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-165303241300084.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0128DC0032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241300084
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 256K
-rw-r--r-- 1 mcc users 8.1K Apr 30 10:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Apr 30 10:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 30 10:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 30 10:22 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 4.8K May 9 09:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 09:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 9 09:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 09:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 9 09:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 9 09:04 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 8.2K 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-MT0128DC0032-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653041826539

Running Version 202205111006
[2022-05-20 10:17:08] [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 10:17:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 10:17:08] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2022-05-20 10:17:08] [INFO ] Transformed 9 places.
[2022-05-20 10:17:08] [INFO ] Transformed 8 transitions.
[2022-05-20 10:17:08] [INFO ] Parsed PT model containing 9 places and 8 transitions in 328 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-11 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 16 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:09] [INFO ] Computed 4 place invariants in 11 ms
[2022-05-20 10:17:09] [INFO ] Implicit Places using invariants in 185 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:09] [INFO ] Computed 4 place invariants in 2 ms
[2022-05-20 10:17:09] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:09] [INFO ] Computed 4 place invariants in 2 ms
[2022-05-20 10:17:09] [INFO ] Dead Transitions using invariants and state equation in 52 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.
[2022-05-20 10:17:09] [INFO ] Flatten gal took : 125 ms
[2022-05-20 10:17:10] [INFO ] Flatten gal took : 8 ms
[2022-05-20 10:17:10] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 755 steps, including 0 resets, run visited all 11 properties in 54 ms. (steps per millisecond=13 )
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' '!(X(X(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 5 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:10] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:10] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:10] [INFO ] Computed 3 place invariants in 7 ms
[2022-05-20 10:17:10] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:10] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 10:17:10] [INFO ] Dead Transitions using invariants and state equation in 39 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 343 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s4 1) (GEQ s5 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-00 finished in 555 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((!X(!((G(p0)||p1)&&p2)) U p1))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:11] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:11] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:11] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:11] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:11] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:11] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 217 ms :[(NOT p1), (OR (NOT p2) (NOT p1)), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p2 p0), acceptance={0} source=1 dest: 1}, { cond=(OR (AND (NOT p1) (NOT p0)) (NOT p2)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p1) p2 p0), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s4 1) (GEQ s6 1)), p2:(OR (GEQ s7 1) (AND (GEQ s4 1) (GEQ s6 1))), p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-02 finished in 340 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(F(G((X(F(X((F(p1)&&!p1))))||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.
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 11 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:11] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:11] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:11] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:11] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2022-05-20 10:17:11] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:11] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:11] [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 122 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s4 1)), p1:(LT s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 356 reset in 394 ms.
Stack based approach found an accepted trace after 109 steps with 3 reset with depth 43 and stack size 40 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-04 finished in 692 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((F(X(p0))&&(p0 U X(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 5 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:12] [INFO ] Computed 3 place invariants in 4 ms
[2022-05-20 10:17:12] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:12] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-20 10:17:12] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2022-05-20 10:17:12] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:12] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-20 10:17:12] [INFO ] Dead Transitions using invariants and state equation in 39 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 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s5 1)), p1:(GEQ s6 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 10647 reset in 231 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-05 finished in 523 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((!(!G(!p0)&&p1) U X(p0)))'
Support contains 4 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
[2022-05-20 10:17:12] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:12] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:12] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:12] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:12] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:12] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 209 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}]], initial=0, aps=[p1:(GEQ s3 1), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 213 ms.
Product exploration explored 100000 steps with 50000 reset in 251 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 : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 8 factoid took 156 ms. Reduced automaton from 4 states, 6 edges and 2 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-06 finished in 1015 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((!(p0 U p1)&&!p0))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:13] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:13] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:13] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 92 ms :[true, (OR p1 p0), (OR p1 p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(OR p0 p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s7 1), p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 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 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-07 finished in 212 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(X((!p0 U (!X(X(F(p2)))&&p1))))||F(p0)))'
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.
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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:13] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:13] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2022-05-20 10:17:13] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:13] [INFO ] Computed 4 place invariants in 3 ms
[2022-05-20 10:17:13] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s6 1)), p1:(AND (GEQ s5 1) (GEQ s6 1)), p2:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 24965 reset in 114 ms.
Product exploration explored 100000 steps with 25071 reset in 301 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 : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 8 factoid took 682 ms. Reduced automaton from 5 states, 15 edges and 3 AP to 5 states, 15 edges and 3 AP.
Stuttering acceptance computed with spot in 273 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Finished random walk after 1114 steps, including 0 resets, run visited all 7 properties in 10 ms. (steps per millisecond=111 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (F (AND (NOT p0) p1 p2)), (F (AND (NOT p0) (NOT p1) p2)), (F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p0), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 8 factoid took 858 ms. Reduced automaton from 5 states, 15 edges and 3 AP to 5 states, 15 edges and 3 AP.
Stuttering acceptance computed with spot in 285 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Stuttering acceptance computed with spot in 291 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:17] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:17] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-20 10:17:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 10:17:17] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2022-05-20 10:17:17] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 10:17:17] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 10:17:17] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-20 10:17:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 10:17:17] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2022-05-20 10:17:17] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 10:17:17] [INFO ] Added : 5 causal constraints over 3 iterations in 17 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:17] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:17] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:17] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:17] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2022-05-20 10:17:17] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:17] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:17] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 7/7 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 : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 8 factoid took 684 ms. Reduced automaton from 5 states, 15 edges and 3 AP to 5 states, 15 edges and 3 AP.
