Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r453-smll-167912644900036.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-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 2-5348
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0064DC0032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-167912644900036
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 6.9K Feb 25 12:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 25 12:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 25 12:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 12:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 24K Feb 25 12:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 220K Feb 25 12:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 12:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 12:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 8.2K Mar 5 18:23 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-MT0064DC0032-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679172749120

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0064DC0032
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-18 20:52:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 20:52:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 20:52:32] [INFO ] Load time of PNML (sax parser for PT used): 41 ms
[2023-03-18 20:52:32] [INFO ] Transformed 9 places.
[2023-03-18 20:52:32] [INFO ] Transformed 8 transitions.
[2023-03-18 20:52:32] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 207 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 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 18 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-18 20:52:33] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-18 20:52:33] [INFO ] Implicit Places using invariants in 189 ms returned []
[2023-03-18 20:52:33] [INFO ] Invariant cache hit.
[2023-03-18 20:52:33] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
[2023-03-18 20:52:33] [INFO ] Invariant cache hit.
[2023-03-18 20:52:33] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 384 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 8 out of 9 places after structural reductions.
[2023-03-18 20:52:33] [INFO ] Flatten gal took : 29 ms
[2023-03-18 20:52:33] [INFO ] Flatten gal took : 7 ms
[2023-03-18 20:52:34] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 397 steps, including 0 resets, run visited all 11 properties in 21 ms. (steps per millisecond=18 )
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&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
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 4 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-18 20:52:34] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:52:34] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-18 20:52:34] [INFO ] Invariant cache hit.
[2023-03-18 20:52:34] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2023-03-18 20:52:34] [INFO ] Invariant cache hit.
[2023-03-18 20:52:34] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 130 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 447 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(GEQ s3 1), p0:(AND (OR (LT s4 1) (LT s5 1)) (LT s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 24965 reset in 518 ms.
Product exploration explored 100000 steps with 24975 reset in 325 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 (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 561 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (NOT p1)]
Finished random walk after 34 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=17 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1)), (F p1)]
Knowledge based reduction with 5 factoid took 551 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p1)]
[2023-03-18 20:52:37] [INFO ] Invariant cache hit.
[2023-03-18 20:52:37] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 20:52:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:52:37] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-18 20:52:37] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-18 20:52:37] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
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 8 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-18 20:52:37] [INFO ] Invariant cache hit.
[2023-03-18 20:52:37] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-18 20:52:37] [INFO ] Invariant cache hit.
[2023-03-18 20:52:37] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-18 20:52:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:52:37] [INFO ] Invariant cache hit.
[2023-03-18 20:52:37] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. 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 p1), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 162 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p1)]
Finished random walk after 34 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=17 )
Knowledge obtained : [(NOT p1), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p1)]
Knowledge based reduction with 2 factoid took 193 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p1)]
[2023-03-18 20:52:38] [INFO ] Invariant cache hit.
[2023-03-18 20:52:38] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 20:52:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:52:38] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-18 20:52:38] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-18 20:52:38] [INFO ] Added : 0 causal constraints over 0 iterations in 19 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 53 ms :[(NOT p1)]
Product exploration explored 100000 steps with 24999 reset in 144 ms.
Product exploration explored 100000 steps with 24975 reset in 393 ms.
Built C files in :
/tmp/ltsmin3089168008107157015
[2023-03-18 20:52:38] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2023-03-18 20:52:38] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 20:52:38] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2023-03-18 20:52:38] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 20:52:38] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2023-03-18 20:52:38] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 20:52:38] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3089168008107157015
Running compilation step : cd /tmp/ltsmin3089168008107157015;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 236 ms.
Running link step : cd /tmp/ltsmin3089168008107157015;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin3089168008107157015;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1800355111127908034.hoa' '--buchi-type=spotba'
LTSmin run took 106 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-00 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-00 finished in 4817 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(G((p1 U 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
[2023-03-18 20:52:39] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-18 20:52:39] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-18 20:52:39] [INFO ] Invariant cache hit.
[2023-03-18 20:52:39] [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.
[2023-03-18 20:52:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:52:39] [INFO ] Invariant cache hit.
[2023-03-18 20:52:39] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 88 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (NOT p2) (NOT p0)), (NOT p2), (NOT p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(OR p2 p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s2 1), p2:(GEQ s3 1), p1:(AND (GEQ s4 1) (GEQ s5 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 994 reset in 283 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-01 finished in 568 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-18 20:52:39] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:39] [INFO ] Implicit Places using invariants in 45 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 6
Applied a total of 2 rules in 5 ms. Remains 6 /7 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-18 20:52:40] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:52:40] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-18 20:52:40] [INFO ] Invariant cache hit.
[2023-03-18 20:52:40] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 148 ms. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s2 1) (LT s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 6833 reset in 171 ms.
Stack based approach found an accepted trace after 140 steps with 11 reset with depth 9 and stack size 7 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-02 finished in 445 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0&&(X(G(!p0)) U G(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.
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
[2023-03-18 20:52:40] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:40] [INFO ] Implicit Places using invariants in 33 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (AND p0 (NOT p1)), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0, 1} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={1} source=3 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0, 1} source=4 dest: 3}, { cond=p1, acceptance={1} source=4 dest: 4}, { cond=(NOT p1), acceptance={0, 1} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s7 1), p1:(OR (GEQ s7 1) (AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 229 ms.
