About the Execution of ITS-Tools for NQueens-PT-25
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 436.188 | 2589595.00 | 2618236.00 | 23012.10 | FFFFFFFFFTFFFFFF | 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-177969914100436.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-25, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914100436
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1020K
-rw-r--r-- 1 mcc users 7.3K Mar 8 06:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 8 06:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 8 06:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 8 06:31 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 4.0K Mar 16 08:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 16 08:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 16 08:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 16 08:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 8 06:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K Mar 8 06:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 8 06:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Mar 8 06:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:20 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 534K 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-25-LTLFireability-00
FORMULA_NAME NQueens-PT-25-LTLFireability-01
FORMULA_NAME NQueens-PT-25-LTLFireability-02
FORMULA_NAME NQueens-PT-25-LTLFireability-03
FORMULA_NAME NQueens-PT-25-LTLFireability-04
FORMULA_NAME NQueens-PT-25-LTLFireability-05
FORMULA_NAME NQueens-PT-25-LTLFireability-06
FORMULA_NAME NQueens-PT-25-LTLFireability-07
FORMULA_NAME NQueens-PT-25-LTLFireability-08
FORMULA_NAME NQueens-PT-25-LTLFireability-09
FORMULA_NAME NQueens-PT-25-LTLFireability-10
FORMULA_NAME NQueens-PT-25-LTLFireability-11
FORMULA_NAME NQueens-PT-25-LTLFireability-12
FORMULA_NAME NQueens-PT-25-LTLFireability-13
FORMULA_NAME NQueens-PT-25-LTLFireability-14
FORMULA_NAME NQueens-PT-25-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779778363988
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-25
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 06:52:45] [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 06:52:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 06:52:45] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2026-05-26 06:52:45] [INFO ] Transformed 775 places.
[2026-05-26 06:52:45] [INFO ] Transformed 625 transitions.
[2026-05-26 06:52:45] [INFO ] Found NUPN structural information;
[2026-05-26 06:52:45] [INFO ] Parsed PT model containing 775 places and 625 transitions and 3125 arcs in 226 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-25-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-25-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 88 out of 773 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 773/773 places, 625/625 transitions.
Reduce places removed 625 places and 0 transitions.
Iterating post reduction 0 with 625 rules applied. Total rules applied 625 place count 148 transition count 625
Applied a total of 625 rules in 23 ms. Remains 148 /773 variables (removed 625) and now considering 625/625 (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-15235180399725995872.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3681847718757054142.kers'
[2026-05-26 06:52:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15235180399725995872.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3681847718757054142.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 625 rows 148 cols 2500 entries
Finished phase 1 with 53 SingleSign rule and 88 generalized
[2026-05-26 06:52:45] [INFO ] Computed 7 invariants in 22 ms
Computed 7 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-3681847718757054142.kers
Total runtime 23 ms.
[2026-05-26 06:52:50] [INFO ] Implicit Places using invariants in 4542 ms returned []
[2026-05-26 06:52:50] [INFO ] Invariant cache hit.
[2026-05-26 06:55:30] [INFO ] Implicit Places using invariants and state equation in 160013 ms returned []
Implicit Place search using SMT with State Equation took 164592 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Starting structural reductions in LTL mode, iteration 1 : 148/773 places, 625/625 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 164647 ms. Remains : 148/773 places, 625/625 transitions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 3 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 06:55:30] [INFO ] Invariant cache hit.
[2026-05-26 06:55:34] [INFO ] Implicit Places using invariants in 4223 ms returned []
[2026-05-26 06:55:34] [INFO ] Invariant cache hit.
[2026-05-26 06:58:14] [INFO ] Implicit Places using invariants and state equation in 160027 ms returned []
Implicit Place search using SMT with State Equation took 164256 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 164260 ms. Remains : 148/148 places, 625/625 transitions.
Support contains 88 out of 148 places after structural reductions.
[2026-05-26 06:58:14] [INFO ] Flatten gal took : 83 ms
[2026-05-26 06:58:14] [INFO ] Flatten gal took : 48 ms
[2026-05-26 06:58:14] [INFO ] Input system was already deterministic with 625 transitions.
