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.r177-tajo-158987874500256.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 PolyORBLF-PT-S02J04T06, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r177-tajo-158987874500256
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 5.5K Apr 12 05:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 12 05:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 11 04:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Apr 11 04:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.9K Apr 14 12:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 14 12:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 30K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K Apr 10 12:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 10 12:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Apr 9 17:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 31K Apr 9 17:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Apr 10 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.5K Apr 10 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 862K 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

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1591193021083

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 14:03:42] [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]
[2020-06-03 14:03:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 14:03:43] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2020-06-03 14:03:43] [INFO ] Transformed 476 places.
[2020-06-03 14:03:43] [INFO ] Transformed 920 transitions.
[2020-06-03 14:03:43] [INFO ] Parsed PT model containing 476 places and 920 transitions in 155 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 22 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 5 ms.21386KB memory used
Starting structural reductions, iteration 0 : 476/476 places, 824/824 transitions.
Ensure Unique test removed 2 places
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 474 transition count 770
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 110 place count 420 transition count 770
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 48 Pre rules applied. Total rules applied 110 place count 420 transition count 722
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 206 place count 372 transition count 722
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 302 place count 324 transition count 674
Applied a total of 302 rules in 120 ms. Remains 324 /476 variables (removed 152) and now considering 674/824 (removed 150) transitions.
[2020-06-03 14:03:43] [INFO ] Flow matrix only has 662 transitions (discarded 12 similar events)
// Phase 1: matrix 662 rows 324 cols
[2020-06-03 14:03:43] [INFO ] Computed 44 place invariants in 35 ms
[2020-06-03 14:03:44] [INFO ] Dead Transitions using invariants and state equation in 1314 ms returned [12, 16, 27, 49, 55, 63, 65, 75, 76, 79, 92, 107, 119, 126, 127, 129, 131, 138, 147, 161, 171, 181, 185, 196, 198, 203, 217, 219, 225, 232, 235, 237, 238, 241, 251, 252, 256, 275, 291, 307, 309, 316, 317, 325, 327, 333, 336, 338, 344, 345, 346, 348, 349, 350, 353, 364, 365, 368, 374, 383, 386, 389, 390, 392, 396, 397]
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions :[397, 396, 392, 390, 389, 386, 383, 374, 368, 365, 364, 353, 350, 349, 348, 346, 345, 344, 338, 336, 333, 327, 325, 317, 316, 309, 307, 291, 275, 256, 252, 251, 241, 238, 237, 235, 232, 225, 219, 217, 203, 198, 196, 185, 181, 171, 161, 147, 138, 131, 129, 127, 126, 119, 107, 92, 79, 76, 75, 65, 63, 55, 49, 27, 16, 12]
Starting structural reductions, iteration 1 : 324/476 places, 608/824 transitions.
Reduce places removed 2 places and 12 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 322 transition count 596
Reduce places removed 12 places and 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 14 place count 310 transition count 584
Applied a total of 14 rules in 41 ms. Remains 310 /324 variables (removed 14) and now considering 584/608 (removed 24) transitions.
Finished structural reductions, in 2 iterations. Remains : 310/476 places, 584/824 transitions.
Finished Parikh directed walk after 3177 steps, including 0 resets, run found a deadlock after 16 ms. (steps per millisecond=198 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK

--------------------
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="PolyORBLF-PT-S02J04T06"
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 PolyORBLF-PT-S02J04T06, 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 r177-tajo-158987874500256"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T06.tgz
mv PolyORBLF-PT-S02J04T06 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 ;