Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r276-smll-165307353200332.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.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 2-4028
Executing tool itstools
Input is ViralEpidemic-PT-S03D1C1A06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r276-smll-165307353200332
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.3M
-rw-r--r-- 1 mcc users 11K Apr 29 12:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Apr 29 12:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 29 12:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 29 12:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K May 9 09:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 09:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 9 09:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 09:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 09:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 9 09:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 11 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 3.1M May 10 09:34 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-S03D1C1A06-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S03D1C1A06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653204830272

Running Version 202205111006
[2022-05-22 07:33:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-22 07:33:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-22 07:33:53] [INFO ] Load time of PNML (sax parser for PT used): 625 ms
[2022-05-22 07:33:53] [INFO ] Transformed 5466 places.
[2022-05-22 07:33:53] [INFO ] Transformed 7651 transitions.
[2022-05-22 07:33:53] [INFO ] Parsed PT model containing 5466 places and 7651 transitions in 847 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 58 out of 5466 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5466/5466 places, 7651/7651 transitions.
Discarding 2503 places :
Symmetric choice reduction at 0 with 2503 rule applications. Total rules 2503 place count 2963 transition count 2992
Iterating global reduction 0 with 2503 rules applied. Total rules applied 5006 place count 2963 transition count 2992
Applied a total of 5006 rules in 1510 ms. Remains 2963 /5466 variables (removed 2503) and now considering 2992/7651 (removed 4659) transitions.
// Phase 1: matrix 2992 rows 2963 cols
[2022-05-22 07:33:55] [INFO ] Invariants computation overflowed in 301 ms
[2022-05-22 07:33:58] [INFO ] Implicit Places using invariants in 3185 ms returned []
// Phase 1: matrix 2992 rows 2963 cols
[2022-05-22 07:33:58] [INFO ] Invariants computation overflowed in 354 ms
[2022-05-22 07:33:59] [INFO ] Implicit Places using invariants and state equation in 1645 ms returned []
Implicit Place search using SMT with State Equation took 4884 ms to find 0 implicit places.
// Phase 1: matrix 2992 rows 2963 cols
[2022-05-22 07:33:59] [INFO ] Invariants computation overflowed in 68 ms
[2022-05-22 07:34:02] [INFO ] Dead Transitions using invariants and state equation in 3074 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2963/5466 places, 2992/7651 transitions.
Finished structural reductions, in 1 iterations. Remains : 2963/5466 places, 2992/7651 transitions.
Support contains 58 out of 2963 places after structural reductions.
[2022-05-22 07:34:03] [INFO ] Flatten gal took : 313 ms
[2022-05-22 07:34:03] [INFO ] Flatten gal took : 221 ms
[2022-05-22 07:34:04] [INFO ] Input system was already deterministic with 2992 transitions.
Support contains 52 out of 2963 places (down from 58) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 81 resets, run finished after 960 ms. (steps per millisecond=10 ) properties (out of 26) seen :23
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 225 ms. (steps per millisecond=44 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 2992 rows 2963 cols
[2022-05-22 07:34:05] [INFO ] Invariants computation overflowed in 106 ms
[2022-05-22 07:34:09] [INFO ] After 3365ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2022-05-22 07:34:12] [INFO ] After 2573ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2022-05-22 07:34:13] [INFO ] After 3222ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 353 ms.
[2022-05-22 07:34:13] [INFO ] After 4587ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 80 steps, including 0 resets, run visited all 3 properties in 7 ms. (steps per millisecond=11 )
Parikh walk visited 3 properties in 21 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 2963 stabilizing places and 2992 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2963 transition count 2992
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 : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(F(p0)))||G(p1)))'
Support contains 3 out of 2963 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Graph (complete) has 1843 edges and 2963 vertex of which 35 are kept as prefixes of interest. Removing 2928 places using SCC suffix rule.15 ms
Discarding 2928 places :
Also discarding 2935 output transitions
Drop transitions removed 2935 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 34 transition count 50
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 9 place count 32 transition count 46
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 32 transition count 46
Applied a total of 11 rules in 36 ms. Remains 32 /2963 variables (removed 2931) and now considering 46/2992 (removed 2946) transitions.
// Phase 1: matrix 46 rows 32 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:14] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 46 rows 32 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 6 ms
[2022-05-22 07:34:14] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2022-05-22 07:34:14] [INFO ] Redundant transitions in 20 ms returned [11, 15]
Found 2 redundant transitions using SMT.