Reduction of identical properties reduced properties to check from 38 to 36
RANDOM walk for 76 steps (0 resets) in 62 ms. (1 steps per ms) remains 0/36 properties
FORMULA NQueens-PT-25-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 148 stabilizing places and 625 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 148 transition count 625
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 (X(p1)&&F(!p2)))))'
Support contains 12 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 10 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 06:58:15] [INFO ] Invariant cache hit.
[2026-05-26 06:58:27] [INFO ] Implicit Places using invariants in 12185 ms returned []
[2026-05-26 06:58:27] [INFO ] Invariant cache hit.
[2026-05-26 07:01:07] [INFO ] Implicit Places using invariants and state equation in 160006 ms returned []
Implicit Place search using SMT with State Equation took 172197 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172208 ms. Remains : 148/148 places, 625/625 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 (X(p1)&&F(!p2)))))'
Stuttering acceptance computed with spot in 331 ms :[(OR (NOT p1) p2), (OR (NOT p1) p2), (NOT p1), (AND (NOT p0) (NOT p1)), p2, (NOT p0)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-00
Stuttering criterion allowed to conclude after 89 steps with 10 reset in 13 ms.
FORMULA NQueens-PT-25-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-00 finished in 172647 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(F(p0))) U (X(p2)&&p1)))'
Support contains 8 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 15 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:01:08] [INFO ] Invariant cache hit.
[2026-05-26 07:01:20] [INFO ] Implicit Places using invariants in 12473 ms returned []
[2026-05-26 07:01:20] [INFO ] Invariant cache hit.
[2026-05-26 07:04:00] [INFO ] Implicit Places using invariants and state equation in 160009 ms returned []
Implicit Place search using SMT with State Equation took 172486 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172503 ms. Remains : 148/148 places, 625/625 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(F(p0))) U (X(p2)&&p1)))'
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-01
Stuttering criterion allowed to conclude after 51 steps with 12 reset in 7 ms.
FORMULA NQueens-PT-25-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-01 finished in 172694 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)||p0))))'
Support contains 11 out of 148 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 17 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:04:00] [INFO ] Invariant cache hit.
[2026-05-26 07:04:12] [INFO ] Implicit Places using invariants in 12100 ms returned []
[2026-05-26 07:04:12] [INFO ] Invariant cache hit.
[2026-05-26 07:06:52] [INFO ] Implicit Places using invariants and state equation in 160008 ms returned []
Implicit Place search using SMT with State Equation took 172112 ms to find 0 implicit places.
[2026-05-26 07:06:53] [INFO ] Redundant transitions in 36 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 172179 ms. Remains : 148/148 places, 625/625 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)||p0))))'
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NQueens-PT-25-LTLFireability-02
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 4 ms.
FORMULA NQueens-PT-25-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-02 finished in 172280 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 U X(X((X(!p1) U ((X(!p1)&&G(!p2))||X(G(!p1)))))))) U !p3))'
Support contains 15 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 9 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:06:53] [INFO ] Invariant cache hit.
[2026-05-26 07:07:04] [INFO ] Implicit Places using invariants in 11602 ms returned []
[2026-05-26 07:07:04] [INFO ] Invariant cache hit.
[2026-05-26 07:09:44] [INFO ] Implicit Places using invariants and state equation in 160005 ms returned []
Implicit Place search using SMT with State Equation took 171613 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 171624 ms. Remains : 148/148 places, 625/625 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((!p0 U X(X((X(!p1) U (X(G(!p1))||(X(!p1)&&G(!p2)))))))) U !p3))'
Stuttering acceptance computed with spot in 631 ms :[p3, p1, p1, p1, (AND p2 p1), p1, p1, p1, (AND p2 p1), true, p1, (AND p1 p2), p1, (AND p1 (NOT p2)), (AND p2 p1), p1, (AND p1 (NOT p2)), (AND p2 (NOT p1))]
Running random walk in product with property : NQueens-PT-25-LTLFireability-03
Entered a terminal (fully accepting) state of product in 8 steps with 1 reset in 1 ms.
