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.r508-tall-171654351400339.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 ltsminxred
Input is NQueens-PT-05, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654351400339
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 47K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K 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 25K Apr 23 07:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 03:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Apr 12 03:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 03:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Apr 12 03:16 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 30K 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-05-LTLCardinality-00
FORMULA_NAME NQueens-PT-05-LTLCardinality-01
FORMULA_NAME NQueens-PT-05-LTLCardinality-02
FORMULA_NAME NQueens-PT-05-LTLCardinality-03
FORMULA_NAME NQueens-PT-05-LTLCardinality-04
FORMULA_NAME NQueens-PT-05-LTLCardinality-05
FORMULA_NAME NQueens-PT-05-LTLCardinality-06
FORMULA_NAME NQueens-PT-05-LTLCardinality-07
FORMULA_NAME NQueens-PT-05-LTLCardinality-08
FORMULA_NAME NQueens-PT-05-LTLCardinality-09
FORMULA_NAME NQueens-PT-05-LTLCardinality-10
FORMULA_NAME NQueens-PT-05-LTLCardinality-11
FORMULA_NAME NQueens-PT-05-LTLCardinality-12
FORMULA_NAME NQueens-PT-05-LTLCardinality-13
FORMULA_NAME NQueens-PT-05-LTLCardinality-14
FORMULA_NAME NQueens-PT-05-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717236200182

