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.r430-smll-171690580600054.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is TokenRing-COL-010, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r430-smll-171690580600054
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 7.5K Apr 11 19:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 11 19:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 11 19:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 11 19:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 23 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 23 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Apr 11 19:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 11 19:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Apr 11 19:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 11 19:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 13K May 18 16:43 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 Liveness

=== Now, execution of the tool begins

BK_START 1716974476265

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=TokenRing-COL-010
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 09:21:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-29 09:21:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 09:21:18] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-29 09:21:18] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-29 09:21:19] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 915 ms
[2024-05-29 09:21:19] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 121 PT places and 1342.0 transition bindings in 24 ms.
[2024-05-29 09:21:19] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 5 ms.
[2024-05-29 09:21:19] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2024-05-29 09:21:19] [INFO ] Unfolded HLPN to a Petri net with 121 places and 1111 transitions 4444 arcs in 96 ms.
[2024-05-29 09:21:19] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2024-05-29 09:21:19] [INFO ] Unfolded HLPN to a Petri net with 121 places and 1111 transitions 4444 arcs in 42 ms.
[2024-05-29 09:21:19] [INFO ] Unfolded 2 HLPN properties in 1 ms.
[2024-05-29 09:21:19] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 0 ms.
[2024-05-29 09:21:19] [INFO ] Skeletonized 1 HLPN properties in 2 ms. Removed 1 properties that had guard overlaps.
Reduce places removed 1 places and 0 transitions.
Skeleton produced trivially non deadlocked net.
Domain [Process(11), Process(11)] of place State breaks symmetries in sort Process
[2024-05-29 09:21:19] [INFO ] Unfolded HLPN to a Petri net with 121 places and 1111 transitions 4444 arcs in 33 ms.
[2024-05-29 09:21:19] [INFO ] Unfolded 2 HLPN properties in 1 ms.
Built sparse matrix representations for Structural reductions in 12 ms.20499KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 81 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 100 ms. Remains : 121/121 places, 1111/1111 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 37 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
// Phase 1: matrix 1111 rows 121 cols
[2024-05-29 09:21:19] [INFO ] Computed 11 invariants in 32 ms
[2024-05-29 09:21:19] [INFO ] Implicit Places using invariants in 292 ms returned []
[2024-05-29 09:21:19] [INFO ] Invariant cache hit.
[2024-05-29 09:21:20] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2024-05-29 09:21:20] [INFO ] Implicit Places using invariants and state equation in 672 ms returned []
Implicit Place search using SMT with State Equation took 1008 ms to find 0 implicit places.
[2024-05-29 09:21:20] [INFO ] Redundant transitions in 86 ms returned []
Running 1101 sub problems to find dead transitions.
[2024-05-29 09:21:20] [INFO ] Invariant cache hit.
[2024-05-29 09:21:20] [INFO ] State equation strengthened by 1010 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30074 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints]
After SMT, in 61671ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 61723ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 62886 ms. Remains : 121/121 places, 1111/1111 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2719 ms (no deadlock found). (steps per millisecond=459 )
Random directed walk for 1250000 steps, including 0 resets, run took 2587 ms (no deadlock found). (steps per millisecond=483 )
[2024-05-29 09:22:27] [INFO ] Invariant cache hit.
[2024-05-29 09:22:27] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned unsat
[2024-05-29 09:22:27] [INFO ] Unfolded HLPN to a Petri net with 121 places and 1111 transitions 4444 arcs in 15 ms.
[2024-05-29 09:22:27] [INFO ] Unfolded 2 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 100 steps (0 resets) in 10 ms. (9 steps per ms) remains 0/1 properties
Able to resolve query QuasiLiveness after proving 2 properties.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Unable to solve all queries for examination Liveness. Remains :1 assertions to prove.
Unable to solve all queries for examination Liveness. Remains :2 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 2 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 70130 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running TokenRing-COL-010

IS_COLORED=1
IS_NUPN=

LOADING model.pnml ...
MODEL CLASS: SYMMETRIC NET
PLACES: 1
TRANSITIONS: 2
CONSTANTS: 0
TEMPLATE VARS: 0
COLOR CLASSES: 2
COLOR VARS: 3
ARCS: 4
LOADING TIME: 0.169

UNFOLDING COLORS...
MODEL CLASS: P/T NET
PLACES: 121
TRANSITIONS: 1111
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 4444
UNFOLDING TIME: 0.579

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.095
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING UNFOLDING MAP FILE /home/mcc/execution/model.unfmap ...
TOTAL TIME: 1.073
OK.
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 557
MODEL NAME: /home/mcc/execution/model
121 places, 1111 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716974996954

--------------------
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 Liveness -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="TokenRing-COL-010"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is TokenRing-COL-010, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r430-smll-171690580600054"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-010.tgz
mv TokenRing-COL-010 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;