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.r240-smll-165303241500188.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 SmallOperatingSystem-PT-MT8192DC4096, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241500188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 272K
-rw-r--r-- 1 mcc users 9.2K Apr 30 10:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Apr 30 10:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Apr 30 10:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 30 10:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 9 09:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 9 09:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 9 09:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 09:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 9 09:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 9 09:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 13 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 8.1K 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 SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653105033761

Running Version 202205111006
[2022-05-21 03:50:35] [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]
[2022-05-21 03:50:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-21 03:50:35] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2022-05-21 03:50:35] [INFO ] Transformed 9 places.
[2022-05-21 03:50:35] [INFO ] Transformed 8 transitions.
[2022-05-21 03:50:35] [INFO ] Parsed PT model containing 9 places and 8 transitions in 215 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 11 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:36] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-21 03:50:36] [INFO ] Implicit Places using invariants in 141 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:36] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-21 03:50:36] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:36] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-21 03:50:36] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2022-05-21 03:50:36] [INFO ] Flatten gal took : 20 ms
[2022-05-21 03:50:36] [INFO ] Flatten gal took : 5 ms
[2022-05-21 03:50:36] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 12293 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=267 ) properties (out of 12) seen :2
Finished Best-First random walk after 176 steps, including 0 resets, run visited all 10 properties in 7 ms. (steps per millisecond=25 )
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(!(G(p0) U (G(p1)&&F(G(p2)))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 8 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:37] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:37] [INFO ] Implicit Places using invariants in 21 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:37] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-21 03:50:37] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2022-05-21 03:50:37] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:37] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:37] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 473 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p0 p1 p2), (AND p1 p2 p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 1}, { cond=(AND p1 p2), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND p1 p2), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p2), acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(AND p0 p1 p2), acceptance={} source=3 dest: 4}], [{ cond=(AND p0 p1 p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(GEQ s4 1), p2:(GEQ s3 1), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Stuttering criterion allowed to conclude after 33 steps with 0 reset in 3 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 finished in 732 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(X(X(p0)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 5 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-21 03:50:37] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-21 03:50:37] [INFO ] Implicit Places using invariants in 27 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 6
Applied a total of 2 rules in 3 ms. Remains 6 /7 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 6 cols
[2022-05-21 03:50:37] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:37] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-21 03:50:37] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-21 03:50:37] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/9 places, 6/8 transitions.
Finished structural reductions, in 2 iterations. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s2 1) (LT s4 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 6868 reset in 345 ms.
Stack based approach found an accepted trace after 40 steps with 2 reset with depth 16 and stack size 12 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 finished in 539 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||F(X(G(X(!p0))))))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:38] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:38] [INFO ] Implicit Places using invariants in 30 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 143 ms :[false, p0, false]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(GEQ s6 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 50000 reset in 100 ms.
Product exploration explored 100000 steps with 50000 reset in 147 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 137 ms. Reduced automaton from 3 states, 4 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 finished in 589 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-21 03:50:38] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-21 03:50:38] [INFO ] Implicit Places using invariants in 34 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 6
Applied a total of 2 rules in 2 ms. Remains 6 /7 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 6 cols
[2022-05-21 03:50:38] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:38] [INFO ] Implicit Places using invariants in 21 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-21 03:50:38] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:38] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/9 places, 6/8 transitions.
Finished structural reductions, in 2 iterations. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s4 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 11830 reset in 395 ms.
Stack based approach found an accepted trace after 1 steps with 0 reset with depth 2 and stack size 2 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 finished in 568 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((F(G(X(!(G(X(p0)) U p0))))&&!p0))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 3 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:39] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:39] [INFO ] Implicit Places using invariants in 32 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:39] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:39] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2022-05-21 03:50:39] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:39] [INFO ] Computed 3 place invariants in 8 ms
[2022-05-21 03:50:39] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 46 ms :[p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 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 0 reset in 146 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 finished in 339 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 4 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:39] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:39] [INFO ] Implicit Places using invariants in 41 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-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:(GEQ s3 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 24950 reset in 86 ms.
Product exploration explored 100000 steps with 24934 reset in 97 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 135 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 37 ms :[(NOT p0)]
Incomplete random walk after 12293 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=3073 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 162 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 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 6 cols
[2022-05-21 03:50:40] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-21 03:50:40] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2022-05-21 03:50:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-21 03:50:40] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2022-05-21 03:50:40] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-21 03:50:40] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Graph (trivial) has 2 edges and 6 vertex of which 2 / 6 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 6 ms. Remains 5 /6 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 5 cols
