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.r222-tall-165286025400572.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)
.................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is ShieldPPPt-PT-003B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r222-tall-165286025400572
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 272K
-rw-r--r-- 1 mcc users 5.9K Apr 29 13:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Apr 29 13:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Apr 29 13:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Apr 29 13:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 08:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 08:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 08:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 5 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 56K 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 ShieldPPPt-PT-003B-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-003B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653016676570

Running Version 202205111006
[2022-05-20 03:17:57] [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]
[2022-05-20 03:17:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 03:17:57] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2022-05-20 03:17:57] [INFO ] Transformed 237 places.
[2022-05-20 03:17:57] [INFO ] Transformed 216 transitions.
[2022-05-20 03:17:57] [INFO ] Found NUPN structural information;
[2022-05-20 03:17:57] [INFO ] Parsed PT model containing 237 places and 216 transitions in 193 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ShieldPPPt-PT-003B-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-003B-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 237 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 237/237 places, 216/216 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 217 transition count 196
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 217 transition count 196
Applied a total of 40 rules in 50 ms. Remains 217 /237 variables (removed 20) and now considering 196/216 (removed 20) transitions.
// Phase 1: matrix 196 rows 217 cols
[2022-05-20 03:17:58] [INFO ] Computed 34 place invariants in 16 ms
[2022-05-20 03:17:58] [INFO ] Implicit Places using invariants in 205 ms returned []
// Phase 1: matrix 196 rows 217 cols
[2022-05-20 03:17:58] [INFO ] Computed 34 place invariants in 2 ms
[2022-05-20 03:17:58] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 388 ms to find 0 implicit places.
// Phase 1: matrix 196 rows 217 cols
[2022-05-20 03:17:58] [INFO ] Computed 34 place invariants in 7 ms
[2022-05-20 03:17:58] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 217/237 places, 196/216 transitions.
Finished structural reductions, in 1 iterations. Remains : 217/237 places, 196/216 transitions.
Support contains 30 out of 217 places after structural reductions.
[2022-05-20 03:17:58] [INFO ] Flatten gal took : 47 ms
[2022-05-20 03:17:58] [INFO ] Flatten gal took : 17 ms
[2022-05-20 03:17:58] [INFO ] Input system was already deterministic with 196 transitions.
Support contains 26 out of 217 places (down from 30) after GAL structural reductions.
Finished random walk after 692 steps, including 0 resets, run visited all 21 properties in 82 ms. (steps per millisecond=8 )
Computed a total of 49 stabilizing places and 49 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(G(X(G(X(X((p0 U !p0)))))))))'
Support contains 1 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 216 transition count 154
Reduce places removed 41 places and 0 transitions.
Iterating post reduction 1 with 41 rules applied. Total rules applied 82 place count 175 transition count 154
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 82 place count 175 transition count 137
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 116 place count 158 transition count 137
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 126 place count 148 transition count 127
Iterating global reduction 2 with 10 rules applied. Total rules applied 136 place count 148 transition count 127
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 136 place count 148 transition count 118
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 154 place count 139 transition count 118
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 256 place count 88 transition count 67
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 274 place count 79 transition count 67
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 276 place count 77 transition count 65
Applied a total of 276 rules in 47 ms. Remains 77 /217 variables (removed 140) and now considering 65/196 (removed 131) transitions.
// Phase 1: matrix 65 rows 77 cols
[2022-05-20 03:17:59] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:17:59] [INFO ] Implicit Places using invariants in 55 ms returned []
// Phase 1: matrix 65 rows 77 cols
[2022-05-20 03:17:59] [INFO ] Computed 34 place invariants in 11 ms
[2022-05-20 03:17:59] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
[2022-05-20 03:17:59] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 65 rows 77 cols
[2022-05-20 03:17:59] [INFO ] Computed 34 place invariants in 9 ms
[2022-05-20 03:17:59] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/217 places, 65/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 77/217 places, 65/196 transitions.
Stuttering acceptance computed with spot in 172 ms :[p0, p0]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s68 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1049 reset in 328 ms.
