fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r240-smll-165303241400108
Last Updated
Jun 22, 2022

About the Execution of ITS-Tools for SmallOperatingSystem-PT-MT0256DC0128

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
271.111 15181.00 28105.00 298.90 TFFFFTFFFFTFFFTF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r240-smll-165303241400108.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0256DC0128, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241400108
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 280K
-rw-r--r-- 1 mcc users 9.6K Apr 30 10:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 30 10:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 30 10:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Apr 30 10:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.8K May 9 09:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 9 09:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 9 09:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 09:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 9 09:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 9 09:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 13 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 8.2K May 10 09:34 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653051279535

Running Version 202205111006
[2022-05-20 12:54:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-20 12:54:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 12:54:42] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2022-05-20 12:54:42] [INFO ] Transformed 9 places.
[2022-05-20 12:54:42] [INFO ] Transformed 8 transitions.
[2022-05-20 12:54:42] [INFO ] Parsed PT model containing 9 places and 8 transitions in 327 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 17 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 12:54:42] [INFO ] Computed 4 place invariants in 13 ms
[2022-05-20 12:54:42] [INFO ] Implicit Places using invariants in 149 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 12:54:42] [INFO ] Computed 4 place invariants in 2 ms
[2022-05-20 12:54:42] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 12:54:42] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:42] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2022-05-20 12:54:43] [INFO ] Flatten gal took : 20 ms
[2022-05-20 12:54:43] [INFO ] Flatten gal took : 5 ms
[2022-05-20 12:54:43] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 2579 steps, including 0 resets, run visited all 11 properties in 41 ms. (steps per millisecond=62 )
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)||X(G(p0)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 11 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:43] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:43] [INFO ] Implicit Places using invariants in 42 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 3 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 334 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 437 ms.
Product exploration explored 100000 steps with 50000 reset in 267 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 181 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-00 finished in 1387 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(X(F(X(G(p0))))) U (F(p1)||p0))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 9 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:44] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 12:54:45] [INFO ] Implicit Places using invariants in 59 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:45] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:45] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2022-05-20 12:54:45] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:45] [INFO ] Computed 3 place invariants in 2 ms
[2022-05-20 12:54:45] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s7 1), p1:(AND (GEQ s3 1) (GEQ s5 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 203 reset in 705 ms.
Stack based approach found an accepted trace after 419 steps with 4 reset with depth 207 and stack size 172 in 3 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-01 finished in 1043 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||p1)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:46] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:46] [INFO ] Implicit Places using invariants in 44 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:46] [INFO ] Computed 3 place invariants in 6 ms
[2022-05-20 12:54:46] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2022-05-20 12:54:46] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:46] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:46] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s5 1)), p0:(GEQ s7 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 270 reset in 113 ms.
Stack based approach found an accepted trace after 3676 steps with 9 reset with depth 9 and stack size 8 in 16 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-02 finished in 420 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X((X(F(p0)) U X(!(p1 U X(p0)))))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2022-05-20 12:54:46] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:46] [INFO ] Implicit Places using invariants in 85 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 91 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 236 ms :[p0, p0, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=true, acceptance={0} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(GEQ s2 1), p0:(GEQ s5 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 533 reset in 399 ms.
Stack based approach found an accepted trace after 158 steps with 35 reset with depth 13 and stack size 13 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-03 finished in 760 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 4 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:47] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:47] [INFO ] Implicit Places using invariants in 29 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 6
Applied a total of 2 rules in 4 ms. Remains 6 /7 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 12:54:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:47] [INFO ] Implicit Places using invariants in 33 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2022-05-20 12:54:47] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 12:54:47] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/9 places, 6/8 transitions.
Finished structural reductions, in 2 iterations. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s4 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 282 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-04 finished in 468 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:47] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:47] [INFO ] Computed 3 place invariants in 9 ms
[2022-05-20 12:54:47] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:47] [INFO ] Computed 3 place invariants in 9 ms
[2022-05-20 12:54:47] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ 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][false, false]]
Product exploration explored 100000 steps with 25051 reset in 57 ms.
Product exploration explored 100000 steps with 25005 reset in 69 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 1 edges and 1 AP.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Finished random walk after 130 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=65 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 229 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 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:48] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-05-20 12:54:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 12:54:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-20 12:54:48] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 12:54:48] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:48] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 12:54:48] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:48] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:48] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2022-05-20 12:54:48] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:48] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:48] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/7 places, 7/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 105 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 44 ms :[(NOT p0)]
Finished random walk after 130 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=130 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 187 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 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:49] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:49] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2022-05-20 12:54:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 12:54:49] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2022-05-20 12:54:49] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 3 ms.
[2022-05-20 12:54:49] [INFO ] Added : 0 causal constraints over 0 iterations in 23 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 25051 reset in 255 ms.
Product exploration explored 100000 steps with 24952 reset in 77 ms.
Built C files in :
/tmp/ltsmin9812504313020754864
[2022-05-20 12:54:49] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2022-05-20 12:54:49] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:49] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2022-05-20 12:54:49] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:49] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2022-05-20 12:54:49] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:49] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9812504313020754864
Running compilation step : cd /tmp/ltsmin9812504313020754864;'/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 364 ms.
