Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2022-input.r204-oct2-165281598800116.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/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 RwMutex-PT-r0010w0020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r204-oct2-165281598800116
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 316K
-rw-r--r-- 1 mcc users 9.9K Apr 29 18:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 122K Apr 29 18:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Apr 29 18:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Apr 29 18:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K May 9 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 9 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 9 08:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 08:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 08:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 11 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 44K 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 RwMutex-PT-r0010w0020-LTLFireability-00
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-01
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-02
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-03
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-04
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-05
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-06
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-07
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-08
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-09
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-10
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-11
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-12
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-13
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-14
FORMULA_NAME RwMutex-PT-r0010w0020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652947711953

Running Version 202205111006
[2022-05-19 08:08:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-19 08:08:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-19 08:08:34] [INFO ] Load time of PNML (sax parser for PT used): 107 ms
[2022-05-19 08:08:34] [INFO ] Transformed 70 places.
[2022-05-19 08:08:34] [INFO ] Transformed 60 transitions.
[2022-05-19 08:08:34] [INFO ] Found NUPN structural information;
[2022-05-19 08:08:34] [INFO ] Parsed PT model containing 70 places and 60 transitions in 268 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0020-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0020-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 60/60 transitions.
Applied a total of 0 rules in 27 ms. Remains 70 /70 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 70 cols
[2022-05-19 08:08:34] [INFO ] Computed 40 place invariants in 11 ms
[2022-05-19 08:08:35] [INFO ] Implicit Places using invariants in 369 ms returned [1, 2, 3, 5, 7, 9, 12, 13, 18, 19, 20, 22, 23, 44, 55, 66]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 754 ms to find 16 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/70 places, 60/60 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 48 transition count 54
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 48 transition count 54
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 48 transition count 48
Applied a total of 18 rules in 2 ms. Remains 48 /54 variables (removed 6) and now considering 48/60 (removed 12) transitions.
// Phase 1: matrix 48 rows 48 cols
[2022-05-19 08:08:35] [INFO ] Computed 24 place invariants in 4 ms
[2022-05-19 08:08:35] [INFO ] Implicit Places using invariants in 239 ms returned []
// Phase 1: matrix 48 rows 48 cols
[2022-05-19 08:08:35] [INFO ] Computed 24 place invariants in 3 ms
[2022-05-19 08:08:35] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 48/70 places, 48/60 transitions.
Finished structural reductions, in 2 iterations. Remains : 48/70 places, 48/60 transitions.
Support contains 37 out of 48 places after structural reductions.
[2022-05-19 08:08:35] [INFO ] Flatten gal took : 52 ms
[2022-05-19 08:08:35] [INFO ] Flatten gal took : 10 ms
[2022-05-19 08:08:35] [INFO ] Input system was already deterministic with 48 transitions.
Support contains 36 out of 48 places (down from 37) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 318 ms. (steps per millisecond=31 ) properties (out of 25) seen :22
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
// Phase 1: matrix 48 rows 48 cols
[2022-05-19 08:08:36] [INFO ] Computed 24 place invariants in 2 ms
[2022-05-19 08:08:36] [INFO ] [Real]Absence check using 24 positive place invariants in 12 ms returned sat
[2022-05-19 08:08:36] [INFO ] After 188ms 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 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)||X(G(p1))))))'
Support contains 2 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 3 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:36] [INFO ] Computed 24 place invariants in 0 ms
[2022-05-19 08:08:37] [INFO ] Implicit Places using invariants in 354 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 20, 43, 44]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 355 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/48 places, 42/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 22 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 22 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 22 transition count 24
Applied a total of 27 rules in 1 ms. Remains 22 /31 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:37] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-19 08:08:37] [INFO ] Implicit Places using invariants in 34 ms returned []
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:37] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-19 08:08:37] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 22/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 22/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 460 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=3, aps=[p0:(EQ s6 0), p1:(EQ s21 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 22216 reset in 315 ms.
Stack based approach found an accepted trace after 17 steps with 2 reset with depth 12 and stack size 12 in 1 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-00 finished in 1291 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 10 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:38] [INFO ] Computed 24 place invariants in 0 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 67 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 20, 43, 44]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 81 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/48 places, 42/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 22 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 22 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 22 transition count 24
Applied a total of 27 rules in 1 ms. Remains 22 /31 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:38] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 17 ms returned []
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:38] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 22/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 22/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-01 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:(EQ s21 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 1 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-01 finished in 291 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G((F(G(p0))||p1))||X(p2)))'
Support contains 5 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 3 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:38] [INFO ] Computed 24 place invariants in 0 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 50 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 44]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 64 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/48 places, 42/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 24 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 24 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 24 transition count 24
Applied a total of 27 rules in 1 ms. Remains 24 /33 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 24 cols
[2022-05-19 08:08:38] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 36 ms returned []
// Phase 1: matrix 24 rows 24 cols
[2022-05-19 08:08:38] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 24/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(EQ s22 1), p2:(AND (EQ s18 1) (EQ s23 1)), p0:(OR (EQ s9 0) (EQ s14 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 142 ms.