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NQueens-PT-05
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 10:03:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 10:03:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 10:03:21] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2024-06-01 10:03:21] [INFO ] Transformed 55 places.
[2024-06-01 10:03:21] [INFO ] Transformed 25 transitions.
[2024-06-01 10:03:21] [INFO ] Found NUPN structural information;
[2024-06-01 10:03:21] [INFO ] Parsed PT model containing 55 places and 25 transitions and 125 arcs in 137 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-05-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 25/25 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 41 transition count 25
Applied a total of 12 rules in 14 ms. Remains 41 /53 variables (removed 12) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 41 cols
[2024-06-01 10:03:21] [INFO ] Computed 16 invariants in 8 ms
[2024-06-01 10:03:21] [INFO ] Implicit Places using invariants in 198 ms returned [23, 32, 40]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 229 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 38/53 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 38 /38 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 260 ms. Remains : 38/53 places, 25/25 transitions.
Support contains 23 out of 38 places after structural reductions.
[2024-06-01 10:03:21] [INFO ] Flatten gal took : 18 ms
[2024-06-01 10:03:21] [INFO ] Flatten gal took : 6 ms
[2024-06-01 10:03:21] [INFO ] Input system was already deterministic with 25 transitions.
Support contains 22 out of 38 places (down from 23) after GAL structural reductions.
RANDOM walk for 410 steps (74 resets) in 35 ms. (11 steps per ms) remains 0/17 properties
FORMULA NQueens-PT-05-LTLCardinality-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 38 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 38 transition count 25
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' '!(F(G(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Graph (complete) has 49 edges and 38 vertex of which 27 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 8 ms. Remains 27 /38 variables (removed 11) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 27 cols
[2024-06-01 10:03:22] [INFO ] Computed 6 invariants in 4 ms
[2024-06-01 10:03:22] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-06-01 10:03:22] [INFO ] Invariant cache hit.
[2024-06-01 10:03:22] [INFO ] Implicit Places using invariants and state equation in 89 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 154 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 26/38 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 164 ms. Remains : 26/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 146 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-02
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 2 ms.
FORMULA NQueens-PT-05-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-02 finished in 370 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 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 27 transition count 25
Applied a total of 11 rules in 1 ms. Remains 27 /38 variables (removed 11) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 27 cols
[2024-06-01 10:03:22] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 10:03:22] [INFO ] Implicit Places using invariants in 59 ms returned []
[2024-06-01 10:03:22] [INFO ] Invariant cache hit.
[2024-06-01 10:03:22] [INFO ] Implicit Places using invariants and state equation in 91 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 152 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 158 ms. Remains : 26/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-04
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-04 finished in 354 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(p0)))'
Support contains 1 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 25 transition count 25
Applied a total of 13 rules in 1 ms. Remains 25 /38 variables (removed 13) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 25 cols
[2024-06-01 10:03:23] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-06-01 10:03:23] [INFO ] Invariant cache hit.
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants and state equation in 74 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 126 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 128 ms. Remains : 24/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 80 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-05 finished in 225 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 1 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Graph (complete) has 49 edges and 38 vertex of which 25 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.0 ms
Discarding 13 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 25 /38 variables (removed 13) and now considering 25/25 (removed 0) transitions.
[2024-06-01 10:03:23] [INFO ] Invariant cache hit.
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 10:03:23] [INFO ] Invariant cache hit.
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants and state equation in 90 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 145 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 148 ms. Remains : 24/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-08
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-08 finished in 246 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(p0)))'
Support contains 1 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 26 transition count 25
Applied a total of 12 rules in 1 ms. Remains 26 /38 variables (removed 12) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 26 cols
[2024-06-01 10:03:23] [INFO ] Computed 4 invariants in 5 ms
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 10:03:23] [INFO ] Invariant cache hit.
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants and state equation in 90 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 144 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 146 ms. Remains : 25/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 99 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-05-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-09 finished in 256 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(p0)&&p1)))&&G(X((F(X(X(p2))) U p2)))))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 28 transition count 25
Applied a total of 10 rules in 2 ms. Remains 28 /38 variables (removed 10) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 28 cols
[2024-06-01 10:03:23] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-06-01 10:03:23] [INFO ] Invariant cache hit.
[2024-06-01 10:03:23] [INFO ] Implicit Places using invariants and state equation in 86 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 131 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 27/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 134 ms. Remains : 27/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 269 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p2), (NOT p0), (NOT p2)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-10
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-05-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-10 finished in 422 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((X(p1)||p0))))'
Support contains 3 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 27 transition count 25
Applied a total of 11 rules in 1 ms. Remains 27 /38 variables (removed 11) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 27 cols
[2024-06-01 10:03:24] [INFO ] Computed 5 invariants in 0 ms
[2024-06-01 10:03:24] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-01 10:03:24] [INFO ] Invariant cache hit.
[2024-06-01 10:03:24] [INFO ] Implicit Places using invariants and state equation in 75 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 120 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 123 ms. Remains : 26/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 306 ms.
Product exploration explored 100000 steps with 50000 reset in 267 ms.
Computed a total of 26 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 26 transition count 25
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 p0 (NOT p1)), (X p0), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-05-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-05-LTLCardinality-11 finished in 926 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' '!(((p0&&F(p1)) U (p2||X(p2))))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 25 transition count 25
Applied a total of 13 rules in 1 ms. Remains 25 /38 variables (removed 13) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 25 cols
[2024-06-01 10:03:25] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 10:03:25] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-06-01 10:03:25] [INFO ] Invariant cache hit.
[2024-06-01 10:03:25] [INFO ] Implicit Places using invariants and state equation in 66 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 120 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 122 ms. Remains : 24/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 189 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), true, (NOT p1)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-12
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-12 finished in 327 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 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 26 transition count 25
Applied a total of 12 rules in 1 ms. Remains 26 /38 variables (removed 12) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 26 cols
[2024-06-01 10:03:25] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 10:03:25] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-06-01 10:03:25] [INFO ] Invariant cache hit.
[2024-06-01 10:03:25] [INFO ] Implicit Places using invariants and state equation in 77 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 122 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/38 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 124 ms. Remains : 25/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 309 ms.
Product exploration explored 100000 steps with 50000 reset in 249 ms.
Computed a total of 25 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 25 transition count 25
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 : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-05-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-05-LTLCardinality-13 finished in 814 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 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 25/25 transitions.
Graph (complete) has 49 edges and 38 vertex of which 28 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 28 /38 variables (removed 10) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 28 cols
[2024-06-01 10:03:26] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 10:03:26] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 10:03:26] [INFO ] Invariant cache hit.
[2024-06-01 10:03:26] [INFO ] Implicit Places using invariants and state equation in 89 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 146 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 27/38 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 152 ms. Remains : 27/38 places, 25/25 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NQueens-PT-05-LTLCardinality-15
Stuttering criterion allowed to conclude after 105 steps with 19 reset in 1 ms.
FORMULA NQueens-PT-05-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLCardinality-15 finished in 244 ms.
All properties solved by simple procedures.
Total runtime 5191 ms.
ITS solved all properties within timeout

BK_STOP 1717236206821

--------------------
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 LTLCardinality -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-05"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is NQueens-PT-05, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654351400339"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-05.tgz
mv NQueens-PT-05 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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