Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r486-smll-171624283800117.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DLCround-PT-07b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r486-smll-171624283800117
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 12:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Apr 13 12:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 13 12:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 12:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 963K May 18 16:42 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 1717222191811

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-07b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 06:09:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 06:09:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 06:09:54] [INFO ] Load time of PNML (sax parser for PT used): 381 ms
[2024-06-01 06:09:54] [INFO ] Transformed 2703 places.
[2024-06-01 06:09:54] [INFO ] Transformed 4071 transitions.
[2024-06-01 06:09:54] [INFO ] Found NUPN structural information;
[2024-06-01 06:09:54] [INFO ] Parsed PT model containing 2703 places and 4071 transitions and 11073 arcs in 641 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2703/2703 places, 4071/4071 transitions.
Graph (trivial) has 2540 edges and 2703 vertex of which 512 / 2703 are part of one of the 36 SCC in 18 ms
Free SCC test removed 476 places
Ensure Unique test removed 496 transitions
Reduce isomorphic transitions removed 496 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 996 transitions
Trivial Post-agglo rules discarded 996 transitions
Performed 996 trivial Post agglomeration. Transition count delta: 996
Iterating post reduction 0 with 996 rules applied. Total rules applied 997 place count 2227 transition count 2579
Reduce places removed 996 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 28 transitions
Trivial Post-agglo rules discarded 28 transitions
Performed 28 trivial Post agglomeration. Transition count delta: 28
Iterating post reduction 1 with 1060 rules applied. Total rules applied 2057 place count 1231 transition count 2515
Reduce places removed 28 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 2 with 36 rules applied. Total rules applied 2093 place count 1203 transition count 2507
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 2097 place count 1199 transition count 2507
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 2097 place count 1199 transition count 2503
Deduced a syphon composed of 4 places in 61 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 2105 place count 1195 transition count 2503
Performed 662 Post agglomeration using F-continuation condition.Transition count delta: 662
Deduced a syphon composed of 662 places in 2 ms
Reduce places removed 662 places and 0 transitions.
Iterating global reduction 4 with 1324 rules applied. Total rules applied 3429 place count 533 transition count 1841
Renaming transitions due to excessive name length > 1024 char.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -84
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 3451 place count 522 transition count 1925
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 3455 place count 522 transition count 1921
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -52
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 3463 place count 518 transition count 1973
Applied a total of 3463 rules in 693 ms. Remains 518 /2703 variables (removed 2185) and now considering 1973/4071 (removed 2098) transitions.
[2024-06-01 06:09:55] [INFO ] Flow matrix only has 1893 transitions (discarded 80 similar events)
// Phase 1: matrix 1893 rows 518 cols
[2024-06-01 06:09:55] [INFO ] Computed 132 invariants in 37 ms
[2024-06-01 06:09:56] [INFO ] Implicit Places using invariants in 1208 ms returned []
[2024-06-01 06:09:56] [INFO ] Flow matrix only has 1893 transitions (discarded 80 similar events)
[2024-06-01 06:09:56] [INFO ] Invariant cache hit.
[2024-06-01 06:09:57] [INFO ] State equation strengthened by 167 read => feed constraints.
[2024-06-01 06:09:58] [INFO ] Implicit Places using invariants and state equation in 2126 ms returned []
Implicit Place search using SMT with State Equation took 3436 ms to find 0 implicit places.
Running 1965 sub problems to find dead transitions.
[2024-06-01 06:09:58] [INFO ] Flow matrix only has 1893 transitions (discarded 80 similar events)
[2024-06-01 06:09:58] [INFO ] Invariant cache hit.
[2024-06-01 06:09:58] [INFO ] State equation strengthened by 167 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 517/517 constraints. Problems are: Problem set: 0 solved, 1965 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 517/2411 variables, and 517 constraints, problems are : Problem set: 0 solved, 1965 unsolved in 30155 ms.
Refiners :[Domain max(s): 517/518 constraints, Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/518 constraints, ReadFeed: 0/167 constraints, PredecessorRefiner: 1965/1965 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1965 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 517/517 constraints. Problems are: Problem set: 0 solved, 1965 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s459 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 517/2411 variables, and 517 constraints, problems are : Problem set: 0 solved, 1965 unsolved in 30060 ms.
Refiners :[Domain max(s): 517/518 constraints, Positive P Invariants (semi-flows): 0/132 constraints, State Equation: 0/518 constraints, ReadFeed: 0/167 constraints, PredecessorRefiner: 0/1965 constraints, Known Traps: 0/0 constraints]
After SMT, in 62429ms problems are : Problem set: 0 solved, 1965 unsolved
Search for dead transitions found 0 dead transitions in 62518ms
Starting structural reductions in LIVENESS mode, iteration 1 : 518/2703 places, 1973/4071 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 66730 ms. Remains : 518/2703 places, 1973/4071 transitions.
Discarding 431 transitions out of 1973. Remains 1542
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 7417 ms. (5 steps per ms) remains 0/1541 properties
Able to resolve query QuasiLiveness after proving 1542 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 69807 ms.
ITS solved all properties within timeout

BK_STOP 1717222263537

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="DLCround-PT-07b"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is DLCround-PT-07b, 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 r486-smll-171624283800117"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-07b.tgz
mv DLCround-PT-07b 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 ;