Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r405-oct2-167903725500302.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ShieldPPPs-PT-040A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725500302
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 808K
-rw-r--r-- 1 mcc users 6.7K Feb 26 02:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 26 02:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 02:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 02:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Feb 25 16:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 02:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Feb 26 02:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 02:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 02:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 355K Mar 5 18:23 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679750535716

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPs-PT-040A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:22:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:22:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:22:19] [INFO ] Load time of PNML (sax parser for PT used): 407 ms
[2023-03-25 13:22:19] [INFO ] Transformed 1243 places.
[2023-03-25 13:22:19] [INFO ] Transformed 1043 transitions.
[2023-03-25 13:22:19] [INFO ] Found NUPN structural information;
[2023-03-25 13:22:19] [INFO ] Parsed PT model containing 1243 places and 1043 transitions and 4006 arcs in 785 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1243/1243 places, 1043/1043 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 31 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1241 transition count 1041
Applied a total of 4 rules in 176 ms. Remains 1241 /1243 variables (removed 2) and now considering 1041/1043 (removed 2) transitions.
// Phase 1: matrix 1041 rows 1241 cols
[2023-03-25 13:22:19] [INFO ] Computed 441 place invariants in 37 ms
[2023-03-25 13:22:21] [INFO ] Implicit Places using invariants in 1955 ms returned []
[2023-03-25 13:22:21] [INFO ] Invariant cache hit.
[2023-03-25 13:22:23] [INFO ] Implicit Places using invariants and state equation in 1884 ms returned []
Implicit Place search using SMT with State Equation took 3882 ms to find 0 implicit places.
[2023-03-25 13:22:23] [INFO ] Invariant cache hit.
[2023-03-25 13:22:24] [INFO ] Dead Transitions using invariants and state equation in 969 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1241/1243 places, 1041/1043 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 5037 ms. Remains : 1241/1243 places, 1041/1043 transitions.
Discarding 240 transitions out of 1041. Remains 801
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 665 ms. (steps per millisecond=15 ) properties (out of 800) seen :796
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-25 13:22:25] [INFO ] Invariant cache hit.
[2023-03-25 13:22:25] [INFO ] [Real]Absence check using 441 positive place invariants in 104 ms returned sat
[2023-03-25 13:22:26] [INFO ] After 559ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-25 13:22:26] [INFO ] Deduced a trap composed of 18 places in 115 ms of which 10 ms to minimize.
[2023-03-25 13:22:26] [INFO ] Deduced a trap composed of 24 places in 201 ms of which 14 ms to minimize.
[2023-03-25 13:22:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 505 ms
[2023-03-25 13:22:27] [INFO ] After 1098ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-25 13:22:27] [INFO ] After 1646ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-25 13:22:27] [INFO ] [Nat]Absence check using 441 positive place invariants in 120 ms returned sat
[2023-03-25 13:22:28] [INFO ] After 664ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-25 13:22:28] [INFO ] Deduced a trap composed of 18 places in 105 ms of which 1 ms to minimize.
[2023-03-25 13:22:28] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 1 ms to minimize.
[2023-03-25 13:22:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 400 ms
[2023-03-25 13:22:28] [INFO ] After 1252ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 129 ms.
[2023-03-25 13:22:28] [INFO ] After 1874ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 47978 steps, including 305 resets, run visited all 2 properties in 851 ms. (steps per millisecond=56 )
Parikh walk visited 2 properties in 856 ms.
Able to resolve query QuasiLiveness after proving 801 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 11284 ms.
ITS solved all properties within timeout

BK_STOP 1679750550146

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="ShieldPPPs-PT-040A"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 2-5348"
echo " Executing tool lolaxred"
echo " Input is ShieldPPPs-PT-040A, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r405-oct2-167903725500302"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-040A.tgz
mv ShieldPPPs-PT-040A execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;