Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r228-oct2-159033547700543.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-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 itslola
Input is ViralEpidemic-PT-S04D1C1A04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547700543
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 4.1K May 14 05:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 14 05:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 13 23:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 13 23:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 14 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 14 10:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 14 10:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 14 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 4.1K May 13 16:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 13 16:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 13 11:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K May 13 11:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 13 16:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 13 16:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 20:42 equiv_col
-rw-r--r-- 1 mcc users 11 May 12 20:42 instance
-rw-r--r-- 1 mcc users 6 May 12 20:42 iscolored
-rw-r--r-- 1 mcc users 2.2M May 12 20:42 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 ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591310450261

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 22:40:52] [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]
[2020-06-04 22:40:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 22:40:52] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2020-06-04 22:40:52] [INFO ] Transformed 2047 places.
[2020-06-04 22:40:52] [INFO ] Transformed 3069 transitions.
[2020-06-04 22:40:52] [INFO ] Parsed PT model containing 2047 places and 3069 transitions in 179 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 81 resets, run finished after 247 ms. (steps per millisecond=40 ) properties seen :[1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1]
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 114 ms. (steps per millisecond=87 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 135 ms. (steps per millisecond=74 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 150 ms. (steps per millisecond=66 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3069 rows 2047 cols
[2020-06-04 22:40:53] [INFO ] Computed 1 place invariants in 211 ms
[2020-06-04 22:40:53] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 47 ms returned sat
[2020-06-04 22:40:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:40:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:40:58] [INFO ] [Real]Absence check using state equation in 4717 ms returned (error "Failed to check-sat")
[2020-06-04 22:40:58] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 32 ms returned sat
[2020-06-04 22:40:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:03] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:41:03] [INFO ] [Real]Absence check using state equation in 4846 ms returned (error "Failed to check-sat")
[2020-06-04 22:41:03] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 35 ms returned sat
[2020-06-04 22:41:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:41:08] [INFO ] [Real]Absence check using state equation in 4826 ms returned (error "Failed to check-sat")
[2020-06-04 22:41:08] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 31 ms returned sat
[2020-06-04 22:41:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:13] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:41:13] [INFO ] [Real]Absence check using state equation in 4819 ms returned (error "Failed to check-sat")
[2020-06-04 22:41:13] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 29 ms returned sat
[2020-06-04 22:41:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:41:18] [INFO ] [Real]Absence check using state equation in 4835 ms returned (error "Failed to check-sat")
[2020-06-04 22:41:18] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 31 ms returned sat
[2020-06-04 22:41:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:23] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 22:41:23] [INFO ] [Real]Absence check using state equation in 4849 ms returned (error "Failed to check-sat")
[2020-06-04 22:41:24] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 34 ms returned sat
[2020-06-04 22:41:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 22:41:28] [INFO ] [Real]Absence check using state equation in 4840 ms returned (error "Solver has unexpectedly terminated")
Support contains 58 out of 2047 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2047/2047 places, 3069/3069 transitions.
Discarding 1813 places :
Also discarding 2643 output transitions
Drop transitions removed 2643 transitions
Graph (complete) has 1364 edges and 2047 vertex of which 234 are kept as prefixes of interest. Removing 1813 places using SCC suffix rule.38 ms
Drop transitions removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 0 with 216 rules applied. Total rules applied 217 place count 234 transition count 210
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 220 place count 231 transition count 210
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 220 place count 231 transition count 196
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 248 place count 217 transition count 196
Symmetric choice reduction at 2 with 55 rule applications. Total rules 303 place count 217 transition count 196
Deduced a syphon composed of 55 places in 0 ms
Reduce places removed 55 places and 55 transitions.
Iterating global reduction 2 with 110 rules applied. Total rules applied 413 place count 162 transition count 141
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 441 place count 148 transition count 127
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 444 place count 148 transition count 124
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 447 place count 145 transition count 124
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 448 place count 144 transition count 123
Applied a total of 448 rules in 117 ms. Remains 144 /2047 variables (removed 1903) and now considering 123/3069 (removed 2946) transitions.
Finished structural reductions, in 1 iterations. Remains : 144/2047 places, 123/3069 transitions.
Finished random walk after 59882 steps, including 847 resets, run visited all 7 properties in 186 ms. (steps per millisecond=321 )
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
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="ViralEpidemic-PT-S04D1C1A04"
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 ViralEpidemic-PT-S04D1C1A04, 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 r228-oct2-159033547700543"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S04D1C1A04.tgz
mv ViralEpidemic-PT-S04D1C1A04 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 ;