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-171620515200219.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-096, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-171620515200219
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K 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 43K 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 Apr 22 14:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 14:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 12 14:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 14:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K 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 73K 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 1716271884597

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-096
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 06:11:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-21 06:11:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 06:11:25] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2024-05-21 06:11:25] [INFO ] Transformed 192 places.
[2024-05-21 06:11:25] [INFO ] Transformed 96 transitions.
[2024-05-21 06:11:25] [INFO ] Parsed PT model containing 192 places and 96 transitions and 384 arcs in 155 ms.
Built sparse matrix representations for Structural reductions in 12 ms.14449KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 192/192 places, 96/96 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 17 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 31 ms. Remains : 192/192 places, 96/96 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 192/192 places, 96/96 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 6 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 192 cols
[2024-05-21 06:11:26] [INFO ] Computed 97 invariants in 22 ms
[2024-05-21 06:11:26] [INFO ] Implicit Places using invariants in 342 ms returned []
[2024-05-21 06:11:26] [INFO ] Invariant cache hit.
[2024-05-21 06:11:26] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 499 ms to find 0 implicit places.
[2024-05-21 06:11:26] [INFO ] Redundant transitions in 1 ms returned []
Running 64 sub problems to find dead transitions.
[2024-05-21 06:11:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 46/174 variables, 52/69 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 5/74 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/174 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (OVERLAPS) 18/192 variables, 23/97 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 96/288 variables, 192/289 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/288 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (OVERLAPS) 0/288 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 288/288 variables, and 289 constraints, problems are : Problem set: 0 solved, 64 unsolved in 2559 ms.
Refiners :[Positive P Invariants (semi-flows): 52/52 constraints, Generalized P Invariants (flows): 45/45 constraints, State Equation: 192/192 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 46/174 variables, 52/69 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 5/74 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/174 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (OVERLAPS) 18/192 variables, 23/97 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 96/288 variables, 192/289 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/288 variables, 64/353 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/288 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 10 (OVERLAPS) 0/288 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 288/288 variables, and 353 constraints, problems are : Problem set: 0 solved, 64 unsolved in 7240 ms.
Refiners :[Positive P Invariants (semi-flows): 52/52 constraints, Generalized P Invariants (flows): 45/45 constraints, State Equation: 192/192 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints]
After SMT, in 9852ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 9870ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 10391 ms. Remains : 192/192 places, 96/96 transitions.
Random walk for 1250000 steps, including 0 resets, run took 4700 ms (no deadlock found). (steps per millisecond=265 )
Random directed walk for 1250004 steps, including 0 resets, run took 3338 ms (no deadlock found). (steps per millisecond=374 )
[2024-05-21 06:11:44] [INFO ] Invariant cache hit.
[2024-05-21 06:11:44] [INFO ] [Real]Absence check using 52 positive place invariants in 28 ms returned sat
[2024-05-21 06:11:44] [INFO ] [Real]Absence check using 52 positive and 45 generalized place invariants in 28 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 192/192 places, 96/96 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2024-05-21 06:11:44] [INFO ] Invariant cache hit.
[2024-05-21 06:11:44] [INFO ] Implicit Places using invariants in 135 ms returned [1, 4, 5, 8, 10, 14, 20, 27, 29, 37, 39, 49, 109, 115, 116, 123, 125, 144, 155, 162, 164, 166, 168, 174, 177, 178, 182, 183, 185, 186, 187, 189]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 139 ms to find 32 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 160/192 places, 96/96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 160 transition count 64
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 128 transition count 64
Applied a total of 64 rules in 16 ms. Remains 128 /160 variables (removed 32) and now considering 64/96 (removed 32) transitions.
// Phase 1: matrix 64 rows 128 cols
[2024-05-21 06:11:44] [INFO ] Computed 65 invariants in 5 ms
[2024-05-21 06:11:44] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-05-21 06:11:44] [INFO ] Invariant cache hit.
[2024-05-21 06:11:44] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 128/192 places, 64/96 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 344 ms. Remains : 128/192 places, 64/96 transitions.
Initial state reduction rules removed 32 formulas.
RANDOM walk for 301 steps (0 resets) in 64 ms. (4 steps per ms) remains 0/32 properties
Able to resolve query QuasiLiveness after proving 64 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 192/192 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 192 cols
[2024-05-21 06:11:44] [INFO ] Computed 97 invariants in 4 ms
[2024-05-21 06:11:45] [INFO ] Implicit Places using invariants in 116 ms returned [1, 4, 5, 8, 10, 14, 20, 27, 29, 37, 39, 49, 109, 115, 116, 123, 125, 144, 155, 162, 164, 166, 168, 174, 177, 178, 182, 183, 185, 186, 187, 189]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 119 ms to find 32 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 160/192 places, 96/96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 160 transition count 64
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 128 transition count 64
Applied a total of 64 rules in 3 ms. Remains 128 /160 variables (removed 32) and now considering 64/96 (removed 32) transitions.
// Phase 1: matrix 64 rows 128 cols
[2024-05-21 06:11:45] [INFO ] Computed 65 invariants in 2 ms
[2024-05-21 06:11:45] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-21 06:11:45] [INFO ] Invariant cache hit.
[2024-05-21 06:11:45] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 128/192 places, 64/96 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 286 ms. Remains : 128/192 places, 64/96 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 :64 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 64 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 19516 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CircularTrains-PT-096

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: 192
TRANSITIONS: 96
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.008s, 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: 593
MODEL NAME: /home/mcc/execution/model
192 places, 96 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 1716272541232

--------------------
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-096"
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-096, 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-171620515200219"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-096.tgz
mv CircularTrains-PT-096 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 ;