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-165303241400156.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-MT2048DC1024, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241400156
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 284K
-rw-r--r-- 1 mcc users 11K Apr 30 10:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 30 10:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 30 10:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 30 10:25 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 4.3K May 9 09:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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-MT2048DC1024-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653080311367

Running Version 202205111006
[2022-05-20 20:58:33] [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 20:58:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 20:58:33] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2022-05-20 20:58:33] [INFO ] Transformed 9 places.
[2022-05-20 20:58:33] [INFO ] Transformed 8 transitions.
[2022-05-20 20:58:33] [INFO ] Parsed PT model containing 9 places and 8 transitions in 219 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-06 TRUE 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 12 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 20:58:33] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-20 20:58:34] [INFO ] Implicit Places using invariants in 146 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 20:58:34] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:34] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 20:58:34] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:34] [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 20:58:34] [INFO ] Flatten gal took : 29 ms
[2022-05-20 20:58:34] [INFO ] Flatten gal took : 14 ms
[2022-05-20 20:58:34] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 10252 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=107 ) properties (out of 10) seen :6
Finished Best-First random walk after 70 steps, including 0 resets, run visited all 4 properties in 3 ms. (steps per millisecond=23 )
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-09 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' '!(F(G(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
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 5 place count 6 transition count 6
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 6 transition count 6
Applied a total of 6 rules in 26 ms. Remains 6 /9 variables (removed 3) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:35] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:35] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:35] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-20 20:58:35] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2022-05-20 20:58:35] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:35] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-20 20:58:35] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 6/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 216 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-00 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 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-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 418 ms.
Product exploration explored 100000 steps with 0 reset in 284 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 : []
Knowledge based reduction with 3 factoid took 141 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Finished random walk after 1025 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=512 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 159 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Support contains 3 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:36] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:36] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:36] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-20 20:58:36] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2022-05-20 20:58:36] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 20:58:36] [INFO ] Computed 3 place invariants in 4 ms
[2022-05-20 20:58:36] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 6/6 places, 6/6 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Finished random walk after 1025 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=512 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 1 states, 2 edges and 1 AP to 1 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 298 ms.
Product exploration explored 100000 steps with 0 reset in 231 ms.
Built C files in :
/tmp/ltsmin13113141334010911221
[2022-05-20 20:58:38] [INFO ] Computing symmetric may disable matrix : 6 transitions.
[2022-05-20 20:58:38] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:38] [INFO ] Computing symmetric may enable matrix : 6 transitions.
[2022-05-20 20:58:38] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:38] [INFO ] Computing Do-Not-Accords matrix : 6 transitions.
[2022-05-20 20:58:38] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:38] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13113141334010911221
Running compilation step : cd /tmp/ltsmin13113141334010911221;'/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 341 ms.
Running link step : cd /tmp/ltsmin13113141334010911221;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin13113141334010911221;'/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/stateBased6120925264349583904.hoa' '--buchi-type=spotba'
LTSmin run took 1647 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-00 finished in 4840 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(p0)))'
Support contains 5 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 20:58:40] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:40] [INFO ] Implicit Places using invariants in 25 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:40] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:40] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:40] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:40] [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 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s1 1) (LT s2 1) (LT s5 1) (LT s6 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 234 ms.
Product exploration explored 100000 steps with 50000 reset in 214 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 87 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-01 finished in 715 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U p1)&&X(G(X(p2)))))'
Support contains 7 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 20:58:40] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:40] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:40] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:40] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:40] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:40] [INFO ] Dead Transitions using invariants and state equation in 37 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 283 ms :[(OR (NOT p2) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(OR p1 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={} source=4 dest: 1}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(GEQ s4 1), p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p2:(OR (AND (GEQ s5 1) (GEQ s6 1) (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)) (GEQ s4 1) (GEQ s7 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 18 steps with 5 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-02 finished in 434 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(!(X((p0 U p0)) U 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 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 20:58:41] [INFO ] Computed 3 place invariants in 3 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants in 50 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 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 0 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 108 ms :[p0, true, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(GEQ 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 67 ms.
Product exploration explored 100000 steps with 50000 reset in 49 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)), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT p0))
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 3 states, 4 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-03 finished in 380 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(G(p0))))'
Support contains 1 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 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 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 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 5 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 20:58:41] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants in 28 ms returned [2]
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 : 3/9 places, 5/8 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2 transition count 3
Applied a total of 3 rules in 2 ms. Remains 2 /3 variables (removed 1) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 2 cols
[2022-05-20 20:58:41] [INFO ] Computed 1 place invariants in 2 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-20 20:58:41] [INFO ] Computed 1 place invariants in 1 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/9 places, 3/8 transitions.
Finished structural reductions, in 2 iterations. Remains : 2/9 places, 3/8 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s1 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-MT2048DC1024-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-04 finished in 139 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(G((p0 U p1)))&&X(G(p2))))'
Support contains 5 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 20:58:41] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:41] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:41] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:41] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:41] [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, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND p2 p1) (AND p2 p0)), acceptance={} source=1 dest: 1}, { cond=(OR (NOT p2) (AND (NOT p1) (NOT p0))), acceptance={} source=1 dest: 2}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(GEQ s4 1), p0:(AND (GEQ s4 1) (GEQ s6 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-MT2048DC1024-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-05 finished in 321 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(G(X(X(p0))))||!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
