About the Execution of ITS-Tools for NQueens-PT-12
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 385.331 | 67664.00 | 76445.00 | 1560.10 | FFFFFTFTFTTFTFFF | normal |
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-177969914100411.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-12, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914100411
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 7.8K Mar 8 06:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Mar 8 06:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 8 06:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K 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 3.9K Mar 16 08:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 16 08:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 16 08:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 8 06:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K Mar 8 06:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 8 06:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K 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 134K 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-12-LTLCardinality-00
FORMULA_NAME NQueens-PT-12-LTLCardinality-01
FORMULA_NAME NQueens-PT-12-LTLCardinality-02
FORMULA_NAME NQueens-PT-12-LTLCardinality-03
FORMULA_NAME NQueens-PT-12-LTLCardinality-04
FORMULA_NAME NQueens-PT-12-LTLCardinality-05
FORMULA_NAME NQueens-PT-12-LTLCardinality-06
FORMULA_NAME NQueens-PT-12-LTLCardinality-07
FORMULA_NAME NQueens-PT-12-LTLCardinality-08
FORMULA_NAME NQueens-PT-12-LTLCardinality-09
FORMULA_NAME NQueens-PT-12-LTLCardinality-10
FORMULA_NAME NQueens-PT-12-LTLCardinality-11
FORMULA_NAME NQueens-PT-12-LTLCardinality-12
FORMULA_NAME NQueens-PT-12-LTLCardinality-13
FORMULA_NAME NQueens-PT-12-LTLCardinality-14
FORMULA_NAME NQueens-PT-12-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779771628993
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NQueens-PT-12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-26 05:00:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 05:00:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 05:00:30] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2026-05-26 05:00:30] [INFO ] Transformed 216 places.
[2026-05-26 05:00:30] [INFO ] Transformed 144 transitions.
[2026-05-26 05:00:30] [INFO ] Found NUPN structural information;
[2026-05-26 05:00:30] [INFO ] Parsed PT model containing 216 places and 144 transitions and 720 arcs in 174 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-12-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-12-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 214 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 214/214 places, 144/144 transitions.
Reduce places removed 123 places and 0 transitions.
Iterating post reduction 0 with 123 rules applied. Total rules applied 123 place count 91 transition count 144
Applied a total of 123 rules in 15 ms. Remains 91 /214 variables (removed 123) and now considering 144/144 (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-1531369992367097273.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10087361971208421680.kers'
[2026-05-26 05:00:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1531369992367097273.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10087361971208421680.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 91 cols 597 entries
Finished phase 1 with 40 SingleSign rule and 44 generalized
[2026-05-26 05:00:30] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10087361971208421680.kers
Total runtime 4 ms.
[2026-05-26 05:00:31] [INFO ] Implicit Places using invariants in 1066 ms returned []
[2026-05-26 05:00:31] [INFO ] Invariant cache hit.
[2026-05-26 05:00:35] [INFO ] Implicit Places using invariants and state equation in 3978 ms returned [45, 68, 90]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 5095 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 88/214 places, 144/144 transitions.
Applied a total of 0 rules in 3 ms. Remains 88 /88 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5135 ms. Remains : 88/214 places, 144/144 transitions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Applied a total of 0 rules in 2 ms. Remains 88 /88 variables (removed 0) and now considering 144/144 (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-2925410755030063506.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16869356374406761631.kers'
[2026-05-26 05:00:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2925410755030063506.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16869356374406761631.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 88 cols 594 entries
Finished phase 1 with 41 SingleSign rule and 43 generalized
[2026-05-26 05:00:35] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16869356374406761631.kers
Total runtime 3 ms.
[2026-05-26 05:00:36] [INFO ] Implicit Places using invariants in 431 ms returned []
[2026-05-26 05:00:36] [INFO ] Invariant cache hit.
