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-167814497500242.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)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DES-PT-02b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497500242
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 7.8K Feb 26 15:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 26 15:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 15:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 15:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Feb 26 15:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 15:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 26 15:37 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 69K 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 1679413861349

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-02b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:51:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:51:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:51:03] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2023-03-21 15:51:03] [INFO ] Transformed 288 places.
[2023-03-21 15:51:03] [INFO ] Transformed 239 transitions.
[2023-03-21 15:51:03] [INFO ] Found NUPN structural information;
[2023-03-21 15:51:03] [INFO ] Parsed PT model containing 288 places and 239 transitions and 699 arcs in 314 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 288/288 places, 239/239 transitions.
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 285 transition count 216
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 49 place count 262 transition count 216
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 49 place count 262 transition count 207
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 67 place count 253 transition count 207
Performed 91 Post agglomeration using F-continuation condition.Transition count delta: 91
Deduced a syphon composed of 91 places in 1 ms
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 2 with 182 rules applied. Total rules applied 249 place count 162 transition count 116
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 257 place count 158 transition count 132
Applied a total of 257 rules in 40 ms. Remains 158 /288 variables (removed 130) and now considering 132/239 (removed 107) transitions.
// Phase 1: matrix 132 rows 158 cols
[2023-03-21 15:51:03] [INFO ] Computed 62 place invariants in 13 ms
[2023-03-21 15:51:03] [INFO ] Implicit Places using invariants in 337 ms returned [43]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 366 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 157/288 places, 132/239 transitions.
Applied a total of 0 rules in 3 ms. Remains 157 /157 variables (removed 0) and now considering 132/132 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 410 ms. Remains : 157/288 places, 132/239 transitions.
Discarding 45 transitions out of 132. Remains 87
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 328 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 86) seen :84
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 42 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 132 rows 157 cols
[2023-03-21 15:51:03] [INFO ] Computed 61 place invariants in 11 ms
[2023-03-21 15:51:03] [INFO ] [Real]Absence check using 32 positive place invariants in 9 ms returned sat
[2023-03-21 15:51:03] [INFO ] [Real]Absence check using 32 positive and 29 generalized place invariants in 9 ms returned sat
[2023-03-21 15:51:04] [INFO ] After 73ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-21 15:51:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-21 15:51:04] [INFO ] After 11ms SMT Verify possible using 6 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 15:51:04] [INFO ] After 209ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 15:51:04] [INFO ] [Nat]Absence check using 32 positive place invariants in 6 ms returned sat
[2023-03-21 15:51:04] [INFO ] [Nat]Absence check using 32 positive and 29 generalized place invariants in 7 ms returned sat
[2023-03-21 15:51:04] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 15:51:04] [INFO ] After 36ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 15:51:04] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-21 15:51:04] [INFO ] After 258ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 8198 steps, including 459 resets, run visited all 2 properties in 76 ms. (steps per millisecond=107 )
Parikh walk visited 2 properties in 77 ms.
Able to resolve query QuasiLiveness after proving 87 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1656 ms.
ITS solved all properties within timeout

BK_STOP 1679413865522

--------------------
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-02b"
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-02b, 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-167814497500242"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-02b.tgz
mv DES-PT-02b 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 ;