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.r218-tajo-159033491100421.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 ShieldPPPt-PT-020B, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r218-tajo-159033491100421
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 3.4K May 14 01:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 14 01:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 13 19:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 13 19:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 14 10:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 14 10:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 14 10:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 14 10:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 3.4K May 13 14:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 13 14:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 13 08:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K May 13 08:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 13 16:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 13 16:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 20:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 12 20:42 instance
-rw-r--r-- 1 mcc users 6 May 12 20:42 iscolored
-rw-r--r-- 1 mcc users 376K May 12 20:42 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 1591347909365

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-05 09:05:10] [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]
[2020-06-05 09:05:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-05 09:05:11] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2020-06-05 09:05:11] [INFO ] Transformed 1563 places.
[2020-06-05 09:05:11] [INFO ] Transformed 1423 transitions.
[2020-06-05 09:05:11] [INFO ] Found NUPN structural information;
[2020-06-05 09:05:11] [INFO ] Parsed PT model containing 1563 places and 1423 transitions in 180 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 47 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 5 ms.13237KB memory used
Starting structural reductions, iteration 0 : 1563/1563 places, 1423/1423 transitions.
Performed 383 Post agglomeration using F-continuation condition.Transition count delta: 383
Iterating post reduction 0 with 383 rules applied. Total rules applied 383 place count 1563 transition count 1040
Reduce places removed 383 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 385 rules applied. Total rules applied 768 place count 1180 transition count 1038
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 769 place count 1179 transition count 1038
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 769 place count 1179 transition count 958
Deduced a syphon composed of 80 places in 3 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 929 place count 1099 transition count 958
Symmetric choice reduction at 3 with 140 rule applications. Total rules 1069 place count 1099 transition count 958
Deduced a syphon composed of 140 places in 3 ms
Reduce places removed 140 places and 140 transitions.
Iterating global reduction 3 with 280 rules applied. Total rules applied 1349 place count 959 transition count 818
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 1349 place count 959 transition count 758
Deduced a syphon composed of 60 places in 9 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 1469 place count 899 transition count 758
Performed 339 Post agglomeration using F-continuation condition.Transition count delta: 339
Deduced a syphon composed of 339 places in 1 ms
Reduce places removed 339 places and 0 transitions.
Iterating global reduction 3 with 678 rules applied. Total rules applied 2147 place count 560 transition count 419
Renaming transitions due to excessive name length > 1024 char.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 59 places in 0 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 3 with 118 rules applied. Total rules applied 2265 place count 501 transition count 419
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2266 place count 500 transition count 418
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2267 place count 499 transition count 418
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 2267 place count 499 transition count 416
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 2271 place count 497 transition count 416
Applied a total of 2271 rules in 467 ms. Remains 497 /1563 variables (removed 1066) and now considering 416/1423 (removed 1007) transitions.
Finished structural reductions, in 1 iterations. Remains : 497/1563 places, 416/1423 transitions.
Random walk for 1250000 steps, including 0 resets, run took 4398 ms (no deadlock found). (steps per millisecond=284 )
Random directed walk for 1250007 steps, including 0 resets, run took 4074 ms (no deadlock found). (steps per millisecond=306 )
// Phase 1: matrix 416 rows 497 cols
[2020-06-05 09:05:20] [INFO ] Computed 220 place invariants in 22 ms
[2020-06-05 09:05:20] [INFO ] [Real]Absence check using 220 positive place invariants in 126 ms returned sat
[2020-06-05 09:05:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:05:21] [INFO ] [Real]Absence check using state equation in 894 ms returned sat
[2020-06-05 09:05:21] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 09:05:21] [INFO ] [Nat]Absence check using 220 positive place invariants in 129 ms returned sat
[2020-06-05 09:05:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 09:05:22] [INFO ] [Nat]Absence check using state equation in 767 ms returned sat
[2020-06-05 09:05:22] [INFO ] Computed and/alt/rep : 412/649/412 causal constraints in 41 ms.
[2020-06-05 09:05:25] [INFO ] Added : 357 causal constraints over 73 iterations in 2424 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 27 ms.
Parikh directed walk for 141000 steps, including 284 resets, run took 780 ms. (steps per millisecond=180 )
Random directed walk for 500001 steps, including 0 resets, run took 1432 ms (no deadlock found). (steps per millisecond=349 )
Random walk for 500000 steps, including 0 resets, run took 1932 ms (no deadlock found). (steps per millisecond=258 )
Random directed walk for 500004 steps, including 0 resets, run took 1447 ms (no deadlock found). (steps per millisecond=345 )
Finished Parikh directed walk after 264495 steps, including 0 resets, run found a deadlock after 1009 ms. (steps per millisecond=262 )
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="ShieldPPPt-PT-020B"
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 ShieldPPPt-PT-020B, 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 r218-tajo-159033491100421"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-020B.tgz
mv ShieldPPPt-PT-020B 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 ;