[2022-05-20 20:58:42] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:42] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:42] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:42] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:42] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:42] [INFO ] Dead Transitions using invariants and state equation in 36 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 214 ms :[false, (NOT p0), false, false, false]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, 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], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 151 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-07 finished in 501 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0) U F((p1 U p0)))&&!(p1 U X(p2))))'
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 20:58:42] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:42] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:42] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:42] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:42] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:42] [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 207 ms :[(OR (NOT p0) p2), p2, p2, (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=p2, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p0:(AND (GEQ s4 1) (GEQ s6 1)), p2:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 1 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-08 finished in 315 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(G(p0))))||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 0 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 20:58:42] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:42] [INFO ] Implicit Places using invariants in 41 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 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 2 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 250 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 1}]], initial=4, aps=[p0:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7185 steps with 0 reset in 15 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-10 finished in 335 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(X(F(p0)))&&p1)))'
Support contains 5 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 20:58:43] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:43] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:43] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 20:58:43] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 20:58:43] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 20:58:43] [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 210 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 3}, { cond=p1, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (LT s0 1) (LT s1 1) (LT s2 1)), p0:(OR (LT s4 1) (LT s6 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-11 finished in 333 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(!(p0 U !X((G(p0) U p1)))) U p0) U 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.
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 20:58:43] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:43] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:43] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:43] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:43] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:43] [INFO ] Dead Transitions using invariants and state equation in 39 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 178 ms :[(NOT p0), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 6538 reset in 195 ms.
Stack based approach found an accepted trace after 42 steps with 7 reset with depth 12 and stack size 12 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-12 finished in 530 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(((F(p0) U p0)&&X(F(X(p1))))))'
Support contains 3 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
[2022-05-20 20:58:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:44] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:44] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:44] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:44] [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 190 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s3 1), p1:(OR (LT s4 1) (LT 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][false, false, false, false]]
Product exploration explored 100000 steps with 28574 reset in 156 ms.
Product exploration explored 100000 steps with 28669 reset in 196 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) p1), (X (NOT p0)), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 340 ms. Reduced automaton from 4 states, 5 edges and 2 AP to 2 states, 2 edges and 1 AP.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1026 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=513 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 252 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 51 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:45] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:45] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2022-05-20 20:58:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 20:58:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2022-05-20 20:58:45] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 15 ms.
[2022-05-20 20:58:45] [INFO ] Added : 0 causal constraints over 0 iterations in 31 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:45] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:45] [INFO ] Implicit Places using invariants in 135 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:45] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:45] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
[2022-05-20 20:58:45] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:45] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:45] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/7 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 : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 149 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 31 ms :[(NOT p0)]
Finished random walk after 1026 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=513 )
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 132 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 57 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 20:58:46] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:46] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-05-20 20:58:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 20:58:46] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2022-05-20 20:58:46] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 9 ms.
[2022-05-20 20:58:46] [INFO ] Added : 0 causal constraints over 0 iterations in 16 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 59 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24941 reset in 92 ms.
Product exploration explored 100000 steps with 25038 reset in 108 ms.
Built C files in :
/tmp/ltsmin13761122667208354441
[2022-05-20 20:58:46] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2022-05-20 20:58:46] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:46] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2022-05-20 20:58:46] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:46] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2022-05-20 20:58:46] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 20:58:46] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13761122667208354441
Running compilation step : cd /tmp/ltsmin13761122667208354441;'/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 107 ms.
Running link step : cd /tmp/ltsmin13761122667208354441;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin13761122667208354441;'/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/stateBased16873408996660940100.hoa' '--buchi-type=spotba'
LTSmin run took 537 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-13 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-13 finished in 3338 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(F(p1))))'
Support contains 3 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
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:47] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:47] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:47] [INFO ] Dead Transitions using invariants and state equation in 35 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 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s4 1) (GEQ s5 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 7893 reset in 140 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-MT2048DC1024-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-14 finished in 353 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)&&F(p1)&&X(G(F(p2))))))'
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.
Ensure Unique test removed 1 places
Applied a total of 0 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
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:47] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 20:58:47] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2022-05-20 20:58:47] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 20:58:47] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 20:58:47] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 203 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (OR (NOT p0) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(LT s2 1), p1:(OR (LT s3 1) (LT s5 1)), p2:(GEQ s6 1)], nbAcceptance=1, 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 10141 reset in 111 ms.
Stack based approach found an accepted trace after 31 steps with 3 reset with depth 8 and stack size 8 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT2048DC1024-LTLFireability-15 finished in 501 ms.
All properties solved by simple procedures.
Total runtime 14902 ms.

BK_STOP 1653080328421

--------------------
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-MT2048DC1024"
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-MT2048DC1024, 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-165303241400156"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT2048DC1024.tgz
mv SmallOperatingSystem-PT-MT2048DC1024 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 ;