Stack based approach found an accepted trace after 7 steps with 2 reset with depth 4 and stack size 4 in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-02 finished in 455 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(F(p0))||G(p1))))'
Support contains 1 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 4 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:38] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 95 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 20, 43, 44]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 96 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 31/48 places, 42/48 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 21 transition count 32
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 21 transition count 32
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 21 transition count 22
Applied a total of 30 rules in 3 ms. Remains 21 /31 variables (removed 10) and now considering 22/42 (removed 20) transitions.
// Phase 1: matrix 22 rows 21 cols
[2022-05-19 08:08:38] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants in 18 ms returned []
// Phase 1: matrix 22 rows 21 cols
[2022-05-19 08:08:38] [INFO ] Computed 10 place invariants in 3 ms
[2022-05-19 08:08:38] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/48 places, 22/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 21/48 places, 22/48 transitions.
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(EQ s10 0), p0:(NEQ s10 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4319 reset in 137 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 13 in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-03 finished in 541 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(G(F(p0)))&&(G(p1)||X(p2)))))'
Support contains 13 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 46 transition count 46
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 46 transition count 46
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 46 transition count 44
Applied a total of 6 rules in 2 ms. Remains 46 /48 variables (removed 2) and now considering 44/48 (removed 4) transitions.
// Phase 1: matrix 44 rows 46 cols
[2022-05-19 08:08:39] [INFO ] Computed 24 place invariants in 0 ms
[2022-05-19 08:08:39] [INFO ] Implicit Places using invariants in 60 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 20, 44, 45]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 65 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 34/48 places, 44/48 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 26 transition count 36
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 26 transition count 36
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 26 transition count 28
Applied a total of 24 rules in 0 ms. Remains 26 /34 variables (removed 8) and now considering 28/44 (removed 16) transitions.
// Phase 1: matrix 28 rows 26 cols
[2022-05-19 08:08:39] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:39] [INFO ] Implicit Places using invariants in 35 ms returned []
// Phase 1: matrix 28 rows 26 cols
[2022-05-19 08:08:39] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-19 08:08:39] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/48 places, 28/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 26/48 places, 28/48 transitions.
Stuttering acceptance computed with spot in 280 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s24 1), p1:(AND (EQ s2 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1) (EQ s22 1)), p2:(AND (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 22 reset in 115 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 17 in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-04 finished in 589 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(G(F(G(X(p0)))))&&p1)))'
Support contains 3 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Graph (trivial) has 12 edges and 48 vertex of which 12 / 48 are part of one of the 6 SCC in 34 ms
Free SCC test removed 6 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 42 transition count 39
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 10 place count 36 transition count 39
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 13 place count 33 transition count 36
Iterating global reduction 2 with 3 rules applied. Total rules applied 16 place count 33 transition count 36
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 19 place count 33 transition count 33
Applied a total of 19 rules in 48 ms. Remains 33 /48 variables (removed 15) and now considering 33/48 (removed 15) transitions.
[2022-05-19 08:08:39] [INFO ] Flow matrix only has 25 transitions (discarded 8 similar events)
// Phase 1: matrix 25 rows 33 cols
[2022-05-19 08:08:39] [INFO ] Computed 21 place invariants in 0 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants in 55 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 69 ms to find 10 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/48 places, 33/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 14 transition count 24
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 14 transition count 24
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 14 transition count 15
Applied a total of 27 rules in 7 ms. Remains 14 /23 variables (removed 9) and now considering 15/33 (removed 18) transitions.