[2026-05-26 05:00:53] [INFO ] Implicit Places using invariants and state equation in 17286 ms returned []
Implicit Place search using SMT with State Equation took 17732 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Finished structural reductions in LTL mode , in 1 iterations and 17762 ms. Remains : 88/88 places, 144/144 transitions.
Support contains 35 out of 88 places after structural reductions.
[2026-05-26 05:00:53] [INFO ] Flatten gal took : 51 ms
[2026-05-26 05:00:53] [INFO ] Flatten gal took : 16 ms
[2026-05-26 05:00:53] [INFO ] Input system was already deterministic with 144 transitions.
Reduction of identical properties reduced properties to check from 27 to 24
RANDOM walk for 10177 steps (909 resets) in 561 ms. (18 steps per ms) remains 0/24 properties
FORMULA NQueens-PT-12-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 88 stabilizing places and 144 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 88 transition count 144
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' '!(X((X((X(G((p1||G(p2))))&&p0))&&(p3||G(p4)))))'
Support contains 7 out of 88 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 71 transition count 144
Applied a total of 17 rules in 2 ms. Remains 71 /88 variables (removed 17) and now considering 144/144 (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-18299553018693822082.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3622591069195370498.kers'
[2026-05-26 05:00:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18299553018693822082.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3622591069195370498.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 71 cols 577 entries
Finished phase 1 with 32 SingleSign rule and 35 generalized
[2026-05-26 05:00:54] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3622591069195370498.kers
Total runtime 3 ms.
[2026-05-26 05:00:54] [INFO ] Implicit Places using invariants in 462 ms returned []
[2026-05-26 05:00:54] [INFO ] Invariant cache hit.
[2026-05-26 05:01:00] [INFO ] Implicit Places using invariants and state equation in 5327 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 5795 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 70/88 places, 144/144 transitions.
Applied a total of 0 rules in 5 ms. Remains 70 /70 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5803 ms. Remains : 70/88 places, 144/144 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((p1||G(p2))))&&p0))&&(p3||G(p4)))))'
Stuttering acceptance computed with spot in 445 ms :[(OR (NOT p0) (AND (NOT p3) (NOT p4)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p3) (NOT p4)) (AND (NOT p1) (NOT p2))), true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p4), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-12-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-04 finished in 6335 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 2 out of 88 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Graph (complete) has 84 edges and 88 vertex of which 69 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.1 ms
Discarding 19 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-2494002667830193027.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17728376714719423070.kers'
[2026-05-26 05:01:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2494002667830193027.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17728376714719423070.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 29 SingleSign rule and 36 generalized
[2026-05-26 05:01:00] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17728376714719423070.kers
Total runtime 2 ms.
[2026-05-26 05:01:01] [INFO ] Implicit Places using invariants in 468 ms returned []
[2026-05-26 05:01:01] [INFO ] Invariant cache hit.
[2026-05-26 05:01:06] [INFO ] Implicit Places using invariants and state equation in 4960 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 5430 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 68/88 places, 144/144 transitions.
Applied a total of 0 rules in 12 ms. Remains 68 /68 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5453 ms. Remains : 68/88 places, 144/144 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 36 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-06
Stuttering criterion allowed to conclude after 88 steps with 7 reset in 6 ms.
FORMULA NQueens-PT-12-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-06 finished in 5524 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))&&F((G(F((!p1&&X(!p1))))||(F((!p1&&X(!p1)))&&X(!p2))))))'
Support contains 5 out of 88 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 69 transition count 144
Applied a total of 19 rules in 3 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-12076912183555807052.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2171611558397154977.kers'
[2026-05-26 05:01:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12076912183555807052.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2171611558397154977.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 30 SingleSign rule and 35 generalized
[2026-05-26 05:01:06] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2171611558397154977.kers
Total runtime 2 ms.
[2026-05-26 05:01:06] [INFO ] Implicit Places using invariants in 464 ms returned []
[2026-05-26 05:01:06] [INFO ] Invariant cache hit.
