Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812300300.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-10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812300300
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K 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 96K 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-10-LTLFireability-00
FORMULA_NAME NQueens-PT-10-LTLFireability-01
FORMULA_NAME NQueens-PT-10-LTLFireability-02
FORMULA_NAME NQueens-PT-10-LTLFireability-03
FORMULA_NAME NQueens-PT-10-LTLFireability-04
FORMULA_NAME NQueens-PT-10-LTLFireability-05
FORMULA_NAME NQueens-PT-10-LTLFireability-06
FORMULA_NAME NQueens-PT-10-LTLFireability-07
FORMULA_NAME NQueens-PT-10-LTLFireability-08
FORMULA_NAME NQueens-PT-10-LTLFireability-09
FORMULA_NAME NQueens-PT-10-LTLFireability-10
FORMULA_NAME NQueens-PT-10-LTLFireability-11
FORMULA_NAME NQueens-PT-10-LTLFireability-12
FORMULA_NAME NQueens-PT-10-LTLFireability-13
FORMULA_NAME NQueens-PT-10-LTLFireability-14
FORMULA_NAME NQueens-PT-10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748858363857

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-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 09:59:25] [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 09:59:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:59:25] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-06-02 09:59:25] [INFO ] Transformed 160 places.
[2025-06-02 09:59:25] [INFO ] Transformed 100 transitions.
[2025-06-02 09:59:25] [INFO ] Found NUPN structural information;
[2025-06-02 09:59:25] [INFO ] Parsed PT model containing 160 places and 100 transitions and 500 arcs in 158 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-10-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-10-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-10-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 100/100 transitions.
Reduce places removed 100 places and 0 transitions.
Iterating post reduction 0 with 100 rules applied. Total rules applied 100 place count 58 transition count 100
Applied a total of 100 rules in 26 ms. Remains 58 /158 variables (removed 100) and now considering 100/100 (removed 0) transitions.
// Phase 1: matrix 100 rows 58 cols
[2025-06-02 09:59:25] [INFO ] Computed 7 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:25] [INFO ] Implicit Places using invariants in 246 ms returned []
[2025-06-02 09:59:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:26] [INFO ] Implicit Places using invariants and state equation in 670 ms returned [20, 39, 57]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 958 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 55/158 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1000 ms. Remains : 55/158 places, 100/100 transitions.
Support contains 48 out of 55 places after structural reductions.
[2025-06-02 09:59:26] [INFO ] Flatten gal took : 29 ms
[2025-06-02 09:59:26] [INFO ] Flatten gal took : 14 ms
[2025-06-02 09:59:26] [INFO ] Input system was already deterministic with 100 transitions.
Reduction of identical properties reduced properties to check from 28 to 26
RANDOM walk for 32 steps (0 resets) in 13 ms. (2 steps per ms) remains 0/26 properties
FORMULA NQueens-PT-10-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA NQueens-PT-10-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 55 stabilizing places and 100 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 55 transition count 100
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' '!((F((p0 U G(p1)))&&(G(p0) U G((G(X(p2)) U p3)))))'
Support contains 14 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
// Phase 1: matrix 100 rows 55 cols
[2025-06-02 09:59:27] [INFO ] Computed 4 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:27] [INFO ] Implicit Places using invariants in 224 ms returned []
[2025-06-02 09:59:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:28] [INFO ] Implicit Places using invariants and state equation in 1409 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1638 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1644 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 683 ms :[(OR (NOT p3) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p3)), (NOT p3), (OR (NOT p3) (AND (NOT p0) (NOT p2))), (NOT p3), true, (NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA NQueens-PT-10-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-00 finished in 2404 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 6 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:29] [INFO ] Implicit Places using invariants in 264 ms returned []
[2025-06-02 09:59:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:31] [INFO ] Implicit Places using invariants and state equation in 1558 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1828 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 5 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1840 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-01
Product exploration explored 100000 steps with 10690 reset in 754 ms.
Product exploration explored 100000 steps with 10689 reset in 679 ms.
Computed a total of 54 stabilizing places and 100 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 54 transition count 100
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 : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-10-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-10-LTLFireability-01 finished in 3424 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)||F(G(p1))))||(!p2 U (G(!p2)||(!p2&&G(!p1))))))'
Support contains 11 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:33] [INFO ] Implicit Places using invariants in 239 ms returned []
[2025-06-02 09:59:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:34] [INFO ] Implicit Places using invariants and state equation in 1616 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1859 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1863 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 380 ms :[(AND p2 (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), false, (AND (NOT p0) p2 (NOT p1)), (NOT p1), false, false, false, (AND (NOT p1) p2)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-02
Stuttering criterion allowed to conclude after 28 steps with 2 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-02 finished in 2264 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 U !p1))&&X(!(X(p0) U !p2))))'