Stack based approach found an accepted trace after 10675 steps with 119 reset with depth 44 and stack size 38 in 43 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-00 finished in 895 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 216 transition count 153
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 174 transition count 153
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 84 place count 174 transition count 135
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 120 place count 156 transition count 135
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 130 place count 146 transition count 125
Iterating global reduction 2 with 10 rules applied. Total rules applied 140 place count 146 transition count 125
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 140 place count 146 transition count 116
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 158 place count 137 transition count 116
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 258 place count 87 transition count 66
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 259 place count 87 transition count 65
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 261 place count 86 transition count 64
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 277 place count 78 transition count 64
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 278 place count 77 transition count 63
Applied a total of 278 rules in 38 ms. Remains 77 /217 variables (removed 140) and now considering 63/196 (removed 133) transitions.
// Phase 1: matrix 63 rows 77 cols
[2022-05-20 03:18:00] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:00] [INFO ] Implicit Places using invariants in 53 ms returned [70]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 63 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/217 places, 63/196 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 76 transition count 61
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 74 transition count 61
Applied a total of 4 rules in 4 ms. Remains 74 /76 variables (removed 2) and now considering 61/63 (removed 2) transitions.
// Phase 1: matrix 61 rows 74 cols
[2022-05-20 03:18:00] [INFO ] Computed 33 place invariants in 1 ms
[2022-05-20 03:18:00] [INFO ] Implicit Places using invariants in 60 ms returned [57, 61]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 61 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 72/217 places, 61/196 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 70 transition count 59
Applied a total of 4 rules in 4 ms. Remains 70 /72 variables (removed 2) and now considering 59/61 (removed 2) transitions.
// Phase 1: matrix 59 rows 70 cols
[2022-05-20 03:18:00] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:00] [INFO ] Implicit Places using invariants in 54 ms returned []
// Phase 1: matrix 59 rows 70 cols
[2022-05-20 03:18:00] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:00] [INFO ] State equation strengthened by 5 read => feed constraints.
[2022-05-20 03:18:00] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 70/217 places, 59/196 transitions.
Finished structural reductions, in 3 iterations. Remains : 70/217 places, 59/196 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s53 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][true]]
Product exploration explored 100000 steps with 50000 reset in 176 ms.
Product exploration explored 100000 steps with 50000 reset in 155 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/70 stabilizing places and 2/59 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 78 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA ShieldPPPt-PT-003B-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-003B-LTLFireability-01 finished in 784 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0 U G(F((X(p1)||p2)))))&&G(F(p0))))'
Support contains 4 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 43 transitions
Trivial Post-agglo rules discarded 43 transitions
Performed 43 trivial Post agglomeration. Transition count delta: 43
Iterating post reduction 0 with 43 rules applied. Total rules applied 43 place count 216 transition count 152
Reduce places removed 43 places and 0 transitions.
Iterating post reduction 1 with 43 rules applied. Total rules applied 86 place count 173 transition count 152
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 86 place count 173 transition count 136
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 118 place count 157 transition count 136
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 126 place count 149 transition count 128
Iterating global reduction 2 with 8 rules applied. Total rules applied 134 place count 149 transition count 128
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 134 place count 149 transition count 121
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 148 place count 142 transition count 121
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 2 with 104 rules applied. Total rules applied 252 place count 90 transition count 69
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 253 place count 90 transition count 68
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 255 place count 89 transition count 67
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 271 place count 81 transition count 67
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 273 place count 79 transition count 65
Applied a total of 273 rules in 27 ms. Remains 79 /217 variables (removed 138) and now considering 65/196 (removed 131) transitions.
// Phase 1: matrix 65 rows 79 cols
[2022-05-20 03:18:01] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants in 51 ms returned []
// Phase 1: matrix 65 rows 79 cols
[2022-05-20 03:18:01] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
[2022-05-20 03:18:01] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 65 rows 79 cols
[2022-05-20 03:18:01] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:01] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 79/217 places, 65/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 79/217 places, 65/196 transitions.
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s6 1) (EQ s22 1)), p2:(EQ s70 1), p1:(EQ s76 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]]
Product exploration explored 100000 steps with 1392 reset in 188 ms.
Stack based approach found an accepted trace after 246 steps with 5 reset with depth 40 and stack size 40 in 1 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-02 finished in 610 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((G(X(G(p0)))||p1))))'
Support contains 3 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Drop transitions removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 217 transition count 154
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 175 transition count 154
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 84 place count 175 transition count 137
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 118 place count 158 transition count 137
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 127 place count 149 transition count 128
Iterating global reduction 2 with 9 rules applied. Total rules applied 136 place count 149 transition count 128
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 136 place count 149 transition count 120
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 152 place count 141 transition count 120
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 0 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 2 with 108 rules applied. Total rules applied 260 place count 87 transition count 66
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 261 place count 87 transition count 65
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 263 place count 86 transition count 64
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 277 place count 79 transition count 64
Applied a total of 277 rules in 24 ms. Remains 79 /217 variables (removed 138) and now considering 64/196 (removed 132) transitions.
