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.r258-tall-165303546200780.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 TwoPhaseLocking-PT-nC00100vD, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r258-tall-165303546200780
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 228K
-rw-r--r-- 1 mcc users 6.4K Apr 30 10:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 30 10:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 30 10:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 30 10:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 9 09:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 9 09:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 09:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 09:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 09:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 09:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 10 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 4.6K 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 TwoPhaseLocking-PT-nC00100vD-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC00100vD-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653180023722

Running Version 202205111006
[2022-05-22 00:40:24] [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]
[2022-05-22 00:40:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-22 00:40:25] [INFO ] Load time of PNML (sax parser for PT used): 41 ms
[2022-05-22 00:40:25] [INFO ] Transformed 8 places.
[2022-05-22 00:40:25] [INFO ] Transformed 6 transitions.
[2022-05-22 00:40:25] [INFO ] Parsed PT model containing 8 places and 6 transitions in 141 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 7 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:25] [INFO ] Computed 3 place invariants in 5 ms
[2022-05-22 00:40:25] [INFO ] Implicit Places using invariants in 94 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:25] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-22 00:40:25] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:25] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:25] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2022-05-22 00:40:25] [INFO ] Flatten gal took : 14 ms
[2022-05-22 00:40:25] [INFO ] Flatten gal took : 3 ms
[2022-05-22 00:40:25] [INFO ] Input system was already deterministic with 6 transitions.
Incomplete random walk after 10022 steps, including 20 resets, run finished after 47 ms. (steps per millisecond=213 ) properties (out of 13) seen :11
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:25] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:25] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:26] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:26] [INFO ] Implicit Places using invariants in 22 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=2, aps=[p0:(AND (GEQ s5 1) (GEQ s6 1) (GEQ s5 1)), p1:(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, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-00 finished in 358 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0)||G(p1)) U p2))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:26] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-22 00:40:26] [INFO ] Implicit Places using invariants in 21 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 197 ms :[(NOT p2), (NOT p0), (AND (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(GEQ s5 1), p1:(GEQ s6 1), p0:(AND (GEQ s3 1) (GEQ s4 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 1 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-02 finished in 245 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 5 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:26] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:26] [INFO ] Implicit Places using invariants in 20 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 5/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 6/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 10195 reset in 163 ms.
Product exploration explored 100000 steps with 10312 reset in 108 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)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 215 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 30 ms :[(NOT p0)]
Finished random walk after 154 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=154 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 119 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 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2022-05-22 00:40:27] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-22 00:40:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2022-05-22 00:40:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 00:40:27] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2022-05-22 00:40:27] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 00:40:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2022-05-22 00:40:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 00:40:27] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2022-05-22 00:40:27] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2022-05-22 00:40:27] [INFO ] Added : 2 causal constraints over 1 iterations in 22 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 2 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
// Phase 1: matrix 5 rows 6 cols
[2022-05-22 00:40:27] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-22 00:40:27] [INFO ] Implicit Places using invariants in 17 ms returned []
// Phase 1: matrix 5 rows 6 cols
[2022-05-22 00:40:27] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-22 00:40:27] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2022-05-22 00:40:27] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 5 rows 6 cols
[2022-05-22 00:40:27] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-22 00:40:27] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 6/6 places, 5/5 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)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Finished random walk after 154 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=77 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 1 states, 1 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2022-05-22 00:40:27] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-22 00:40:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2022-05-22 00:40:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 00:40:27] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2022-05-22 00:40:27] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 00:40:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2022-05-22 00:40:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 00:40:27] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2022-05-22 00:40:27] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2022-05-22 00:40:28] [INFO ] Added : 2 causal constraints over 1 iterations in 16 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 10245 reset in 71 ms.
Product exploration explored 100000 steps with 10208 reset in 175 ms.
Built C files in :
/tmp/ltsmin4659508804142463482
[2022-05-22 00:40:28] [INFO ] Computing symmetric may disable matrix : 5 transitions.
[2022-05-22 00:40:28] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-22 00:40:28] [INFO ] Computing symmetric may enable matrix : 5 transitions.
[2022-05-22 00:40:28] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-22 00:40:28] [INFO ] Computing Do-Not-Accords matrix : 5 transitions.
[2022-05-22 00:40:28] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-22 00:40:28] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4659508804142463482
Running compilation step : cd /tmp/ltsmin4659508804142463482;'/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 157 ms.