FORMULA NQueens-PT-25-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-03 finished in 172365 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)) U ((X(X(!p0))&&(!p1||F(!p2)))||X(X(G(!p0)))))))'
Support contains 11 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 3 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:09:45] [INFO ] Invariant cache hit.
[2026-05-26 07:09:57] [INFO ] Implicit Places using invariants in 12005 ms returned []
[2026-05-26 07:09:57] [INFO ] Invariant cache hit.
[2026-05-26 07:12:37] [INFO ] Implicit Places using invariants and state equation in 160004 ms returned []
Implicit Place search using SMT with State Equation took 172014 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172019 ms. Remains : 148/148 places, 625/625 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)) U (X(X(G(!p0)))||(X(X(!p0))&&(!p1||F(!p2)))))))'
Stuttering acceptance computed with spot in 297 ms :[p0, p0, p0, p0, (AND p2 p0), (AND p0 p2), true, (AND p2 p0), p2]
Running random walk in product with property : NQueens-PT-25-LTLFireability-04
Entered a terminal (fully accepting) state of product in 14 steps with 1 reset in 4 ms.
FORMULA NQueens-PT-25-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-04 finished in 172366 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(((X(X(p1))||p0)&&(X((X(p3) U (!p4&&X(p3))))||p2))))'
Support contains 15 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 4 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:12:37] [INFO ] Invariant cache hit.
[2026-05-26 07:12:49] [INFO ] Implicit Places using invariants in 11522 ms returned []
[2026-05-26 07:12:49] [INFO ] Invariant cache hit.
[2026-05-26 07:15:29] [INFO ] Implicit Places using invariants and state equation in 160008 ms returned []
Implicit Place search using SMT with State Equation took 171534 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 171539 ms. Remains : 148/148 places, 625/625 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(p1))||p0)&&(X((X(p3) U (!p4&&X(p3))))||p2))))'
Stuttering acceptance computed with spot in 234 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3)) (AND (NOT p2) p4)), (NOT p1), (OR (NOT p3) p4), (NOT p1), true, (NOT p3)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-05
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 5 ms.
FORMULA NQueens-PT-25-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-05 finished in 171818 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(F((F(G(p1))&&p0)))))'
Support contains 8 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 6 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:15:29] [INFO ] Invariant cache hit.
[2026-05-26 07:15:42] [INFO ] Implicit Places using invariants in 12653 ms returned []
[2026-05-26 07:15:42] [INFO ] Invariant cache hit.
[2026-05-26 07:18:22] [INFO ] Implicit Places using invariants and state equation in 160005 ms returned []
Implicit Place search using SMT with State Equation took 172670 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172678 ms. Remains : 148/148 places, 625/625 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(F((F(G(p1))&&p0)))))'
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-06
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 3 ms.
FORMULA NQueens-PT-25-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-06 finished in 172916 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))'
Support contains 4 out of 148 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 11 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:18:22] [INFO ] Invariant cache hit.
[2026-05-26 07:18:35] [INFO ] Implicit Places using invariants in 13035 ms returned []
[2026-05-26 07:18:35] [INFO ] Invariant cache hit.
[2026-05-26 07:21:15] [INFO ] Implicit Places using invariants and state equation in 160005 ms returned []
Implicit Place search using SMT with State Equation took 173044 ms to find 0 implicit places.
[2026-05-26 07:21:15] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 173069 ms. Remains : 148/148 places, 625/625 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(p0))'
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-09
Product exploration explored 100000 steps with 13802 reset in 7196 ms.
Product exploration explored 100000 steps with 13821 reset in 7269 ms.
Computed a total of 148 stabilizing places and 625 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 148 transition count 625
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 2 factoid took 16 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 820 ms.
FORMULA NQueens-PT-25-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-25-LTLFireability-09 finished in 188417 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 148 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 8 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:21:31] [INFO ] Invariant cache hit.
[2026-05-26 07:21:43] [INFO ] Implicit Places using invariants in 12720 ms returned []
[2026-05-26 07:21:43] [INFO ] Invariant cache hit.