// Phase 1: matrix 64 rows 79 cols
[2022-05-20 03:18:01] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants in 59 ms returned [72]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 78/217 places, 64/196 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 78 transition count 62
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 76 transition count 62
Applied a total of 4 rules in 3 ms. Remains 76 /78 variables (removed 2) and now considering 62/64 (removed 2) transitions.
// Phase 1: matrix 62 rows 76 cols
[2022-05-20 03:18:01] [INFO ] Computed 33 place invariants in 1 ms
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants in 48 ms returned [59, 63]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 49 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 74/217 places, 62/196 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 72 transition count 60
Applied a total of 4 rules in 3 ms. Remains 72 /74 variables (removed 2) and now considering 60/62 (removed 2) transitions.
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:01] [INFO ] Computed 31 place invariants in 3 ms
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants in 69 ms returned []
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:01] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:01] [INFO ] State equation strengthened by 17 read => feed constraints.
[2022-05-20 03:18:01] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 72/217 places, 60/196 transitions.
Finished structural reductions, in 3 iterations. Remains : 72/217 places, 60/196 transitions.
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s51 1) (EQ s26 1)), p1:(EQ s0 0)], nbAcceptance=2, 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 1 reset in 241 ms.
Product exploration explored 100000 steps with 1 reset in 268 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/72 stabilizing places and 1/60 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 321 ms. Reduced automaton from 1 states, 4 edges and 2 AP to 1 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:02] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:02] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-20 03:18:03] [INFO ] [Nat]Absence check using 31 positive place invariants in 6 ms returned sat
[2022-05-20 03:18:03] [INFO ] After 54ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND p0 p1)), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 423 ms. Reduced automaton from 1 states, 4 edges and 2 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 24 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p1)]
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:03] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:03] [INFO ] [Real]Absence check using 31 positive place invariants in 7 ms returned sat
[2022-05-20 03:18:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:03] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2022-05-20 03:18:03] [INFO ] State equation strengthened by 17 read => feed constraints.
[2022-05-20 03:18:03] [INFO ] [Real]Added 17 Read/Feed constraints in 1 ms returned sat
[2022-05-20 03:18:03] [INFO ] Computed and/alt/rep : 59/194/59 causal constraints (skipped 0 transitions) in 4 ms.
[2022-05-20 03:18:03] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 72 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 72 /72 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:03] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:03] [INFO ] Implicit Places using invariants in 52 ms returned []
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:03] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:03] [INFO ] State equation strengthened by 17 read => feed constraints.
[2022-05-20 03:18:03] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
[2022-05-20 03:18:03] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:03] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:03] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 72/72 places, 60/60 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/72 stabilizing places and 1/60 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p1), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 133 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p1), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 4 factoid took 153 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p1)]
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:18:04] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:04] [INFO ] [Real]Absence check using 31 positive place invariants in 4 ms returned sat
[2022-05-20 03:18:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:04] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2022-05-20 03:18:04] [INFO ] State equation strengthened by 17 read => feed constraints.
[2022-05-20 03:18:04] [INFO ] [Real]Added 17 Read/Feed constraints in 2 ms returned sat
[2022-05-20 03:18:04] [INFO ] Computed and/alt/rep : 59/194/59 causal constraints (skipped 0 transitions) in 4 ms.
[2022-05-20 03:18:04] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 28 ms :[(NOT p1)]
Product exploration explored 100000 steps with 1 reset in 191 ms.
Product exploration explored 100000 steps with 1 reset in 263 ms.
Built C files in :
/tmp/ltsmin2768516799097555399
[2022-05-20 03:18:04] [INFO ] Computing symmetric may disable matrix : 60 transitions.
[2022-05-20 03:18:04] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:04] [INFO ] Computing symmetric may enable matrix : 60 transitions.
[2022-05-20 03:18:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:04] [INFO ] Computing Do-Not-Accords matrix : 60 transitions.