Stack based approach found an accepted trace after 465 steps with 0 reset with depth 466 and stack size 405 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-03 finished in 582 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(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
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
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 5 transition count 6
Applied a total of 5 rules in 4 ms. Remains 5 /9 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 5 cols
[2023-03-18 20:52:40] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-18 20:52:40] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-18 20:52:40] [INFO ] Invariant cache hit.
[2023-03-18 20:52:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-18 20:52:41] [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.
[2023-03-18 20:52:41] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:52:41] [INFO ] Invariant cache hit.
[2023-03-18 20:52:41] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 116 ms. Remains : 5/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-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 s3 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 7 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-04 finished in 191 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(p0)) U G(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 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-18 20:52:41] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:52:41] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-18 20:52:41] [INFO ] Invariant cache hit.
[2023-03-18 20:52:41] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-18 20:52:41] [INFO ] Invariant cache hit.
[2023-03-18 20:52:41] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 119 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 213 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s4 1) (GEQ s5 1)), p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 158 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-05 finished in 520 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0||X((X((p0 U ((p0&&F(!p1))||G(p0)))) U (!p0&&X((p0 U ((p0&&F(!p1))||G(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
[2023-03-18 20:52:41] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:41] [INFO ] Implicit Places using invariants in 42 ms returned [6]
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 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 284 ms :[p1, p0, true, (NOT p0), (AND p1 (NOT p0)), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 5}], [{ cond=(AND p0 p1), acceptance={} source=3 dest: 4}, { cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 0}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=1, aps=[p1:(GEQ s3 1), p0:(OR (LT s0 1) (LT s2 1) (LT 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, null, null, null, null][false, 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-MT0064DC0032-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-07 finished in 366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(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.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-18 20:52:42] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:42] [INFO ] Implicit Places using invariants in 32 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 7
Applied a total of 1 rules in 4 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-18 20:52:42] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:52:42] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-18 20:52:42] [INFO ] Invariant cache hit.
[2023-03-18 20:52:42] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 103 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}]], initial=1, aps=[p1:(OR (LT s0 1) (LT s1 1) (LT s2 1)), p0:(OR (LT s0 1) (LT s2 1) (LT s5 1) (LT s0 1) (LT s1 1) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 82 reset in 159 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 11 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-08 finished in 401 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(!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.
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 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-18 20:52:42] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-18 20:52:42] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-18 20:52:42] [INFO ] Invariant cache hit.
[2023-03-18 20:52:42] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2023-03-18 20:52:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:52:42] [INFO ] Invariant cache hit.
[2023-03-18 20:52:42] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 134 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s2 1) (LT s5 1)), p1:(AND (GEQ s5 1) (GEQ 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 0 reset in 201 ms.
Stack based approach found an accepted trace after 42 steps with 2 reset with depth 18 and stack size 17 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-09 finished in 534 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((p0||(G(p1)&&X(!p2)))) U 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.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-18 20:52:42] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:43] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-18 20:52:43] [INFO ] Invariant cache hit.
[2023-03-18 20:52:43] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2023-03-18 20:52:43] [INFO ] Invariant cache hit.
[2023-03-18 20:52:43] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 131 ms. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 309 ms :[(NOT p2), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 3}], [{ cond=(AND p2 (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 2}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=4 dest: 3}, { cond=(AND p2 (NOT p0) p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(OR (LT s0 1) (LT s2 1) (LT s5 1)), p0:(AND (GEQ s4 1) (GEQ s6 1)), p1:(OR (GEQ s3 1) (NOT (AND (GEQ s4 1) (GEQ s6 1))))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 136 ms.
Product exploration explored 100000 steps with 50000 reset in 162 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 p2 (NOT p0) p1), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X p2), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X p2)), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p2 (NOT p0) p1))), (X (X (NOT (AND p2 (NOT p0) p1))))]
Property proved to be true thanks to knowledge :(X p2)
Knowledge based reduction with 9 factoid took 360 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-11 finished in 1141 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(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
[2023-03-18 20:52:44] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 20:52:44] [INFO ] Implicit Places using invariants in 38 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s0 1) (LT s1 1) (LT 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-MT0064DC0032-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-12 finished in 181 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&X((X(!p1) U (p0&&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
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
[2023-03-18 20:52:44] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-18 20:52:44] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-18 20:52:44] [INFO ] Invariant cache hit.
[2023-03-18 20:52:44] [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.
[2023-03-18 20:52:44] [INFO ] Invariant cache hit.
[2023-03-18 20:52:44] [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, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 108 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 265 ms :[true, p0, (OR (NOT p0) p1), p1, true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=true, acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s4 1) (GEQ s5 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 233 steps with 53 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-14 finished in 398 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(X(X(G(!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 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
[2023-03-18 20:52:44] [INFO ] Invariant cache hit.
[2023-03-18 20:52:44] [INFO ] Implicit Places using invariants in 49 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 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 0 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 7/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 307 ms :[true, true, p0, p0, p0, true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-15 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: 4}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 1}]], initial=5, aps=[p0:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0032-LTLFireability-15 finished in 396 ms.
All properties solved by simple procedures.
Total runtime 12366 ms.

BK_STOP 1679172766335

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-MT0064DC0032"
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 2-5348"
echo " Executing tool itstools"
echo " Input is SmallOperatingSystem-PT-MT0064DC0032, 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 r453-smll-167912644900036"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0064DC0032.tgz
mv SmallOperatingSystem-PT-MT0064DC0032 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 ;