Drop transitions removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
// Phase 1: matrix 44 rows 32 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 5 ms
[2022-05-22 07:34:14] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/2963 places, 44/2992 transitions.
Graph (complete) has 16 edges and 32 vertex of which 30 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Applied a total of 1 rules in 2 ms. Remains 30 /32 variables (removed 2) and now considering 42/44 (removed 2) transitions.
// Phase 1: matrix 42 rows 30 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:14] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 42 rows 30 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:34:14] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 30/2963 places, 42/2992 transitions.
Finished structural reductions, in 2 iterations. Remains : 30/2963 places, 42/2992 transitions.
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s13 1) (GEQ s15 1)), p0:(GEQ s27 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 2 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-00 finished in 690 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(X(X(F(G(!p0))))))))'
Support contains 2 out of 2963 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Graph (complete) has 1843 edges and 2963 vertex of which 25 are kept as prefixes of interest. Removing 2938 places using SCC suffix rule.6 ms
Discarding 2938 places :
Also discarding 2955 output transitions
Drop transitions removed 2955 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 35
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 21 transition count 29
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 21 transition count 29
Applied a total of 8 rules in 17 ms. Remains 21 /2963 variables (removed 2942) and now considering 29/2992 (removed 2963) transitions.
// Phase 1: matrix 29 rows 21 cols
[2022-05-22 07:34:14] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:15] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 29 rows 21 cols
[2022-05-22 07:34:15] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:15] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
[2022-05-22 07:34:15] [INFO ] Redundant transitions in 20 ms returned [2, 15]
Found 2 redundant transitions using SMT.
Drop transitions removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
// Phase 1: matrix 27 rows 21 cols
[2022-05-22 07:34:15] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-22 07:34:15] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/2963 places, 27/2992 transitions.
Graph (complete) has 11 edges and 21 vertex of which 19 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 removed 2 transitions
Applied a total of 1 rules in 2 ms. Remains 19 /21 variables (removed 2) and now considering 25/27 (removed 2) transitions.
// Phase 1: matrix 25 rows 19 cols
[2022-05-22 07:34:15] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:15] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 25 rows 19 cols
[2022-05-22 07:34:15] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:15] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/2963 places, 25/2992 transitions.
Finished structural reductions, in 2 iterations. Remains : 19/2963 places, 25/2992 transitions.
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p0), p0]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s12 1) (LT s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-01 finished in 378 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F(G((X(p0)||p1))))))'
Support contains 3 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 2917 transition count 2917
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 2917 transition count 2917
Applied a total of 92 rules in 372 ms. Remains 2917 /2963 variables (removed 46) and now considering 2917/2992 (removed 75) transitions.
// Phase 1: matrix 2917 rows 2917 cols
[2022-05-22 07:34:15] [INFO ] Invariants computation overflowed in 104 ms
[2022-05-22 07:34:17] [INFO ] Implicit Places using invariants in 2094 ms returned []
// Phase 1: matrix 2917 rows 2917 cols
[2022-05-22 07:34:17] [INFO ] Invariants computation overflowed in 76 ms
[2022-05-22 07:34:18] [INFO ] Implicit Places using invariants and state equation in 949 ms returned []
Implicit Place search using SMT with State Equation took 3048 ms to find 0 implicit places.
// Phase 1: matrix 2917 rows 2917 cols
[2022-05-22 07:34:18] [INFO ] Invariants computation overflowed in 59 ms
[2022-05-22 07:34:22] [INFO ] Dead Transitions using invariants and state equation in 3489 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2917/2963 places, 2917/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2917/2963 places, 2917/2992 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(LT s1976 1), p0:(OR (LT s1296 1) (LT s1299 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 830 reset in 3145 ms.
Product exploration explored 100000 steps with 838 reset in 4060 ms.
Computed a total of 2917 stabilizing places and 2917 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2917 transition count 2917
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 p1 p0), (X (AND p1 p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G p1))
Knowledge based reduction with 13 factoid took 335 ms. Reduced automaton from 2 states, 6 edges and 2 AP to 1 states, 0 edges and 0 AP.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-02 finished in 15919 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!(G(p0) U p0))))'
Support contains 2 out of 2963 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Graph (complete) has 1843 edges and 2963 vertex of which 23 are kept as prefixes of interest. Removing 2940 places using SCC suffix rule.7 ms
Discarding 2940 places :
Also discarding 2957 output transitions
Drop transitions removed 2957 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 22 transition count 31
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 7 place count 19 transition count 25
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 19 transition count 25
Applied a total of 10 rules in 18 ms. Remains 19 /2963 variables (removed 2944) and now considering 25/2992 (removed 2967) transitions.