[2022-05-20 03:18:04] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:04] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2768516799097555399
Running compilation step : cd /tmp/ltsmin2768516799097555399;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 244 ms.
Running link step : cd /tmp/ltsmin2768516799097555399;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin2768516799097555399;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased9004639449508976820.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 72 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 60/60 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 72 transition count 59
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 71 transition count 59
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 70 transition count 58
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 69 transition count 58
Applied a total of 6 rules in 5 ms. Remains 69 /72 variables (removed 3) and now considering 58/60 (removed 2) transitions.
// Phase 1: matrix 58 rows 69 cols
[2022-05-20 03:18:19] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:19] [INFO ] Implicit Places using invariants in 46 ms returned []
// Phase 1: matrix 58 rows 69 cols
[2022-05-20 03:18:19] [INFO ] Computed 31 place invariants in 2 ms
[2022-05-20 03:18:19] [INFO ] State equation strengthened by 19 read => feed constraints.
[2022-05-20 03:18:20] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2022-05-20 03:18:20] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 58 rows 69 cols
[2022-05-20 03:18:20] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:20] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 69/72 places, 58/60 transitions.
Finished structural reductions, in 1 iterations. Remains : 69/72 places, 58/60 transitions.
Built C files in :
/tmp/ltsmin13418773840605322810
[2022-05-20 03:18:20] [INFO ] Computing symmetric may disable matrix : 58 transitions.
[2022-05-20 03:18:20] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:20] [INFO ] Computing symmetric may enable matrix : 58 transitions.
[2022-05-20 03:18:20] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:20] [INFO ] Computing Do-Not-Accords matrix : 58 transitions.
[2022-05-20 03:18:20] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 03:18:20] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13418773840605322810
Running compilation step : cd /tmp/ltsmin13418773840605322810;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 136 ms.
Running link step : cd /tmp/ltsmin13418773840605322810;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin13418773840605322810;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased16661046586399243123.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2022-05-20 03:18:35] [INFO ] Flatten gal took : 5 ms
[2022-05-20 03:18:35] [INFO ] Flatten gal took : 4 ms
[2022-05-20 03:18:35] [INFO ] Time to serialize gal into /tmp/LTL14703871451417949034.gal : 2 ms
[2022-05-20 03:18:35] [INFO ] Time to serialize properties into /tmp/LTL7010457337168132393.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14703871451417949034.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7010457337168132393.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL1470387...267
Read 1 LTL properties
Checking formula 0 : !((F(G((G(X(G("((p139==1)||(p75==1))"))))||("(p0==0)")))))
Formula 0 simplified : !FG("(p0==0)" | GXG"((p139==1)||(p75==1))")
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 7806 deadlock states
Detected timeout of ITS tools.
[2022-05-20 03:18:50] [INFO ] Flatten gal took : 5 ms
[2022-05-20 03:18:50] [INFO ] Applying decomposition
[2022-05-20 03:18:50] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph12313557065195041620.txt' '-o' '/tmp/graph12313557065195041620.bin' '-w' '/tmp/graph12313557065195041620.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph12313557065195041620.bin' '-l' '-1' '-v' '-w' '/tmp/graph12313557065195041620.weights' '-q' '0' '-e' '0.001'
[2022-05-20 03:18:50] [INFO ] Decomposing Gal with order
[2022-05-20 03:18:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-20 03:18:50] [INFO ] Removed a total of 23 redundant transitions.
[2022-05-20 03:18:50] [INFO ] Flatten gal took : 38 ms
[2022-05-20 03:18:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 5 ms.
[2022-05-20 03:18:50] [INFO ] Time to serialize gal into /tmp/LTL16439293935063415248.gal : 2 ms
[2022-05-20 03:18:50] [INFO ] Time to serialize properties into /tmp/LTL15467717991512741856.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16439293935063415248.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15467717991512741856.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL1643929...247
Read 1 LTL properties
Checking formula 0 : !((F(G((G(X(G("((i4.u18.p139==1)||(i2.u9.p75==1))"))))||("(i2.u1.p0==0)")))))
Formula 0 simplified : !FG("(i2.u1.p0==0)" | GXG"((i4.u18.p139==1)||(i2.u9.p75==1))")
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 7806 deadlock states
6 unique states visited
0 strongly connected components in search stack
11 transitions explored
4 items max in DFS search stack
313 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,3.14625,105656,1,0,156415,264,801,445584,217,1042,131189
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA ShieldPPPt-PT-003B-LTLFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property ShieldPPPt-PT-003B-LTLFireability-03 finished in 52463 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(p0)))'
Support contains 1 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 204 transition count 183
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 204 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 203 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 203 transition count 182
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 202 transition count 181
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 202 transition count 181
Applied a total of 30 rules in 11 ms. Remains 202 /217 variables (removed 15) and now considering 181/196 (removed 15) transitions.