[2026-05-26 07:24:23] [INFO ] Implicit Places using invariants and state equation in 160008 ms returned []
Implicit Place search using SMT with State Equation took 172732 ms to find 0 implicit places.
[2026-05-26 07:24:23] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 172755 ms. Remains : 148/148 places, 625/625 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 35 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-10
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 2 ms.
FORMULA NQueens-PT-25-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-10 finished in 172825 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))&&(G(p1)||G(p2))))'
Support contains 11 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 8 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:24:23] [INFO ] Invariant cache hit.
[2026-05-26 07:24:35] [INFO ] Implicit Places using invariants in 12008 ms returned []
[2026-05-26 07:24:35] [INFO ] Invariant cache hit.
[2026-05-26 07:27:15] [INFO ] Implicit Places using invariants and state equation in 160006 ms returned []
Implicit Place search using SMT with State Equation took 172019 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172029 ms. Remains : 148/148 places, 625/625 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))&&(G(p1)||G(p2))))'
Stuttering acceptance computed with spot in 178 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : NQueens-PT-25-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA NQueens-PT-25-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-11 finished in 172243 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(p1)))&&(X(X(p2))||G(p1))))'
Support contains 12 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 2 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:27:16] [INFO ] Invariant cache hit.
[2026-05-26 07:27:28] [INFO ] Implicit Places using invariants in 12070 ms returned []
[2026-05-26 07:27:28] [INFO ] Invariant cache hit.
[2026-05-26 07:30:08] [INFO ] Implicit Places using invariants and state equation in 160006 ms returned []
Implicit Place search using SMT with State Equation took 172080 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172082 ms. Remains : 148/148 places, 625/625 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((p0||X(p1)))&&(X(X(p2))||G(p1))))'
Stuttering acceptance computed with spot in 318 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1)), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-13
Entered a terminal (fully accepting) state of product in 28 steps with 3 reset in 5 ms.
FORMULA NQueens-PT-25-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-13 finished in 172443 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(!p1)) U G(!p1)))'
Support contains 8 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 6 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:30:08] [INFO ] Invariant cache hit.
[2026-05-26 07:30:20] [INFO ] Implicit Places using invariants in 12457 ms returned []
[2026-05-26 07:30:20] [INFO ] Invariant cache hit.
[2026-05-26 07:33:00] [INFO ] Implicit Places using invariants and state equation in 160008 ms returned []
Implicit Place search using SMT with State Equation took 172466 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 172472 ms. Remains : 148/148 places, 625/625 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(!p0)&&X(!p1)) U G(!p1)))'
Stuttering acceptance computed with spot in 115 ms :[true, p1, (OR p0 p1), p1]
Running random walk in product with property : NQueens-PT-25-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NQueens-PT-25-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-14 finished in 172618 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' '!((((p0 U p1)||F(p2)) U X((p2||G(p1)))))'
Support contains 11 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 625/625 transitions.
Applied a total of 0 rules in 2 ms. Remains 148 /148 variables (removed 0) and now considering 625/625 (removed 0) transitions.
[2026-05-26 07:33:01] [INFO ] Invariant cache hit.
[2026-05-26 07:33:12] [INFO ] Implicit Places using invariants in 11830 ms returned []
[2026-05-26 07:33:12] [INFO ] Invariant cache hit.
[2026-05-26 07:35:52] [INFO ] Implicit Places using invariants and state equation in 160008 ms returned []
Implicit Place search using SMT with State Equation took 171842 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 171845 ms. Remains : 148/148 places, 625/625 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' '!((((p0 U p1)||F(p2)) U X((G(p1)||p2))))'
Stuttering acceptance computed with spot in 180 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : NQueens-PT-25-LTLFireability-15
Stuttering criterion allowed to conclude after 28 steps with 3 reset in 1 ms.
FORMULA NQueens-PT-25-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-25-LTLFireability-15 finished in 172064 ms.
All properties solved by simple procedures.
Total runtime 2588056 ms.
BK_STOP 1779780953583
--------------------
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-25"
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-25, 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-177969914100436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-25.tgz
mv NQueens-PT-25 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 '
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 ;