Running link step : cd /tmp/ltsmin9812504313020754864;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin9812504313020754864;'/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/stateBased11682096760931018203.hoa' '--buchi-type=spotba'
LTSmin run took 509 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-05 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-05 finished in 2892 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U F((G(p1)||G(!(F(p2)||p0))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:50] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 12:54:50] [INFO ] Implicit Places using invariants in 28 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:50] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-20 12:54:50] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2022-05-20 12:54:50] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2022-05-20 12:54:50] [INFO ] Computed 3 place invariants in 1 ms
[2022-05-20 12:54:50] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 56 ms :[(OR (AND p0 (NOT p1)) (AND (NOT p1) p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=0 dest: 0}, { cond=(OR (AND p0 p1) (AND p1 p2)), acceptance={1} source=0 dest: 0}, { cond=(OR (AND p0 (NOT p1)) (AND (NOT p1) p2)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(AND (GEQ s4 1) (GEQ s5 1)), p2:(GEQ s3 1)], nbAcceptance=2, 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 173 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 19 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-06 finished in 351 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G((X(p0)||F(p0))))&&G(p1))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:50] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:50] [INFO ] Implicit Places using invariants in 25 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:50] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:50] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:50] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:50] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s4 1) (GEQ s6 1) (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p0:(AND (GEQ s4 1) (GEQ s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-07 finished in 291 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:51] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:51] [INFO ] Implicit Places using invariants in 27 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 7849 reset in 131 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-08 finished in 274 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:51] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:51] [INFO ] Implicit Places using invariants in 24 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:51] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:51] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2022-05-20 12:54:51] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:51] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:51] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1) (GEQ s4 1) (GEQ s6 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 25003 reset in 76 ms.
Product exploration explored 100000 steps with 25092 reset in 90 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 150 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 47 ms :[(NOT p0)]
Finished random walk after 130 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=130 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 169 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 45 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:52] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:52] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-20 12:54:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 12:54:52] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2022-05-20 12:54:52] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 12:54:52] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:52] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:52] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:52] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:52] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2022-05-20 12:54:52] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:52] [INFO ] Computed 4 place invariants in 3 ms
[2022-05-20 12:54:52] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 7/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 140 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)]
Finished random walk after 130 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=130 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 151 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 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:52] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:52] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-20 12:54:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-20 12:54:52] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2022-05-20 12:54:52] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-20 12:54:52] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24990 reset in 128 ms.
Product exploration explored 100000 steps with 24944 reset in 172 ms.
Built C files in :
/tmp/ltsmin2198888693529780466
[2022-05-20 12:54:53] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2022-05-20 12:54:53] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:53] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2022-05-20 12:54:53] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:53] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2022-05-20 12:54:53] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-20 12:54:53] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2198888693529780466
Running compilation step : cd /tmp/ltsmin2198888693529780466;'/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 148 ms.
Running link step : cd /tmp/ltsmin2198888693529780466;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 28 ms.
Running LTSmin : cd /tmp/ltsmin2198888693529780466;'/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/stateBased10771458160647890862.hoa' '--buchi-type=spotba'
LTSmin run took 83 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-10 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-10 finished in 2234 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Applied a total of 5 rules in 6 ms. Remains 5 /9 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 5 cols
[2022-05-20 12:54:53] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-20 12:54:53] [INFO ] Implicit Places using invariants in 22 ms returned []
// Phase 1: matrix 6 rows 5 cols
[2022-05-20 12:54:53] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 12:54:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-20 12:54:53] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2022-05-20 12:54:53] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 5 cols
[2022-05-20 12:54:53] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-20 12:54:53] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 5/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 99 ms :[p0, true, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 0}, { cond=p0, acceptance={0} source=2 dest: 2}]], initial=2, aps=[p0:(GEQ s3 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][true, true, true]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-11 finished in 221 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(G((X(F(p0))&&F(p1)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:53] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:53] [INFO ] Implicit Places using invariants in 32 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:53] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:53] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2022-05-20 12:54:53] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2022-05-20 12:54:53] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-20 12:54:53] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s5 1) (GEQ s6 1)), p1:(OR (LT s0 1) (LT s2 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 7915 reset in 106 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-12 finished in 370 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((X((G(!(X(p1) U F(p2)))&&p0))||G(!p1)))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2022-05-20 12:54:54] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-20 12:54:54] [INFO ] Implicit Places using invariants in 28 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 267 ms :[true, (OR (AND (NOT p0) p1) (AND p1 p2)), p2, (OR (NOT p0) p2), (OR (AND (NOT p0) p1) (AND p1 p2)), p1, (AND p2 p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 3}, { cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=p2, acceptance={} source=2 dest: 0}, { cond=(NOT p2), acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) p2), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 2}], [{ cond=(OR (AND p1 (NOT p0)) (AND p1 p2)), acceptance={} source=4 dest: 0}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p1) p2)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=4 dest: 6}], [{ cond=p1, acceptance={} source=5 dest: 0}, { cond=(NOT p1), acceptance={} source=5 dest: 5}], [{ cond=(AND p1 p2), acceptance={} source=6 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=6 dest: 6}]], initial=1, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p2:(GEQ s7 1), p0:(AND (LT s3 1) (OR (LT s0 1) (LT s1 1) (LT s2 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0256DC0128-LTLFireability-13 finished in 322 ms.
All properties solved by simple procedures.
Total runtime 12710 ms.

BK_STOP 1653051294716

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SmallOperatingSystem-PT-MT0256DC0128"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is SmallOperatingSystem-PT-MT0256DC0128, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-smll-165303241400108"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0256DC0128.tgz
mv SmallOperatingSystem-PT-MT0256DC0128 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 ;