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-oct2-167903725200062.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 ShieldIIPs-PT-020A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725200062
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 6.7K Feb 25 16:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 25 16:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 25 16:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 16:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 16:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 25 16:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Feb 25 16:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Feb 25 16:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:55 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 169K 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 1679750026469

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=ShieldIIPs-PT-020A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:13:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:13:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:13:48] [INFO ] Load time of PNML (sax parser for PT used): 120 ms
[2023-03-25 13:13:48] [INFO ] Transformed 503 places.
[2023-03-25 13:13:48] [INFO ] Transformed 483 transitions.
[2023-03-25 13:13:48] [INFO ] Found NUPN structural information;
[2023-03-25 13:13:48] [INFO ] Parsed PT model containing 503 places and 483 transitions and 2166 arcs in 201 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 503/503 places, 483/483 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 503 transition count 482
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 502 transition count 482
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 17 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 501 transition count 481
Applied a total of 4 rules in 49 ms. Remains 501 /503 variables (removed 2) and now considering 481/483 (removed 2) transitions.
// Phase 1: matrix 481 rows 501 cols
[2023-03-25 13:13:48] [INFO ] Computed 181 place invariants in 15 ms
[2023-03-25 13:13:49] [INFO ] Implicit Places using invariants in 652 ms returned [487]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 681 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 500/503 places, 481/483 transitions.
Applied a total of 0 rules in 7 ms. Remains 500 /500 variables (removed 0) and now considering 481/481 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 738 ms. Remains : 500/503 places, 481/483 transitions.
Discarding 120 transitions out of 481. Remains 361
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 9 resets, run finished after 529 ms. (steps per millisecond=18 ) properties (out of 360) seen :355
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 481 rows 500 cols
[2023-03-25 13:13:50] [INFO ] Computed 180 place invariants in 9 ms
[2023-03-25 13:13:50] [INFO ] [Real]Absence check using 180 positive place invariants in 30 ms returned sat
[2023-03-25 13:13:51] [INFO ] After 697ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-25 13:13:51] [INFO ] [Nat]Absence check using 180 positive place invariants in 21 ms returned sat
[2023-03-25 13:13:51] [INFO ] After 263ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-25 13:13:51] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 8 ms to minimize.
[2023-03-25 13:13:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 114 ms
[2023-03-25 13:13:51] [INFO ] Deduced a trap composed of 18 places in 78 ms of which 2 ms to minimize.
[2023-03-25 13:13:52] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 1 ms to minimize.
[2023-03-25 13:13:52] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 1 ms to minimize.
[2023-03-25 13:13:52] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
[2023-03-25 13:13:52] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 365 ms
[2023-03-25 13:13:52] [INFO ] After 982ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 178 ms.
[2023-03-25 13:13:52] [INFO ] After 1364ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 3 properties in 2103 ms.
Support contains 6 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 481/481 transitions.
Partial Free-agglomeration rule applied 134 times.
Drop transitions removed 134 transitions
Iterating global reduction 0 with 134 rules applied. Total rules applied 134 place count 500 transition count 481
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 135 place count 499 transition count 480
Applied a total of 135 rules in 75 ms. Remains 499 /500 variables (removed 1) and now considering 480/481 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 499/500 places, 480/481 transitions.
Finished random walk after 8883 steps, including 4 resets, run visited all 2 properties in 84 ms. (steps per millisecond=105 )
Able to resolve query QuasiLiveness after proving 361 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6116 ms.
ITS solved all properties within timeout

BK_STOP 1679750034869

--------------------
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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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="ShieldIIPs-PT-020A"
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 ShieldIIPs-PT-020A, 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-oct2-167903725200062"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPs-PT-020A.tgz
mv ShieldIIPs-PT-020A 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 ;