Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r444-smll-171701111500404.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is ViralEpidemic-PT-S16D2C4A02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r444-smll-171701111500404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.7M
-rw-r--r-- 1 mcc users 13K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 19 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 19:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 04:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Apr 12 04:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 04:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Apr 12 04:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 08:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 23 08:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 11 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.2M May 18 16:43 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717215331484

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S16D2C4A02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-06-01 04:15:33] [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]
[2024-06-01 04:15:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 04:15:34] [INFO ] Load time of PNML (sax parser for PT used): 564 ms
[2024-06-01 04:15:34] [INFO ] Transformed 4915 places.
[2024-06-01 04:15:34] [INFO ] Transformed 9009 transitions.
[2024-06-01 04:15:34] [INFO ] Parsed PT model containing 4915 places and 9009 transitions and 22113 arcs in 808 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 128 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 64 out of 4915 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4915/4915 places, 9009/9009 transitions.
Discarding 4050 places :
Symmetric choice reduction at 0 with 4050 rule applications. Total rules 4050 place count 865 transition count 896
Iterating global reduction 0 with 4050 rules applied. Total rules applied 8100 place count 865 transition count 896
Applied a total of 8100 rules in 993 ms. Remains 865 /4915 variables (removed 4050) and now considering 896/9009 (removed 8113) transitions.
// Phase 1: matrix 896 rows 865 cols
[2024-06-01 04:15:35] [INFO ] Computed 1 invariants in 117 ms
[2024-06-01 04:15:36] [INFO ] Implicit Places using invariants in 1066 ms returned []
[2024-06-01 04:15:36] [INFO ] Invariant cache hit.
[2024-06-01 04:15:37] [INFO ] Implicit Places using invariants and state equation in 1162 ms returned []
Implicit Place search using SMT with State Equation took 2276 ms to find 0 implicit places.
Running 895 sub problems to find dead transitions.
[2024-06-01 04:15:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/864 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 895 unsolved
At refinement iteration 1 (OVERLAPS) 1/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 895 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 865/1761 variables, and 1 constraints, problems are : Problem set: 0 solved, 895 unsolved in 30071 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/865 constraints, PredecessorRefiner: 895/895 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 895 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/864 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 895 unsolved
At refinement iteration 1 (OVERLAPS) 1/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 895 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/865 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 895 unsolved
SMT process timed out in 60595ms, After SMT, problems are : Problem set: 0 solved, 895 unsolved
Search for dead transitions found 0 dead transitions in 60635ms
Starting structural reductions in LTL mode, iteration 1 : 865/4915 places, 896/9009 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63950 ms. Remains : 865/4915 places, 896/9009 transitions.
Support contains 64 out of 865 places after structural reductions.
[2024-06-01 04:16:38] [INFO ] Flatten gal took : 134 ms
[2024-06-01 04:16:39] [INFO ] Flatten gal took : 95 ms
[2024-06-01 04:16:39] [INFO ] Input system was already deterministic with 896 transitions.
Support contains 62 out of 865 places (down from 64) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 31 to 29
RANDOM walk for 40000 steps (43 resets) in 2221 ms. (18 steps per ms) remains 1/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 655 ms. (60 steps per ms) remains 1/1 properties
[2024-06-01 04:16:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 861/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/865 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 896/1761 variables, 865/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1761 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/1761 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1761/1761 variables, and 866 constraints, problems are : Problem set: 0 solved, 1 unsolved in 652 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 865/865 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 861/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/865 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 896/1761 variables, 865/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1761 variables, 1/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1761 variables, 0/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1761 variables, 0/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1761/1761 variables, and 867 constraints, problems are : Problem set: 0 solved, 1 unsolved in 549 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 865/865 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1214ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 102 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=34 )
Parikh walk visited 1 properties in 23 ms.
