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-158987887400161.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 DatabaseWithMutex-COL-40, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tajo-158987887400161
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 236K
-rw-r--r-- 1 mcc users 4.3K Mar 31 05:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 31 05:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 29 21:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 29 21:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 8 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 8 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 28 14:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 28 14:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 27 07:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 27 07:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 28 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 59K 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 1591280906590

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 14:28:28] [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 14:28:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 14:28:28] [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.
[2020-06-04 14:28:28] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 547 ms
[2020-06-04 14:28:28] [INFO ] sort/places :
site->all_active,all_passive,
file->Mutex,
SF->RecBuff,Active,Message,Modify,MesBuffReply,Acknowledge,updating,WaitMutex,

[2020-06-04 14:28:28] [WARNING] Unknown color function,Subtract skipping symmetry detection on parameters for transition Release
[2020-06-04 14:28:28] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 12920 PT places and 12800.0 transition bindings in 34 ms.
[2020-06-04 14:28:28] [INFO ] Computed order based on color domains.
[2020-06-04 14:28:28] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions in 149 ms.
[2020-06-04 14:28:28] [INFO ] Unfolded HLPN properties in 0 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 227 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 13 ms.33446KB memory used
Starting structural reductions, iteration 0 : 12920/12920 places, 12800/12800 transitions.
Performed 3200 Post agglomeration using F-continuation condition.Transition count delta: 3200
Iterating post reduction 0 with 3200 rules applied. Total rules applied 3200 place count 12920 transition count 9600
Reduce places removed 3240 places and 0 transitions.
Performed 3200 Post agglomeration using F-continuation condition.Transition count delta: 3200
Iterating post reduction 1 with 6440 rules applied. Total rules applied 9640 place count 9680 transition count 6400
Reduce places removed 3200 places and 0 transitions.
Iterating post reduction 2 with 3200 rules applied. Total rules applied 12840 place count 6480 transition count 6400
Performed 1600 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1600 Pre rules applied. Total rules applied 12840 place count 6480 transition count 4800
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 1600 places in 9 ms
Reduce places removed 1600 places and 0 transitions.
Iterating global reduction 3 with 3200 rules applied. Total rules applied 16040 place count 4880 transition count 4800
Applied a total of 16040 rules in 5754 ms. Remains 4880 /12920 variables (removed 8040) and now considering 4800/12800 (removed 8000) transitions.
Finished structural reductions, in 1 iterations. Remains : 4880/12920 places, 4800/12800 transitions.
Interrupted Parikh directed walk after 643377 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=21 )
Random directed walk for 1250002 steps, including 0 resets, run took 28968 ms (no deadlock found). (steps per millisecond=43 )
// Phase 1: matrix 4800 rows 4880 cols
[2020-06-04 14:29:34] [INFO ] Computed 1680 place invariants in 1172 ms
[2020-06-04 14:29:41] [INFO ] [Real]Absence check using 79 positive place invariants in 816 ms returned sat
[2020-06-04 14:30:08] [INFO ] [Real]Absence check using 79 positive and 1601 generalized place invariants in 27743 ms returned sat
[2020-06-04 14:30:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 14:33:05] [INFO ] [Real]Absence check using state equation in 177056 ms returned sat
[2020-06-04 14:33:06] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 14:33:11] [INFO ] [Nat]Absence check using 79 positive place invariants in 656 ms returned sat
[2020-06-04 14:33:34] [INFO ] [Nat]Absence check using 79 positive and 1601 generalized place invariants in 23078 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="DatabaseWithMutex-COL-40"
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 DatabaseWithMutex-COL-40, 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-158987887400161"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-40.tgz
mv DatabaseWithMutex-COL-40 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 ;