[2026-05-26 05:01:11] [INFO ] Implicit Places using invariants and state equation in 4578 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 5069 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/88 places, 144/144 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5075 ms. Remains : 68/88 places, 144/144 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))&&F((G(F((X(p2)&&p1)))||(F((X(p2)&&p3))&&X(p4))))))'
Stuttering acceptance computed with spot in 428 ms :[(OR (NOT p0) (NOT p2) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p4))), (NOT p0), (OR (NOT p2) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p1) (NOT p4)) (AND (NOT p2) (NOT p4))), (OR (NOT p2) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p1) (NOT p4)) (AND (NOT p2) (NOT p4))), (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p4))]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-08
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-12-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-08 finished in 5557 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(F(p0))&&((p1 U p2)||X((p3&&F(p4))))))'
Support contains 9 out of 88 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 71 transition count 144
Applied a total of 17 rules in 2 ms. Remains 71 /88 variables (removed 17) and now considering 144/144 (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-12186135662095742291.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-21369135999987499.kers'
[2026-05-26 05:01:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12186135662095742291.kers, --Pflows, --basisKERS=/tmp/petrispot-output-21369135999987499.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 71 cols 577 entries
Finished phase 1 with 25 SingleSign rule and 42 generalized
[2026-05-26 05:01:11] [INFO ] Computed 4 invariants in 4 ms
Computed 4 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-21369135999987499.kers
Total runtime 5 ms.
[2026-05-26 05:01:12] [INFO ] Implicit Places using invariants in 438 ms returned []
[2026-05-26 05:01:12] [INFO ] Invariant cache hit.
[2026-05-26 05:01:15] [INFO ] Implicit Places using invariants and state equation in 2981 ms returned [49]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3433 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 70/88 places, 144/144 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3437 ms. Remains : 70/88 places, 144/144 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(F(p0))&&((p1 U p2)||X((p3&&F(p4))))))'
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (NOT p0), (OR (NOT p3) (NOT p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), true, (NOT p4), (NOT p2), (AND (NOT p2) (NOT p4))]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-09
Product exploration explored 100000 steps with 50000 reset in 1580 ms.
Product exploration explored 100000 steps with 50000 reset in 1500 ms.
Computed a total of 70 stabilizing places and 144 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 70 transition count 144
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 16 factoid took 15 ms. Proved property starting from automaton with 8 states, 16 edges and 5 AP (stutter sensitive
Knowledge-based reduction took 139 ms.
FORMULA NQueens-PT-12-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-12-LTLCardinality-09 finished in 6990 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((F(p0)&&F(G(p1)))))'
Support contains 3 out of 88 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Graph (complete) has 84 edges and 88 vertex of which 69 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.0 ms
Discarding 19 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-8749937243630382254.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7781668014150558821.kers'
[2026-05-26 05:01:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8749937243630382254.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7781668014150558821.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 26 SingleSign rule and 39 generalized
[2026-05-26 05:01:18] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7781668014150558821.kers
Total runtime 2 ms.
[2026-05-26 05:01:19] [INFO ] Implicit Places using invariants in 476 ms returned []
[2026-05-26 05:01:19] [INFO ] Invariant cache hit.
[2026-05-26 05:01:22] [INFO ] Implicit Places using invariants and state equation in 3829 ms returned []
Implicit Place search using SMT with State Equation took 4317 ms to find 0 implicit places.
[2026-05-26 05:01:23] [INFO ] Redundant transitions in 8 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Starting structural reductions in SI_LTL mode, iteration 1 : 69/88 places, 144/144 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4344 ms. Remains : 69/88 places, 144/144 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-11
Stuttering criterion allowed to conclude after 21 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-12-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-11 finished in 4497 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(p0))&&(G(F(!p1))||(F(!p1)&&F(!p2)))))'
Support contains 4 out of 88 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 69 transition count 144
Applied a total of 19 rules in 4 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-13128429940575727226.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10845386372432459438.kers'
[2026-05-26 05:01:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13128429940575727226.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10845386372432459438.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 29 SingleSign rule and 36 generalized
[2026-05-26 05:01:23] [INFO ] Computed 4 invariants in 4 ms
Computed 4 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10845386372432459438.kers
Total runtime 5 ms.
