Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812300284.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is NQueens-PT-05, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812300284
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 30K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1748856240928

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NQueens-PT-05
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 09:24:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 09:24:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:24:02] [INFO ] Load time of PNML (sax parser for PT used): 47 ms
[2025-06-02 09:24:02] [INFO ] Transformed 55 places.
[2025-06-02 09:24:02] [INFO ] Transformed 25 transitions.
[2025-06-02 09:24:02] [INFO ] Found NUPN structural information;
[2025-06-02 09:24:02] [INFO ] Parsed PT model containing 55 places and 25 transitions and 125 arcs in 142 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 3 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-05-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-05-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 53 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 25/25 transitions.
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 28 transition count 25
Applied a total of 25 rules in 11 ms. Remains 28 /53 variables (removed 25) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 28 cols
[2025-06-02 09:24:02] [INFO ] Computed 7 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:02] [INFO ] Implicit Places using invariants in 157 ms returned []
[2025-06-02 09:24:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:02] [INFO ] Implicit Places using invariants and state equation in 64 ms returned [10, 27]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 267 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/53 places, 25/25 transitions.
Applied a total of 0 rules in 0 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 293 ms. Remains : 26/53 places, 25/25 transitions.
Support contains 25 out of 26 places after structural reductions.
[2025-06-02 09:24:02] [INFO ] Flatten gal took : 16 ms
[2025-06-02 09:24:02] [INFO ] Flatten gal took : 8 ms
[2025-06-02 09:24:02] [INFO ] Input system was already deterministic with 25 transitions.
Reduction of identical properties reduced properties to check from 22 to 19
RANDOM walk for 53 steps (9 resets) in 10 ms. (4 steps per ms) remains 0/19 properties
FORMULA NQueens-PT-05-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 25/25 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 26 cols
[2025-06-02 09:24:03] [INFO ] Computed 5 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:03] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-02 09:24:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:03] [INFO ] Implicit Places using invariants and state equation in 111 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 200 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/26 places, 25/25 transitions.
Applied a total of 0 rules in 2 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 205 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-03
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-03 finished in 464 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X((X(p1) U G(!p2)))))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2025-06-02 09:24:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:03] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-02 09:24:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:03] [INFO ] Implicit Places using invariants and state equation in 89 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 150 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 151 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) p2), (AND (NOT p0) p2)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-04
Product exploration explored 100000 steps with 26950 reset in 370 ms.
Product exploration explored 100000 steps with 26887 reset in 279 ms.
Computed a total of 24 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 24 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)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p2), (F (G (NOT p0))), (F (G (NOT p2)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-05-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-05-LTLFireability-04 finished in 992 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0 U (p1||G(p0))))))'
Support contains 8 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:04] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-02 09:24:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:04] [INFO ] Implicit Places using invariants and state equation in 72 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 SI_LTL mode, iteration 1 : 25/26 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 SI_LTL mode , in 2 iterations and 128 ms. Remains : 25/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NQueens-PT-05-LTLFireability-06
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-06 finished in 217 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(p1)))'
Support contains 9 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants and state equation in 77 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 138 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 140 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 164 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-07
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-07 finished in 324 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p0)||X(p1))&&(p1||G(p2)))))'
Support contains 12 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants and state equation in 91 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 140 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 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 141 ms. Remains : 25/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 258 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), true, (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-08 finished in 419 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 8 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-02 09:24:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:05] [INFO ] Implicit Places using invariants and state equation in 98 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 168 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/26 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 172 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-09
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-09 finished in 302 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X((p1||((p2 U p3)&&X(p4)))))))'
Support contains 14 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants and state equation in 64 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 112 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 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 114 ms. Remains : 25/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 309 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p4))), (OR (NOT p0) (AND (NOT p1) (NOT p4)) (AND (NOT p1) (NOT p3))), (NOT p0), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p4))), true, (NOT p3), (NOT p4)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-10
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-10 finished in 465 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&((X((p0||X(p0)))&&p1) U (p2 U p0))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants and state equation in 86 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 141 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 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 142 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-11 finished in 228 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((((!p0 U (p1||G(!p0))) U ((X(G(!p2))&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0))))))&&p3))))'
Support contains 10 out of 26 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-02 09:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:06] [INFO ] Implicit Places using invariants and state equation in 60 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 111 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/26 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 115 ms. Remains : 25/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 44 ms :[(OR (NOT p3) (AND p0 (NOT p1)))]
Running random walk in product with property : NQueens-PT-05-LTLFireability-12
Product exploration explored 100000 steps with 18758 reset in 256 ms.
Product exploration explored 100000 steps with 18740 reset in 261 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)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) (NOT p3) p0), (F (G p1)), (F (G p3)), (F (G (NOT p0)))]
False Knowledge obtained : [(X p3), (X (NOT p3)), (X (OR (AND (NOT p1) p0) (NOT p3))), (X (NOT (OR (AND (NOT p1) p0) (NOT p3)))), (X (OR (AND p1 p3) (AND (NOT p0) p3))), (X (NOT (OR (AND p1 p3) (AND (NOT p0) p3)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p3)), (X (X (NOT p3))), (X (X (OR (AND (NOT p1) p0) (NOT p3)))), (X (X (NOT (OR (AND (NOT p1) p0) (NOT p3))))), (X (X (OR (AND p1 p3) (AND (NOT p0) p3)))), (X (X (NOT (OR (AND p1 p3) (AND (NOT p0) p3))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-05-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-05-LTLFireability-12 finished in 855 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 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.
[2025-06-02 09:24:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:07] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-02 09:24:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:07] [INFO ] Implicit Places using invariants and state equation in 94 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 161 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 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 164 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-13
Stuttering criterion allowed to conclude after 8 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-13 finished in 348 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(G(!p0)) U p1)&&X(G(X(p2)))))'
Support contains 10 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2025-06-02 09:24:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:08] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-02 09:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:08] [INFO ] Implicit Places using invariants and state equation in 83 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 141 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 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 142 ms. Remains : 25/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 220 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p1) p0), (NOT p2), true, p0, (NOT p2)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-14
Entered a terminal (fully accepting) state of product in 55 steps with 10 reset in 1 ms.
FORMULA NQueens-PT-05-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-14 finished in 381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 25/25 transitions.
Applied a total of 0 rules in 12 ms. Remains 26 /26 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2025-06-02 09:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:08] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-06-02 09:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:24:08] [INFO ] Implicit Places using invariants and state equation in 98 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 166 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 25/25 transitions.
Applied a total of 0 rules in 0 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 181 ms. Remains : 24/26 places, 25/25 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-05-LTLFireability-15
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-05-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-05-LTLFireability-15 finished in 278 ms.
All properties solved by simple procedures.
Total runtime 6517 ms.

BK_STOP 1748856248987

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NQueens-PT-05"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is NQueens-PT-05, 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 r142-tall-174876812300284"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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