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Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r173-smll-158987829700151
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for Raft-PT-05

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15742.820 1800000.00 21941.00 281.30 F normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r173-smll-158987829700151.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/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 Raft-PT-05, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r173-smll-158987829700151
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 236K
-rw-r--r-- 1 mcc users 3.6K Apr 12 08:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 12 08:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 11 09:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 11 09:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Apr 14 12:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Apr 14 12:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Apr 10 14:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Apr 10 14:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 9 21:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 9 21:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 10 22:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 10 22:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 62K Mar 24 05:38 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 1591447051829

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-06 12:37:35] [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]
[2020-06-06 12:37:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-06 12:37:35] [INFO ] Load time of PNML (sax parser for PT used): 134 ms
[2020-06-06 12:37:35] [INFO ] Transformed 133 places.
[2020-06-06 12:37:35] [INFO ] Transformed 238 transitions.
[2020-06-06 12:37:35] [INFO ] Found NUPN structural information;
[2020-06-06 12:37:35] [INFO ] Parsed PT model containing 133 places and 238 transitions in 219 ms.
Ensure Unique test removed 22 transitions
Reduce redundant transitions removed 22 transitions.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 20 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 8 ms.16047KB memory used
Starting structural reductions, iteration 0 : 133/133 places, 216/216 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 128 transition count 211
Symmetric choice reduction at 0 with 20 rule applications. Total rules 30 place count 128 transition count 211
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 70 place count 108 transition count 191
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 90 place count 108 transition count 171
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 102 place count 102 transition count 189
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 1 with 20 rules applied. Total rules applied 122 place count 102 transition count 169
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 123 place count 101 transition count 168
Applied a total of 123 rules in 151 ms. Remains 101 /133 variables (removed 32) and now considering 168/216 (removed 48) transitions.
Finished structural reductions, in 1 iterations. Remains : 101/133 places, 168/216 transitions.
Random walk for 1250000 steps, including 0 resets, run took 5237 ms (no deadlock found). (steps per millisecond=238 )
Random directed walk for 1250012 steps, including 0 resets, run took 3576 ms (no deadlock found). (steps per millisecond=349 )
[2020-06-06 12:37:44] [INFO ] Flow matrix only has 138 transitions (discarded 30 similar events)
// Phase 1: matrix 138 rows 101 cols
[2020-06-06 12:37:44] [INFO ] Computed 25 place invariants in 7 ms
[2020-06-06 12:37:44] [INFO ] [Real]Absence check using 25 positive place invariants in 19 ms returned sat
[2020-06-06 12:37:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 12:37:44] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2020-06-06 12:37:44] [INFO ] Solution in real domain found non-integer solution.
[2020-06-06 12:37:44] [INFO ] [Nat]Absence check using 25 positive place invariants in 6 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="Raft-PT-05"
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 Raft-PT-05, 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 r173-smll-158987829700151"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-05.tgz
mv Raft-PT-05 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 ;