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:54] [INFO ] Computed 34 place invariants in 2 ms
[2022-05-20 03:18:54] [INFO ] Implicit Places using invariants in 139 ms returned []
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:54] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:54] [INFO ] Implicit Places using invariants and state equation in 157 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:54] [INFO ] Computed 34 place invariants in 5 ms
[2022-05-20 03:18:54] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 202/217 places, 181/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 202/217 places, 181/196 transitions.
Stuttering acceptance computed with spot in 70 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s180 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-04 finished in 506 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(!(F(p0) U p0))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 216 transition count 153
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 174 transition count 153
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 84 place count 174 transition count 136
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 118 place count 157 transition count 136
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 128 place count 147 transition count 126
Iterating global reduction 2 with 10 rules applied. Total rules applied 138 place count 147 transition count 126
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 138 place count 147 transition count 117
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 156 place count 138 transition count 117
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 256 place count 88 transition count 67
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 257 place count 88 transition count 66
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 259 place count 87 transition count 65
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 275 place count 79 transition count 65
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 277 place count 77 transition count 63
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 278 place count 76 transition count 63
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 278 place count 76 transition count 61
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 282 place count 74 transition count 61
Applied a total of 282 rules in 43 ms. Remains 74 /217 variables (removed 143) and now considering 61/196 (removed 135) transitions.
// Phase 1: matrix 61 rows 74 cols
[2022-05-20 03:18:54] [INFO ] Computed 33 place invariants in 1 ms
[2022-05-20 03:18:54] [INFO ] Implicit Places using invariants in 50 ms returned [55, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 72/217 places, 61/196 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 70 transition count 59
Applied a total of 4 rules in 3 ms. Remains 70 /72 variables (removed 2) and now considering 59/61 (removed 2) transitions.
// Phase 1: matrix 59 rows 70 cols
[2022-05-20 03:18:54] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:54] [INFO ] Implicit Places using invariants in 54 ms returned []
// Phase 1: matrix 59 rows 70 cols
[2022-05-20 03:18:54] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:54] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 70/217 places, 59/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 70/217 places, 59/196 transitions.
Stuttering acceptance computed with spot in 42 ms :[p0]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-05 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 (EQ s61 1) (EQ s67 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 2 reset in 185 ms.
Stack based approach found an accepted trace after 28 steps with 0 reset with depth 29 and stack size 29 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-05 finished in 469 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(F(X(p0))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 206 transition count 185
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 206 transition count 185
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 205 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 205 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 204 transition count 183
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 204 transition count 183
Applied a total of 26 rules in 7 ms. Remains 204 /217 variables (removed 13) and now considering 183/196 (removed 13) transitions.
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:55] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:55] [INFO ] Implicit Places using invariants in 156 ms returned []
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:55] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:55] [INFO ] Implicit Places using invariants and state equation in 212 ms returned []
Implicit Place search using SMT with State Equation took 374 ms to find 0 implicit places.
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:55] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:55] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 204/217 places, 183/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 204/217 places, 183/196 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s139 1) (EQ s128 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]]
Product exploration explored 100000 steps with 4928 reset in 125 ms.
Product exploration explored 100000 steps with 4940 reset in 159 ms.
Computed a total of 47 stabilizing places and 47 stable transitions
Computed a total of 47 stabilizing places and 47 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:56] [INFO ] Computed 34 place invariants in 2 ms
[2022-05-20 03:18:56] [INFO ] [Real]Absence check using 34 positive place invariants in 8 ms returned sat
[2022-05-20 03:18:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:56] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2022-05-20 03:18:56] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 03:18:56] [INFO ] [Nat]Absence check using 34 positive place invariants in 11 ms returned sat
[2022-05-20 03:18:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:56] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2022-05-20 03:18:56] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 3 ms to minimize.