// Phase 1: matrix 25 rows 19 cols
[2022-05-22 07:34:31] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:31] [INFO ] Implicit Places using invariants in 22 ms returned []
// Phase 1: matrix 25 rows 19 cols
[2022-05-22 07:34:31] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:31] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2022-05-22 07:34:31] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 25 rows 19 cols
[2022-05-22 07:34:31] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:31] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/2963 places, 25/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 19/2963 places, 25/2992 transitions.
Stuttering acceptance computed with spot in 49 ms :[p0]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s12 1) (GEQ s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 9548 reset in 290 ms.
Product exploration explored 100000 steps with 9486 reset in 339 ms.
Computed a total of 19 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 25
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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G (NOT p0)))
Knowledge based reduction with 4 factoid took 133 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-03 finished in 981 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((!(F(p1) U !p2)&&F(p1)&&p0)))'
Support contains 6 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 43 place count 2920 transition count 2923
Iterating global reduction 0 with 43 rules applied. Total rules applied 86 place count 2920 transition count 2923
Applied a total of 86 rules in 568 ms. Remains 2920 /2963 variables (removed 43) and now considering 2923/2992 (removed 69) transitions.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:32] [INFO ] Invariants computation overflowed in 63 ms
[2022-05-22 07:34:34] [INFO ] Implicit Places using invariants in 1886 ms returned []
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:34] [INFO ] Invariants computation overflowed in 65 ms
[2022-05-22 07:34:35] [INFO ] Implicit Places using invariants and state equation in 1114 ms returned []
Implicit Place search using SMT with State Equation took 3004 ms to find 0 implicit places.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:35] [INFO ] Invariants computation overflowed in 60 ms
[2022-05-22 07:34:38] [INFO ] Dead Transitions using invariants and state equation in 2999 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2920/2963 places, 2923/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2920/2963 places, 2923/2992 transitions.
Stuttering acceptance computed with spot in 315 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) p1), p1, (OR (NOT p1) (NOT p2) (NOT p0)), true]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p2), acceptance={0} source=0 dest: 0}, { cond=(AND p1 p2), acceptance={0} source=0 dest: 2}, { cond=(NOT p2), acceptance={0} source=0 dest: 6}], [{ cond=(AND p0 (NOT p1) p2), acceptance={} source=1 dest: 0}, { cond=(AND p0 p1 p2), acceptance={} source=1 dest: 2}, { cond=(OR (NOT p0) (NOT p2)), acceptance={} source=1 dest: 6}], [{ cond=(AND p1 p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 3}, { cond=(NOT p2), acceptance={} source=2 dest: 6}], [{ cond=(AND p1 p2), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 6}], [{ cond=(NOT p1), acceptance={} source=4 dest: 4}, { cond=p1, acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={} source=5 dest: 1}], [{ cond=true, acceptance={0} source=6 dest: 6}]], initial=5, aps=[p1:(AND (GEQ s2685 1) (GEQ s2687 1)), p2:(AND (GEQ s1226 1) (GEQ s1229 1)), p0:(AND (GEQ s2767 1) (GEQ s2775 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-04 finished in 6937 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((!G(p0) U (X(p0)||p1))||G(p2)))))'
Support contains 6 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 43 place count 2920 transition count 2923
Iterating global reduction 0 with 43 rules applied. Total rules applied 86 place count 2920 transition count 2923
Applied a total of 86 rules in 377 ms. Remains 2920 /2963 variables (removed 43) and now considering 2923/2992 (removed 69) transitions.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:39] [INFO ] Invariants computation overflowed in 84 ms
[2022-05-22 07:34:42] [INFO ] Implicit Places using invariants in 2437 ms returned []
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:42] [INFO ] Invariants computation overflowed in 95 ms
[2022-05-22 07:34:43] [INFO ] Implicit Places using invariants and state equation in 1149 ms returned []
Implicit Place search using SMT with State Equation took 3598 ms to find 0 implicit places.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:34:43] [INFO ] Invariants computation overflowed in 59 ms
[2022-05-22 07:34:46] [INFO ] Dead Transitions using invariants and state equation in 3058 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2920/2963 places, 2923/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2920/2963 places, 2923/2992 transitions.
