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-171679078400436.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-PT-15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r333-tall-171679078400436
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 12M
-rw-r--r-- 1 mcc users 28K Apr 12 15:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 202K Apr 12 15:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 961K Apr 12 15:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 4.0M Apr 12 15:31 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 17K Apr 23 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 23 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 111K Apr 23 07:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 339K Apr 23 07:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 88K Apr 12 16:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 488K Apr 12 16:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 378K Apr 12 16:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.7M Apr 12 16:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.9K Apr 23 07:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.5M 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-PT-15-LTLFireability-00
FORMULA_NAME SafeBus-PT-15-LTLFireability-01
FORMULA_NAME SafeBus-PT-15-LTLFireability-02
FORMULA_NAME SafeBus-PT-15-LTLFireability-03
FORMULA_NAME SafeBus-PT-15-LTLFireability-04
FORMULA_NAME SafeBus-PT-15-LTLFireability-05
FORMULA_NAME SafeBus-PT-15-LTLFireability-06
FORMULA_NAME SafeBus-PT-15-LTLFireability-07
FORMULA_NAME SafeBus-PT-15-LTLFireability-08
FORMULA_NAME SafeBus-PT-15-LTLFireability-09
FORMULA_NAME SafeBus-PT-15-LTLFireability-10
FORMULA_NAME SafeBus-PT-15-LTLFireability-11
FORMULA_NAME SafeBus-PT-15-LTLFireability-12
FORMULA_NAME SafeBus-PT-15-LTLFireability-13
FORMULA_NAME SafeBus-PT-15-LTLFireability-14
FORMULA_NAME SafeBus-PT-15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716860501132

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-PT-15
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 01:41:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-28 01:41:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 01:41:42] [INFO ] Load time of PNML (sax parser for PT used): 298 ms
[2024-05-28 01:41:42] [INFO ] Transformed 621 places.
[2024-05-28 01:41:42] [INFO ] Transformed 4771 transitions.
[2024-05-28 01:41:42] [INFO ] Found NUPN structural information;
[2024-05-28 01:41:42] [INFO ] Parsed PT model containing 621 places and 4771 transitions and 34549 arcs in 437 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 31 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Reduce places removed 15 places and 0 transitions.
FORMULA SafeBus-PT-15-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-15-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-15-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 579 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 37 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-28 01:41:43] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 606 cols
[2024-05-28 01:41:43] [INFO ] Computed 65 invariants in 99 ms
[2024-05-28 01:41:43] [INFO ] Implicit Places using invariants in 530 ms returned []
[2024-05-28 01:41:44] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:41:44] [INFO ] Invariant cache hit.
[2024-05-28 01:41:44] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-28 01:41:44] [INFO ] Implicit Places using invariants and state equation in 892 ms returned []
Implicit Place search using SMT with State Equation took 1451 ms to find 0 implicit places.
Running 4756 sub problems to find dead transitions.
[2024-05-28 01:41:45] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:41:45] [INFO ] Invariant cache hit.
[2024-05-28 01:41:45] [INFO ] State equation strengthened by 241 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 606/606 constraints. Problems are: Problem set: 0 solved, 4756 unsolved
SMT process timed out in 59266ms, After SMT, problems are : Problem set: 0 solved, 4756 unsolved
Search for dead transitions found 0 dead transitions in 59356ms
Finished structural reductions in LTL mode , in 1 iterations and 60880 ms. Remains : 606/606 places, 4771/4771 transitions.
Support contains 579 out of 606 places after structural reductions.
[2024-05-28 01:42:45] [INFO ] Flatten gal took : 397 ms
[2024-05-28 01:42:45] [INFO ] Flatten gal took : 297 ms
[2024-05-28 01:42:45] [INFO ] Input system was already deterministic with 4771 transitions.
Support contains 566 out of 606 places (down from 579) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 23 to 21
RANDOM walk for 40000 steps (8 resets) in 2814 ms. (14 steps per ms) remains 1/21 properties
BEST_FIRST walk for 35836 steps (7 resets) in 263 ms. (135 steps per ms) remains 0/1 properties
FORMULA SafeBus-PT-15-LTLFireability-02 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 1189 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-28 01:42:48] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:42:48] [INFO ] Invariant cache hit.
[2024-05-28 01:42:53] [INFO ] Implicit Places using invariants in 4787 ms returned [546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 4799 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 1161 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 7150 ms. Remains : 591/606 places, 4771/4771 transitions.
Stuttering acceptance computed with spot in 194 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-PT-15-LTLFireability-01
Product exploration explored 100000 steps with 2801 reset in 789 ms.
Product exploration explored 100000 steps with 2813 reset in 681 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 79 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 62 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 101 steps (0 resets) in 19 ms. (5 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 108 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 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
[2024-05-28 01:42:56] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 591 cols
[2024-05-28 01:42:56] [INFO ] Computed 50 invariants in 31 ms
[2024-05-28 01:42:59] [INFO ] [Real]Absence check using 19 positive place invariants in 77 ms returned sat
[2024-05-28 01:43:01] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-28 01:43:02] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 2450 ms returned sat
[2024-05-28 01:43:06] [INFO ] [Real]Absence check using state equation in 4441 ms returned sat
[2024-05-28 01:43:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-28 01:43:10] [INFO ] [Nat]Absence check using 19 positive place invariants in 105 ms returned sat
[2024-05-28 01:43:11] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 802 ms returned sat
[2024-05-28 01:43:13] [INFO ] [Nat]Absence check using state equation in 2067 ms returned sat
[2024-05-28 01:43:13] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-28 01:43:13] [INFO ] [Nat]Added 241 Read/Feed constraints in 331 ms returned sat
[2024-05-28 01:43:13] [INFO ] Deduced a trap composed of 61 places in 238 ms of which 36 ms to minimize.
[2024-05-28 01:43:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 368 ms
[2024-05-28 01:43:14] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1367 transitions) in 267 ms.
[2024-05-28 01:43:14] [INFO ] Added : 2 causal constraints over 2 iterations in 583 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 995 ms. Remains 591 /591 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2024-05-28 01:43:15] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:43:15] [INFO ] Invariant cache hit.
[2024-05-28 01:43:20] [INFO ] Implicit Places using invariants in 4554 ms returned []
[2024-05-28 01:43:20] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:43:20] [INFO ] Invariant cache hit.
[2024-05-28 01:43:20] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-28 01:43:28] [INFO ] Implicit Places using invariants and state equation in 8767 ms returned []
Implicit Place search using SMT with State Equation took 13325 ms to find 0 implicit places.
[2024-05-28 01:43:29] [INFO ] Redundant transitions in 330 ms returned []
Running 4756 sub problems to find dead transitions.
[2024-05-28 01:43:29] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2024-05-28 01:43:29] [INFO ] Invariant cache hit.
[2024-05-28 01:43:29] [INFO ] State equation strengthened by 241 read => feed constraints.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running SafeBus-PT-15

IS_COLORED=
IS_NUPN=1

LOADING model.pnml ...
MODEL CLASS: P/T NET WITH NUPN EXTENSION
PLACES: 621
TRANSITIONS: 4771
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 34549
NUPN UNITS: 53
LOADING TIME: 5.143

SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.147
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING NUPN UNITS AS FILE /home/mcc/execution/model.nu ...
TOTAL TIME: 5.851
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: 687
MODEL NAME: /home/mcc/execution/model
621 places, 4771 transitions.

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..
No place bound informations found.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
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//
++ 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 LTLFireability -timeout 360 -rebuildPNML
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-PT-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-PT-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-171679078400436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-15.tgz
mv SafeBus-PT-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 ;