Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853600703.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off 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 Peterson-COL-7, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853600703
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 220K
-rw-r--r-- 1 mcc users 4.4K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 2 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 47K Apr 27 15:14 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 Peterson-COL-7-ReachabilityFireability-00
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-01
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-02
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-03
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-04
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-05
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-06
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-07
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-08
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-09
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-10
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-11
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-12
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-13
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-14
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591163641640

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 05:54:03] [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]
[2020-06-03 05:54:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 05:54:03] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-03 05:54:04] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 860 ms
[2020-06-03 05:54:04] [INFO ] sort/places :
ProcTourProc->beginLoop,testIdentity,testAlone,isEndLoop,
ProcBool->wantSection,
TourProc->turn,
ProcTour->askForSection,testTurn,endTurn,
Process->idle,CS,

[2020-06-03 05:54:04] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 2048 PT places and 3384.0 transition bindings in 35 ms.
[2020-06-03 05:54:04] [INFO ] Computed order based on color domains.
[2020-06-03 05:54:05] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions in 171 ms.
[2020-06-03 05:54:05] [INFO ] Unfolded HLPN properties in 4 ms.
Deduced a syphon composed of 56 places in 37 ms
Reduce places removed 56 places and 112 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 521 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 202 ms. (steps per millisecond=49 ) properties seen :[1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Peterson-COL-7-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[0, 0, 0]
[2020-06-03 05:54:05] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
// Phase 1: matrix 2760 rows 1992 cols
[2020-06-03 05:54:05] [INFO ] Computed 31 place invariants in 117 ms
[2020-06-03 05:54:06] [INFO ] [Real]Absence check using 23 positive place invariants in 108 ms returned sat
[2020-06-03 05:54:06] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 60 ms returned sat
[2020-06-03 05:54:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:54:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 05:54:10] [INFO ] [Real]Absence check using state equation in 4168 ms returned (error "Failed to check-sat")
[2020-06-03 05:54:11] [INFO ] [Real]Absence check using 23 positive place invariants in 92 ms returned sat
[2020-06-03 05:54:11] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 34 ms returned sat
[2020-06-03 05:54:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:54:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 05:54:16] [INFO ] [Real]Absence check using state equation in 4347 ms returned (error "Failed to check-sat")
[2020-06-03 05:54:16] [INFO ] [Real]Absence check using 23 positive place invariants in 85 ms returned sat
[2020-06-03 05:54:16] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 35 ms returned sat
[2020-06-03 05:54:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:54:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 05:54:21] [INFO ] [Real]Absence check using state equation in 4693 ms returned (error "Failed to check-sat")
Support contains 56 out of 1992 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Performed 882 Post agglomeration using F-continuation condition.Transition count delta: 882
Iterating post reduction 0 with 882 rules applied. Total rules applied 882 place count 1992 transition count 2214
Reduce places removed 882 places and 0 transitions.
Iterating post reduction 1 with 882 rules applied. Total rules applied 1764 place count 1110 transition count 2214
Performed 455 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 455 Pre rules applied. Total rules applied 1764 place count 1110 transition count 1759
Deduced a syphon composed of 455 places in 4 ms
Reduce places removed 455 places and 0 transitions.
Iterating global reduction 2 with 910 rules applied. Total rules applied 2674 place count 655 transition count 1759
Applied a total of 2674 rules in 650 ms. Remains 655 /1992 variables (removed 1337) and now considering 1759/3096 (removed 1337) transitions.
Finished structural reductions, in 1 iterations. Remains : 655/1992 places, 1759/3096 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 7584 ms. (steps per millisecond=131 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 2138 ms. (steps per millisecond=467 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 2086 ms. (steps per millisecond=479 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 2159 ms. (steps per millisecond=463 ) properties seen :[0, 0, 0]
Finished probabilistic random walk after 99 steps, run visited all 3 properties in 9 ms. (steps per millisecond=11 )
Probabilistic random walk after 99 steps, saw 12 distinct states, run finished after 10 ms. (steps per millisecond=9 ) properties seen :[1, 1, 1]
FORMULA Peterson-COL-7-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_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="Peterson-COL-7"
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 Peterson-COL-7, 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 r174-csrt-158987853600703"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-7.tgz
mv Peterson-COL-7 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 ;