About the Execution of ITS-Tools for NQueens-PT-30
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1793147.00 | 0.00 | 0.00 | FFFTFFFFTFTFTTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812400340.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is NQueens-PT-30, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812400340
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 208K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 759K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME NQueens-PT-30-LTLFireability-00
FORMULA_NAME NQueens-PT-30-LTLFireability-01
FORMULA_NAME NQueens-PT-30-LTLFireability-02
FORMULA_NAME NQueens-PT-30-LTLFireability-03
FORMULA_NAME NQueens-PT-30-LTLFireability-04
FORMULA_NAME NQueens-PT-30-LTLFireability-05
FORMULA_NAME NQueens-PT-30-LTLFireability-06
FORMULA_NAME NQueens-PT-30-LTLFireability-07
FORMULA_NAME NQueens-PT-30-LTLFireability-08
FORMULA_NAME NQueens-PT-30-LTLFireability-09
FORMULA_NAME NQueens-PT-30-LTLFireability-10
FORMULA_NAME NQueens-PT-30-LTLFireability-11
FORMULA_NAME NQueens-PT-30-LTLFireability-12
FORMULA_NAME NQueens-PT-30-LTLFireability-13
FORMULA_NAME NQueens-PT-30-LTLFireability-14
FORMULA_NAME NQueens-PT-30-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748875573193
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-30
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 14:46:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 14:46:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 14:46:14] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2025-06-02 14:46:14] [INFO ] Transformed 1080 places.
[2025-06-02 14:46:14] [INFO ] Transformed 900 transitions.
[2025-06-02 14:46:14] [INFO ] Found NUPN structural information;
[2025-06-02 14:46:14] [INFO ] Parsed PT model containing 1080 places and 900 transitions and 4500 arcs in 248 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 5 formulas.
Reduce places removed 2 places and 0 transitions.
FORMULA NQueens-PT-30-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 84 out of 1078 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1078/1078 places, 900/900 transitions.
Reduce places removed 900 places and 0 transitions.
Iterating post reduction 0 with 900 rules applied. Total rules applied 900 place count 178 transition count 900
Applied a total of 900 rules in 31 ms. Remains 178 /1078 variables (removed 900) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:46:15] [INFO ] Invariants computation overflowed in 164 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:46:15] [INFO ] Implicit Places using invariants in 468 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:46:15] [INFO ] Invariants computation overflowed in 127 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:47:53] [INFO ] Performed 2/178 implicitness test of which 0 returned IMPLICIT in 58 seconds.
[2025-06-02 14:48:52] [INFO ] Performed 3/178 implicitness test of which 0 returned IMPLICIT in 117 seconds.
[2025-06-02 14:48:55] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160144 ms
Implicit Place search using SMT with State Equation took 160655 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 : 178/1078 places, 900/900 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 160708 ms. Remains : 178/1078 places, 900/900 transitions.
Support contains 84 out of 178 places after structural reductions.
[2025-06-02 14:48:55] [INFO ] Flatten gal took : 99 ms
[2025-06-02 14:48:55] [INFO ] Flatten gal took : 67 ms
[2025-06-02 14:48:55] [INFO ] Input system was already deterministic with 900 transitions.
RANDOM walk for 87 steps (0 resets) in 76 ms. (1 steps per ms) remains 0/28 properties
FORMULA NQueens-PT-30-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 178 stabilizing places and 900 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 178 transition count 900
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X((X(X(p1))||G(p0)))))))'
Support contains 8 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 21 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:48:56] [INFO ] Invariants computation overflowed in 84 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:48:56] [INFO ] Implicit Places using invariants in 349 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:48:56] [INFO ] Invariants computation overflowed in 87 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:51:36] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... after 160099 ms
Implicit Place search using SMT with State Equation took 160453 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160477 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 422 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-00
Entered a terminal (fully accepting) state of product in 13 steps with 1 reset in 6 ms.
FORMULA NQueens-PT-30-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-00 finished in 160965 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p1||F(p2))&&p0) U X(X((G(p2)||X(!p3))))))'
Support contains 16 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 11 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:51:37] [INFO ] Invariants computation overflowed in 88 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:51:37] [INFO ] Implicit Places using invariants in 314 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:51:37] [INFO ] Invariants computation overflowed in 92 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:53:37] [INFO ] Performed 1/178 implicitness test of which 0 returned IMPLICIT in 80 seconds.