[2022-05-20 03:18:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 49 ms
[2022-05-20 03:18:56] [INFO ] Computed and/alt/rep : 182/271/182 causal constraints (skipped 0 transitions) in 20 ms.
[2022-05-20 03:18:57] [INFO ] Added : 178 causal constraints over 36 iterations in 680 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 204/204 places, 183/183 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 203 transition count 141
Reduce places removed 41 places and 0 transitions.
Iterating post reduction 1 with 41 rules applied. Total rules applied 82 place count 162 transition count 141
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 23 Pre rules applied. Total rules applied 82 place count 162 transition count 118
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 128 place count 139 transition count 118
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 228 place count 89 transition count 68
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 229 place count 89 transition count 67
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 231 place count 88 transition count 66
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 247 place count 80 transition count 66
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 249 place count 78 transition count 64
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 250 place count 77 transition count 64
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 250 place count 77 transition count 62
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 254 place count 75 transition count 62
Applied a total of 254 rules in 17 ms. Remains 75 /204 variables (removed 129) and now considering 62/183 (removed 121) transitions.
// Phase 1: matrix 62 rows 75 cols
[2022-05-20 03:18:57] [INFO ] Computed 33 place invariants in 0 ms
[2022-05-20 03:18:57] [INFO ] Implicit Places using invariants in 54 ms returned [58, 62]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/204 places, 62/183 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 71 transition count 60
Applied a total of 4 rules in 2 ms. Remains 71 /73 variables (removed 2) and now considering 60/62 (removed 2) transitions.
// Phase 1: matrix 60 rows 71 cols
[2022-05-20 03:18:57] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:57] [INFO ] Implicit Places using invariants in 47 ms returned []
// Phase 1: matrix 60 rows 71 cols
[2022-05-20 03:18:57] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:57] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-20 03:18:57] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 71/204 places, 60/183 transitions.
Finished structural reductions, in 2 iterations. Remains : 71/204 places, 60/183 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 128 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
// Phase 1: matrix 60 rows 71 cols
[2022-05-20 03:18:57] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:57] [INFO ] [Real]Absence check using 31 positive place invariants in 5 ms returned sat
[2022-05-20 03:18:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:57] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-05-20 03:18:57] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 03:18:58] [INFO ] [Nat]Absence check using 31 positive place invariants in 5 ms returned sat
[2022-05-20 03:18:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 03:18:58] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2022-05-20 03:18:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-20 03:18:58] [INFO ] [Nat]Added 2 Read/Feed constraints in 3 ms returned sat
[2022-05-20 03:18:58] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
[2022-05-20 03:18:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2022-05-20 03:18:58] [INFO ] Computed and/alt/rep : 55/91/55 causal constraints (skipped 0 transitions) in 6 ms.
[2022-05-20 03:18:58] [INFO ] Added : 40 causal constraints over 9 iterations in 64 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 22479 reset in 130 ms.
Stack based approach found an accepted trace after 7 steps with 1 reset with depth 3 and stack size 3 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-07 finished in 3291 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F(p1)))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 216 transition count 153
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 174 transition count 153
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 84 place count 174 transition count 136
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 118 place count 157 transition count 136
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 127 place count 148 transition count 127
Iterating global reduction 2 with 9 rules applied. Total rules applied 136 place count 148 transition count 127
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 136 place count 148 transition count 119
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 152 place count 140 transition count 119
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 254 place count 89 transition count 68
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 255 place count 89 transition count 67
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 257 place count 88 transition count 66
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 273 place count 80 transition count 66
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 275 place count 78 transition count 64
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 276 place count 77 transition count 64
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 276 place count 77 transition count 62
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 280 place count 75 transition count 62
Applied a total of 280 rules in 21 ms. Remains 75 /217 variables (removed 142) and now considering 62/196 (removed 134) transitions.
// Phase 1: matrix 62 rows 75 cols
[2022-05-20 03:18:58] [INFO ] Computed 33 place invariants in 1 ms
[2022-05-20 03:18:58] [INFO ] Implicit Places using invariants in 50 ms returned [58, 62]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/217 places, 62/196 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 71 transition count 60
Applied a total of 4 rules in 2 ms. Remains 71 /73 variables (removed 2) and now considering 60/62 (removed 2) transitions.