Support contains 10 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:35] [INFO ] Implicit Places using invariants in 236 ms returned []
[2025-06-02 09:59:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:36] [INFO ] Implicit Places using invariants and state equation in 1492 ms returned []
Implicit Place search using SMT with State Equation took 1732 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Finished structural reductions in LTL mode , in 1 iterations and 1737 ms. Remains : 55/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p2) p0), (OR (NOT p2) p1), (OR p1 (AND p0 (NOT p2))), true, (OR (NOT p2) p1)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-03 finished in 1965 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(p0) U p1) U G(p2))&&(p2 U p1)&&F(p3)))'
Support contains 15 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 4 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:37] [INFO ] Implicit Places using invariants in 218 ms returned []
[2025-06-02 09:59:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:39] [INFO ] Implicit Places using invariants and state equation in 1643 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1866 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1873 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 318 ms :[(OR (NOT p2) (NOT p1) (NOT p3)), true, (NOT p2), (NOT p1), (NOT p3), (AND (NOT p0) (NOT p2) p1), (NOT p0), (NOT p1)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-04
Stuttering criterion allowed to conclude after 13 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-04 finished in 2219 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:39] [INFO ] Implicit Places using invariants in 259 ms returned []
[2025-06-02 09:59:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:41] [INFO ] Implicit Places using invariants and state equation in 1690 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1954 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1958 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-05 finished in 2102 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(F(((p0 U p1)&&(p0 U p2)&&(p3 U p4))))))'
Support contains 18 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:41] [INFO ] Implicit Places using invariants in 199 ms returned []
[2025-06-02 09:59:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:42] [INFO ] Implicit Places using invariants and state equation in 874 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1077 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1083 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 350 ms :[(OR (NOT p4) (NOT p1) (NOT p2)), (OR (NOT p4) (NOT p1) (NOT p2)), (OR (NOT p4) (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p4)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-07
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-07 finished in 1462 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)&&F(p1))))'
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:43] [INFO ] Implicit Places using invariants in 243 ms returned []
[2025-06-02 09:59:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:44] [INFO ] Implicit Places using invariants and state equation in 1148 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1398 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1404 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 167 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-08
Stuttering criterion allowed to conclude after 11 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-08 finished in 1585 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||G(p1)))))'
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:44] [INFO ] Implicit Places using invariants in 239 ms returned []
[2025-06-02 09:59:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:46] [INFO ] Implicit Places using invariants and state equation in 1390 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1633 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 6 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1642 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-09
Product exploration explored 100000 steps with 10688 reset in 651 ms.
Product exploration explored 100000 steps with 10685 reset in 638 ms.
Computed a total of 54 stabilizing places and 100 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 54 transition count 100
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) p0), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 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-10-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-10-LTLFireability-09 finished in 3084 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:47] [INFO ] Implicit Places using invariants in 242 ms returned []
[2025-06-02 09:59:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:49] [INFO ] Implicit Places using invariants and state equation in 1500 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1746 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 6 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1759 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-10
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-10 finished in 1832 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(p0)&&X(F(p1))))'
Support contains 7 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-02 09:59:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:49] [INFO ] Implicit Places using invariants in 244 ms returned []
[2025-06-02 09:59:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:59:51] [INFO ] Implicit Places using invariants and state equation in 1420 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1669 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/55 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1672 ms. Remains : 54/55 places, 100/100 transitions.
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-15
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-10-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-15 finished in 1784 ms.
All properties solved by simple procedures.
Total runtime 26205 ms.

BK_STOP 1748858391573

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NQueens-PT-10"
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-10, 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-174876812300300"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-10.tgz
mv NQueens-PT-10 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 ;