Computed a total of 865 stabilizing places and 896 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 865 transition count 896
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_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1)||G(p2))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 64 are kept as prefixes of interest. Removing 801 places using SCC suffix rule.7 ms
Discarding 801 places :
Also discarding 771 output transitions
Drop transitions (Output transitions of discarded places.) removed 771 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 63 transition count 109
Discarding 37 places :
Symmetric choice reduction at 1 with 37 rule applications. Total rules 53 place count 26 transition count 35
Iterating global reduction 1 with 37 rules applied. Total rules applied 90 place count 26 transition count 35
Applied a total of 90 rules in 60 ms. Remains 26 /865 variables (removed 839) and now considering 35/896 (removed 861) transitions.
// Phase 1: matrix 35 rows 26 cols
[2024-06-01 04:16:41] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 04:16:41] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-06-01 04:16:41] [INFO ] Invariant cache hit.
[2024-06-01 04:16:41] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2024-06-01 04:16:41] [INFO ] Redundant transitions in 26 ms returned [6, 17, 34]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 22 sub problems to find dead transitions.
// Phase 1: matrix 32 rows 26 cols
[2024-06-01 04:16:41] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 27/48 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 6/54 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 2/56 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/58 variables, and 25 constraints, problems are : Problem set: 0 solved, 22 unsolved in 281 ms.
Refiners :[State Equation: 25/26 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 27/48 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 22/43 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 6/54 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 2/56 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/58 variables, and 47 constraints, problems are : Problem set: 0 solved, 22 unsolved in 295 ms.
Refiners :[State Equation: 25/26 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
After SMT, in 586ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 586ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/865 places, 32/896 transitions.
Graph (complete) has 12 edges and 26 vertex of which 23 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 2 ms. Remains 23 /26 variables (removed 3) and now considering 29/32 (removed 3) transitions.
// Phase 1: matrix 29 rows 23 cols
[2024-06-01 04:16:42] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:16:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 04:16:42] [INFO ] Invariant cache hit.
[2024-06-01 04:16:42] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/865 places, 29/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 817 ms. Remains : 23/865 places, 29/896 transitions.
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-00
Stuttering criterion allowed to conclude after 35 steps with 0 reset in 3 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-00 finished in 1084 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&G((X(X(G(p1)))&&(p1||X(p2))))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 287 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-01 04:16:43] [INFO ] Computed 1 invariants in 15 ms
[2024-06-01 04:16:43] [INFO ] Implicit Places using invariants in 485 ms returned []
[2024-06-01 04:16:43] [INFO ] Invariant cache hit.
[2024-06-01 04:16:44] [INFO ] Implicit Places using invariants and state equation in 955 ms returned []
Implicit Place search using SMT with State Equation took 1445 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-01 04:16:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 0.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
(s36 1.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 1.0)
(s41 1.0)
(s42 1.0)
(s43 1.0)
(s44 1.0)
(s45 1.0)
(s46 1.0)
(s47 1.0)
(s48 1.0)
(s49 1.0)
(s50 1.0)
(s51 1.0)
(s52 1.0)
(s53 1.0)
(s54 1.0)
(s55 1.0)
(s56 1.0)
(s57 1.0)
(s58 1.0)
(s59 1.0)
(s60 1.0)
(s61 1.0)
(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
(s69 1.0)
(s70 1.0)
(s71 1.0)
(s72 1.0)
(s73 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/809 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 3 (OVERLAPS) 811/1620 variables, 809/810 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1620 variables, 810/1620 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1620/1620 variables, and 1620 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 809/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
After SMT, in 60300ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60311ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62048 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 243 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-01 finished in 62313 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!p0 U (p1||G(!p0)))||(F(p0)&&p2))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 91 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-01 04:17:45] [INFO ] Computed 1 invariants in 10 ms
[2024-06-01 04:17:45] [INFO ] Implicit Places using invariants in 475 ms returned []
[2024-06-01 04:17:45] [INFO ] Invariant cache hit.
[2024-06-01 04:17:46] [INFO ] Implicit Places using invariants and state equation in 1105 ms returned []
Implicit Place search using SMT with State Equation took 1582 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-01 04:17:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (OVERLAPS) 808/1615 variables, 807/808 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1615 variables, 807/1615 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1615/1615 variables, and 1615 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 807/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
After SMT, in 60262ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60273ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61950 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 1230 ms.
