About the Execution of ITS-Tools for NoC3x3-PT-6A
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 443817.00 | 0.00 | 0.00 | FFTTFFTFFFFTFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812200236.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 NoC3x3-PT-6A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812200236
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 756K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 297K 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 NoC3x3-PT-6A-LTLFireability-00
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-01
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-02
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-03
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-04
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-05
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-06
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-07
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-08
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-09
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-10
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-11
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-12
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-13
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-14
FORMULA_NAME NoC3x3-PT-6A-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748833415088
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-6A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 03:03:36] [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 03:03:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 03:03:36] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2025-06-02 03:03:36] [INFO ] Transformed 512 places.
[2025-06-02 03:03:36] [INFO ] Transformed 1117 transitions.
[2025-06-02 03:03:36] [INFO ] Found NUPN structural information;
[2025-06-02 03:03:36] [INFO ] Parsed PT model containing 512 places and 1117 transitions and 4279 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 4 formulas.
FORMULA NoC3x3-PT-6A-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-6A-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-6A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-6A-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 out of 512 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 512/512 places, 1117/1117 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 441 transition count 834
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 441 transition count 834
Applied a total of 142 rules in 81 ms. Remains 441 /512 variables (removed 71) and now considering 834/1117 (removed 283) transitions.
[2025-06-02 03:03:36] [INFO ] Flow matrix only has 826 transitions (discarded 8 similar events)
// Phase 1: matrix 826 rows 441 cols
[2025-06-02 03:03:36] [INFO ] Computed 66 invariants in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:03:37] [INFO ] Implicit Places using invariants in 491 ms returned [11, 46, 96, 135, 193, 283, 335, 373, 423]
Discarding 9 places :
Implicit Place search using SMT only with invariants took 545 ms to find 9 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 432/512 places, 834/1117 transitions.
Applied a total of 0 rules in 8 ms. Remains 432 /432 variables (removed 0) and now considering 834/834 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 649 ms. Remains : 432/512 places, 834/1117 transitions.
Support contains 52 out of 432 places after structural reductions.
[2025-06-02 03:03:37] [INFO ] Flatten gal took : 102 ms
[2025-06-02 03:03:37] [INFO ] Flatten gal took : 63 ms
[2025-06-02 03:03:37] [INFO ] Input system was already deterministic with 834 transitions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 34904 steps (93 resets) in 1635 ms. (21 steps per ms) remains 0/30 properties
Computed a total of 1 stabilizing places and 1 stable transitions
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((X(F(G(F(p1))))&&p0)) U !(F(p2) U !p3)))'
Support contains 8 out of 432 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 424 transition count 793
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 424 transition count 793
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 64 place count 400 transition count 769
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 70 place count 397 transition count 794
Applied a total of 70 rules in 92 ms. Remains 397 /432 variables (removed 35) and now considering 794/834 (removed 40) transitions.
// Phase 1: matrix 794 rows 397 cols
[2025-06-02 03:03:39] [INFO ] Computed 57 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:03:39] [INFO ] Implicit Places using invariants in 479 ms returned []
[2025-06-02 03:03:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:03:39] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-02 03:03:40] [INFO ] Implicit Places using invariants and state equation in 542 ms returned []
Implicit Place search using SMT with State Equation took 1046 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 03:03:40] [INFO ] Redundant transitions in 46 ms returned []
Running 786 sub problems to find dead transitions.
[2025-06-02 03:03:40] [INFO ] Invariant cache hit.
[2025-06-02 03:03:40] [INFO ] State equation strengthened by 41 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 1 (OVERLAPS) 1/397 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 3 (OVERLAPS) 794/1191 variables, 397/454 constraints. Problems are: Problem set: 0 solved, 786 unsolved
SMT process timed out in 30513ms, After SMT, problems are : Problem set: 0 solved, 786 unsolved
Search for dead transitions found 0 dead transitions in 30550ms
Starting structural reductions in SI_LTL mode, iteration 1 : 397/432 places, 794/834 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31749 ms. Remains : 397/432 places, 794/834 transitions.
