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.r021-oct2-167813608800172.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 AirplaneLD-PT-0200, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-167813608800172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 110K Feb 26 11:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 411K Feb 26 11:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 79K Feb 26 11:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 470K Feb 26 11:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 50K Feb 25 15:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 143K Feb 25 15:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 47K Feb 25 15:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 213K Feb 25 15:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 224K Feb 26 11:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 807K Feb 26 11:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 87K Feb 26 11:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 507K Feb 26 11:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 15:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 31K Feb 25 15:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 872K Mar 5 18:22 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 1678931907553

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=AirplaneLD-PT-0200
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 01:58:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 01:58:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 01:58:29] [INFO ] Load time of PNML (sax parser for PT used): 198 ms
[2023-03-16 01:58:29] [INFO ] Transformed 1419 places.
[2023-03-16 01:58:30] [INFO ] Transformed 1608 transitions.
[2023-03-16 01:58:30] [INFO ] Parsed PT model containing 1419 places and 1608 transitions and 6128 arcs in 303 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1419/1419 places, 1608/1608 transitions.
Reduce places removed 605 places and 0 transitions.
Iterating post reduction 0 with 605 rules applied. Total rules applied 605 place count 814 transition count 1608
Applied a total of 605 rules in 52 ms. Remains 814 /1419 variables (removed 605) and now considering 1608/1608 (removed 0) transitions.
// Phase 1: matrix 1608 rows 814 cols
[2023-03-16 01:58:30] [INFO ] Computed 1 place invariants in 94 ms
[2023-03-16 01:58:31] [INFO ] Implicit Places using invariants in 1129 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1157 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 813/1419 places, 1608/1608 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 813 transition count 1606
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 811 transition count 1606
Applied a total of 4 rules in 21 ms. Remains 811 /813 variables (removed 2) and now considering 1606/1608 (removed 2) transitions.
// Phase 1: matrix 1606 rows 811 cols
[2023-03-16 01:58:31] [INFO ] Computed 0 place invariants in 49 ms
[2023-03-16 01:58:31] [INFO ] Implicit Places using invariants in 533 ms returned []
[2023-03-16 01:58:31] [INFO ] Invariant cache hit.
[2023-03-16 01:58:32] [INFO ] Implicit Places using invariants and state equation in 838 ms returned []
Implicit Place search using SMT with State Equation took 1373 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 811/1419 places, 1606/1608 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2616 ms. Remains : 811/1419 places, 1606/1608 transitions.
Discarding 799 transitions out of 1606. Remains 807
Initial state reduction rules removed 5 formulas.
Incomplete random walk after 10000 steps, including 1447 resets, run finished after 972 ms. (steps per millisecond=10 ) properties (out of 802) seen :406
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 396) seen :0
Running SMT prover for 396 properties.
[2023-03-16 01:58:33] [INFO ] Invariant cache hit.
[2023-03-16 01:59:01] [INFO ] After 5945ms SMT Verify possible using state equation in real domain returned unsat :0 sat :396
[2023-03-16 01:59:01] [INFO ] After 5976ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :396
Attempting to minimize the solution found.
Minimization took 0 ms.
[2023-03-16 01:59:01] [INFO ] After 25062ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :396
Fused 396 Parikh solutions to 82 different solutions.
Parikh walk visited 23 properties in 105 ms.
Support contains 376 out of 811 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 811/811 places, 1606/1606 transitions.
Graph (complete) has 1109 edges and 811 vertex of which 810 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 810 transition count 1603
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 4 place count 810 transition count 1601
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 9 place count 807 transition count 1601
Discarding 422 places :
Symmetric choice reduction at 1 with 422 rule applications. Total rules 431 place count 385 transition count 1179
Iterating global reduction 1 with 422 rules applied. Total rules applied 853 place count 385 transition count 1179
Ensure Unique test removed 422 transitions
Reduce isomorphic transitions removed 422 transitions.
Iterating post reduction 1 with 422 rules applied. Total rules applied 1275 place count 385 transition count 757
Free-agglomeration rule applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 1280 place count 385 transition count 752
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 1285 place count 380 transition count 752
Applied a total of 1285 rules in 82 ms. Remains 380 /811 variables (removed 431) and now considering 752/1606 (removed 854) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 380/811 places, 752/1606 transitions.
Finished random walk after 21850 steps, including 3144 resets, run visited all 373 properties in 483 ms. (steps per millisecond=45 )
Able to resolve query QuasiLiveness after proving 807 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 32128 ms.
ITS solved all properties within timeout

BK_STOP 1678931942023

--------------------
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="AirplaneLD-PT-0200"
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 AirplaneLD-PT-0200, 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 r021-oct2-167813608800172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0200.tgz
mv AirplaneLD-PT-0200 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 ;