Product exploration explored 100000 steps with 50000 reset in 1225 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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)...)
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p1)), (F (G (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 23 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-02 finished in 65023 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 27 are kept as prefixes of interest. Removing 838 places using SCC suffix rule.2 ms
Discarding 838 places :
Also discarding 839 output transitions
Drop transitions (Output transitions of discarded places.) removed 839 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 26 transition count 46
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 16 rules applied. Total rules applied 43 place count 10 transition count 14
Applied a total of 43 rules in 7 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-01 04:18:50] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:18:50] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 04:18:50] [INFO ] Invariant cache hit.
[2024-06-01 04:18:50] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-06-01 04:18:50] [INFO ] Redundant transitions in 13 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-01 04:18:50] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 84 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 93 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 179ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 180ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-01 04:18:50] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:18:50] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-01 04:18:50] [INFO ] Invariant cache hit.
[2024-06-01 04:18:50] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 309 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-03
Product exploration explored 100000 steps with 7736 reset in 152 ms.
Product exploration explored 100000 steps with 7781 reset in 161 ms.
Computed a total of 8 stabilizing places and 10 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8 transition count 10
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)...)
Knowledge obtained : [p0, (X 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 20 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-03 finished in 784 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p1 U X(p2)))&&p0)))'
Support contains 8 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 54 place count 811 transition count 814
Iterating global reduction 0 with 54 rules applied. Total rules applied 108 place count 811 transition count 814
Applied a total of 108 rules in 46 ms. Remains 811 /865 variables (removed 54) and now considering 814/896 (removed 82) transitions.
// Phase 1: matrix 814 rows 811 cols
[2024-06-01 04:18:51] [INFO ] Computed 1 invariants in 15 ms
[2024-06-01 04:18:51] [INFO ] Implicit Places using invariants in 483 ms returned []
[2024-06-01 04:18:51] [INFO ] Invariant cache hit.
[2024-06-01 04:18:52] [INFO ] Implicit Places using invariants and state equation in 1107 ms returned []
Implicit Place search using SMT with State Equation took 1595 ms to find 0 implicit places.
Running 813 sub problems to find dead transitions.
[2024-06-01 04:18:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (OVERLAPS) 1/811 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 813 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 811/1625 variables, and 1 constraints, problems are : Problem set: 0 solved, 813 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/811 constraints, PredecessorRefiner: 813/813 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 813 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (OVERLAPS) 1/811 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/811 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 3 (OVERLAPS) 814/1625 variables, 811/812 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1625 variables, 813/1625 constraints. Problems are: Problem set: 0 solved, 813 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1625/1625 variables, and 1625 constraints, problems are : Problem set: 0 solved, 813 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 811/811 constraints, PredecessorRefiner: 813/813 constraints, Known Traps: 0/0 constraints]
After SMT, in 60223ms problems are : Problem set: 0 solved, 813 unsolved
Search for dead transitions found 0 dead transitions in 60234ms
Starting structural reductions in LTL mode, iteration 1 : 811/865 places, 814/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61879 ms. Remains : 811/865 places, 814/896 transitions.
Stuttering acceptance computed with spot in 266 ms :[(NOT p2), (NOT p2), (NOT p2), (OR (NOT p0) (NOT p2)), (OR (NOT p2) (NOT p0)), true]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-04 finished in 62172 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1)||F(p2))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 44 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-01 04:19:53] [INFO ] Computed 1 invariants in 9 ms
[2024-06-01 04:19:53] [INFO ] Implicit Places using invariants in 564 ms returned []
[2024-06-01 04:19:53] [INFO ] Invariant cache hit.
[2024-06-01 04:19:54] [INFO ] Implicit Places using invariants and state equation in 1209 ms returned []
Implicit Place search using SMT with State Equation took 1775 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-01 04:19:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/809 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
SMT process timed out in 60197ms, After SMT, problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60207ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62029 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 216 ms :[(NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 1320 ms.
Product exploration explored 100000 steps with 50000 reset in 1169 ms.
Computed a total of 809 stabilizing places and 811 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 809 transition count 811
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)...)
