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-158987874500271.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-S02J06T06, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r177-tajo-158987874500271
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 9.5K Apr 12 05:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 12 05:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 11 04:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 11 04:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 8.1K Apr 14 12:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 39K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Apr 14 12:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 33K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Apr 10 12:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 10 12:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 9 17:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K Apr 9 17:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Apr 10 22:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Apr 10 22:22 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 983K 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 1591193041653

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 14:04:03] [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 14:04:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 14:04:03] [INFO ] Load time of PNML (sax parser for PT used): 118 ms
[2020-06-03 14:04:03] [INFO ] Transformed 536 places.
[2020-06-03 14:04:03] [INFO ] Transformed 1064 transitions.
[2020-06-03 14:04:03] [INFO ] Parsed PT model containing 536 places and 1064 transitions in 166 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 24 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 5 ms.21730KB memory used
Starting structural reductions, iteration 0 : 536/536 places, 968/968 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 534 transition count 914
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 110 place count 480 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 110 place count 480 transition count 854
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 230 place count 420 transition count 854
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 326 place count 372 transition count 806
Applied a total of 326 rules in 154 ms. Remains 372 /536 variables (removed 164) and now considering 806/968 (removed 162) transitions.
[2020-06-03 14:04:03] [INFO ] Flow matrix only has 794 transitions (discarded 12 similar events)
// Phase 1: matrix 794 rows 372 cols
[2020-06-03 14:04:03] [INFO ] Computed 48 place invariants in 41 ms
[2020-06-03 14:04:05] [INFO ] Dead Transitions using invariants and state equation in 1931 ms returned [1, 4, 15, 54, 58, 72, 76, 93, 100, 109, 110, 133, 139, 149, 159, 174, 183, 208, 210, 213, 215, 222, 240, 256, 258, 267, 271, 278, 279, 282, 287, 302, 311, 319, 323, 331, 335, 338, 340, 344, 357, 359, 363, 364, 368, 385, 393, 394, 396, 397, 404, 408, 414, 418, 422, 423, 428, 432, 449, 454, 455, 458, 463, 464, 466, 467]
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions :[467, 466, 464, 463, 458, 455, 454, 449, 432, 428, 423, 422, 418, 414, 408, 404, 397, 396, 394, 393, 385, 368, 364, 363, 359, 357, 344, 340, 338, 335, 331, 323, 319, 311, 302, 287, 282, 279, 278, 271, 267, 258, 256, 240, 222, 215, 213, 210, 208, 183, 174, 159, 149, 139, 133, 110, 109, 100, 93, 76, 72, 58, 54, 15, 4, 1]
Starting structural reductions, iteration 1 : 372/536 places, 740/968 transitions.
Reduce places removed 2 places and 12 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 370 transition count 728
Reduce places removed 12 places and 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 14 place count 358 transition count 716
Applied a total of 14 rules in 35 ms. Remains 358 /372 variables (removed 14) and now considering 716/740 (removed 24) transitions.
Finished structural reductions, in 2 iterations. Remains : 358/536 places, 716/968 transitions.
Finished Parikh directed walk after 6085 steps, including 0 resets, run found a deadlock after 32 ms. (steps per millisecond=190 )
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-S02J06T06"
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-S02J06T06, 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-158987874500271"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 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 ;