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-158987887500206.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-050, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tajo-158987887500206
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 3.7K Apr 27 14:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Apr 27 14:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 14:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K 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 3.5K 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 2.4K Apr 27 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 14:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13K Apr 27 14:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 14:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K 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 1.5M 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 1591280961227

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 14:29:22] [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 14:29:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 14:29:23] [INFO ] Load time of PNML (sax parser for PT used): 178 ms
[2020-06-04 14:29:23] [INFO ] Transformed 250 places.
[2020-06-04 14:29:23] [INFO ] Transformed 2600 transitions.
[2020-06-04 14:29:23] [INFO ] Found NUPN structural information;
[2020-06-04 14:29:23] [INFO ] Parsed PT model containing 250 places and 2600 transitions in 254 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 30 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 6 ms.11639KB memory used
Starting structural reductions, iteration 0 : 250/250 places, 2600/2600 transitions.
Applied a total of 0 rules in 209 ms. Remains 250 /250 variables (removed 0) and now considering 2600/2600 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250/250 places, 2600/2600 transitions.
Starting structural reductions, iteration 0 : 250/250 places, 2600/2600 transitions.
Applied a total of 0 rules in 135 ms. Remains 250 /250 variables (removed 0) and now considering 2600/2600 (removed 0) transitions.
[2020-06-04 14:29:23] [INFO ] Flow matrix only has 200 transitions (discarded 2400 similar events)
// Phase 1: matrix 200 rows 250 cols
[2020-06-04 14:29:23] [INFO ] Computed 150 place invariants in 9 ms
[2020-06-04 14:29:24] [INFO ] Implicit Places using invariants in 1322 ms returned [100, 103, 106, 109, 112, 115, 118, 121, 124, 127, 130, 133, 136, 139, 142, 145, 148, 151, 154, 157, 160, 163, 166, 169, 172, 175, 178, 181, 184, 187, 190, 193, 196, 199, 202, 205, 208, 211, 214, 217, 220, 223, 226, 229, 232, 235, 238, 241, 244, 247]
Discarding 50 places :
Implicit Place search using SMT only with invariants took 1354 ms to find 50 implicit places.
[2020-06-04 14:29:25] [INFO ] Redundant transitions in 290 ms returned []
[2020-06-04 14:29:25] [INFO ] Flow matrix only has 200 transitions (discarded 2400 similar events)
// Phase 1: matrix 200 rows 200 cols
[2020-06-04 14:29:25] [INFO ] Computed 100 place invariants in 3 ms
[2020-06-04 14:29:27] [INFO ] Dead Transitions using invariants and state equation in 2117 ms returned []
Starting structural reductions, iteration 1 : 200/250 places, 2600/2600 transitions.
Applied a total of 0 rules in 106 ms. Remains 200 /200 variables (removed 0) and now considering 2600/2600 (removed 0) transitions.
[2020-06-04 14:29:27] [INFO ] Redundant transitions in 206 ms returned []
[2020-06-04 14:29:27] [INFO ] Flow matrix only has 200 transitions (discarded 2400 similar events)
// Phase 1: matrix 200 rows 200 cols
[2020-06-04 14:29:27] [INFO ] Computed 100 place invariants in 1 ms
[2020-06-04 14:29:29] [INFO ] Dead Transitions using invariants and state equation in 2078 ms returned []
Finished structural reductions, in 2 iterations. Remains : 200/250 places, 2600/2600 transitions.
Random walk for 1250000 steps, including 0 resets, run took 10801 ms (no deadlock found). (steps per millisecond=115 )
Random directed walk for 1250000 steps, including 0 resets, run took 11680 ms (no deadlock found). (steps per millisecond=107 )
[2020-06-04 14:29:52] [INFO ] Flow matrix only has 200 transitions (discarded 2400 similar events)
// Phase 1: matrix 200 rows 200 cols
[2020-06-04 14:29:52] [INFO ] Computed 100 place invariants in 1 ms
[2020-06-04 14:29:52] [INFO ] [Real]Absence check using 100 positive place invariants in 39 ms returned sat
[2020-06-04 14:29:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 14:29:52] [INFO ] [Real]Absence check using state equation in 188 ms returned sat
[2020-06-04 14:29:52] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 14:29:53] [INFO ] [Nat]Absence check using 100 positive place invariants in 2 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-050"
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-050, 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-158987887500206"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-050.tgz
mv Dekker-PT-050 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 ;