Stuttering acceptance computed with spot in 472 ms :[(NOT p3), (NOT p1), (NOT p1), (NOT p0), (AND p2 (NOT p3)), (AND (NOT p1) p2 p3), (AND (NOT p0) p2 p3)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-00
Stuttering criterion allowed to conclude after 274 steps with 0 reset in 5 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-00 finished in 32296 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 2 out of 432 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 423 transition count 790
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 423 transition count 790
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 66 place count 399 transition count 766
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 72 place count 396 transition count 791
Applied a total of 72 rules in 62 ms. Remains 396 /432 variables (removed 36) and now considering 791/834 (removed 43) transitions.
// Phase 1: matrix 791 rows 396 cols
[2025-06-02 03:04:11] [INFO ] Computed 57 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:04:11] [INFO ] Implicit Places using invariants in 194 ms returned []
[2025-06-02 03:04:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:04:11] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-02 03:04:12] [INFO ] Implicit Places using invariants and state equation in 501 ms returned []
Implicit Place search using SMT with State Equation took 701 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 03:04:12] [INFO ] Redundant transitions in 9 ms returned []
Running 783 sub problems to find dead transitions.
[2025-06-02 03:04:12] [INFO ] Invariant cache hit.
[2025-06-02 03:04:12] [INFO ] State equation strengthened by 41 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 783 unsolved
At refinement iteration 1 (OVERLAPS) 1/396 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 783 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 783 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 791/1187 variables, 396/453 constraints. Problems are: Problem set: 0 solved, 783 unsolved
SMT process timed out in 30358ms, After SMT, problems are : Problem set: 0 solved, 783 unsolved
Search for dead transitions found 0 dead transitions in 30361ms
Starting structural reductions in SI_LTL mode, iteration 1 : 396/432 places, 791/834 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31142 ms. Remains : 396/432 places, 791/834 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-01
Stuttering criterion allowed to conclude after 273 steps with 0 reset in 9 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-01 finished in 31199 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(X(X(X(X(p1)))))&&(p2 U p3))))'
Support contains 8 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 423 transition count 790
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 423 transition count 790
Applied a total of 18 rules in 10 ms. Remains 423 /432 variables (removed 9) and now considering 790/834 (removed 44) transitions.
// Phase 1: matrix 790 rows 423 cols
[2025-06-02 03:04:42] [INFO ] Computed 57 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:04:42] [INFO ] Implicit Places using invariants in 241 ms returned []
[2025-06-02 03:04:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:04:43] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:04:43] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 775 ms to find 0 implicit places.
Running 789 sub problems to find dead transitions.
[2025-06-02 03:04:43] [INFO ] Invariant cache hit.
[2025-06-02 03:04:43] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 1 (OVERLAPS) 1/423 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 789 unsolved
At refinement iteration 3 (OVERLAPS) 790/1213 variables, 423/480 constraints. Problems are: Problem set: 0 solved, 789 unsolved
SMT process timed out in 30167ms, After SMT, problems are : Problem set: 0 solved, 789 unsolved
Search for dead transitions found 0 dead transitions in 30170ms
Starting structural reductions in LTL mode, iteration 1 : 423/432 places, 790/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30958 ms. Remains : 423/432 places, 790/834 transitions.
Stuttering acceptance computed with spot in 447 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3)), (NOT p1), (NOT p1), (NOT p1), (NOT p3)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-02
Product exploration explored 100000 steps with 33333 reset in 962 ms.
Product exploration explored 100000 steps with 33333 reset in 840 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p2) p0 (NOT p1)), (X (NOT p2)), (X (NOT p3)), (X (AND (NOT p3) (NOT p2))), (X (NOT (AND (NOT p3) p2))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 12 states, 17 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-6A-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-6A-LTLFireability-02 finished in 33283 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(G(p0))&&F(p1))))'
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 421 transition count 786
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 421 transition count 786
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 68 place count 397 transition count 762
Applied a total of 68 rules in 27 ms. Remains 397 /432 variables (removed 35) and now considering 762/834 (removed 72) transitions.
