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.r375-smll-167891826400207.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SatelliteMemory-PT-X65535Y2048, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r375-smll-167891826400207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 7.4K Feb 26 13:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 26 13:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 12:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 26 12:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 13:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 13:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 26 13:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Feb 26 13:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 12 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rwxr-xr-x 1 mcc users 5.5K 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 1679080906232

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=SatelliteMemory-PT-X65535Y2048
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 19:21:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-17 19:21:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 19:21:49] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2023-03-17 19:21:49] [INFO ] Transformed 13 places.
[2023-03-17 19:21:49] [INFO ] Transformed 10 transitions.
[2023-03-17 19:21:49] [INFO ] Parsed PT model containing 13 places and 10 transitions and 40 arcs in 187 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 13/13 places, 10/10 transitions.
Graph (trivial) has 2 edges and 13 vertex of which 2 / 13 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 9
Applied a total of 3 rules in 18 ms. Remains 10 /13 variables (removed 3) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2023-03-17 19:21:50] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-17 19:21:50] [INFO ] Dead Transitions using invariants and state equation in 211 ms found 0 transitions.
[2023-03-17 19:21:50] [INFO ] Invariant cache hit.
[2023-03-17 19:21:50] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-17 19:21:50] [INFO ] Invariant cache hit.
[2023-03-17 19:21:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 19:21:50] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-17 19:21:50] [INFO ] Invariant cache hit.
[2023-03-17 19:21:50] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 10/13 places, 9/10 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 468 ms. Remains : 10/13 places, 9/10 transitions.
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 812 ms. (steps per millisecond=12 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-17 19:21:51] [INFO ] Invariant cache hit.
[2023-03-17 19:21:51] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-17 19:21:51] [INFO ] After 99ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 19:21:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-17 19:21:51] [INFO ] After 35ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 19:21:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 19:21:51] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-17 19:21:51] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-17 19:21:51] [INFO ] After 165ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Finished Parikh walk after 139264 steps, including 0 resets, run visited all 2 properties in 294 ms. (steps per millisecond=473 )
Parikh walk visited 4 properties in 30299 ms.
Able to resolve query QuasiLiveness after proving 9 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 32327 ms.
ITS solved all properties within timeout

BK_STOP 1679080943135

--------------------
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="SatelliteMemory-PT-X65535Y2048"
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 SatelliteMemory-PT-X65535Y2048, 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 r375-smll-167891826400207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SatelliteMemory-PT-X65535Y2048.tgz
mv SatelliteMemory-PT-X65535Y2048 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 ;