Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r166-smll-158987787500295.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is AirplaneLD-PT-1000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787500295
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 74K Mar 24 10:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 179K Mar 24 10:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 117K Mar 24 09:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 492K Mar 24 09:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 567K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.5M Apr 29 06:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 170K Apr 8 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 692K Apr 29 06:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 347K Mar 24 08:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 777K Mar 24 08:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 257K Mar 24 06:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.1M Mar 24 06:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 73K Mar 24 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 134K Mar 24 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 7.8M Mar 24 05:37 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 AirplaneLD-PT-1000-ReachabilityFireability-00
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-01
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-02
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-03
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-04
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-05
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-06
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-07
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-08
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-09
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-10
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-11
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-12
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-13
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-14
FORMULA_NAME AirplaneLD-PT-1000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591398861502

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-05 23:14:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-05 23:14:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-05 23:14:25] [INFO ] Load time of PNML (sax parser for PT used): 844 ms
[2020-06-05 23:14:25] [INFO ] Transformed 7019 places.
[2020-06-05 23:14:25] [INFO ] Transformed 8008 transitions.
[2020-06-05 23:14:25] [INFO ] Found NUPN structural information;
[2020-06-05 23:14:25] [INFO ] Parsed PT model containing 7019 places and 8008 transitions in 985 ms.
Reduce places removed 3002 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 350 ms.
Working with output stream class java.io.PrintStream
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 1264 resets, run finished after 1117 ms. (steps per millisecond=8 ) properties seen :[1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1]
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 983 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 989 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 1137 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 878 ms. (steps per millisecond=11 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 8008 rows 4017 cols
[2020-06-05 23:14:33] [INFO ] Computed 3 place invariants in 2436 ms
[2020-06-05 23:14:35] [INFO ] [Real]Absence check using 2 positive place invariants in 299 ms returned sat
[2020-06-05 23:14:35] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 235 ms returned sat
[2020-06-05 23:14:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:14:38] [INFO ] [Real]Absence check using state equation in 3005 ms returned (error "Solver has unexpectedly terminated")
[2020-06-05 23:14:40] [INFO ] [Real]Absence check using 2 positive place invariants in 254 ms returned unsat
[2020-06-05 23:14:41] [INFO ] [Real]Absence check using 2 positive place invariants in 258 ms returned unsat
[2020-06-05 23:14:43] [INFO ] [Real]Absence check using 2 positive place invariants in 241 ms returned unsat
[2020-06-05 23:14:44] [INFO ] [Real]Absence check using 2 positive place invariants in 203 ms returned sat
[2020-06-05 23:14:44] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 179 ms returned sat
[2020-06-05 23:14:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:14:48] [INFO ] [Real]Absence check using state equation in 3470 ms returned (error "Failed to check-sat")
[2020-06-05 23:14:49] [INFO ] [Real]Absence check using 2 positive place invariants in 191 ms returned sat
[2020-06-05 23:14:49] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 177 ms returned sat
[2020-06-05 23:14:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:14:53] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 23:14:53] [INFO ] [Real]Absence check using state equation in 3658 ms returned (error "Failed to check-sat")
[2020-06-05 23:14:54] [INFO ] [Real]Absence check using 2 positive place invariants in 203 ms returned sat
[2020-06-05 23:14:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 178 ms returned sat
[2020-06-05 23:14:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:14:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 23:14:58] [INFO ] [Real]Absence check using state equation in 3608 ms returned (error "Failed to check-sat")
[2020-06-05 23:14:59] [INFO ] [Real]Absence check using 2 positive place invariants in 196 ms returned unsat
[2020-06-05 23:15:00] [INFO ] [Real]Absence check using 2 positive place invariants in 201 ms returned sat
[2020-06-05 23:15:00] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 179 ms returned sat
[2020-06-05 23:15:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:15:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 23:15:04] [INFO ] [Real]Absence check using state equation in 3497 ms returned (error "Failed to check-sat")
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 1017 out of 4017 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 4017/4017 places, 8008/8008 transitions.
Discarding 4 places :
Also discarding 0 output transitions
Graph (complete) has 10523 edges and 4017 vertex of which 4013 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.56 ms
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 4013 transition count 8006
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 3 place count 4013 transition count 8005
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 4012 transition count 8005
Symmetric choice reduction at 1 with 2989 rule applications. Total rules 2994 place count 4012 transition count 8005
Deduced a syphon composed of 2989 places in 5 ms
Reduce places removed 2989 places and 2989 transitions.
Iterating global reduction 1 with 5978 rules applied. Total rules applied 8972 place count 1023 transition count 5016
Ensure Unique test removed 2989 transitions
Reduce isomorphic transitions removed 2989 transitions.
Iterating post reduction 1 with 2989 rules applied. Total rules applied 11961 place count 1023 transition count 2027
Applied a total of 11961 rules in 447 ms. Remains 1023 /4017 variables (removed 2994) and now considering 2027/8008 (removed 5981) transitions.
Finished structural reductions, in 1 iterations. Remains : 1023/4017 places, 2027/8008 transitions.
Incomplete random walk after 1000000 steps, including 134731 resets, run finished after 11802 ms. (steps per millisecond=84 ) properties seen :[1, 0, 1, 1, 0]
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 545 resets, run finished after 623 ms. (steps per millisecond=1605 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 206 resets, run finished after 563 ms. (steps per millisecond=1776 ) properties seen :[0, 0]
// Phase 1: matrix 2027 rows 1023 cols
[2020-06-05 23:15:18] [INFO ] Computed 2 place invariants in 159 ms
[2020-06-05 23:15:18] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 24 ms returned sat
[2020-06-05 23:15:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:15:22] [INFO ] [Real]Absence check using state equation in 4192 ms returned unsat
[2020-06-05 23:15:22] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 33 ms returned sat
[2020-06-05 23:15:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 23:15:27] [INFO ] [Real]Absence check using state equation in 4424 ms returned unsat
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-1000-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
All properties solved without resorting to model-checking.

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

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="AirplaneLD-PT-1000"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is AirplaneLD-PT-1000, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r166-smll-158987787500295"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-1000.tgz
mv AirplaneLD-PT-1000 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;