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.r333-tall-171679078300380.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 SafeBus-COL-15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r333-tall-171679078300380
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 8.0K Apr 12 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 12 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 12 15:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Apr 12 15:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 16:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Apr 12 16:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Apr 12 16:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 12 16:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 42K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME SafeBus-COL-15-LTLFireability-00
FORMULA_NAME SafeBus-COL-15-LTLFireability-01
FORMULA_NAME SafeBus-COL-15-LTLFireability-02
FORMULA_NAME SafeBus-COL-15-LTLFireability-03
FORMULA_NAME SafeBus-COL-15-LTLFireability-04
FORMULA_NAME SafeBus-COL-15-LTLFireability-05
FORMULA_NAME SafeBus-COL-15-LTLFireability-06
FORMULA_NAME SafeBus-COL-15-LTLFireability-07
FORMULA_NAME SafeBus-COL-15-LTLFireability-08
FORMULA_NAME SafeBus-COL-15-LTLFireability-09
FORMULA_NAME SafeBus-COL-15-LTLFireability-10
FORMULA_NAME SafeBus-COL-15-LTLFireability-11
FORMULA_NAME SafeBus-COL-15-LTLFireability-12
FORMULA_NAME SafeBus-COL-15-LTLFireability-13
FORMULA_NAME SafeBus-COL-15-LTLFireability-14
FORMULA_NAME SafeBus-COL-15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716844174125