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1)), (X (X (AND p1 (NOT p2)))), (F (G (NOT p2))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 17 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-05 finished in 65090 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((G(F(p1))&&p0))))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 64 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-01 04:20:58] [INFO ] Computed 1 invariants in 8 ms
[2024-06-01 04:20:58] [INFO ] Implicit Places using invariants in 713 ms returned []
[2024-06-01 04:20:59] [INFO ] Invariant cache hit.
[2024-06-01 04:21:00] [INFO ] Implicit Places using invariants and state equation in 1320 ms returned []
Implicit Place search using SMT with State Equation took 2042 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-01 04:21:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
SMT process timed out in 30272ms, After SMT, problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 30286ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32396 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 284 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-06
Stuttering criterion allowed to conclude after 3164 steps with 6 reset in 102 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-06 finished in 32805 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(G(p1)||X(G(p2))))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 64 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-01 04:21:31] [INFO ] Computed 1 invariants in 8 ms
[2024-06-01 04:21:31] [INFO ] Implicit Places using invariants in 536 ms returned []
[2024-06-01 04:21:31] [INFO ] Invariant cache hit.
[2024-06-01 04:21:32] [INFO ] Implicit Places using invariants and state equation in 1117 ms returned []
Implicit Place search using SMT with State Equation took 1661 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-01 04:21:32] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s169 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
SMT process timed out in 30190ms, After SMT, problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 30200ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31928 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 309 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1061 steps with 1 reset in 34 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-07 finished in 32315 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(!p0))||(F(!p0)&&p1)))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 62 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-01 04:22:03] [INFO ] Computed 1 invariants in 13 ms
[2024-06-01 04:22:04] [INFO ] Implicit Places using invariants in 966 ms returned []
[2024-06-01 04:22:04] [INFO ] Invariant cache hit.
[2024-06-01 04:22:05] [INFO ] Implicit Places using invariants and state equation in 1389 ms returned []
Implicit Place search using SMT with State Equation took 2357 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-01 04:22:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
SMT process timed out in 60203ms, After SMT, problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60211ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62634 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 120 ms :[p0, p0, p0]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-08
Product exploration explored 100000 steps with 175 reset in 1796 ms.
Product exploration explored 100000 steps with 185 reset in 1959 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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)...)
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 18 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-08 finished in 66877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(F(p1))&&p0))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 44 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-01 04:23:10] [INFO ] Computed 1 invariants in 9 ms
[2024-06-01 04:23:10] [INFO ] Implicit Places using invariants in 673 ms returned []
[2024-06-01 04:23:10] [INFO ] Invariant cache hit.
[2024-06-01 04:23:12] [INFO ] Implicit Places using invariants and state equation in 1134 ms returned []
Implicit Place search using SMT with State Equation took 1827 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-01 04:23:12] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
SMT process timed out in 30186ms, After SMT, problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 30195ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32069 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-11
Stuttering criterion allowed to conclude after 853 steps with 0 reset in 28 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-11 finished in 32293 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(p1)||p0))))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 60 places :
Symmetric choice reduction at 0 with 60 rule applications. Total rules 60 place count 805 transition count 805
Iterating global reduction 0 with 60 rules applied. Total rules applied 120 place count 805 transition count 805
Applied a total of 120 rules in 53 ms. Remains 805 /865 variables (removed 60) and now considering 805/896 (removed 91) transitions.
// Phase 1: matrix 805 rows 805 cols
[2024-06-01 04:23:42] [INFO ] Computed 1 invariants in 13 ms
[2024-06-01 04:23:43] [INFO ] Implicit Places using invariants in 873 ms returned []
[2024-06-01 04:23:43] [INFO ] Invariant cache hit.
[2024-06-01 04:23:44] [INFO ] Implicit Places using invariants and state equation in 1189 ms returned []
Implicit Place search using SMT with State Equation took 2066 ms to find 0 implicit places.
Running 804 sub problems to find dead transitions.
