About the Execution of ITS-Tools for NQueens-PT-08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 397.159 | 11561.00 | 18122.00 | 140.20 | TFFFFTTFFFFTFFFF | 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-177969914100395.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-08, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914100395
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 7.3K Mar 8 06:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 8 06:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 8 06:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 8 06:29 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 3.4K Mar 16 08:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K 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 20K Mar 8 06:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 220K Mar 8 06:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 8 06:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K Mar 8 06:29 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 65K 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-08-LTLCardinality-00
FORMULA_NAME NQueens-PT-08-LTLCardinality-01
FORMULA_NAME NQueens-PT-08-LTLCardinality-02
FORMULA_NAME NQueens-PT-08-LTLCardinality-03
FORMULA_NAME NQueens-PT-08-LTLCardinality-04
FORMULA_NAME NQueens-PT-08-LTLCardinality-05
FORMULA_NAME NQueens-PT-08-LTLCardinality-06
FORMULA_NAME NQueens-PT-08-LTLCardinality-07
FORMULA_NAME NQueens-PT-08-LTLCardinality-08
FORMULA_NAME NQueens-PT-08-LTLCardinality-09
FORMULA_NAME NQueens-PT-08-LTLCardinality-10
FORMULA_NAME NQueens-PT-08-LTLCardinality-11
FORMULA_NAME NQueens-PT-08-LTLCardinality-12
FORMULA_NAME NQueens-PT-08-LTLCardinality-13
FORMULA_NAME NQueens-PT-08-LTLCardinality-14
FORMULA_NAME NQueens-PT-08-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779770868076
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-08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-26 04:47:49] [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 04:47:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 04:47:49] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2026-05-26 04:47:49] [INFO ] Transformed 112 places.
[2026-05-26 04:47:49] [INFO ] Transformed 64 transitions.
[2026-05-26 04:47:49] [INFO ] Found NUPN structural information;
[2026-05-26 04:47:49] [INFO ] Parsed PT model containing 112 places and 64 transitions and 320 arcs in 153 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-08-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-08-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 64/64 transitions.
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 61 transition count 64
Applied a total of 49 rules in 14 ms. Remains 61 /110 variables (removed 49) and now considering 64/64 (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-13677905787767923995.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3513556729624768804.kers'
[2026-05-26 04:47:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13677905787767923995.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3513556729624768804.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 60 cols 270 entries
Finished phase 1 with 27 SingleSign rule and 26 generalized
[2026-05-26 04:47:49] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3513556729624768804.kers
Total runtime 1 ms.
[2026-05-26 04:47:50] [INFO ] Implicit Places using invariants in 438 ms returned []
[2026-05-26 04:47:50] [INFO ] Invariant cache hit.
[2026-05-26 04:47:50] [INFO ] Implicit Places using invariants and state equation in 585 ms returned [31, 45, 60]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1068 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 58/110 places, 64/64 transitions.
Applied a total of 0 rules in 3 ms. Remains 58 /58 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1101 ms. Remains : 58/110 places, 64/64 transitions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 64/64 (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-9164362308435278767.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14377573110786316156.kers'
[2026-05-26 04:47:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9164362308435278767.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14377573110786316156.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 57 cols 267 entries
Finished phase 1 with 29 SingleSign rule and 24 generalized
[2026-05-26 04:47:50] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14377573110786316156.kers
Total runtime 1 ms.
[2026-05-26 04:47:50] [INFO ] Implicit Places using invariants in 175 ms returned []
[2026-05-26 04:47:50] [INFO ] Invariant cache hit.
[2026-05-26 04:47:51] [INFO ] Implicit Places using invariants and state equation in 357 ms returned []
Implicit Place search using SMT with State Equation took 535 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 559 ms. Remains : 58/58 places, 64/64 transitions.
Support contains 26 out of 58 places after structural reductions.
[2026-05-26 04:47:51] [INFO ] Flatten gal took : 27 ms
[2026-05-26 04:47:51] [INFO ] Flatten gal took : 12 ms
[2026-05-26 04:47:51] [INFO ] Input system was already deterministic with 64 transitions.