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-COL-15
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-27 21:09:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-27 21:09:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 21:09:35] [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.
[2024-05-27 21:09:35] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-27 21:09:36] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 619 ms
[2024-05-27 21:09:36] [INFO ] Detected 1 constant HL places corresponding to 15 PT places.
[2024-05-27 21:09:36] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 636 PT places and 59206.0 transition bindings in 27 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
[2024-05-27 21:09:36] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 6 ms.
[2024-05-27 21:09:36] [INFO ] Skeletonized 14 HLPN properties in 1 ms. Removed 2 properties that had guard overlaps.
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 13 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 14 to 12
RANDOM walk for 731 steps (0 resets) in 41 ms. (17 steps per ms) remains 0/12 properties
[2024-05-27 21:09:36] [INFO ] Flatten gal took : 16 ms
[2024-05-27 21:09:36] [INFO ] Flatten gal took : 4 ms
Domain [It(15), It(15)] of place AMC breaks symmetries in sort It
[2024-05-27 21:09:36] [INFO ] Unfolded HLPN to a Petri net with 636 places and 4801 transitions 34264 arcs in 119 ms.
[2024-05-27 21:09:36] [INFO ] Unfolded 16 HLPN properties in 4 ms.
Initial state reduction rules removed 1 formulas.
[2024-05-27 21:09:36] [INFO ] Reduced 195 identical enabling conditions.
[2024-05-27 21:09:36] [INFO ] Reduced 195 identical enabling conditions.
[2024-05-27 21:09:36] [INFO ] Reduced 195 identical enabling conditions.
Deduced a syphon composed of 15 places in 16 ms
Reduce places removed 30 places and 30 transitions.
FORMULA SafeBus-COL-15-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 606 out of 606 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 606/606 places, 4771/4771 transitions.
Applied a total of 0 rules in 30 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-27 21:09:37] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 606 cols
[2024-05-27 21:09:37] [INFO ] Computed 65 invariants in 108 ms
[2024-05-27 21:09:38] [INFO ] Implicit Places using invariants in 362 ms returned []
[2024-05-27 21:09:38] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:09:38] [INFO ] Invariant cache hit.
[2024-05-27 21:09:38] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-27 21:09:38] [INFO ] Implicit Places using invariants and state equation in 723 ms returned []
Implicit Place search using SMT with State Equation took 1116 ms to find 0 implicit places.
Running 4756 sub problems to find dead transitions.
[2024-05-27 21:09:38] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:09:38] [INFO ] Invariant cache hit.
[2024-05-27 21:09:39] [INFO ] State equation strengthened by 241 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 4756 unsolved
SMT process timed out in 60984ms, After SMT, problems are : Problem set: 0 solved, 4756 unsolved
Search for dead transitions found 0 dead transitions in 61058ms
Finished structural reductions in LTL mode , in 1 iterations and 62239 ms. Remains : 606/606 places, 4771/4771 transitions.
Support contains 606 out of 606 places after structural reductions.
[2024-05-27 21:10:41] [INFO ] Flatten gal took : 625 ms
[2024-05-27 21:10:44] [INFO ] Flatten gal took : 545 ms
[2024-05-27 21:10:47] [INFO ] Input system was already deterministic with 4771 transitions.
Reduction of identical properties reduced properties to check from 16 to 15
RANDOM walk for 424 steps (0 resets) in 504 ms. (0 steps per ms) remains 0/15 properties
FORMULA SafeBus-COL-15-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA SafeBus-COL-15-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 30 out of 606 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 606/606 places, 4771/4771 transitions.
Applied a total of 0 rules in 1185 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-27 21:10:49] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:10:49] [INFO ] Invariant cache hit.
[2024-05-27 21:10:51] [INFO ] Implicit Places using invariants in 1271 ms returned [496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 1282 ms to find 15 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 591/606 places, 4771/4771 transitions.
Applied a total of 0 rules in 1148 ms. Remains 591 /591 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3619 ms. Remains : 591/606 places, 4771/4771 transitions.
Stuttering acceptance computed with spot in 185 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-15-LTLFireability-01
Product exploration explored 100000 steps with 2825 reset in 815 ms.
Product exploration explored 100000 steps with 2808 reset in 633 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 120 steps (0 resets) in 9 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
[2024-05-27 21:10:54] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 591 cols
[2024-05-27 21:10:54] [INFO ] Computed 50 invariants in 36 ms
[2024-05-27 21:10:57] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2024-05-27 21:10:57] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 115 ms returned sat
[2024-05-27 21:10:58] [INFO ] [Real]Absence check using state equation in 937 ms returned sat
[2024-05-27 21:10:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-27 21:11:01] [INFO ] [Nat]Absence check using 19 positive place invariants in 30 ms returned sat
[2024-05-27 21:11:02] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 652 ms returned sat
[2024-05-27 21:11:03] [INFO ] [Nat]Absence check using state equation in 1281 ms returned sat
[2024-05-27 21:11:03] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-27 21:11:04] [INFO ] [Nat]Added 241 Read/Feed constraints in 436 ms returned sat
[2024-05-27 21:11:04] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1367 transitions) in 278 ms.
[2024-05-27 21:11:04] [INFO ] Added : 2 causal constraints over 2 iterations in 554 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 30 out of 591 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 591/591 places, 4771/4771 transitions.
Applied a total of 0 rules in 986 ms. Remains 591 /591 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-27 21:11:05] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:11:05] [INFO ] Invariant cache hit.
[2024-05-27 21:11:06] [INFO ] Implicit Places using invariants in 1167 ms returned []
[2024-05-27 21:11:06] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:11:06] [INFO ] Invariant cache hit.
[2024-05-27 21:11:07] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-27 21:11:13] [INFO ] Implicit Places using invariants and state equation in 6279 ms returned []
Implicit Place search using SMT with State Equation took 7450 ms to find 0 implicit places.
[2024-05-27 21:11:13] [INFO ] Redundant transitions in 342 ms returned []
Running 4756 sub problems to find dead transitions.
[2024-05-27 21:11:13] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-27 21:11:13] [INFO ] Invariant cache hit.
[2024-05-27 21:11:13] [INFO ] State equation strengthened by 241 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running SafeBus-COL-15

IS_COLORED=1
IS_NUPN=

LOADING model.pnml ...
MODEL CLASS: SYMMETRIC NET
PLACES: 20
TRANSITIONS: 14
CONSTANTS: 0
TEMPLATE VARS: 0
COLOR CLASSES: 2
COLOR VARS: 5
ARCS: 68
LOADING TIME: 0.276

UNFOLDING COLORS...
MODEL CLASS: P/T NET
PLACES: 636
TRANSITIONS: 4801
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 34684
UNFOLDING TIME: 0.916

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.178
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING UNFOLDING MAP FILE /home/mcc/execution/model.unfmap ...
TOTAL TIME: 1.548
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: 679
MODEL NAME: /home/mcc/execution/model
636 places, 4801 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
No place bound informations found.
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.

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="SafeBus-COL-15"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 SafeBus-COL-15, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r333-tall-171679078300380"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-15.tgz
mv SafeBus-COL-15 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;