X (AND (NOT p3) (NOT p2)))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p2) (NOT p1))))), (X (X (AND (NOT p3) p2 p4))), (X (X (NOT (AND (NOT p3) p2 p4)))), (X (X (NOT p1))), (X (X p1)), (X (X (OR (AND p3 p4) (AND (NOT p2) p4)))), (X (X (NOT (OR (AND p3 p4) (AND (NOT p2) p4))))), (X (X (AND (NOT p0) (NOT p3) p2 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p3) p2 (NOT p1))))), (X (X (OR (AND (NOT p0) p3 p4 (NOT p1)) (AND (NOT p0) (NOT p2) p4 (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) p3 p4 (NOT p1)) (AND (NOT p0) (NOT p2) p4 (NOT p1)))))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (AND (NOT p0) p4 (NOT p1)))), (X (X (NOT (AND (NOT p0) p4 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p4 (NOT p1)))), (X (X (NOT (AND p4 (NOT p1))))), (X (X (AND (NOT p0) (NOT p3) p2 p4 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p3) p2 p4 (NOT p1)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 14 factoid took 17 ms. Reduced automaton from 9 states, 24 edges and 5 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-08-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-08-LTLFireability-07 finished in 2473 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 8 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:47] [INFO ] Invariant cache hit.
[2024-05-25 16:54:47] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-25 16:54:47] [INFO ] Invariant cache hit.
[2024-05-25 16:54:47] [INFO ] Implicit Places using invariants and state equation in 457 ms returned []
Implicit Place search using SMT with State Equation took 517 ms to find 0 implicit places.
[2024-05-25 16:54:47] [INFO ] Redundant transitions in 1 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 531 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLFireability-09
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-08-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-09 finished in 619 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 8 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 5 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:48] [INFO ] Invariant cache hit.
[2024-05-25 16:54:48] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-25 16:54:48] [INFO ] Invariant cache hit.
[2024-05-25 16:54:48] [INFO ] Implicit Places using invariants and state equation in 502 ms returned []
Implicit Place search using SMT with State Equation took 573 ms to find 0 implicit places.
[2024-05-25 16:54:48] [INFO ] Redundant transitions in 3 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 587 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NQueens-PT-08-LTLFireability-10
Product exploration explored 100000 steps with 19521 reset in 540 ms.
Product exploration explored 100000 steps with 19675 reset in 550 ms.
Computed a total of 42 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 42 transition count 64
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-08-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-08-LTLFireability-10 finished in 1844 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)||G((p1 U p2)))))'
Support contains 8 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 3 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:49] [INFO ] Invariant cache hit.
[2024-05-25 16:54:49] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-25 16:54:49] [INFO ] Invariant cache hit.
[2024-05-25 16:54:50] [INFO ] Implicit Places using invariants and state equation in 481 ms returned []
Implicit Place search using SMT with State Equation took 543 ms to find 0 implicit places.
[2024-05-25 16:54:50] [INFO ] Redundant transitions in 2 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 554 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : NQueens-PT-08-LTLFireability-14
Product exploration explored 100000 steps with 13165 reset in 565 ms.
Product exploration explored 100000 steps with 13153 reset in 584 ms.
Computed a total of 42 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 42 transition count 64
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (F (G p0)), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (OR (AND p0 p2) (AND p0 p1))), (X (NOT (OR (AND p0 p2) (AND p0 p1)))), (X (AND p0 (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 p2) (AND p0 p1)))), (X (X (NOT (OR (AND p0 p2) (AND p0 p1))))), (X (X (AND p0 (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p1)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 18 ms. Reduced automaton from 2 states, 10 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-08-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-08-LTLFireability-14 finished in 1870 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(X(!((p0 U p1) U !p0))))'
Support contains 11 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-25 16:54:51] [INFO ] Invariant cache hit.
[2024-05-25 16:54:51] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-25 16:54:51] [INFO ] Invariant cache hit.
[2024-05-25 16:54:52] [INFO ] Implicit Places using invariants and state equation in 431 ms returned []
Implicit Place search using SMT with State Equation took 501 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 502 ms. Remains : 42/42 places, 64/64 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : NQueens-PT-08-LTLFireability-15
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-08-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLFireability-15 finished in 643 ms.
All properties solved by simple procedures.
Total runtime 13145 ms.
ITS solved all properties within timeout

BK_STOP 1716656092714

--------------------
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="NQueens-PT-08"
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 NQueens-PT-08, 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 r245-tall-171654349700348"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-08.tgz
mv NQueens-PT-08 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 ;