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Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r179-tajo-158987887400156
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for DatabaseWithMutex-COL-20

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15741.050 1800000.00 57147.00 125.60 F normal

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-158987887400156.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-20, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tajo-158987887400156
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 212K
-rw-r--r-- 1 mcc users 4.2K Mar 31 05:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 31 05:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 29 21:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 29 21:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Apr 8 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 16K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 13:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 28 13:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 27 06:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 27 06:37 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 38K 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 1591280897896

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 14:28:20] [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 14:28:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 14:28:20] [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 14:28:21] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 609 ms
[2020-06-04 14:28:21] [INFO ] sort/places :
site->all_active,all_passive,
file->Mutex,
SF->RecBuff,Active,Message,Modify,MesBuffReply,Acknowledge,updating,WaitMutex,

[2020-06-04 14:28:21] [WARNING] Unknown color function,Subtract skipping symmetry detection on parameters for transition Release
[2020-06-04 14:28:21] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 3260 PT places and 3200.0 transition bindings in 18 ms.
[2020-06-04 14:28:21] [INFO ] Computed order based on color domains.
[2020-06-04 14:28:21] [INFO ] Unfolded HLPN to a Petri net with 3260 places and 3200 transitions in 76 ms.
[2020-06-04 14:28:21] [INFO ] Unfolded HLPN properties in 0 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 119 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 7 ms.15985KB memory used
Starting structural reductions, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Performed 800 Post agglomeration using F-continuation condition.Transition count delta: 800
Iterating post reduction 0 with 800 rules applied. Total rules applied 800 place count 3260 transition count 2400
Reduce places removed 820 places and 0 transitions.
Performed 800 Post agglomeration using F-continuation condition.Transition count delta: 800
Iterating post reduction 1 with 1620 rules applied. Total rules applied 2420 place count 2440 transition count 1600
Reduce places removed 800 places and 0 transitions.
Iterating post reduction 2 with 800 rules applied. Total rules applied 3220 place count 1640 transition count 1600
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 400 Pre rules applied. Total rules applied 3220 place count 1640 transition count 1200
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 400 places in 1 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 3 with 800 rules applied. Total rules applied 4020 place count 1240 transition count 1200
Applied a total of 4020 rules in 900 ms. Remains 1240 /3260 variables (removed 2020) and now considering 1200/3200 (removed 2000) transitions.
Finished structural reductions, in 1 iterations. Remains : 1240/3260 places, 1200/3200 transitions.
Random walk for 1250000 steps, including 0 resets, run took 15706 ms (no deadlock found). (steps per millisecond=79 )
Random directed walk for 1250008 steps, including 0 resets, run took 9294 ms (no deadlock found). (steps per millisecond=134 )
// Phase 1: matrix 1200 rows 1240 cols
[2020-06-04 14:28:47] [INFO ] Computed 440 place invariants in 147 ms
[2020-06-04 14:28:48] [INFO ] [Real]Absence check using 39 positive place invariants in 108 ms returned sat
[2020-06-04 14:28:49] [INFO ] [Real]Absence check using 39 positive and 401 generalized place invariants in 1198 ms returned sat
[2020-06-04 14:28:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 14:28:59] [INFO ] [Real]Absence check using state equation in 9511 ms returned sat
[2020-06-04 14:28:59] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 14:28:59] [INFO ] [Nat]Absence check using 39 positive place invariants in 70 ms returned sat
[2020-06-04 14:29:01] [INFO ] [Nat]Absence check using 39 positive and 401 generalized place invariants in 1624 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-20"
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-20, 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-158987887400156"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-20.tgz
mv DatabaseWithMutex-COL-20 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 ;