Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r439-tajo-167905985900067.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ShieldRVs-PT-020B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r439-tajo-167905985900067
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 744K
-rw-r--r-- 1 mcc users 6.4K Feb 26 18:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 18:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 18:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 18:19 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 17:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 17:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Feb 26 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Feb 26 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:02 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 244K 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 1679552764827

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=ShieldRVs-PT-020B
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 06:26:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-23 06:26:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 06:26:06] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2023-03-23 06:26:06] [INFO ] Transformed 803 places.
[2023-03-23 06:26:06] [INFO ] Transformed 903 transitions.
[2023-03-23 06:26:06] [INFO ] Found NUPN structural information;
[2023-03-23 06:26:06] [INFO ] Parsed PT model containing 803 places and 903 transitions and 2880 arcs in 143 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 803/803 places, 903/903 transitions.
Drop transitions removed 81 transitions
Trivial Post-agglo rules discarded 81 transitions
Performed 81 trivial Post agglomeration. Transition count delta: 81
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 803 transition count 822
Reduce places removed 81 places and 0 transitions.
Iterating post reduction 1 with 81 rules applied. Total rules applied 162 place count 722 transition count 822
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 100 Pre rules applied. Total rules applied 162 place count 722 transition count 722
Deduced a syphon composed of 100 places in 5 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 2 with 200 rules applied. Total rules applied 362 place count 622 transition count 722
Performed 320 Post agglomeration using F-continuation condition.Transition count delta: 320
Deduced a syphon composed of 320 places in 5 ms
Reduce places removed 320 places and 0 transitions.
Iterating global reduction 2 with 640 rules applied. Total rules applied 1002 place count 302 transition count 402
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 1002 rules in 95 ms. Remains 302 /803 variables (removed 501) and now considering 402/903 (removed 501) transitions.
// Phase 1: matrix 402 rows 302 cols
[2023-03-23 06:26:06] [INFO ] Computed 81 place invariants in 19 ms
[2023-03-23 06:26:07] [INFO ] Implicit Places using invariants in 342 ms returned []
[2023-03-23 06:26:07] [INFO ] Invariant cache hit.
[2023-03-23 06:26:07] [INFO ] Implicit Places using invariants and state equation in 324 ms returned []
Implicit Place search using SMT with State Equation took 696 ms to find 0 implicit places.
[2023-03-23 06:26:07] [INFO ] Invariant cache hit.
[2023-03-23 06:26:07] [INFO ] Dead Transitions using invariants and state equation in 200 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 302/803 places, 402/903 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 993 ms. Remains : 302/803 places, 402/903 transitions.
Discarding 120 transitions out of 402. Remains 282
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 36 resets, run finished after 569 ms. (steps per millisecond=17 ) properties (out of 281) seen :276
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :2
Running SMT prover for 1 properties.
[2023-03-23 06:26:08] [INFO ] Invariant cache hit.
[2023-03-23 06:26:08] [INFO ] [Real]Absence check using 81 positive place invariants in 12 ms returned sat
[2023-03-23 06:26:08] [INFO ] After 223ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 06:26:08] [INFO ] [Nat]Absence check using 81 positive place invariants in 11 ms returned sat
[2023-03-23 06:26:08] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 06:26:08] [INFO ] Deduced a trap composed of 6 places in 63 ms of which 9 ms to minimize.
[2023-03-23 06:26:08] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 0 ms to minimize.
[2023-03-23 06:26:09] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 0 ms to minimize.
[2023-03-23 06:26:09] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 185 ms
[2023-03-23 06:26:09] [INFO ] After 310ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-23 06:26:09] [INFO ] After 404ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 92 ms.
Support contains 3 out of 302 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 302/302 places, 402/402 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 282 transition count 382
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 282 transition count 382
Partial Free-agglomeration rule applied 42 times.
Drop transitions removed 42 transitions
Iterating global reduction 0 with 42 rules applied. Total rules applied 82 place count 282 transition count 382
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 83 place count 281 transition count 381
Applied a total of 83 rules in 83 ms. Remains 281 /302 variables (removed 21) and now considering 381/402 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 281/302 places, 381/402 transitions.
Finished random walk after 5532 steps, including 23 resets, run visited all 1 properties in 27 ms. (steps per millisecond=204 )
Able to resolve query QuasiLiveness after proving 282 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2769 ms.
ITS solved all properties within timeout

BK_STOP 1679552769449

--------------------
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="ShieldRVs-PT-020B"
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 ShieldRVs-PT-020B, 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 r439-tajo-167905985900067"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-020B.tgz
mv ShieldRVs-PT-020B 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 ;