Stuttering acceptance computed with spot in 273 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=3, aps=[p1:(AND (GEQ s470 1) (GEQ s472 1)), p0:(AND (GEQ s22 1) (GEQ s24 1)), p2:(OR (AND (GEQ s470 1) (GEQ s472 1)) (AND (GEQ s2179 1) (GEQ s2180 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 145 steps with 1 reset in 9 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-05 finished in 7364 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(X(G(X(G(p0)))))))'
Support contains 2 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 47 places :
Symmetric choice reduction at 0 with 47 rule applications. Total rules 47 place count 2916 transition count 2917
Iterating global reduction 0 with 47 rules applied. Total rules applied 94 place count 2916 transition count 2917
Applied a total of 94 rules in 580 ms. Remains 2916 /2963 variables (removed 47) and now considering 2917/2992 (removed 75) transitions.
// Phase 1: matrix 2917 rows 2916 cols
[2022-05-22 07:34:47] [INFO ] Invariants computation overflowed in 57 ms
[2022-05-22 07:34:49] [INFO ] Implicit Places using invariants in 2641 ms returned []
// Phase 1: matrix 2917 rows 2916 cols
[2022-05-22 07:34:49] [INFO ] Invariants computation overflowed in 93 ms
[2022-05-22 07:34:50] [INFO ] Implicit Places using invariants and state equation in 1036 ms returned []
Implicit Place search using SMT with State Equation took 3680 ms to find 0 implicit places.
// Phase 1: matrix 2917 rows 2916 cols
[2022-05-22 07:34:50] [INFO ] Invariants computation overflowed in 100 ms
[2022-05-22 07:34:54] [INFO ] Dead Transitions using invariants and state equation in 3243 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2916/2963 places, 2917/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2916/2963 places, 2917/2992 transitions.
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s2486 1) (GEQ s2523 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-07 finished in 7676 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&F(p1))))'
Support contains 4 out of 2963 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Graph (complete) has 1843 edges and 2963 vertex of which 40 are kept as prefixes of interest. Removing 2923 places using SCC suffix rule.7 ms
Discarding 2923 places :
Also discarding 2932 output transitions
Drop transitions removed 2932 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 39 transition count 56
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 7 place count 36 transition count 50
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 36 transition count 50
Applied a total of 10 rules in 27 ms. Remains 36 /2963 variables (removed 2927) and now considering 50/2992 (removed 2942) transitions.
// Phase 1: matrix 50 rows 36 cols
[2022-05-22 07:34:54] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:54] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 50 rows 36 cols
[2022-05-22 07:34:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:34:54] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2022-05-22 07:34:54] [INFO ] Redundant transitions in 16 ms returned [31, 35, 39]
Found 3 redundant transitions using SMT.
Drop transitions removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
// Phase 1: matrix 47 rows 36 cols
[2022-05-22 07:34:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:34:54] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 36/2963 places, 47/2992 transitions.
Graph (complete) has 20 edges and 36 vertex of which 33 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 removed 3 transitions
Applied a total of 1 rules in 1 ms. Remains 33 /36 variables (removed 3) and now considering 44/47 (removed 3) transitions.
// Phase 1: matrix 44 rows 33 cols
[2022-05-22 07:34:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:34:54] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 44 rows 33 cols
[2022-05-22 07:34:54] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:34:54] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 33/2963 places, 44/2992 transitions.
Finished structural reductions, in 2 iterations. Remains : 33/2963 places, 44/2992 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=2, aps=[p1:(AND (GEQ s12 1) (GEQ s14 1)), p0:(OR (AND (GEQ s27 1) (GEQ s30 1)) (LT s12 1) (LT s14 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-09 finished in 352 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 6 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 42 places :
Symmetric choice reduction at 0 with 42 rule applications. Total rules 42 place count 2921 transition count 2923
Iterating global reduction 0 with 42 rules applied. Total rules applied 84 place count 2921 transition count 2923
Applied a total of 84 rules in 558 ms. Remains 2921 /2963 variables (removed 42) and now considering 2923/2992 (removed 69) transitions.