[2022-05-19 08:08:40] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
// Phase 1: matrix 7 rows 14 cols
[2022-05-19 08:08:40] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants in 36 ms returned []
[2022-05-19 08:08:40] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
// Phase 1: matrix 7 rows 14 cols
[2022-05-19 08:08:40] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/48 places, 15/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 14/48 places, 15/48 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(EQ s12 0), p0:(AND (EQ s9 1) (EQ s13 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-05 finished in 384 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 12 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 4 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:40] [INFO ] Computed 24 place invariants in 10 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants in 63 ms returned [1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 20, 43, 44]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 64 ms to find 13 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/48 places, 42/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 23 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 23 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 23 transition count 24
Applied a total of 27 rules in 7 ms. Remains 23 /32 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 23 cols
[2022-05-19 08:08:40] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants in 45 ms returned []
// Phase 1: matrix 24 rows 23 cols
[2022-05-19 08:08:40] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-19 08:08:40] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 23/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-06 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:(NEQ s8 1), p0:(OR (EQ s1 0) (EQ s12 0) (EQ s13 0) (EQ s14 0) (EQ s15 0) (EQ s16 0) (EQ s17 0) (EQ s18 0) (EQ s19 0) (EQ s20 0) (EQ s21 0))], 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 0 reset in 149 ms.
Product exploration explored 100000 steps with 0 reset in 134 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 p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
Knowledge based reduction with 4 factoid took 217 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 2 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 24 rows 23 cols
[2022-05-19 08:08:41] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-19 08:08:41] [INFO ] After 16ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-19 08:08:41] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2022-05-19 08:08:41] [INFO ] After 61ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (NOT (AND (NOT p0) p1)))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 5 factoid took 178 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 1 states, 0 edges and 0 AP.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-06 finished in 1250 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Graph (trivial) has 12 edges and 48 vertex of which 12 / 48 are part of one of the 6 SCC in 1 ms
Free SCC test removed 6 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 42 transition count 25
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 1 with 60 rules applied. Total rules applied 78 place count 3 transition count 4
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 79 place count 3 transition count 3
Ensure Unique test removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 80 place count 2 transition count 3
Applied a total of 80 rules in 2 ms. Remains 2 /48 variables (removed 46) and now considering 3/48 (removed 45) transitions.
// Phase 1: matrix 3 rows 2 cols
[2022-05-19 08:08:41] [INFO ] Computed 1 place invariants in 1 ms
[2022-05-19 08:08:41] [INFO ] Implicit Places using invariants in 51 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-19 08:08:41] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 08:08:41] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2022-05-19 08:08:41] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-19 08:08:41] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 08:08:41] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/48 places, 3/48 transitions.
Finished structural reductions, in 1 iterations. Remains : 2/48 places, 3/48 transitions.
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-07 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:(EQ s0 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]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-07 finished in 277 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(p1)||p0))||G(p2)))'
Support contains 13 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 3 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:41] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-19 08:08:42] [INFO ] Implicit Places using invariants in 970 ms returned [1, 2, 4, 5, 6, 7, 8, 10, 11, 20, 43, 44]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 972 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 33/48 places, 42/48 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 25 transition count 34
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 25 transition count 34
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 25 transition count 26
Applied a total of 24 rules in 1 ms. Remains 25 /33 variables (removed 8) and now considering 26/42 (removed 16) transitions.
// Phase 1: matrix 26 rows 25 cols
[2022-05-19 08:08:42] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:42] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 26 rows 25 cols
[2022-05-19 08:08:42] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:42] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/48 places, 26/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 25/48 places, 26/48 transitions.
Stuttering acceptance computed with spot in 264 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : RwMutex-PT-r0010w0020-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=(NOT p2), acceptance={} source=2 dest: 1}, { cond=p2, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(EQ s6 0), p0:(OR (EQ s1 0) (EQ s13 0) (EQ s14 0) (EQ s15 0) (EQ s16 0) (EQ s17 0) (EQ s18 0) (EQ s19 0) (EQ s20 0) (EQ s21 0) (EQ s22 0)), p2:(OR (EQ ...], 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 153 ms.
Product exploration explored 100000 steps with 50000 reset in 127 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 p1 (NOT p0) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1)))))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 5 factoid took 190 ms. Reduced automaton from 5 states, 8 edges and 3 AP to 1 states, 0 edges and 0 AP.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-08 finished in 1883 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Graph (trivial) has 12 edges and 48 vertex of which 12 / 48 are part of one of the 6 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 42 transition count 25
Reduce places removed 30 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 60 place count 12 transition count 13
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 61 place count 12 transition count 12
Applied a total of 61 rules in 2 ms. Remains 12 /48 variables (removed 36) and now considering 12/48 (removed 36) transitions.
[2022-05-19 08:08:43] [INFO ] Flow matrix only has 3 transitions (discarded 9 similar events)
// Phase 1: matrix 3 rows 12 cols
[2022-05-19 08:08:43] [INFO ] Computed 11 place invariants in 0 ms
[2022-05-19 08:08:43] [INFO ] Implicit Places using invariants in 33 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/48 places, 12/48 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 11/48 places, 12/48 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(NEQ s10 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 126 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 2 in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-09 finished in 242 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(p0)))'
Support contains 1 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 46 transition count 46
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 46 transition count 46
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 46 transition count 44
Applied a total of 6 rules in 1 ms. Remains 46 /48 variables (removed 2) and now considering 44/48 (removed 4) transitions.