// Phase 1: matrix 762 rows 397 cols
[2025-06-02 03:05:15] [INFO ] Computed 57 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:05:16] [INFO ] Implicit Places using invariants in 315 ms returned []
[2025-06-02 03:05:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:05:16] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:05:16] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 792 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 03:05:16] [INFO ] Redundant transitions in 8 ms returned []
Running 731 sub problems to find dead transitions.
[2025-06-02 03:05:16] [INFO ] Invariant cache hit.
[2025-06-02 03:05:16] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/388 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/388 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 2 (OVERLAPS) 9/397 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/397 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 4 (OVERLAPS) 762/1159 variables, 397/454 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1159 variables, 17/471 constraints. Problems are: Problem set: 0 solved, 731 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1159/1159 variables, and 471 constraints, problems are : Problem set: 0 solved, 731 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 397/397 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 731/731 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 731 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/388 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/388 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 2 (OVERLAPS) 9/397 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/397 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 4 (OVERLAPS) 762/1159 variables, 397/454 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1159 variables, 17/471 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1159 variables, 731/1202 constraints. Problems are: Problem set: 0 solved, 731 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1159/1159 variables, and 1202 constraints, problems are : Problem set: 0 solved, 731 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 397/397 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 731/731 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60161ms problems are : Problem set: 0 solved, 731 unsolved
Search for dead transitions found 0 dead transitions in 60166ms
Starting structural reductions in SI_LTL mode, iteration 1 : 397/432 places, 762/834 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61002 ms. Remains : 397/432 places, 762/834 transitions.
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-05
Stuttering criterion allowed to conclude after 394 steps with 1 reset in 4 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-05 finished in 61136 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((G(p0)||X(p1)))))'
Support contains 6 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 424 transition count 797
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 424 transition count 797
Applied a total of 16 rules in 15 ms. Remains 424 /432 variables (removed 8) and now considering 797/834 (removed 37) transitions.
[2025-06-02 03:06:16] [INFO ] Flow matrix only has 794 transitions (discarded 3 similar events)
// Phase 1: matrix 794 rows 424 cols
[2025-06-02 03:06:16] [INFO ] Computed 57 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:06:17] [INFO ] Implicit Places using invariants in 190 ms returned []
[2025-06-02 03:06:17] [INFO ] Flow matrix only has 794 transitions (discarded 3 similar events)
[2025-06-02 03:06:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:06:17] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:06:17] [INFO ] Implicit Places using invariants and state equation in 467 ms returned []
Implicit Place search using SMT with State Equation took 658 ms to find 0 implicit places.
Running 796 sub problems to find dead transitions.
[2025-06-02 03:06:17] [INFO ] Flow matrix only has 794 transitions (discarded 3 similar events)
[2025-06-02 03:06:17] [INFO ] Invariant cache hit.
[2025-06-02 03:06:17] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 796 unsolved
At refinement iteration 1 (OVERLAPS) 1/424 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 796 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/424 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 796 unsolved
At refinement iteration 3 (OVERLAPS) 794/1218 variables, 424/481 constraints. Problems are: Problem set: 0 solved, 796 unsolved
SMT process timed out in 30169ms, After SMT, problems are : Problem set: 0 solved, 796 unsolved
Search for dead transitions found 0 dead transitions in 30171ms
Starting structural reductions in LTL mode, iteration 1 : 424/432 places, 797/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30847 ms. Remains : 424/432 places, 797/834 transitions.
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-06
Product exploration explored 100000 steps with 33333 reset in 796 ms.
Product exploration explored 100000 steps with 33333 reset in 781 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 16 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-6A-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-6A-LTLFireability-06 finished in 32616 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) U X(X(X(p1)))))'
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 423 transition count 796
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 423 transition count 796
Applied a total of 18 rules in 14 ms. Remains 423 /432 variables (removed 9) and now considering 796/834 (removed 38) transitions.
