Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r194-tall-177969914100404.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
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 r194-tall-177969914100404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 7.1K Mar 8 06:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 8 06:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 8 06:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 8 06:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 16 08:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 8 06:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 179K Mar 8 06:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 8 06:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Mar 8 06:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 96K Mar 3 18:30 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 1779770973930

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 202604301425
[2026-05-26 04:49:35] [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]
[2026-05-26 04:49:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 04:49:35] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2026-05-26 04:49:35] [INFO ] Transformed 160 places.
[2026-05-26 04:49:35] [INFO ] Transformed 100 transitions.
[2026-05-26 04:49:35] [INFO ] Found NUPN structural information;
[2026-05-26 04:49:35] [INFO ] Parsed PT model containing 160 places and 100 transitions and 500 arcs in 160 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 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-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-10-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-10-LTLFireability-08 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 22 ms. Remains 58 /158 variables (removed 100) and now considering 100/100 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13816742102620739081.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17300241566615478511.kers'
[2026-05-26 04:49:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13816742102620739081.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17300241566615478511.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 100 rows 58 cols 400 entries
Finished phase 1 with 17 SingleSign rule and 34 generalized
[2026-05-26 04:49:35] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17300241566615478511.kers
Total runtime 1 ms.
[2026-05-26 04:49:35] [INFO ] Implicit Places using invariants in 257 ms returned []
[2026-05-26 04:49:35] [INFO ] Invariant cache hit.
[2026-05-26 04:49:36] [INFO ] Implicit Places using invariants and state equation in 477 ms returned [38, 39, 57]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 772 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 809 ms. Remains : 55/158 places, 100/100 transitions.
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.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8050438693267407020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6746961102252582105.kers'
[2026-05-26 04:49:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8050438693267407020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6746961102252582105.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 100 rows 55 cols 397 entries
Finished phase 1 with 16 SingleSign rule and 35 generalized
[2026-05-26 04:49:36] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6746961102252582105.kers
Total runtime 1 ms.
[2026-05-26 04:49:36] [INFO ] Implicit Places using invariants in 64 ms returned []
[2026-05-26 04:49:36] [INFO ] Invariant cache hit.
[2026-05-26 04:49:38] [INFO ] Implicit Places using invariants and state equation in 2013 ms returned []
Implicit Place search using SMT with State Equation took 2080 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 7ms
Finished structural reductions in LTL mode , in 1 iterations and 2109 ms. Remains : 55/55 places, 100/100 transitions.
Support contains 48 out of 55 places after structural reductions.
[2026-05-26 04:49:38] [INFO ] Flatten gal took : 47 ms
[2026-05-26 04:49:38] [INFO ] Flatten gal took : 15 ms
[2026-05-26 04:49:38] [INFO ] Input system was already deterministic with 100 transitions.
RANDOM walk for 61 steps (6 resets) in 17 ms. (3 steps per ms) remains 0/30 properties
FORMULA NQueens-PT-10-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA NQueens-PT-10-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA NQueens-PT-10-LTLFireability-00 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_1.0.0.202604301425/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 6 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2026-05-26 04:49:39] [INFO ] Invariant cache hit.
[2026-05-26 04:49:39] [INFO ] Implicit Places using invariants in 263 ms returned []
[2026-05-26 04:49:39] [INFO ] Invariant cache hit.
[2026-05-26 04:49:40] [INFO ] Implicit Places using invariants and state equation in 1210 ms returned []
Implicit Place search using SMT with State Equation took 1478 ms to find 0 implicit places.
[2026-05-26 04:49:40] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1495 ms. Remains : 55/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 217 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-01
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-01 finished in 1790 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(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 1 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2026-05-26 04:49:40] [INFO ] Invariant cache hit.
[2026-05-26 04:49:41] [INFO ] Implicit Places using invariants in 224 ms returned []
[2026-05-26 04:49:41] [INFO ] Invariant cache hit.
[2026-05-26 04:49:42] [INFO ] Implicit Places using invariants and state equation in 1514 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1742 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 6 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 1750 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Stuttering acceptance computed with spot in 203 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-03
Entered a terminal (fully accepting) state of product in 19 steps with 6 reset in 3 ms.
FORMULA NQueens-PT-10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-03 finished in 1996 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X(X(X(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.
[2026-05-26 04:49:42] [INFO ] Invariant cache hit.
[2026-05-26 04:49:43] [INFO ] Implicit Places using invariants in 228 ms returned []
[2026-05-26 04:49:43] [INFO ] Invariant cache hit.
[2026-05-26 04:49:44] [INFO ] Implicit Places using invariants and state equation in 1644 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1886 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 1889 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(X(F(p0)))))||p1)))'
Stuttering acceptance computed with spot in 185 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-05
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-05 finished in 2109 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(((!p0&&X(F(!p0)))||G(F(!p0)))) U (X(p2)&&p1)))'
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 3 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2026-05-26 04:49:45] [INFO ] Invariant cache hit.
[2026-05-26 04:49:45] [INFO ] Implicit Places using invariants in 248 ms returned []