// Phase 1: matrix 60 rows 71 cols
[2022-05-20 03:18:58] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:18:58] [INFO ] Implicit Places using invariants in 44 ms returned []
// Phase 1: matrix 60 rows 71 cols
[2022-05-20 03:18:58] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:18:58] [INFO ] State equation strengthened by 7 read => feed constraints.
[2022-05-20 03:18:58] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 71/217 places, 60/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 71/217 places, 60/196 transitions.
Stuttering acceptance computed with spot in 164 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s3 1), p1:(EQ s25 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1595 reset in 153 ms.
Stack based approach found an accepted trace after 72 steps with 1 reset with depth 14 and stack size 14 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-08 finished in 529 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||G(p1))))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 206 transition count 185
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 206 transition count 185
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 205 transition count 184
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 205 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 204 transition count 183
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 204 transition count 183
Applied a total of 26 rules in 9 ms. Remains 204 /217 variables (removed 13) and now considering 183/196 (removed 13) transitions.
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:58] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:58] [INFO ] Implicit Places using invariants in 66 ms returned []
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:58] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:59] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
// Phase 1: matrix 183 rows 204 cols
[2022-05-20 03:18:59] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:59] [INFO ] Dead Transitions using invariants and state equation in 88 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 204/217 places, 183/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 204/217 places, 183/196 transitions.
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p1:(NEQ s198 1), p0:(EQ s115 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 274 reset in 154 ms.
Stack based approach found an accepted trace after 574 steps with 2 reset with depth 289 and stack size 289 in 1 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-09 finished in 541 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(p1)))'
Support contains 3 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 204 transition count 183
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 204 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 203 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 203 transition count 182
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 202 transition count 181
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 202 transition count 181
Applied a total of 30 rules in 8 ms. Remains 202 /217 variables (removed 15) and now considering 181/196 (removed 15) transitions.
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:59] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:59] [INFO ] Implicit Places using invariants in 62 ms returned []
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:59] [INFO ] Computed 34 place invariants in 4 ms
[2022-05-20 03:18:59] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
// Phase 1: matrix 181 rows 202 cols
[2022-05-20 03:18:59] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:18:59] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 202/217 places, 181/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 202/217 places, 181/196 transitions.
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(OR (EQ s166 0) (EQ s201 0)), p0:(EQ s199 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, 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]]
Product exploration explored 100000 steps with 50000 reset in 192 ms.
Product exploration explored 100000 steps with 50000 reset in 214 ms.
Computed a total of 46 stabilizing places and 46 stable transitions
Computed a total of 46 stabilizing places and 46 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p1), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p0 (NOT p1))))
Knowledge based reduction with 6 factoid took 103 ms. Reduced automaton from 5 states, 8 edges and 2 AP to 1 states, 0 edges and 0 AP.
FORMULA ShieldPPPt-PT-003B-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-003B-LTLFireability-10 finished in 964 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(p0) U p1))&&F(p0)))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 216 transition count 153
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 174 transition count 153
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 84 place count 174 transition count 136
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 118 place count 157 transition count 136
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 128 place count 147 transition count 126
Iterating global reduction 2 with 10 rules applied. Total rules applied 138 place count 147 transition count 126
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 138 place count 147 transition count 117
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 156 place count 138 transition count 117
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 2 with 98 rules applied. Total rules applied 254 place count 89 transition count 68
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 255 place count 89 transition count 67
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 257 place count 88 transition count 66
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 271 place count 81 transition count 66
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 273 place count 79 transition count 64
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 274 place count 78 transition count 64
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 274 place count 78 transition count 62
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 278 place count 76 transition count 62
Applied a total of 278 rules in 22 ms. Remains 76 /217 variables (removed 141) and now considering 62/196 (removed 134) transitions.
// Phase 1: matrix 62 rows 76 cols
[2022-05-20 03:19:00] [INFO ] Computed 33 place invariants in 1 ms
[2022-05-20 03:19:00] [INFO ] Implicit Places using invariants in 51 ms returned [59, 63]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/217 places, 62/196 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 72 transition count 60
Applied a total of 4 rules in 3 ms. Remains 72 /74 variables (removed 2) and now considering 60/62 (removed 2) transitions.
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:19:00] [INFO ] Computed 31 place invariants in 0 ms
[2022-05-20 03:19:00] [INFO ] Implicit Places using invariants in 43 ms returned []
// Phase 1: matrix 60 rows 72 cols
[2022-05-20 03:19:00] [INFO ] Computed 31 place invariants in 1 ms
[2022-05-20 03:19:00] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-20 03:19:00] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 72/217 places, 60/196 transitions.