[2025-06-02 03:06:49] [INFO ] Flow matrix only has 793 transitions (discarded 3 similar events)
// Phase 1: matrix 793 rows 423 cols
[2025-06-02 03:06:49] [INFO ] Computed 57 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:06:49] [INFO ] Implicit Places using invariants in 183 ms returned []
[2025-06-02 03:06:49] [INFO ] Flow matrix only has 793 transitions (discarded 3 similar events)
[2025-06-02 03:06:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:06:49] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:06:50] [INFO ] Implicit Places using invariants and state equation in 463 ms returned []
Implicit Place search using SMT with State Equation took 648 ms to find 0 implicit places.
Running 795 sub problems to find dead transitions.
[2025-06-02 03:06:50] [INFO ] Flow matrix only has 793 transitions (discarded 3 similar events)
[2025-06-02 03:06:50] [INFO ] Invariant cache hit.
[2025-06-02 03:06:50] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 795 unsolved
At refinement iteration 1 (OVERLAPS) 1/423 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 795 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 03:07:07] [INFO ] Deduced a trap composed of 21 places in 46 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 795 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 795 unsolved
SMT process timed out in 30163ms, After SMT, problems are : Problem set: 0 solved, 795 unsolved
Search for dead transitions found 0 dead transitions in 30166ms
Starting structural reductions in LTL mode, iteration 1 : 423/432 places, 796/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30830 ms. Remains : 423/432 places, 796/834 transitions.
Stuttering acceptance computed with spot in 327 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-07 finished in 31176 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)||G(p1)))'
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 423 transition count 793
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 423 transition count 793
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 0 with 46 rules applied. Total rules applied 64 place count 400 transition count 770
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 70 place count 397 transition count 795
Applied a total of 70 rules in 35 ms. Remains 397 /432 variables (removed 35) and now considering 795/834 (removed 39) transitions.
// Phase 1: matrix 795 rows 397 cols
[2025-06-02 03:07:20] [INFO ] Computed 57 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:07:20] [INFO ] Implicit Places using invariants in 181 ms returned []
[2025-06-02 03:07:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:07:21] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-02 03:07:21] [INFO ] Implicit Places using invariants and state equation in 532 ms returned []
Implicit Place search using SMT with State Equation took 714 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 03:07:21] [INFO ] Redundant transitions in 8 ms returned []
Running 787 sub problems to find dead transitions.
[2025-06-02 03:07:21] [INFO ] Invariant cache hit.
[2025-06-02 03:07:21] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 787 unsolved
At refinement iteration 1 (OVERLAPS) 1/397 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 787 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 787 unsolved
At refinement iteration 3 (OVERLAPS) 795/1192 variables, 397/454 constraints. Problems are: Problem set: 0 solved, 787 unsolved
SMT process timed out in 30250ms, After SMT, problems are : Problem set: 0 solved, 787 unsolved
Search for dead transitions found 0 dead transitions in 30252ms
Starting structural reductions in SI_LTL mode, iteration 1 : 397/432 places, 795/834 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31028 ms. Remains : 397/432 places, 795/834 transitions.
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-08
Entered a terminal (fully accepting) state of product in 339 steps with 0 reset in 4 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-08 finished in 31196 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 (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(((p0||X(p2)) U ((!p3&&(p0||X(p2)))||G((p0||X(p2)))))&&(!p0 U (p1||G(!p0)))))))'
Support contains 8 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 422 transition count 787
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 422 transition count 787
Applied a total of 20 rules in 16 ms. Remains 422 /432 variables (removed 10) and now considering 787/834 (removed 47) transitions.
// Phase 1: matrix 787 rows 422 cols
[2025-06-02 03:07:51] [INFO ] Computed 57 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:07:52] [INFO ] Implicit Places using invariants in 189 ms returned []
[2025-06-02 03:07:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:07:52] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:07:52] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 671 ms to find 0 implicit places.
Running 786 sub problems to find dead transitions.
[2025-06-02 03:07:52] [INFO ] Invariant cache hit.