[2024-06-01 04:23:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/804 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 1 (OVERLAPS) 1/805 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/1610 variables, and 1 constraints, problems are : Problem set: 0 solved, 804 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/805 constraints, PredecessorRefiner: 804/804 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 804 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/804 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 1 (OVERLAPS) 1/805 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/805 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 3 (OVERLAPS) 805/1610 variables, 805/806 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1610 variables, 804/1610 constraints. Problems are: Problem set: 0 solved, 804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1610 variables, and 1610 constraints, problems are : Problem set: 0 solved, 804 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 805/805 constraints, PredecessorRefiner: 804/804 constraints, Known Traps: 0/0 constraints]
After SMT, in 60206ms problems are : Problem set: 0 solved, 804 unsolved
Search for dead transitions found 0 dead transitions in 60216ms
Starting structural reductions in LTL mode, iteration 1 : 805/865 places, 805/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62337 ms. Remains : 805/865 places, 805/896 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-12
Product exploration explored 100000 steps with 125 reset in 1733 ms.
Product exploration explored 100000 steps with 126 reset in 1872 ms.
Computed a total of 805 stabilizing places and 805 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 805 transition count 805
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)...)
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 22 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-12 finished in 66459 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X((!p0 U (p1||G(!p0))))))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 36 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-01 04:24:49] [INFO ] Computed 1 invariants in 8 ms
[2024-06-01 04:24:49] [INFO ] Implicit Places using invariants in 575 ms returned []
[2024-06-01 04:24:49] [INFO ] Invariant cache hit.
[2024-06-01 04:24:50] [INFO ] Implicit Places using invariants and state equation in 1046 ms returned []
Implicit Place search using SMT with State Equation took 1623 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-01 04:24:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (OVERLAPS) 808/1615 variables, 807/808 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1615/1615 variables, and 1615 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30075 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 807/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
After SMT, in 60258ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60267ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61928 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 139 ms :[p0, p0, (AND p0 (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-13
Product exploration explored 100000 steps with 179 reset in 1685 ms.
Product exploration explored 100000 steps with 170 reset in 1965 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 29 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-13 finished in 66060 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 24 are kept as prefixes of interest. Removing 841 places using SCC suffix rule.2 ms
Discarding 841 places :
Also discarding 842 output transitions
Drop transitions (Output transitions of discarded places.) removed 842 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 23 transition count 40
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 13 rules applied. Total rules applied 40 place count 10 transition count 14
Applied a total of 40 rules in 8 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-01 04:25:55] [INFO ] Invariant cache hit.
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-06-01 04:25:55] [INFO ] Redundant transitions in 12 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 92 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 81 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 176ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 176ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-06-01 04:25:55] [INFO ] Invariant cache hit.
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 289 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-14
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-14 finished in 371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 20 are kept as prefixes of interest. Removing 845 places using SCC suffix rule.2 ms
Discarding 845 places :
Also discarding 846 output transitions
Drop transitions (Output transitions of discarded places.) removed 846 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 19 transition count 32
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 9 rules applied. Total rules applied 36 place count 10 transition count 14
Applied a total of 36 rules in 6 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 04:25:55] [INFO ] Invariant cache hit.
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-06-01 04:25:55] [INFO ] Redundant transitions in 13 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 3 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 97 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 90 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 198ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 198ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-01 04:25:55] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-06-01 04:25:55] [INFO ] Invariant cache hit.
[2024-06-01 04:25:55] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 310 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-15
Product exploration explored 100000 steps with 6528 reset in 72 ms.
Product exploration explored 100000 steps with 6526 reset in 85 ms.
Computed a total of 8 stabilizing places and 10 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8 transition count 10
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)...)
Knowledge obtained : [p0, (X 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 ViralEpidemic-PT-S16D2C4A02-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-15 finished in 556 ms.
All properties solved by simple procedures.
Total runtime 622624 ms.

BK_STOP 1717215956334

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="ViralEpidemic-PT-S16D2C4A02"
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 2-5568"
echo " Executing tool itstools"
echo " Input is ViralEpidemic-PT-S16D2C4A02, 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 r444-smll-171701111500404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S16D2C4A02.tgz
mv ViralEpidemic-PT-S16D2C4A02 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;