// Phase 1: matrix 2923 rows 2921 cols
[2022-05-22 07:34:55] [INFO ] Invariants computation overflowed in 58 ms
[2022-05-22 07:34:57] [INFO ] Implicit Places using invariants in 2113 ms returned []
// Phase 1: matrix 2923 rows 2921 cols
[2022-05-22 07:34:57] [INFO ] Invariants computation overflowed in 62 ms
[2022-05-22 07:34:58] [INFO ] Implicit Places using invariants and state equation in 1107 ms returned []
Implicit Place search using SMT with State Equation took 3222 ms to find 0 implicit places.
// Phase 1: matrix 2923 rows 2921 cols
[2022-05-22 07:34:58] [INFO ] Invariants computation overflowed in 57 ms
[2022-05-22 07:35:01] [INFO ] Dead Transitions using invariants and state equation in 2705 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2921/2963 places, 2923/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2921/2963 places, 2923/2992 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s138 1) (GEQ s140 1) (GEQ s2225 1) (GEQ s2228 1) (GEQ s286 1) (GEQ s288 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 122 steps with 0 reset in 6 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-10 finished in 6597 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&p1)))'
Support contains 4 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 44 places :
Symmetric choice reduction at 0 with 44 rule applications. Total rules 44 place count 2919 transition count 2920
Iterating global reduction 0 with 44 rules applied. Total rules applied 88 place count 2919 transition count 2920
Applied a total of 88 rules in 590 ms. Remains 2919 /2963 variables (removed 44) and now considering 2920/2992 (removed 72) transitions.
// Phase 1: matrix 2920 rows 2919 cols
[2022-05-22 07:35:01] [INFO ] Invariants computation overflowed in 59 ms
[2022-05-22 07:35:04] [INFO ] Implicit Places using invariants in 2485 ms returned []
// Phase 1: matrix 2920 rows 2919 cols
[2022-05-22 07:35:04] [INFO ] Invariants computation overflowed in 97 ms
[2022-05-22 07:35:05] [INFO ] Implicit Places using invariants and state equation in 1141 ms returned []
Implicit Place search using SMT with State Equation took 3639 ms to find 0 implicit places.
// Phase 1: matrix 2920 rows 2919 cols
[2022-05-22 07:35:05] [INFO ] Invariants computation overflowed in 55 ms
[2022-05-22 07:35:08] [INFO ] Dead Transitions using invariants and state equation in 2903 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2919/2963 places, 2920/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2919/2963 places, 2920/2992 transitions.
Stuttering acceptance computed with spot in 87 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (LT s184 1) (LT s185 1)), p0:(AND (GEQ s974 1) (GEQ s976 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 126 steps with 0 reset in 4 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-11 finished in 7256 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(!((F(G(!G(!p0))) U p1) U G(p2)))'
Support contains 6 out of 2963 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Graph (complete) has 1843 edges and 2963 vertex of which 55 are kept as prefixes of interest. Removing 2908 places using SCC suffix rule.9 ms
Discarding 2908 places :
Also discarding 2907 output transitions
Drop transitions removed 2907 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 8 place count 54 transition count 77
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 11 place count 51 transition count 71
Iterating global reduction 1 with 3 rules applied. Total rules applied 14 place count 51 transition count 71
Applied a total of 14 rules in 44 ms. Remains 51 /2963 variables (removed 2912) and now considering 71/2992 (removed 2921) transitions.
// Phase 1: matrix 71 rows 51 cols
[2022-05-22 07:35:08] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:35:08] [INFO ] Implicit Places using invariants in 80 ms returned []
// Phase 1: matrix 71 rows 51 cols
[2022-05-22 07:35:08] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:35:08] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
[2022-05-22 07:35:08] [INFO ] Redundant transitions in 16 ms returned [5, 18, 60]
Found 3 redundant transitions using SMT.
Drop transitions removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
// Phase 1: matrix 68 rows 51 cols
[2022-05-22 07:35:08] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:35:08] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/2963 places, 68/2992 transitions.
Graph (complete) has 27 edges and 51 vertex of which 48 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Applied a total of 1 rules in 3 ms. Remains 48 /51 variables (removed 3) and now considering 65/68 (removed 3) transitions.
// Phase 1: matrix 65 rows 48 cols
[2022-05-22 07:35:08] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-22 07:35:08] [INFO ] Implicit Places using invariants in 38 ms returned []
// Phase 1: matrix 65 rows 48 cols
[2022-05-22 07:35:08] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-22 07:35:08] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 48/2963 places, 65/2992 transitions.