// Phase 1: matrix 44 rows 46 cols
[2022-05-19 08:08:43] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-19 08:08:45] [INFO ] Implicit Places using invariants in 1696 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 20, 44, 45]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 1698 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/48 places, 44/48 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 22 transition count 34
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 22 transition count 34
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 22 transition count 24
Applied a total of 30 rules in 1 ms. Remains 22 /32 variables (removed 10) and now considering 24/44 (removed 20) transitions.
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:45] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-19 08:08:45] [INFO ] Implicit Places using invariants in 25 ms returned []
// Phase 1: matrix 24 rows 22 cols
[2022-05-19 08:08:45] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-19 08:08:45] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 22/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 22/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 105 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-11 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:(EQ s21 0)], 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 6139 steps with 0 reset in 7 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-11 finished in 1941 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(p0)))'
Support contains 11 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 45 transition count 45
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 45 transition count 45
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 45 transition count 42
Applied a total of 9 rules in 1 ms. Remains 45 /48 variables (removed 3) and now considering 42/48 (removed 6) transitions.
// Phase 1: matrix 42 rows 45 cols
[2022-05-19 08:08:45] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-19 08:08:45] [INFO ] Implicit Places using invariants in 55 ms returned [1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 20, 43, 44]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 69 ms to find 13 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/48 places, 42/48 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 23 transition count 33
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 23 transition count 33
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 27 place count 23 transition count 24
Applied a total of 27 rules in 0 ms. Remains 23 /32 variables (removed 9) and now considering 24/42 (removed 18) transitions.
// Phase 1: matrix 24 rows 23 cols
[2022-05-19 08:08:45] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-19 08:08:46] [INFO ] Implicit Places using invariants in 30 ms returned []
// Phase 1: matrix 24 rows 23 cols
[2022-05-19 08:08:46] [INFO ] Computed 11 place invariants in 1 ms
[2022-05-19 08:08:46] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/48 places, 24/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 23/48 places, 24/48 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s1 1) (EQ s12 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 103 reset in 103 ms.
Stack based approach found an accepted trace after 27 steps with 2 reset with depth 22 and stack size 22 in 0 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-13 finished in 412 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(!((!p0 U p1) U p2))||p2)))'
Support contains 13 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 48/48 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 46 transition count 46
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 46 transition count 46
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 46 transition count 44
Applied a total of 6 rules in 1 ms. Remains 46 /48 variables (removed 2) and now considering 44/48 (removed 4) transitions.
// Phase 1: matrix 44 rows 46 cols
[2022-05-19 08:08:46] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-19 08:08:46] [INFO ] Implicit Places using invariants in 64 ms returned [3, 4, 5, 6, 7, 8, 9, 10, 11, 20, 44, 45]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 65 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 34/48 places, 44/48 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 26 transition count 36
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 26 transition count 36
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 26 transition count 28
Applied a total of 24 rules in 32 ms. Remains 26 /34 variables (removed 8) and now considering 28/44 (removed 16) transitions.
// Phase 1: matrix 28 rows 26 cols
[2022-05-19 08:08:46] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:46] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 28 rows 26 cols
[2022-05-19 08:08:46] [INFO ] Computed 12 place invariants in 0 ms
[2022-05-19 08:08:46] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/48 places, 28/48 transitions.
Finished structural reductions, in 2 iterations. Remains : 26/48 places, 28/48 transitions.
Stuttering acceptance computed with spot in 247 ms :[true, false, false, p2, p1, (AND p1 p2)]
Running random walk in product with property : RwMutex-PT-r0010w0020-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={} source=2 dest: 3}], [{ cond=p2, acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=3 dest: 5}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 4}], [{ cond=(AND p2 p1), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 3}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=5 dest: 5}]], initial=1, aps=[p2:(EQ s25 1), p1:(AND (EQ s2 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1) (EQ s22 1)), p0:(AND (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, 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 1985 steps with 0 reset in 6 ms.
FORMULA RwMutex-PT-r0010w0020-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0020-LTLFireability-15 finished in 468 ms.
All properties solved by simple procedures.
Total runtime 12943 ms.

BK_STOP 1652947726928

--------------------
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="RwMutex-PT-r0010w0020"
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 RwMutex-PT-r0010w0020, 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 r204-oct2-165281598800116"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w0020.tgz
mv RwMutex-PT-r0010w0020 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 ;