[2022-05-21 03:50:40] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-21 03:50:40] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 6 rows 5 cols
[2022-05-21 03:50:40] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-21 03:50:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-21 03:50:40] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2022-05-21 03:50:40] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 5 cols
[2022-05-21 03:50:40] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-21 03:50:40] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/6 places, 6/7 transitions.
Finished structural reductions, in 1 iterations. Remains : 5/6 places, 6/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 147 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 46 ms :[(NOT p0)]
Incomplete random walk after 12293 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=3073 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 162 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 60 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
// Phase 1: matrix 6 rows 5 cols
[2022-05-21 03:50:41] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-21 03:50:41] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2022-05-21 03:50:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-21 03:50:41] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2022-05-21 03:50:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-21 03:50:41] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2022-05-21 03:50:41] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-21 03:50:41] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24985 reset in 188 ms.
Product exploration explored 100000 steps with 24985 reset in 98 ms.
Built C files in :
/tmp/ltsmin18379512119431791852
[2022-05-21 03:50:41] [INFO ] Computing symmetric may disable matrix : 6 transitions.
[2022-05-21 03:50:41] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-21 03:50:41] [INFO ] Computing symmetric may enable matrix : 6 transitions.
[2022-05-21 03:50:41] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-21 03:50:41] [INFO ] Computing Do-Not-Accords matrix : 6 transitions.
[2022-05-21 03:50:41] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-21 03:50:41] [INFO ] Built C files in 12ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18379512119431791852
Running compilation step : cd /tmp/ltsmin18379512119431791852;'/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 333 ms.
Running link step : cd /tmp/ltsmin18379512119431791852;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 59 ms.
Running LTSmin : cd /tmp/ltsmin18379512119431791852;'/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/stateBased13869726327014036010.hoa' '--buchi-type=spotba'
LTSmin run took 548 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07 finished in 3045 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:42] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-21 03:50:42] [INFO ] Implicit Places using invariants in 27 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 8
Applied a total of 2 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 7 cols
[2022-05-21 03:50:42] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:42] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 8 rows 7 cols
[2022-05-21 03:50:42] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:42] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/9 places, 8/8 transitions.
Finished structural reductions, in 2 iterations. Remains : 7/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s6 1) (LT s0 1) (LT s2 1) (LT s4 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 0 reset in 160 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 finished in 302 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&F(p1)&&F(p2))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:43] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:43] [INFO ] Implicit Places using invariants in 24 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:43] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:43] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:43] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:43] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}, { cond=(NOT p2), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(OR (LT s4 1) (LT s5 1)), p2:(GEQ s2 1), p0:(LT s7 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 finished in 370 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p1)||p0) U (G(!p2) U p3))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:43] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-21 03:50:43] [INFO ] Implicit Places using invariants in 22 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:43] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-21 03:50:43] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-21 03:50:43] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-21 03:50:43] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 387 ms :[(NOT p3), (NOT p3), true, (NOT p1), p2, (NOT p3), (AND (NOT p1) p2), (AND (NOT p2) (NOT p3) p0 (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p3) p0) (AND (NOT p3) p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p3) p2 (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0) p1), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p3) (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=1 dest: 6}, { cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=1 dest: 7}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}], [{ cond=p2, acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p3) p2), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=5 dest: 5}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND p2 p1), acceptance={} source=6 dest: 3}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p3) (NOT p2) p0 (NOT p1)), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p3) (NOT p2) p0 p1), acceptance={} source=7 dest: 7}]], initial=0, aps=[p3:(AND (GEQ s4 1) (GEQ s6 1)), p0:(OR (GEQ s3 1) (AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))), p1:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p2:(AND (GEQ s0 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 15 steps with 2 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11 finished in 507 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p0)))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:44] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s3 1) (LT s5 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][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 69 ms.
Product exploration explored 100000 steps with 50000 reset in 97 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 3 states, 3 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12 finished in 438 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p0)||p1))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 3 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants in 22 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2022-05-21 03:50:44] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-21 03:50:44] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13 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:(OR (LT s4 1) (LT s5 1)), p1:(AND (OR (LT s4 1) (LT s5 1)) (OR (LT s3 1) (LT s5 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 4443 reset in 193 ms.
Stack based approach found an accepted trace after 249 steps with 9 reset with depth 26 and stack size 22 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13 finished in 395 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0 U p1))&&X(X(p2))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants in 53 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-21 03:50:44] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2022-05-21 03:50:44] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-21 03:50:45] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 3}, { cond=(OR p1 p0), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 2}]], initial=0, aps=[p1:(GEQ s7 1), p0:(GEQ s6 1), p2:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, 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 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 finished in 510 ms.
All properties solved by simple procedures.
Total runtime 9726 ms.

BK_STOP 1653105045626

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

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SmallOperatingSystem-PT-MT8192DC4096"
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 SmallOperatingSystem-PT-MT8192DC4096, 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 r240-smll-165303241500188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT8192DC4096.tgz
mv SmallOperatingSystem-PT-MT8192DC4096 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 ;