Finished structural reductions, in 2 iterations. Remains : 48/2963 places, 65/2992 transitions.
Stuttering acceptance computed with spot in 227 ms :[p2, p2, (AND p1 p2 p0), (AND p0 p2), (AND p2 p0)]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=p2, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p2, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 3}, { cond=(AND p0 p1 p2), acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}, { cond=(OR (AND p0 p2) (AND (NOT p1) p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) p2), acceptance={} source=4 dest: 4}, { cond=(AND p0 p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s29 1) (GEQ s31 1)), p2:(AND (GEQ s43 1) (GEQ s46 1)), p0:(AND (GEQ s13 1) (GEQ s14 1) (GEQ s29 1) (GEQ s31 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 3133 reset in 318 ms.
Product exploration explored 100000 steps with 3128 reset in 358 ms.
Computed a total of 48 stabilizing places and 65 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 48 transition count 65
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 p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND p0 p1 p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (OR (AND p0 p2) (AND (NOT p1) p2))))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G (NOT p2)))
Knowledge based reduction with 13 factoid took 387 ms. Reduced automaton from 5 states, 12 edges and 3 AP to 1 states, 0 edges and 0 AP.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-12 finished in 1854 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((!X(G(X(p0))) U G((p1 U p2)))&&X(p3)))'
Support contains 7 out of 2963 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2963/2963 places, 2992/2992 transitions.
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 43 place count 2920 transition count 2923
Iterating global reduction 0 with 43 rules applied. Total rules applied 86 place count 2920 transition count 2923
Applied a total of 86 rules in 576 ms. Remains 2920 /2963 variables (removed 43) and now considering 2923/2992 (removed 69) transitions.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:35:10] [INFO ] Invariants computation overflowed in 93 ms
[2022-05-22 07:35:13] [INFO ] Implicit Places using invariants in 2462 ms returned []
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:35:13] [INFO ] Invariants computation overflowed in 58 ms
[2022-05-22 07:35:14] [INFO ] Implicit Places using invariants and state equation in 1167 ms returned []
Implicit Place search using SMT with State Equation took 3631 ms to find 0 implicit places.
// Phase 1: matrix 2923 rows 2920 cols
[2022-05-22 07:35:14] [INFO ] Invariants computation overflowed in 58 ms
[2022-05-22 07:35:18] [INFO ] Dead Transitions using invariants and state equation in 3653 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2920/2963 places, 2923/2992 transitions.
Finished structural reductions, in 1 iterations. Remains : 2920/2963 places, 2923/2992 transitions.
Stuttering acceptance computed with spot in 395 ms :[(OR (NOT p2) (NOT p3)), (NOT p3), p0, (NOT p2), (AND p0 (NOT p2)), (NOT p2), true, p0, (AND p0 (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S03D1C1A06-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}, { cond=(OR p2 p1), acceptance={} source=0 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={} source=0 dest: 5}], [{ cond=(NOT p3), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={} source=2 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(OR p2 p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=(OR p2 p1), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 7}, { cond=(AND (NOT p2) p1), acceptance={} source=4 dest: 8}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=5 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={0} source=5 dest: 5}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=p0, acceptance={0} source=7 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=8 dest: 7}, { cond=(AND (NOT p2) p1 p0), acceptance={0} source=8 dest: 8}]], initial=0, aps=[p2:(AND (GEQ s2792 1) (GEQ s2794 1) (GEQ s2917 1)), p1:(GEQ s2917 1), p3:(AND (GEQ s2560 1) (GEQ s2562 1)), p0:(AND (GEQ s1738 1) (GEQ s1740 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 1 reset in 3 ms.
FORMULA ViralEpidemic-PT-S03D1C1A06-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S03D1C1A06-LTLFireability-13 finished in 8295 ms.
All properties solved by simple procedures.
Total runtime 86381 ms.

BK_STOP 1653204919002

--------------------
content from stderr:

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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-S03D1C1A06"
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 2-4028"
echo " Executing tool itstools"
echo " Input is ViralEpidemic-PT-S03D1C1A06, 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 r276-smll-165307353200332"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S03D1C1A06.tgz
mv ViralEpidemic-PT-S03D1C1A06 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 ;