[2026-05-26 05:01:23] [INFO ] Implicit Places using invariants in 443 ms returned []
[2026-05-26 05:01:23] [INFO ] Invariant cache hit.
[2026-05-26 05:01:29] [INFO ] Implicit Places using invariants and state equation in 5589 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 6036 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/88 places, 144/144 transitions.
Applied a total of 0 rules in 5 ms. Remains 68 /68 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 6045 ms. Remains : 68/88 places, 144/144 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(p0))&&(G(F(p1))||(F(p1)&&F(p2)))))'
Stuttering acceptance computed with spot in 276 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p0), true, (AND (NOT p1) (NOT p2))]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-12-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-13 finished in 6359 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(F((X((p0||G(p1)))||(G(p3)&&p2)))))'
Support contains 5 out of 88 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 69 transition count 144
Applied a total of 19 rules in 3 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-4706820296739344002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10907656592709452726.kers'
[2026-05-26 05:01:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4706820296739344002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10907656592709452726.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 27 SingleSign rule and 38 generalized
[2026-05-26 05:01:29] [INFO ] Computed 4 invariants in 3 ms
Computed 4 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10907656592709452726.kers
Total runtime 4 ms.
[2026-05-26 05:01:29] [INFO ] Implicit Places using invariants in 455 ms returned []
[2026-05-26 05:01:29] [INFO ] Invariant cache hit.
[2026-05-26 05:01:32] [INFO ] Implicit Places using invariants and state equation in 2023 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2487 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/88 places, 144/144 transitions.
Applied a total of 0 rules in 2 ms. Remains 68 /68 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2492 ms. Remains : 68/88 places, 144/144 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(F((X((p0||G(p1)))||(G(p3)&&p2)))))'
Stuttering acceptance computed with spot in 198 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-14
Stuttering criterion allowed to conclude after 454 steps with 148 reset in 21 ms.
FORMULA NQueens-PT-12-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-14 finished in 2759 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(F(((G(p1)&&X(p2))||p0))))'
Support contains 3 out of 88 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 88/88 places, 144/144 transitions.
Graph (complete) has 84 edges and 88 vertex of which 69 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.1 ms
Discarding 19 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 69 /88 variables (removed 19) and now considering 144/144 (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-17702385890399556723.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8793048373212726798.kers'
[2026-05-26 05:01:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17702385890399556723.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8793048373212726798.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 144 rows 69 cols 575 entries
Finished phase 1 with 24 SingleSign rule and 41 generalized
[2026-05-26 05:01:32] [INFO ] Computed 4 invariants in 3 ms
Computed 4 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-8793048373212726798.kers
Total runtime 3 ms.
[2026-05-26 05:01:32] [INFO ] Implicit Places using invariants in 504 ms returned []
[2026-05-26 05:01:32] [INFO ] Invariant cache hit.
[2026-05-26 05:01:36] [INFO ] Implicit Places using invariants and state equation in 3280 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3787 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 68/88 places, 144/144 transitions.
Applied a total of 0 rules in 5 ms. Remains 68 /68 variables (removed 0) and now considering 144/144 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3797 ms. Remains : 68/88 places, 144/144 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(((G(p1)&&X(p2))||p0))))'
Stuttering acceptance computed with spot in 180 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : NQueens-PT-12-LTLCardinality-15
Stuttering criterion allowed to conclude after 242 steps with 21 reset in 6 ms.
FORMULA NQueens-PT-12-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-12-LTLCardinality-15 finished in 4022 ms.
All properties solved by simple procedures.
Total runtime 66137 ms.
BK_STOP 1779771696657
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-12"
export BK_EXAMINATION="LTLCardinality"
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-12, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-tall-177969914100411"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-12.tgz
mv NQueens-PT-12 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;