Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r226-smll-174903491500492.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)
..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Sudoku-PT-AN02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r226-smll-174903491500492
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 788K
-rw-r--r-- 1 mcc users 15K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 31K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 22K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 33K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 198K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 7.4K May 29 14:33 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 Sudoku-PT-AN02-LTLFireability-00
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-01
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-02
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-03
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-04
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-05
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-06
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-07
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-08
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-09
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-10
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-11
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-12
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-13
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-14
FORMULA_NAME Sudoku-PT-AN02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749345277032

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Sudoku-PT-AN02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-08 01:14:39] [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]
[2025-06-08 01:14:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 01:14:39] [INFO ] Load time of PNML (sax parser for PT used): 83 ms
[2025-06-08 01:14:39] [INFO ] Transformed 20 places.
[2025-06-08 01:14:39] [INFO ] Transformed 8 transitions.
[2025-06-08 01:14:39] [INFO ] Found NUPN structural information;
[2025-06-08 01:14:39] [INFO ] Parsed PT model containing 20 places and 8 transitions and 32 arcs in 412 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Sudoku-PT-AN02-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 12 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 8/8 transitions.
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 12 transition count 8
Applied a total of 8 rules in 31 ms. Remains 12 /20 variables (removed 8) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-08 01:14:40] [INFO ] Computed 5 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:40] [INFO ] Implicit Places using invariants in 258 ms returned []
[2025-06-08 01:14:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:40] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 399 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Starting structural reductions in LTL mode, iteration 1 : 12/20 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 465 ms. Remains : 12/20 places, 8/8 transitions.
Support contains 12 out of 12 places after structural reductions.
[2025-06-08 01:14:40] [INFO ] Flatten gal took : 20 ms
[2025-06-08 01:14:40] [INFO ] Flatten gal took : 10 ms
[2025-06-08 01:14:41] [INFO ] Input system was already deterministic with 8 transitions.
Reduction of identical properties reduced properties to check from 13 to 9
RANDOM walk for 14 steps (0 resets) in 50 ms. (0 steps per ms) remains 0/9 properties
FORMULA Sudoku-PT-AN02-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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(F(p0)))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:41] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-08 01:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:41] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 91 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 92 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 298 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-00
Product exploration explored 100000 steps with 22220 reset in 530 ms.
Product exploration explored 100000 steps with 22197 reset in 333 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 : [(NOT p0), (X (NOT p0)), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 27 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-00 finished in 1629 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 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 4 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:43] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-08 01:14:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:43] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 01:14:43] [INFO ] Redundant transitions in 0 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 116 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-01
Product exploration explored 100000 steps with 22234 reset in 394 ms.
Product exploration explored 100000 steps with 22221 reset in 328 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 : [(NOT p0), (X (NOT p0)), (F (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 12 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-01 finished in 967 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' '!(((p0&&G(F(p0))) U X(X((!p0 U X(p0))))))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 61 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 62 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 362 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-02
Stuttering criterion allowed to conclude after 34 steps with 8 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-02 finished in 448 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((F((p0&&F(!p0))) U X(p0)))))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 01:14:44] [INFO ] Redundant transitions in 0 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 94 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-04
Stuttering criterion allowed to conclude after 6 steps with 1 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-04 finished in 220 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))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-08 01:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:44] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 01:14:44] [INFO ] Redundant transitions in 0 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 91 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 40 ms :[p0]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-05
Product exploration explored 100000 steps with 22233 reset in 242 ms.
Product exploration explored 100000 steps with 22218 reset in 398 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 : [p0, (X p0), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-05 finished in 847 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(X((F(!F(p0)) U p0))) U p0) U G(p0)))'
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:45] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-08 01:14:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:45] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 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 62 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (NOT p0), (NOT p0), p0]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-06
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-06 finished in 219 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(F(p0)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:45] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-08 01:14:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:45] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 89 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 90 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-08
Product exploration explored 100000 steps with 35844 reset in 153 ms.
Product exploration explored 100000 steps with 35959 reset in 170 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-08 finished in 601 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(F(p0))||G(p1))))'
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:46] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-08 01:14:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:46] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 01:14:46] [INFO ] Redundant transitions in 0 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 121 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-09
Product exploration explored 100000 steps with 27434 reset in 288 ms.
Product exploration explored 100000 steps with 27502 reset in 198 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT p1)), (X (X p0)), (X (X (NOT p0))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 21 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-09 finished in 821 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' '!(((!p0||X(F(!p1))) U (G((!p0||X(F(!p1))))||((!p0||X(F(!p1)))&&(!p1||X((G(!p2)||(!p2&&F(!p3)))))))))'
Support contains 10 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:47] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-08 01:14:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:47] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 94 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 95 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 376 ms :[(AND p0 p1), p1, (AND p0 p1 p2), (AND p1 p3 p2), (AND p1 p2 p3 p0), (AND p1 p3)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-10
Product exploration explored 100000 steps with 35354 reset in 214 ms.
Product exploration explored 100000 steps with 35480 reset in 232 ms.
Computed a total of 12 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 12 transition count 8
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 p3), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p1 p2 p3)))), (X (X (NOT (AND p0 p2 p3)))), (X (X (NOT (AND p0 p2)))), (F (G (NOT p0))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p3)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p3), (X (NOT p3)), (X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND p0 p2)), (X (NOT (AND p0 p2))), (X (AND p0 (NOT p2) p3)), (X (NOT (AND p0 (NOT p2) p3))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (AND p1 (NOT p2) p3)), (X (NOT (AND p1 (NOT p2) p3))), (X (X p2)), (X (X (NOT p2))), (X (X p3)), (X (X (NOT p3))), (X (X (AND p0 (NOT p2) p3))), (X (X (NOT (AND p0 (NOT p2) p3)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (X (X (AND p1 (NOT p2) p3))), (X (X (NOT (AND p1 (NOT p2) p3)))), (X (X (AND p1 p3))), (X (X (NOT (AND p1 p3))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 39 ms. Reduced automaton from 6 states, 13 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Sudoku-PT-AN02-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Sudoku-PT-AN02-LTLFireability-10 finished in 1060 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((X(p0)&&F((X(p1)||(p1&&F(p2)))))))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:48] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-08 01:14:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:48] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 99 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 99 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2)), true]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-11
Entered a terminal (fully accepting) state of product in 22 steps with 8 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-11 finished in 359 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)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:48] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-08 01:14:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:48] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 99 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 100 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 113 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-12
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 1 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-12 finished in 227 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' '!(((p0 U X(X(p1)))||((!p2 U !p0)&&X(X(p0)))))'
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:49] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-08 01:14:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:49] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 98 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 98 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 559 ms :[(AND p0 (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-13
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-13 finished in 688 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(X(X((X((p0||X(p0)))&&G(p1))))))'
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:49] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-08 01:14:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:49] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 93 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 105 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 369 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-14
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-14 finished in 493 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(X((p0||X(((p1 U p0)||F(p1)))))))'
Support contains 6 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-08 01:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:50] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-08 01:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 01:14:50] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 110 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 111 ms. Remains : 12/12 places, 8/8 transitions.
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Sudoku-PT-AN02-LTLFireability-15
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 2 ms.
FORMULA Sudoku-PT-AN02-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Sudoku-PT-AN02-LTLFireability-15 finished in 395 ms.
All properties solved by simple procedures.
Total runtime 11195 ms.

BK_STOP 1749345290927

--------------------
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="Sudoku-PT-AN02"
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 Sudoku-PT-AN02, 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 r226-smll-174903491500492"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-PT-AN02.tgz
mv Sudoku-PT-AN02 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;