[2026-05-26 04:49:45] [INFO ] Invariant cache hit.
[2026-05-26 04:49:46] [INFO ] Implicit Places using invariants and state equation in 1540 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1792 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 1800 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(F(!p0))||(!p0&&X(F(!p0))))) U (X(p2)&&p1)))'
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p1) (NOT p2)), false, p0, (AND p0 p1 (NOT p2)), (NOT p2), (AND p0 p1 (NOT p2))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-07
Stuttering criterion allowed to conclude after 1374 steps with 477 reset in 41 ms.
FORMULA NQueens-PT-10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-07 finished in 2130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(((F(p1)||G(!p2)) U X(p3)))&&p0)))'
Support contains 13 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.
[2026-05-26 04:49:47] [INFO ] Invariant cache hit.
[2026-05-26 04:49:47] [INFO ] Implicit Places using invariants in 202 ms returned []
[2026-05-26 04:49:47] [INFO ] Invariant cache hit.
[2026-05-26 04:49:48] [INFO ] Implicit Places using invariants and state equation in 1208 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1413 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 1418 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(((F(p1)||G(!p2)) U X(p3)))&&p0)))'
Stuttering acceptance computed with spot in 521 ms :[(OR (NOT p0) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p0) (NOT p1) p2) (AND (NOT p1) p2 (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-09
Stuttering criterion allowed to conclude after 149 steps with 25 reset in 3 ms.
FORMULA NQueens-PT-10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-09 finished in 1998 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&G((F(p2)&&p1)))))'
Support contains 14 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.
[2026-05-26 04:49:49] [INFO ] Invariant cache hit.
[2026-05-26 04:49:49] [INFO ] Implicit Places using invariants in 187 ms returned []
[2026-05-26 04:49:49] [INFO ] Invariant cache hit.
[2026-05-26 04:49:51] [INFO ] Implicit Places using invariants and state equation in 1682 ms returned []
Implicit Place search using SMT with State Equation took 1889 ms to find 0 implicit places.
[2026-05-26 04:49:51] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1905 ms. Remains : 55/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&G((F(p2)&&p1)))))'
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : NQueens-PT-10-LTLFireability-10
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-10 finished in 2087 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!p0||G(F((!p0||(X(!p1)&&F((!p2 U (p3||G(!p2)))))))))))'
Support contains 14 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.
[2026-05-26 04:49:51] [INFO ] Invariant cache hit.
[2026-05-26 04:49:51] [INFO ] Implicit Places using invariants in 229 ms returned []
[2026-05-26 04:49:51] [INFO ] Invariant cache hit.
[2026-05-26 04:49:52] [INFO ] Implicit Places using invariants and state equation in 1415 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1648 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 1660 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(((X(p2)&&F((!p3 U (p4||G(!p3)))))||p1)))||p0)))'
Stuttering acceptance computed with spot in 155 ms :[(OR (AND (NOT p0) (NOT p1) p3 (NOT p4)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p4) p3)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-11
Product exploration explored 100000 steps with 30200 reset in 1160 ms.
Product exploration explored 100000 steps with 30210 reset in 1121 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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 15 ms. Proved property starting from automaton with 3 states, 7 edges and 5 AP (stutter insensitive
Knowledge-based reduction took 100 ms.
FORMULA NQueens-PT-10-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-10-LTLFireability-11 finished in 4246 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/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 3 ms. Remains 55 /55 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2026-05-26 04:49:55] [INFO ] Invariant cache hit.
[2026-05-26 04:49:55] [INFO ] Implicit Places using invariants in 253 ms returned []
[2026-05-26 04:49:55] [INFO ] Invariant cache hit.
[2026-05-26 04:49:57] [INFO ] Implicit Places using invariants and state equation in 1576 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1831 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 9 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 1843 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-12
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-10-LTLFireability-12 finished in 1918 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((X(!p1) U ((X(!p1)&&G(p2))||X(G(!p1))))||p0)))'
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.
[2026-05-26 04:49:57] [INFO ] Invariant cache hit.
[2026-05-26 04:49:57] [INFO ] Implicit Places using invariants in 212 ms returned []
[2026-05-26 04:49:57] [INFO ] Invariant cache hit.
[2026-05-26 04:49:59] [INFO ] Implicit Places using invariants and state equation in 1441 ms returned [20]
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 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 1673 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((X(!p1) U ((X(!p1)&&G(p2))||X(G(!p1))))||p0)))'
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-13
Product exploration explored 100000 steps with 29314 reset in 1120 ms.
Product exploration explored 100000 steps with 29291 reset in 1083 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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 4 factoid took 16 ms. Proved property starting from automaton with 3 states, 13 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 78 ms.
FORMULA NQueens-PT-10-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-10-LTLFireability-13 finished in 4137 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(p0) U X((p1&&F(p2))))))))'
Support contains 15 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.
[2026-05-26 04:50:01] [INFO ] Invariant cache hit.
[2026-05-26 04:50:01] [INFO ] Implicit Places using invariants in 196 ms returned []
[2026-05-26 04:50:01] [INFO ] Invariant cache hit.
[2026-05-26 04:50:02] [INFO ] Implicit Places using invariants and state equation in 856 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1055 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 1059 ms. Remains : 54/55 places, 100/100 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(p0) U X((F(p1)&&p2)))))))'
Stuttering acceptance computed with spot in 376 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), true, (NOT p1), (NOT p0)]
Running random walk in product with property : NQueens-PT-10-LTLFireability-15
Entered a terminal (fully accepting) state of product in 5 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 1478 ms.
All properties solved by simple procedures.
Total runtime 27946 ms.

BK_STOP 1779771003394

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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 2-5973"
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 r194-tall-177969914100404"
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 ;