Reduction of identical properties reduced properties to check from 16 to 15
RANDOM walk for 2325 steps (303 resets) in 139 ms. (16 steps per ms) remains 0/15 properties
FORMULA NQueens-PT-08-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA NQueens-PT-08-LTLCardinality-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 58 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 58 transition count 64
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(F(p0)) U (G(!p0)||(!p0&&F(G(p1))))))'
Support contains 3 out of 58 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Graph (complete) has 60 edges and 58 vertex of which 45 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.1 ms
Discarding 13 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 45 /58 variables (removed 13) and now considering 64/64 (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-2344595238538750636.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15461125614438074322.kers'
[2026-05-26 04:47:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2344595238538750636.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15461125614438074322.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 45 cols 255 entries
Finished phase 1 with 17 SingleSign rule and 24 generalized
[2026-05-26 04:47:51] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15461125614438074322.kers
Total runtime 1 ms.
[2026-05-26 04:47:51] [INFO ] Implicit Places using invariants in 161 ms returned []
[2026-05-26 04:47:51] [INFO ] Invariant cache hit.
[2026-05-26 04:47:52] [INFO ] Implicit Places using invariants and state equation in 580 ms returned []
Implicit Place search using SMT with State Equation took 745 ms to find 0 implicit places.
[2026-05-26 04:47:52] [INFO ] Redundant transitions in 3 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_LTL mode, iteration 1 : 45/58 places, 64/64 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 763 ms. Remains : 45/58 places, 64/64 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)) U (G(!p0)||(!p0&&F(G(p1))))))'
Stuttering acceptance computed with spot in 268 ms :[p0, (NOT p0), (AND p0 (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-02
Stuttering criterion allowed to conclude after 552 steps with 190 reset in 14 ms.
FORMULA NQueens-PT-08-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-02 finished in 1120 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)))'
Support contains 4 out of 58 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Graph (complete) has 60 edges and 58 vertex of which 47 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 47 /58 variables (removed 11) and now considering 64/64 (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-13832717453022459464.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17051790082659870993.kers'
[2026-05-26 04:47:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13832717453022459464.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17051790082659870993.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 47 cols 257 entries
Finished phase 1 with 17 SingleSign rule and 26 generalized
[2026-05-26 04:47:52] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17051790082659870993.kers
Total runtime 1 ms.
[2026-05-26 04:47:53] [INFO ] Implicit Places using invariants in 142 ms returned []
[2026-05-26 04:47:53] [INFO ] Invariant cache hit.
[2026-05-26 04:47:53] [INFO ] Implicit Places using invariants and state equation in 503 ms returned [33]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 650 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/58 places, 64/64 transitions.
Applied a total of 0 rules in 4 ms. Remains 46 /46 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 661 ms. Remains : 46/58 places, 64/64 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 129 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-04
Stuttering criterion allowed to conclude after 669 steps with 88 reset in 8 ms.
FORMULA NQueens-PT-08-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-04 finished in 823 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))'
Support contains 3 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 45 transition count 64
Applied a total of 13 rules in 1 ms. Remains 45 /58 variables (removed 13) and now considering 64/64 (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-10415104981033457859.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5737504448455648722.kers'
[2026-05-26 04:47:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10415104981033457859.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5737504448455648722.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 45 cols 255 entries
Finished phase 1 with 18 SingleSign rule and 23 generalized
[2026-05-26 04:47:53] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5737504448455648722.kers
Total runtime 1 ms.
[2026-05-26 04:47:53] [INFO ] Implicit Places using invariants in 150 ms returned []
[2026-05-26 04:47:53] [INFO ] Invariant cache hit.
[2026-05-26 04:47:54] [INFO ] Implicit Places using invariants and state equation in 456 ms returned [31]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 610 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/58 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 613 ms. Remains : 44/58 places, 64/64 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))'
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 692 ms.
Product exploration explored 100000 steps with 50000 reset in 711 ms.
Computed a total of 44 stabilizing places and 64 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 44 transition count 64
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 3 factoid took 20 ms. Proved property starting from automaton with 3 states, 3 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 84 ms.
FORMULA NQueens-PT-08-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-08-LTLCardinality-05 finished in 2221 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(!p0))&&(!p1||F(G(!p1)))) U (G((X(X(!p0))&&(!p1||F(G(!p1)))))||(!p2&&X(X(!p0))&&(!p1||F(G(!p1))))))))'
Support contains 6 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 47 transition count 64
Applied a total of 11 rules in 3 ms. Remains 47 /58 variables (removed 11) and now considering 64/64 (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-9336737445181719953.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7782922610878595909.kers'
[2026-05-26 04:47:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9336737445181719953.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7782922610878595909.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 46 cols 256 entries
Finished phase 1 with 15 SingleSign rule and 27 generalized
[2026-05-26 04:47:55] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7782922610878595909.kers
Total runtime 1 ms.