Running link step : cd /tmp/ltsmin4659508804142463482;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin4659508804142463482;'/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/stateBased5118508932024452012.hoa' '--buchi-type=spotba'
LTSmin run took 249 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-03 finished in 2124 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(((p0 U F(X(p1)))||(p2 U p3)||p4))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:28] [INFO ] Computed 3 place invariants in 8 ms
[2022-05-22 00:40:28] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:28] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:28] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:28] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:28] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p4) (NOT p1) (NOT p3)), (AND (NOT p4) (NOT p1) (NOT p3)), (AND (NOT p4) (NOT p1) (NOT p3))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p4) (NOT p1) (NOT p3)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p4) (NOT p3)), acceptance={} source=2 dest: 1}]], initial=0, aps=[p4:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s4 1)), p3:(AND (GEQ s3 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, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 69 ms.
Product exploration explored 100000 steps with 50000 reset in 57 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 p4) (NOT p1) p3), (X (NOT (AND (NOT p4) (NOT p3)))), (X (X (NOT (AND (NOT p4) (NOT p1) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p4) (NOT p3))))
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 3 states, 3 edges and 3 AP to 1 states, 0 edges and 0 AP.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-04 finished in 409 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(G(!(p0 U p1)))||X(G(!p0))))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:29] [INFO ] Implicit Places using invariants in 30 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 214 ms :[true, p1, (AND p1 p0), p0, (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 0}, { cond=(NOT p1), acceptance={} source=1 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 2}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}]], initial=6, aps=[p1:(GEQ s6 1), p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-05 finished in 262 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((((F(X(p1))||p1) U G(p2))&&p0)))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:29] [INFO ] Implicit Places using invariants in 15 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:29] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:29] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=p2, acceptance={} source=4 dest: 4}, { cond=(NOT p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1) (GEQ s4 1)), p2:(AND (GEQ s3 1) (GEQ s4 1)), p1:(GEQ s7 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-06 finished in 225 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||X((p1 U X(!p2)))||G(p2)))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-22 00:40:29] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:29] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:29] [INFO ] Computed 3 place invariants in 3 ms
[2022-05-22 00:40:29] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 457 ms :[true, false, (AND (NOT p0) p2), false, (NOT p0), (AND (NOT p0) p2), (AND (NOT p0) p2), (NOT p2), (AND (NOT p0) (NOT p2)), p2, p2, false, false, false, false]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={} source=1 dest: 2}, { cond=p2, acceptance={} source=1 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 5}, { cond=(AND p0 p1), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 9}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 10}], [{ cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=3 dest: 5}, { cond=(AND (NOT p2) p0 p1), acceptance={} source=3 dest: 6}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=3 dest: 9}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=3 dest: 10}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=3 dest: 11}, { cond=(AND p2 p0 (NOT p1)), acceptance={} source=3 dest: 12}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=3 dest: 13}, { cond=(AND p2 p0 p1), acceptance={} source=3 dest: 14}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=(AND p2 (NOT p0)), acceptance={} source=5 dest: 0}, { cond=(AND p2 p0), acceptance={} source=5 dest: 4}], [{ cond=(AND p2 p0 (NOT p1)), acceptance={} source=6 dest: 5}, { cond=(AND p2 p0 p1), acceptance={} source=6 dest: 6}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=6 dest: 9}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=6 dest: 10}], [{ cond=(NOT p2), acceptance={} source=7 dest: 0}, { cond=p2, acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=8 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=8 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=8 dest: 7}, { cond=(AND p2 p0), acceptance={} source=8 dest: 8}], [{ cond=(AND p2 p1), acceptance={0} source=9 dest: 9}, { cond=(AND p2 (NOT p1)), acceptance={0} source=9 dest: 10}], [{ cond=p2, acceptance={} source=10 dest: 0}], [{ cond=p2, acceptance={} source=11 dest: 7}], [{ cond=(AND p2 (NOT p0)), acceptance={} source=12 dest: 7}, { cond=(AND p2 p0), acceptance={} source=12 dest: 8}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=13 dest: 11}, { cond=(AND p2 p1), acceptance={} source=13 dest: 13}], [{ cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=14 dest: 11}, { cond=(AND p2 p0 (NOT p1)), acceptance={} source=14 dest: 12}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=14 dest: 13}, { cond=(AND p2 p0 p1), acceptance={} source=14 dest: 14}]], initial=1, aps=[p2:(AND (GEQ s3 1) (GEQ s4 1)), p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(GEQ s7 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, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 89 ms.