Finished structural reductions, in 2 iterations. Remains : 72/217 places, 60/196 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-11 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:(EQ s28 1), p0:(EQ s47 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]]
Product exploration explored 100000 steps with 950 reset in 159 ms.
Stack based approach found an accepted trace after 22 steps with 0 reset with depth 23 and stack size 23 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-11 finished in 462 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(G(p1))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 205 transition count 184
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 205 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 204 transition count 183
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 204 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 203 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 203 transition count 182
Applied a total of 28 rules in 7 ms. Remains 203 /217 variables (removed 14) and now considering 182/196 (removed 14) transitions.
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:00] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:19:00] [INFO ] Implicit Places using invariants in 71 ms returned []
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:00] [INFO ] Computed 34 place invariants in 2 ms
[2022-05-20 03:19:01] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:01] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:19:01] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 203/217 places, 182/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 203/217 places, 182/196 transitions.
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s125 1), p1:(EQ s137 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][false, false, false]]
Product exploration explored 100000 steps with 596 reset in 138 ms.
Stack based approach found an accepted trace after 419 steps with 3 reset with depth 87 and stack size 87 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-12 finished in 543 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X(X(G(!p0)))))))'
Support contains 1 out of 217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 205 transition count 184
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 205 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 204 transition count 183
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 204 transition count 183
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 203 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 203 transition count 182
Applied a total of 28 rules in 7 ms. Remains 203 /217 variables (removed 14) and now considering 182/196 (removed 14) transitions.
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:01] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:19:01] [INFO ] Implicit Places using invariants in 67 ms returned []
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:01] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:19:01] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
// Phase 1: matrix 182 rows 203 cols
[2022-05-20 03:19:01] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:19:01] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 203/217 places, 182/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 203/217 places, 182/196 transitions.
Stuttering acceptance computed with spot in 145 ms :[true, false, p0, p0, p0]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={} source=4 dest: 0}, { cond=(NOT p0), acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(EQ s186 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 138 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-14 finished in 463 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((F(p0) U p1)||X(X(F(G(p0))))))))'
Support contains 2 out of 217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 217/217 places, 196/196 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 216 transition count 154
Reduce places removed 41 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 42 rules applied. Total rules applied 83 place count 175 transition count 153
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 84 place count 174 transition count 153
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 84 place count 174 transition count 136
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 118 place count 157 transition count 136
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 127 place count 148 transition count 127
Iterating global reduction 3 with 9 rules applied. Total rules applied 136 place count 148 transition count 127
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 136 place count 148 transition count 119
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 152 place count 140 transition count 119
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 3 with 104 rules applied. Total rules applied 256 place count 88 transition count 67
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 257 place count 88 transition count 66
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 259 place count 87 transition count 65
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 273 place count 80 transition count 65
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 275 place count 78 transition count 63
Applied a total of 275 rules in 20 ms. Remains 78 /217 variables (removed 139) and now considering 63/196 (removed 133) transitions.
// Phase 1: matrix 63 rows 78 cols
[2022-05-20 03:19:01] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:19:01] [INFO ] Implicit Places using invariants in 123 ms returned []
// Phase 1: matrix 63 rows 78 cols
[2022-05-20 03:19:02] [INFO ] Computed 34 place invariants in 1 ms
[2022-05-20 03:19:02] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
[2022-05-20 03:19:02] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 63 rows 78 cols
[2022-05-20 03:19:02] [INFO ] Computed 34 place invariants in 0 ms
[2022-05-20 03:19:02] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 78/217 places, 63/196 transitions.
Finished structural reductions, in 1 iterations. Remains : 78/217 places, 63/196 transitions.
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-003B-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s77 1), p1:(EQ s68 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 851 reset in 159 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ShieldPPPt-PT-003B-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-003B-LTLFireability-15 finished in 603 ms.
All properties solved by simple procedures.
Total runtime 64664 ms.

BK_STOP 1653016742542

--------------------
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//
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
++ perl -pe 's/.*\.//g'
+ 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="ShieldPPPt-PT-003B"
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 ShieldPPPt-PT-003B, 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 r222-tall-165286025400572"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-003B.tgz
mv ShieldPPPt-PT-003B 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 ;