[2025-06-02 14:54:17] [INFO ] Implicit Places using invariants and state equation in 160103 ms returned []
Implicit Place search using SMT with State Equation took 160433 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160445 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 771 ms :[(AND (NOT p2) p3), (AND p3 (NOT p2)), (AND (NOT p2) p3), (AND (NOT p2) p3), (AND p3 (NOT p2)), p3, (AND (NOT p2) p3), true, (AND (NOT p2) p3), (AND p3 (NOT p2)), (AND (NOT p2) p3), (AND (NOT p2) p3), (NOT p2), (AND (NOT p2) p3), (AND p3 (NOT p2)), (AND (NOT p2) p3), (AND p3 (NOT p2)), (AND (NOT p2) p3), (AND (NOT p2) p3), (NOT p2)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-01
Entered a terminal (fully accepting) state of product in 18 steps with 0 reset in 4 ms.
FORMULA NQueens-PT-30-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-01 finished in 161247 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(X(X(G(p1))) U G(!p0))))'
Support contains 8 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 7 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:54:18] [INFO ] Invariants computation overflowed in 103 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:54:18] [INFO ] Implicit Places using invariants in 344 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:54:19] [INFO ] Invariants computation overflowed in 83 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:56:45] [INFO ] Performed 2/178 implicitness test of which 0 returned IMPLICIT in 107 seconds.
[2025-06-02 14:56:59] [INFO ] Implicit Places using invariants and state equation in 160102 ms returned []
Implicit Place search using SMT with State Equation took 160460 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160468 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 363 ms :[false, false, false, (AND (NOT p0) (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0, (NOT p1), true, (AND p0 p1), (NOT p1)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-02
Entered a terminal (fully accepting) state of product in 67 steps with 21 reset in 15 ms.
FORMULA NQueens-PT-30-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-02 finished in 160868 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 178 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 12 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:56:59] [INFO ] Invariants computation overflowed in 83 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:56:59] [INFO ] Implicit Places using invariants in 328 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:56:59] [INFO ] Invariants computation overflowed in 90 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:59:17] [INFO ] Performed 2/178 implicitness test of which 0 returned IMPLICIT in 98 seconds.
[2025-06-02 14:59:39] [INFO ] Implicit Places using invariants and state equation in 160099 ms returned []
Implicit Place search using SMT with State Equation took 160438 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 14:59:39] [INFO ] Redundant transitions in 61 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 160524 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-04
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 5 ms.
FORMULA NQueens-PT-30-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-04 finished in 160605 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 178 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 8 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:59:40] [INFO ] Invariants computation overflowed in 94 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:59:40] [INFO ] Implicit Places using invariants in 322 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 14:59:40] [INFO ] Invariants computation overflowed in 87 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:02:05] [INFO ] Performed 1/178 implicitness test of which 0 returned IMPLICIT in 105 seconds.
[2025-06-02 15:02:20] [INFO ] Implicit Places using invariants and state equation in 160094 ms returned []
Implicit Place search using SMT with State Equation took 160418 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:02:20] [INFO ] Redundant transitions in 17 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 160449 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-05
Stuttering criterion allowed to conclude after 27 steps with 0 reset in 6 ms.
FORMULA NQueens-PT-30-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-05 finished in 160505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0) U X(p1)) U X(!p2)))'
Support contains 15 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 3 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:02:20] [INFO ] Invariants computation overflowed in 88 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:02:20] [INFO ] Implicit Places using invariants in 300 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:02:20] [INFO ] Invariants computation overflowed in 88 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:04:31] [INFO ] Performed 1/178 implicitness test of which 0 returned IMPLICIT in 91 seconds.
[2025-06-02 15:05:00] [INFO ] Implicit Places using invariants and state equation in 160098 ms returned []
Implicit Place search using SMT with State Equation took 160409 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160413 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 242 ms :[p2, p2, (AND p0 p2 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), p0]
Running random walk in product with property : NQueens-PT-30-LTLFireability-06
Stuttering criterion allowed to conclude after 87 steps with 20 reset in 15 ms.
