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.r119-tall-167814497400222.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 DES-PT-00b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497400222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 5.8K Feb 26 15:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 15:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 15:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 15:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 15:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 15:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 26 15:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 15:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Feb 26 15:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 15:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 66K 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 1679413680605

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=DES-PT-00b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:48:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:48:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:48:02] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2023-03-21 15:48:02] [INFO ] Transformed 271 places.
[2023-03-21 15:48:02] [INFO ] Transformed 230 transitions.
[2023-03-21 15:48:02] [INFO ] Found NUPN structural information;
[2023-03-21 15:48:02] [INFO ] Parsed PT model containing 271 places and 230 transitions and 658 arcs in 115 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 271/271 places, 230/230 transitions.
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 0 with 29 rules applied. Total rules applied 29 place count 269 transition count 203
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 242 transition count 203
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 56 place count 242 transition count 194
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 74 place count 233 transition count 194
Performed 86 Post agglomeration using F-continuation condition.Transition count delta: 86
Deduced a syphon composed of 86 places in 1 ms
Reduce places removed 86 places and 0 transitions.
Iterating global reduction 2 with 172 rules applied. Total rules applied 246 place count 147 transition count 108
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 254 place count 143 transition count 124
Applied a total of 254 rules in 37 ms. Remains 143 /271 variables (removed 128) and now considering 124/230 (removed 106) transitions.
// Phase 1: matrix 124 rows 143 cols
[2023-03-21 15:48:02] [INFO ] Computed 57 place invariants in 19 ms
[2023-03-21 15:48:03] [INFO ] Implicit Places using invariants in 300 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 329 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 142/271 places, 124/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 142 /142 variables (removed 0) and now considering 124/124 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 368 ms. Remains : 142/271 places, 124/230 transitions.
Discarding 45 transitions out of 124. Remains 79
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 404 resets, run finished after 317 ms. (steps per millisecond=31 ) properties (out of 78) seen :75
Incomplete Best-First random walk after 10001 steps, including 53 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 59 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 55 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 124 rows 142 cols
[2023-03-21 15:48:03] [INFO ] Computed 56 place invariants in 8 ms
[2023-03-21 15:48:03] [INFO ] [Real]Absence check using 33 positive place invariants in 7 ms returned sat
[2023-03-21 15:48:03] [INFO ] [Real]Absence check using 33 positive and 23 generalized place invariants in 6 ms returned sat
[2023-03-21 15:48:03] [INFO ] After 72ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-21 15:48:03] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-21 15:48:03] [INFO ] After 24ms SMT Verify possible using 7 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:48:03] [INFO ] After 207ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-21 15:48:03] [INFO ] [Nat]Absence check using 33 positive place invariants in 8 ms returned sat
[2023-03-21 15:48:03] [INFO ] [Nat]Absence check using 33 positive and 23 generalized place invariants in 5 ms returned sat
[2023-03-21 15:48:03] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-21 15:48:03] [INFO ] After 25ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-21 15:48:03] [INFO ] After 74ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 99 ms.
[2023-03-21 15:48:03] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 2 properties in 629 ms.
Support contains 2 out of 142 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 142/142 places, 124/124 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 142 transition count 123
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 18 place count 125 transition count 86
Iterating global reduction 1 with 17 rules applied. Total rules applied 35 place count 125 transition count 86
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 45 place count 125 transition count 76
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 45 place count 125 transition count 73
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 51 place count 122 transition count 73
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 55 place count 118 transition count 69
Iterating global reduction 2 with 4 rules applied. Total rules applied 59 place count 118 transition count 69
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 63 place count 118 transition count 65
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 67 place count 116 transition count 67
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 68 place count 116 transition count 66
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 69 place count 115 transition count 66
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 70 place count 114 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 71 place count 113 transition count 65
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 73 place count 112 transition count 64
Applied a total of 73 rules in 52 ms. Remains 112 /142 variables (removed 30) and now considering 64/124 (removed 60) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 112/142 places, 64/124 transitions.
Finished random walk after 458 steps, including 24 resets, run visited all 1 properties in 2 ms. (steps per millisecond=229 )
Able to resolve query QuasiLiveness after proving 79 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2150 ms.
ITS solved all properties within timeout

BK_STOP 1679413685505

--------------------
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="DES-PT-00b"
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 DES-PT-00b, 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 r119-tall-167814497400222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-00b.tgz
mv DES-PT-00b 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 ;