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.r078-tall-171620515200214.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 greatspnxred
Input is CircularTrains-PT-048, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-171620515200214
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 8.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K 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 3.8K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 17:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K Apr 12 14:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 229K Apr 12 14:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 14:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 12 14:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:32 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 37K 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 Liveness

=== Now, execution of the tool begins

BK_START 1716271868101

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CircularTrains-PT-048
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 06:11:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-21 06:11:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 06:11:09] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2024-05-21 06:11:09] [INFO ] Transformed 96 places.
[2024-05-21 06:11:09] [INFO ] Transformed 48 transitions.
[2024-05-21 06:11:09] [INFO ] Parsed PT model containing 96 places and 48 transitions and 192 arcs in 162 ms.
Built sparse matrix representations for Structural reductions in 3 ms.19699KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 25 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 39 ms. Remains : 96/96 places, 48/48 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 3 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
// Phase 1: matrix 48 rows 96 cols
[2024-05-21 06:11:09] [INFO ] Computed 49 invariants in 15 ms
[2024-05-21 06:11:09] [INFO ] Implicit Places using invariants in 192 ms returned []
[2024-05-21 06:11:09] [INFO ] Invariant cache hit.
[2024-05-21 06:11:09] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
[2024-05-21 06:11:09] [INFO ] Redundant transitions in 0 ms returned []
Running 32 sub problems to find dead transitions.
[2024-05-21 06:11:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 23/87 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 3/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (OVERLAPS) 9/96 variables, 13/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (OVERLAPS) 48/144 variables, 96/145 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (OVERLAPS) 0/144 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 144/144 variables, and 145 constraints, problems are : Problem set: 0 solved, 32 unsolved in 892 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 96/96 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 23/87 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 3/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (OVERLAPS) 9/96 variables, 13/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (OVERLAPS) 48/144 variables, 96/145 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 32/177 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 0/144 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 144/144 variables, and 177 constraints, problems are : Problem set: 0 solved, 32 unsolved in 1333 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 96/96 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints]
After SMT, in 2264ms problems are : Problem set: 0 solved, 32 unsolved
Search for dead transitions found 0 dead transitions in 2272ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 2600 ms. Remains : 96/96 places, 48/48 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2664 ms (no deadlock found). (steps per millisecond=469 )
Random directed walk for 1250001 steps, including 0 resets, run took 1911 ms (no deadlock found). (steps per millisecond=654 )
[2024-05-21 06:11:16] [INFO ] Invariant cache hit.
[2024-05-21 06:11:16] [INFO ] [Real]Absence check using 24 positive place invariants in 5 ms returned sat
[2024-05-21 06:11:16] [INFO ] [Real]Absence check using 24 positive and 25 generalized place invariants in 22 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 96/96 places, 48/48 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
[2024-05-21 06:11:16] [INFO ] Invariant cache hit.
[2024-05-21 06:11:16] [INFO ] Implicit Places using invariants in 130 ms returned [1, 3, 13, 16, 22, 56, 63, 64, 81, 83, 84, 89, 90, 91, 92, 94]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 135 ms to find 16 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 80/96 places, 48/48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 80 transition count 32
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 64 transition count 32
Applied a total of 32 rules in 10 ms. Remains 64 /80 variables (removed 16) and now considering 32/48 (removed 16) transitions.
// Phase 1: matrix 32 rows 64 cols
[2024-05-21 06:11:16] [INFO ] Computed 33 invariants in 1 ms
[2024-05-21 06:11:17] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-21 06:11:17] [INFO ] Invariant cache hit.
[2024-05-21 06:11:17] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 64/96 places, 32/48 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 346 ms. Remains : 64/96 places, 32/48 transitions.
Initial state reduction rules removed 16 formulas.
RANDOM walk for 171 steps (0 resets) in 20 ms. (8 steps per ms) remains 0/16 properties
Able to resolve query QuasiLiveness after proving 32 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 96/96 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
// Phase 1: matrix 48 rows 96 cols
[2024-05-21 06:11:17] [INFO ] Computed 49 invariants in 2 ms
[2024-05-21 06:11:17] [INFO ] Implicit Places using invariants in 83 ms returned [1, 3, 13, 16, 22, 56, 63, 64, 81, 83, 84, 89, 90, 91, 92, 94]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 84 ms to find 16 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 80/96 places, 48/48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 80 transition count 32
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 64 transition count 32
Applied a total of 32 rules in 1 ms. Remains 64 /80 variables (removed 16) and now considering 32/48 (removed 16) transitions.
// Phase 1: matrix 32 rows 64 cols
[2024-05-21 06:11:17] [INFO ] Computed 33 invariants in 1 ms
[2024-05-21 06:11:17] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-21 06:11:17] [INFO ] Invariant cache hit.
[2024-05-21 06:11:17] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 64/96 places, 32/48 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 200 ms. Remains : 64/96 places, 32/48 transitions.
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 :32 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 32 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 8120 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CircularTrains-PT-048

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 96
TRANSITIONS: 48
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.001s, Sys 0.000s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
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: 538
MODEL NAME: /home/mcc/execution/model
96 places, 48 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
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 1716271896301

--------------------
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="CircularTrains-PT-048"
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 CircularTrains-PT-048, 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 r078-tall-171620515200214"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-048.tgz
mv CircularTrains-PT-048 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 ;