[2025-06-02 03:07:52] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 1 (OVERLAPS) 1/422 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 3 (OVERLAPS) 787/1209 variables, 422/479 constraints. Problems are: Problem set: 0 solved, 786 unsolved
SMT process timed out in 30169ms, After SMT, problems are : Problem set: 0 solved, 786 unsolved
Search for dead transitions found 0 dead transitions in 30172ms
Starting structural reductions in LTL mode, iteration 1 : 422/432 places, 787/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30862 ms. Remains : 422/432 places, 787/834 transitions.
Stuttering acceptance computed with spot in 272 ms :[(AND p0 (NOT p1)), true, (AND (NOT p1) p0), (AND p0 (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-10
Entered a terminal (fully accepting) state of product in 589 steps with 1 reset in 6 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-10 finished in 31169 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&&F(p1)))))'
Support contains 4 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 423 transition count 794
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 423 transition count 794
Applied a total of 18 rules in 10 ms. Remains 423 /432 variables (removed 9) and now considering 794/834 (removed 40) transitions.
[2025-06-02 03:08:23] [INFO ] Flow matrix only has 792 transitions (discarded 2 similar events)
// Phase 1: matrix 792 rows 423 cols
[2025-06-02 03:08:23] [INFO ] Computed 57 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:08:23] [INFO ] Implicit Places using invariants in 195 ms returned []
[2025-06-02 03:08:23] [INFO ] Flow matrix only has 792 transitions (discarded 2 similar events)
[2025-06-02 03:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:08:23] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:08:23] [INFO ] Implicit Places using invariants and state equation in 495 ms returned []
Implicit Place search using SMT with State Equation took 690 ms to find 0 implicit places.
Running 793 sub problems to find dead transitions.
[2025-06-02 03:08:23] [INFO ] Flow matrix only has 792 transitions (discarded 2 similar events)
[2025-06-02 03:08:23] [INFO ] Invariant cache hit.
[2025-06-02 03:08:23] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 1 (OVERLAPS) 1/423 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 793 unsolved
At refinement iteration 3 (OVERLAPS) 792/1215 variables, 423/480 constraints. Problems are: Problem set: 0 solved, 793 unsolved
SMT process timed out in 30161ms, After SMT, problems are : Problem set: 0 solved, 793 unsolved
Search for dead transitions found 0 dead transitions in 30163ms
Starting structural reductions in LTL mode, iteration 1 : 423/432 places, 794/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30869 ms. Remains : 423/432 places, 794/834 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-12
Entered a terminal (fully accepting) state of product in 9191 steps with 28 reset in 49 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-12 finished in 31055 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(G((F((G(F(p1))||G(p2)))&&p0)))))'
Support contains 4 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 424 transition count 793
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 424 transition count 793
Applied a total of 16 rules in 12 ms. Remains 424 /432 variables (removed 8) and now considering 793/834 (removed 41) transitions.
// Phase 1: matrix 793 rows 424 cols
[2025-06-02 03:08:54] [INFO ] Computed 57 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:08:54] [INFO ] Implicit Places using invariants in 206 ms returned []
[2025-06-02 03:08:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:08:54] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:08:54] [INFO ] Implicit Places using invariants and state equation in 494 ms returned []
Implicit Place search using SMT with State Equation took 712 ms to find 0 implicit places.
Running 792 sub problems to find dead transitions.
[2025-06-02 03:08:54] [INFO ] Invariant cache hit.
[2025-06-02 03:08:54] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 1 (OVERLAPS) 1/424 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/424 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 792 unsolved
At refinement iteration 3 (OVERLAPS) 793/1217 variables, 424/481 constraints. Problems are: Problem set: 0 solved, 792 unsolved
SMT process timed out in 30152ms, After SMT, problems are : Problem set: 0 solved, 792 unsolved
Search for dead transitions found 0 dead transitions in 30155ms
Starting structural reductions in LTL mode, iteration 1 : 424/432 places, 793/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30883 ms. Remains : 424/432 places, 793/834 transitions.