Product exploration explored 100000 steps with 33333 reset in 105 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 p2) p0 (NOT p1)), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 p0 p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND p2 (NOT p0) p1))), (X (NOT (AND (NOT p2) p0 p1))), (X (AND p0 (NOT p1))), (X (AND (NOT p2) p0 (NOT p1))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT p2))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND p2 (NOT p0) p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p2)))
Knowledge based reduction with 22 factoid took 518 ms. Reduced automaton from 15 states, 41 edges and 3 AP to 1 states, 0 edges and 0 AP.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-07 finished in 1246 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X(G(F((G(X(p0))&&p1)))))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:30] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:30] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:30] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:30] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2022-05-22 00:40:30] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:30] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:30] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=p1, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s6 1), p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 2795 steps with 0 reset in 11 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-08 finished in 209 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(X(F(X(G((F(p0)||p1))))))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 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 7 transition count 5
Applied a total of 2 rules in 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:31] [INFO ] Implicit Places using invariants in 24 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 5/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 6/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(LT s5 1), p0:(LT s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1300 reset in 128 ms.
Stack based approach found an accepted trace after 81 steps with 1 reset with depth 62 and stack size 61 in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-09 finished in 225 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 1 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:31] [INFO ] Implicit Places using invariants in 54 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-10 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 s3 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 3039 reset in 70 ms.
Stack based approach found an accepted trace after 42 steps with 4 reset with depth 17 and stack size 17 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-10 finished in 193 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((F(p0)&&F(p1)&&G(p2)))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:31] [INFO ] Implicit Places using invariants in 48 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:31] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:31] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (OR (NOT p2) (NOT p0) (NOT p1)), true, (NOT p0), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(NOT p2), acceptance={} source=1 dest: 2}, { cond=(AND p2 (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(AND p2 (NOT 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 p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s3 1) (GEQ s4 1)), p0:(AND (GEQ s3 1) (GEQ s5 1) (LT s6 1)), p1:(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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-11 finished in 268 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((X(!(G(p0)||p1)) U G(p2)))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:31] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:31] [INFO ] Implicit Places using invariants in 17 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 18 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 384 ms :[(NOT p2), (NOT p2), (OR p1 p0), (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), true, p0, (AND (NOT p2) (NOT p1)), (AND p0 (NOT p2) p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 1}, { cond=(NOT p2), acceptance={} source=1 dest: 2}, { cond=p2, acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=3 dest: 5}, { cond=(AND p2 p1), acceptance={} source=3 dest: 6}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=3 dest: 7}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=6 dest: 4}, { cond=(AND p2 (NOT p1)), acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p2) p1 p0), acceptance={} source=7 dest: 5}, { cond=(AND p2 p1 p0), acceptance={} source=7 dest: 7}]], initial=0, aps=[p2:(AND (LT s5 1) (LT s2 1)), p1:(GEQ s5 1), p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-12 finished in 419 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 4 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2022-05-22 00:40:32] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:32] [INFO ] Implicit Places using invariants in 20 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-13 finished in 117 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U p1)&&G((G(p2)||p3))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 3 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:32] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-22 00:40:32] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:32] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:32] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2022-05-22 00:40:32] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 5 rows 7 cols
[2022-05-22 00:40:32] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-22 00:40:32] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 138 ms :[true, (OR (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p3)), (OR (NOT p1) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00100vD-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(OR (AND (NOT p1) p0) (NOT p2)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p1 p2), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={} source=2 dest: 0}, { cond=p2, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p3) p2), acceptance={} source=3 dest: 2}, { cond=p3, acceptance={} source=3 dest: 3}], [{ cond=(OR (AND (NOT p1) p0) (AND (NOT p3) (NOT p2))), acceptance={0} source=4 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={0} source=4 dest: 1}, { cond=(AND p1 (NOT p3) p2), acceptance={0} source=4 dest: 2}, { cond=(AND p1 p3), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p1) (NOT p0) p3), acceptance={0} source=4 dest: 4}]], initial=4, aps=[p1:(OR (AND (GEQ s3 1) (GEQ s5 1)) (GEQ s2 1)), p0:(GEQ s2 1), p2:(AND (GEQ s3 1) (GEQ s5 1)), p3:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Entered a terminal (fully accepting) state of product in 1597 steps with 0 reset in 3 ms.
FORMULA TwoPhaseLocking-PT-nC00100vD-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00100vD-LTLFireability-14 finished in 237 ms.
All properties solved by simple procedures.
Total runtime 7705 ms.

BK_STOP 1653180032646

--------------------
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="TwoPhaseLocking-PT-nC00100vD"
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 TwoPhaseLocking-PT-nC00100vD, 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 r258-tall-165303546200780"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00100vD.tgz
mv TwoPhaseLocking-PT-nC00100vD 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 ;