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.r407-oct2-167903726300057.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 ltsminxred
Input is ShieldIIPs-PT-010B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r407-oct2-167903726300057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 8.8K Feb 25 16:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K Feb 25 16:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 16:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 16:40 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 16:55 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 16K Feb 25 16:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 16:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 25 16:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 16:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 16:41 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 164K 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 1679762525369

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldIIPs-PT-010B
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-25 16:42:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 16:42:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 16:42:09] [INFO ] Load time of PNML (sax parser for PT used): 160 ms
[2023-03-25 16:42:09] [INFO ] Transformed 603 places.
[2023-03-25 16:42:09] [INFO ] Transformed 593 transitions.
[2023-03-25 16:42:09] [INFO ] Found NUPN structural information;
[2023-03-25 16:42:09] [INFO ] Parsed PT model containing 603 places and 593 transitions and 1786 arcs in 382 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 603/603 places, 593/593 transitions.
Drop transitions removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 0 with 51 rules applied. Total rules applied 51 place count 603 transition count 542
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 1 with 51 rules applied. Total rules applied 102 place count 552 transition count 542
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 51 Pre rules applied. Total rules applied 102 place count 552 transition count 491
Deduced a syphon composed of 51 places in 3 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 204 place count 501 transition count 491
Performed 240 Post agglomeration using F-continuation condition.Transition count delta: 240
Deduced a syphon composed of 240 places in 1 ms
Reduce places removed 240 places and 0 transitions.
Iterating global reduction 2 with 480 rules applied. Total rules applied 684 place count 261 transition count 251
Applied a total of 684 rules in 131 ms. Remains 261 /603 variables (removed 342) and now considering 251/593 (removed 342) transitions.
// Phase 1: matrix 251 rows 261 cols
[2023-03-25 16:42:09] [INFO ] Computed 91 place invariants in 9 ms
[2023-03-25 16:42:12] [INFO ] Implicit Places using invariants in 3123 ms returned [246]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 3227 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 260/603 places, 251/593 transitions.
Applied a total of 0 rules in 15 ms. Remains 260 /260 variables (removed 0) and now considering 251/251 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3374 ms. Remains : 260/603 places, 251/593 transitions.
Discarding 60 transitions out of 251. Remains 191
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 18 resets, run finished after 344 ms. (steps per millisecond=29 ) properties (out of 190) seen :189
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 251 rows 260 cols
[2023-03-25 16:42:13] [INFO ] Computed 90 place invariants in 3 ms
[2023-03-25 16:42:13] [INFO ] [Real]Absence check using 90 positive place invariants in 26 ms returned sat
[2023-03-25 16:42:13] [INFO ] After 567ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-25 16:42:13] [INFO ] [Nat]Absence check using 90 positive place invariants in 15 ms returned sat
[2023-03-25 16:42:14] [INFO ] After 1002ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-25 16:42:15] [INFO ] Deduced a trap composed of 4 places in 142 ms of which 29 ms to minimize.
[2023-03-25 16:42:16] [INFO ] Deduced a trap composed of 4 places in 1104 ms of which 2 ms to minimize.
[2023-03-25 16:42:16] [INFO ] Deduced a trap composed of 4 places in 162 ms of which 1 ms to minimize.
[2023-03-25 16:42:17] [INFO ] Deduced a trap composed of 4 places in 591 ms of which 1 ms to minimize.
[2023-03-25 16:42:17] [INFO ] Deduced a trap composed of 4 places in 68 ms of which 1 ms to minimize.
[2023-03-25 16:42:17] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2196 ms
[2023-03-25 16:42:17] [INFO ] After 3252ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-25 16:42:17] [INFO ] After 3460ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 90 ms.
Support contains 3 out of 260 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 260/260 places, 251/251 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 250 transition count 241
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 250 transition count 241
Partial Free-agglomeration rule applied 66 times.
Drop transitions removed 66 transitions
Iterating global reduction 0 with 66 rules applied. Total rules applied 86 place count 250 transition count 241
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 87 place count 249 transition count 240
Applied a total of 87 rules in 104 ms. Remains 249 /260 variables (removed 11) and now considering 240/251 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 249/260 places, 240/251 transitions.
Finished random walk after 6415 steps, including 3 resets, run visited all 1 properties in 55 ms. (steps per millisecond=116 )
Able to resolve query QuasiLiveness after proving 191 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 8618 ms.
ITS solved all properties within timeout

BK_STOP 1679762537818

--------------------
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="ShieldIIPs-PT-010B"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is ShieldIIPs-PT-010B, 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 r407-oct2-167903726300057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPs-PT-010B.tgz
mv ShieldIIPs-PT-010B 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 ;