[2026-05-26 04:47:56] [INFO ] Implicit Places using invariants in 158 ms returned []
[2026-05-26 04:47:56] [INFO ] Invariant cache hit.
[2026-05-26 04:47:56] [INFO ] Implicit Places using invariants and state equation in 527 ms returned [33]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 688 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/58 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 46 /46 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 694 ms. Remains : 46/58 places, 64/64 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(!p0))&&(!p1||F(G(!p1)))) U (G((X(X(!p0))&&(!p1||F(G(!p1)))))||(!p2&&X(X(!p0))&&(!p1||F(G(!p1))))))))'
Stuttering acceptance computed with spot in 217 ms :[(OR p1 p0), (OR p1 p0), p0, p1, p0, true]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-08-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-08 finished in 962 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(G(p0)))'
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 43 transition count 64
Applied a total of 15 rules in 2 ms. Remains 43 /58 variables (removed 15) and now considering 64/64 (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-2271655592108904304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7661123596286291302.kers'
[2026-05-26 04:47:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2271655592108904304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7661123596286291302.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 43 cols 253 entries
Finished phase 1 with 11 SingleSign rule and 28 generalized
[2026-05-26 04:47:56] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7661123596286291302.kers
Total runtime 1 ms.
[2026-05-26 04:47:57] [INFO ] Implicit Places using invariants in 145 ms returned []
[2026-05-26 04:47:57] [INFO ] Invariant cache hit.
[2026-05-26 04:47:57] [INFO ] Implicit Places using invariants and state equation in 391 ms returned [29]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 540 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/58 places, 64/64 transitions.
Applied a total of 0 rules in 3 ms. Remains 42 /42 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 545 ms. Remains : 42/58 places, 64/64 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(G(p0)))'
Stuttering acceptance computed with spot in 92 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 11 steps with 1 reset in 0 ms.
FORMULA NQueens-PT-08-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-09 finished in 671 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 58 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Graph (complete) has 60 edges and 58 vertex of which 44 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.1 ms
Discarding 14 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 44 /58 variables (removed 14) and now considering 64/64 (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-2746322630041904977.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9473834072480869395.kers'
[2026-05-26 04:47:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2746322630041904977.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9473834072480869395.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 44 cols 254 entries
Finished phase 1 with 13 SingleSign rule and 27 generalized
[2026-05-26 04:47:57] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9473834072480869395.kers
Total runtime 2 ms.
[2026-05-26 04:47:57] [INFO ] Implicit Places using invariants in 147 ms returned []
[2026-05-26 04:47:57] [INFO ] Invariant cache hit.
[2026-05-26 04:47:58] [INFO ] Implicit Places using invariants and state equation in 512 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 662 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/58 places, 64/64 transitions.
Applied a total of 0 rules in 4 ms. Remains 43 /43 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 670 ms. Remains : 43/58 places, 64/64 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 40 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-14
Stuttering criterion allowed to conclude after 1261 steps with 166 reset in 19 ms.
FORMULA NQueens-PT-08-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-14 finished in 758 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((!p0&&F(p1))))) U ((X(X(X((!p0&&F(p1)))))&&(F(p0)||X(p1)))||X(X(X(G((!p0&&F(p1)))))))))'
Support contains 3 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 64/64 transitions.
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 44 transition count 64
Applied a total of 14 rules in 2 ms. Remains 44 /58 variables (removed 14) and now considering 64/64 (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-13637989398590974698.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15773004554230030768.kers'
[2026-05-26 04:47:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13637989398590974698.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15773004554230030768.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 44 cols 254 entries
Finished phase 1 with 15 SingleSign rule and 25 generalized
[2026-05-26 04:47:58] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15773004554230030768.kers
Total runtime 2 ms.
[2026-05-26 04:47:58] [INFO ] Implicit Places using invariants in 139 ms returned []
[2026-05-26 04:47:58] [INFO ] Invariant cache hit.
[2026-05-26 04:47:58] [INFO ] Implicit Places using invariants and state equation in 389 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 545 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/58 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 548 ms. Remains : 43/58 places, 64/64 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((!p0&&F(p1))))) U (X(X(X(G((!p0&&F(p1))))))||(X(X(X((!p0&&F(p1)))))&&(F(p0)||X(p1))))))'
Stuttering acceptance computed with spot in 369 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), true, (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-08-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-08-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-08-LTLCardinality-15 finished in 978 ms.
All properties solved by simple procedures.
Total runtime 10035 ms.
BK_STOP 1779770879637
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ 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-08"
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-08, 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-177969914100395"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-08.tgz
mv NQueens-PT-08 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 ;