Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r179-tajo-158987887400196.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Dekker-PT-015, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tajo-158987887400196
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 324K
-rw-r--r-- 1 mcc users 3.2K Apr 27 14:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Apr 27 14:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Apr 27 14:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 27 14:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 14:36 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 27 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 14:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 14:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 14:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21K Apr 27 14:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 27 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 27 14:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Apr 27 14:36 equiv_col
-rw-r--r-- 1 mcc users 4 Apr 27 14:36 instance
-rw-r--r-- 1 mcc users 6 Apr 27 14:36 iscolored
-rw-r--r-- 1 mcc users 141K Apr 27 14:36 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1591280950840

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 14:29:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 1800, -rebuildPNML]
[2020-06-04 14:29:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 14:29:12] [INFO ] Load time of PNML (sax parser for PT used): 65 ms
[2020-06-04 14:29:12] [INFO ] Transformed 75 places.
[2020-06-04 14:29:12] [INFO ] Transformed 255 transitions.
[2020-06-04 14:29:12] [INFO ] Found NUPN structural information;
[2020-06-04 14:29:12] [INFO ] Parsed PT model containing 75 places and 255 transitions in 104 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 9 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 3 ms.16483KB memory used
Starting structural reductions, iteration 0 : 75/75 places, 255/255 transitions.
Applied a total of 0 rules in 31 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 75/75 places, 255/255 transitions.
Starting structural reductions, iteration 0 : 75/75 places, 255/255 transitions.
Applied a total of 0 rules in 18 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2020-06-04 14:29:12] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 75 cols
[2020-06-04 14:29:12] [INFO ] Computed 45 place invariants in 4 ms
[2020-06-04 14:29:12] [INFO ] Implicit Places using invariants in 239 ms returned [30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 262 ms to find 15 implicit places.
[2020-06-04 14:29:12] [INFO ] Redundant transitions in 13 ms returned []
[2020-06-04 14:29:12] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 60 cols
[2020-06-04 14:29:12] [INFO ] Computed 30 place invariants in 10 ms
[2020-06-04 14:29:13] [INFO ] Dead Transitions using invariants and state equation in 184 ms returned []
Starting structural reductions, iteration 1 : 60/75 places, 255/255 transitions.
Applied a total of 0 rules in 16 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2020-06-04 14:29:13] [INFO ] Redundant transitions in 2 ms returned []
[2020-06-04 14:29:13] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 60 cols
[2020-06-04 14:29:13] [INFO ] Computed 30 place invariants in 1 ms
[2020-06-04 14:29:13] [INFO ] Dead Transitions using invariants and state equation in 153 ms returned []
Finished structural reductions, in 2 iterations. Remains : 60/75 places, 255/255 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2777 ms (no deadlock found). (steps per millisecond=450 )
Random directed walk for 1250006 steps, including 0 resets, run took 2380 ms (no deadlock found). (steps per millisecond=525 )
[2020-06-04 14:29:18] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 60 cols
[2020-06-04 14:29:18] [INFO ] Computed 30 place invariants in 1 ms
[2020-06-04 14:29:18] [INFO ] [Real]Absence check using 30 positive place invariants in 9 ms returned sat
[2020-06-04 14:29:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 14:29:18] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2020-06-04 14:29:18] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 14:29:18] [INFO ] [Nat]Absence check using 30 positive place invariants in 1 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION

--------------------
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="Dekker-PT-015"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 Dekker-PT-015, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r179-tajo-158987887400196"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-015.tgz
mv Dekker-PT-015 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;