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p1) (NOT p2))]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-13 finished in 31094 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(G((!p0 U p1)))))'
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Reduce places removed 1 places and 1 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 422 transition count 789
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 422 transition count 789
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 66 place count 398 transition count 765
Applied a total of 66 rules in 29 ms. Remains 398 /432 variables (removed 34) and now considering 765/834 (removed 69) transitions.
// Phase 1: matrix 765 rows 398 cols
[2025-06-02 03:09:25] [INFO ] Computed 57 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:09:25] [INFO ] Implicit Places using invariants in 195 ms returned []
[2025-06-02 03:09:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:09:25] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:09:25] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 03:09:25] [INFO ] Redundant transitions in 10 ms returned []
Running 734 sub problems to find dead transitions.
[2025-06-02 03:09:25] [INFO ] Invariant cache hit.
[2025-06-02 03:09:25] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/389 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/389 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 2 (OVERLAPS) 9/398 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/398 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 4 (OVERLAPS) 765/1163 variables, 398/455 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1163 variables, 17/472 constraints. Problems are: Problem set: 0 solved, 734 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1163/1163 variables, and 472 constraints, problems are : Problem set: 0 solved, 734 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 398/398 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 734/734 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 734 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/389 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/389 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 2 (OVERLAPS) 9/398 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/398 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 4 (OVERLAPS) 765/1163 variables, 398/455 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1163 variables, 17/472 constraints. Problems are: Problem set: 0 solved, 734 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1163 variables, 734/1206 constraints. Problems are: Problem set: 0 solved, 734 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1163/1163 variables, and 1206 constraints, problems are : Problem set: 0 solved, 734 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 398/398 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 734/734 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60193ms problems are : Problem set: 0 solved, 734 unsolved
Search for dead transitions found 0 dead transitions in 60194ms
Starting structural reductions in SI_LTL mode, iteration 1 : 398/432 places, 765/834 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60892 ms. Remains : 398/432 places, 765/834 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-14
Entered a terminal (fully accepting) state of product in 176 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-6A-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-6A-LTLFireability-14 finished in 61024 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||G(p1)||X(F(p2))))))'
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 432/432 places, 834/834 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 422 transition count 787
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 422 transition count 787
Applied a total of 20 rules in 8 ms. Remains 422 /432 variables (removed 10) and now considering 787/834 (removed 47) transitions.
// Phase 1: matrix 787 rows 422 cols
[2025-06-02 03:10:26] [INFO ] Computed 57 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:10:26] [INFO ] Implicit Places using invariants in 179 ms returned []
[2025-06-02 03:10:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 03:10:26] [INFO ] State equation strengthened by 17 read => feed constraints.
[2025-06-02 03:10:26] [INFO ] Implicit Places using invariants and state equation in 436 ms returned []
Implicit Place search using SMT with State Equation took 625 ms to find 0 implicit places.
Running 786 sub problems to find dead transitions.
[2025-06-02 03:10:26] [INFO ] Invariant cache hit.
[2025-06-02 03:10:26] [INFO ] State equation strengthened by 17 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 1 (OVERLAPS) 1/422 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 786 unsolved
At refinement iteration 3 (OVERLAPS) 787/1209 variables, 422/479 constraints. Problems are: Problem set: 0 solved, 786 unsolved
SMT process timed out in 30149ms, After SMT, problems are : Problem set: 0 solved, 786 unsolved
Search for dead transitions found 0 dead transitions in 30151ms
Starting structural reductions in LTL mode, iteration 1 : 422/432 places, 787/834 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30785 ms. Remains : 422/432 places, 787/834 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p2), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-6A-LTLFireability-15
Product exploration explored 100000 steps with 33333 reset in 791 ms.
Product exploration explored 100000 steps with 33333 reset in 794 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 11 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-6A-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-6A-LTLFireability-15 finished in 32573 ms.
All properties solved by simple procedures.
Total runtime 442494 ms.
BK_STOP 1748833858905
--------------------
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="NoC3x3-PT-6A"
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 NoC3x3-PT-6A, 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-174876812200236"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-6A.tgz
mv NoC3x3-PT-6A 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 ;