Stuttering acceptance computed with spot in 236 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Finished random walk after 1286 steps, including 0 resets, run visited all 7 properties in 17 ms. (steps per millisecond=75 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p0)), (F (AND (NOT p0) p1 p2)), (F (AND (NOT p0) (NOT p1) p2)), (F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p0), (F (AND (NOT p0) p1)), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 8 factoid took 701 ms. Reduced automaton from 5 states, 15 edges and 3 AP to 5 states, 15 edges and 3 AP.
Stuttering acceptance computed with spot in 259 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Stuttering acceptance computed with spot in 216 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:19] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:19] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-20 10:17:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 10:17:19] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2022-05-20 10:17:19] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 10:17:19] [INFO ] Solution in real domain found non-integer solution.
[2022-05-20 10:17:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-20 10:17:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-20 10:17:19] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2022-05-20 10:17:19] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 3 ms.
[2022-05-20 10:17:19] [INFO ] Added : 5 causal constraints over 3 iterations in 20 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 274 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Product exploration explored 100000 steps with 24979 reset in 111 ms.
Product exploration explored 100000 steps with 24895 reset in 170 ms.
Built C files in :
/tmp/ltsmin1980295159396380814
[2022-05-20 10:17:20] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2022-05-20 10:17:20] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 10:17:20] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2022-05-20 10:17:20] [INFO ] Computation of Complete enable matrix. took 12 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 10:17:20] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2022-05-20 10:17:20] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 10:17:20] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1980295159396380814
Running compilation step : cd /tmp/ltsmin1980295159396380814;'/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 270 ms.
Running link step : cd /tmp/ltsmin1980295159396380814;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 61 ms.
Running LTSmin : cd /tmp/ltsmin1980295159396380814;'/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/stateBased17596371438410097781.hoa' '--buchi-type=spotba'
LTSmin run took 221 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-08 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-08 finished in 6987 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U p1)||X(F((X(p2)&&!p1)))))'
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 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 10:17:20] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 10:17:20] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 10:17:20] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 10:17:20] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 10:17:20] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:20] [INFO ] Dead Transitions using invariants and state equation in 41 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 321 ms :[(OR (NOT p2) p1), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) p1)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 4}, { cond=(AND p1 p0), acceptance={} source=2 dest: 5}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=4 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=4 dest: 4}, { cond=(AND p1 p0 (NOT p2)), acceptance={0} source=4 dest: 5}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(AND p1 p0), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 6}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=6 dest: 3}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=6 dest: 6}]], initial=1, aps=[p1:(AND (GEQ s4 1) (GEQ s5 1)), p0:(GEQ s2 1), p2:(LT s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 24277 reset in 126 ms.
Stack based approach found an accepted trace after 102 steps with 26 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-09 finished in 601 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(X(F(p1))||F(p1)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:21] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:21] [INFO ] Implicit Places using invariants in 22 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:21] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:21] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:21] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:21] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 183 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-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 p0), acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(GEQ s7 1), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 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]]
Product exploration explored 100000 steps with 16267 reset in 323 ms.
Stack based approach found an accepted trace after 9 steps with 1 reset with depth 5 and stack size 5 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-10 finished in 602 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U p1)))'
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 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:22] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:22] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2022-05-20 10:17:22] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:22] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 118 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(LT s8 1), p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-12 finished in 242 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((F((!(p0 U p1)&&G(X(p2))))&&p2)))'
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
[2022-05-20 10:17:22] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 10:17:22] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:22] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 10:17:22] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2022-05-20 10:17:22] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 10:17:22] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 10:17:22] [INFO ] Dead Transitions using invariants and state equation in 34 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 185 ms :[(OR (NOT p2) p1), (NOT p2), (OR (NOT p2) p1), p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND p2 p1), acceptance={} source=0 dest: 2}, { cond=(AND p2 p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=p2, acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0, 1} source=1 dest: 2}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={1} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0, 1} source=2 dest: 1}, { cond=p1, acceptance={0, 1} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={1} source=2 dest: 3}], [{ cond=p1, acceptance={0, 1} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={1} source=3 dest: 3}]], initial=0, aps=[p2:(GEQ s3 1), p1:(AND (GEQ s4 1) (GEQ s5 1)), p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 910 reset in 175 ms.
Stack based approach found an accepted trace after 19 steps with 0 reset with depth 20 and stack size 20 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-13 finished in 504 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 10:17:22] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:22] [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 8 cols
[2022-05-20 10:17:22] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 10:17:22] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 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 50000 reset in 90 ms.
Product exploration explored 100000 steps with 50000 reset in 124 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), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 56 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-14 finished in 470 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(X(p0)))||G(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
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 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 7 transition count 6
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 2 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Iterating post reduction 2 with 3 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 10 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2022-05-20 10:17:23] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 10:17:23] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2022-05-20 10:17:23] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 10:17:23] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2022-05-20 10:17:23] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2022-05-20 10:17:23] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 10:17:23] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0032-LTLFireability-15 finished in 154 ms.
All properties solved by simple procedures.
Total runtime 14812 ms.

BK_STOP 1653041843524

--------------------
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-MT0128DC0032"
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-MT0128DC0032, 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-165303241300084"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0128DC0032.tgz
mv SmallOperatingSystem-PT-MT0128DC0032 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 ;