FORMULA NQueens-PT-30-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-06 finished in 160692 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(((!p1||F(!p2)) U (G((!p1||F(!p2)))||(X(!p0)&&(!p1||F(!p2))))))))'
Support contains 12 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 5 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:05:01] [INFO ] Invariants computation overflowed in 89 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:05:01] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:05:01] [INFO ] Invariants computation overflowed in 89 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:07:41] [INFO ] Implicit Places using invariants and state equation in 160100 ms returned []
Implicit Place search using SMT with State Equation took 160402 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160408 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p0) p1 p2), (AND p0 p1 p2), (AND p1 p2), false, (AND p1 p2 (NOT p0)), (AND p1 p2 p0)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-08
Product exploration timeout after 87690 steps with 21994 reset in 10002 ms.
Product exploration timeout after 87800 steps with 22038 reset in 10001 ms.
Computed a total of 178 stabilizing places and 900 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 178 transition count 900
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p1 p2), (F (G (NOT p0))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) p1 p2)), (X (NOT (AND (NOT p0) p1 p2))), (X (AND (NOT p0) (NOT p1) p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X (AND p0 p1 p2)), (X (NOT (AND p0 p1 p2))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND p0 p1 p2))), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 15 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NQueens-PT-30-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NQueens-PT-30-LTLFireability-08 finished in 182533 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(((p0 U p1)||X(X(X(((F(p3) U p1)&&p2))))))))'
Support contains 15 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 2 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:08:03] [INFO ] Invariants computation overflowed in 89 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:08:04] [INFO ] Implicit Places using invariants in 302 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:08:04] [INFO ] Invariants computation overflowed in 82 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:10:44] [INFO ] Implicit Places using invariants and state equation in 160094 ms returned []
Implicit Place search using SMT with State Equation took 160400 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 160405 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 568 ms :[(NOT p1), (NOT p1), (OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p3), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : NQueens-PT-30-LTLFireability-09
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 3 ms.
FORMULA NQueens-PT-30-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-09 finished in 161017 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(G(p1)))))'
Support contains 8 out of 178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 5 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:10:44] [INFO ] Invariants computation overflowed in 94 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:10:45] [INFO ] Implicit Places using invariants in 316 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:10:45] [INFO ] Invariants computation overflowed in 83 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:12:45] [INFO ] Performed 1/178 implicitness test of which 0 returned IMPLICIT in 80 seconds.
[2025-06-02 15:13:25] [INFO ] Implicit Places using invariants and state equation in 160090 ms returned []
Implicit Place search using SMT with State Equation took 160408 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in LTL mode , in 1 iterations and 160415 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 212 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NQueens-PT-30-LTLFireability-14
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 4 ms.
FORMULA NQueens-PT-30-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-14 finished in 160654 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||(p1 U X(G(p2)))))))'
Support contains 7 out of 178 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 178/178 places, 900/900 transitions.
Applied a total of 0 rules in 13 ms. Remains 178 /178 variables (removed 0) and now considering 900/900 (removed 0) transitions.
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:13:25] [INFO ] Invariants computation overflowed in 88 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:13:25] [INFO ] Implicit Places using invariants in 307 ms returned []
// Phase 1: matrix 900 rows 178 cols
[2025-06-02 15:13:25] [INFO ] Invariants computation overflowed in 85 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:14:56] [INFO ] Performed 1/178 implicitness test of which 0 returned IMPLICIT in 51 seconds.
[2025-06-02 15:16:05] [INFO ] Performed 2/178 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2025-06-02 15:16:05] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2025-06-02 15:16:05] [INFO ] Implicit Places using invariants and state equation in 160096 ms returned []
Implicit Place search using SMT with State Equation took 160405 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:16:05] [INFO ] Redundant transitions in 10 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 160434 ms. Remains : 178/178 places, 900/900 transitions.
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : NQueens-PT-30-LTLFireability-15
Stuttering criterion allowed to conclude after 26 steps with 0 reset in 4 ms.
FORMULA NQueens-PT-30-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NQueens-PT-30-LTLFireability-15 finished in 160530 ms.
All properties solved by simple procedures.
Total runtime 1791591 ms.
BK_STOP 1748877366340
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NQueens-PT-30"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is NQueens-PT-30, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876812400340"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-30.tgz
mv NQueens-PT-30 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 ;