Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r117-tall-167814496000639.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool lolaxred
Input is DatabaseWithMutex-COL-02, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r117-tall-167814496000639
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.8K Feb 25 13:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 13:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 13:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 13:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 25 13:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Feb 25 13:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 19K Mar 5 18:22 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 1679419597040

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DatabaseWithMutex-COL-02
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 17:26:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-21 17:26:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 17:26:38] [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.
[2023-03-21 17:26:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-21 17:26:39] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 619 ms
[2023-03-21 17:26:39] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 38 PT places and 32.0 transition bindings in 12 ms.
[2023-03-21 17:26:39] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 4 ms.
[2023-03-21 17:26:39] [INFO ] Skeletonized 0 HLPN properties in 1 ms.
[2023-03-21 17:26:39] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 5 ms.
[2023-03-21 17:26:39] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-21 17:26:39] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 2 ms.
[2023-03-21 17:26:39] [INFO ] Unfolded 8 HLPN properties in 0 ms.
[2023-03-21 17:26:39] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-21 17:26:39] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 0 ms.
[2023-03-21 17:26:39] [INFO ] Skeletonized 8 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Transition Release forces synchronizations/join behavior on parameter s of sort site
Transition Acquire forces synchronizations/join behavior on parameter f of sort file
[2023-03-21 17:26:39] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 4 ms.
[2023-03-21 17:26:39] [INFO ] Unfolded 8 HLPN properties in 0 ms.
[2023-03-21 17:26:39] [INFO ] Reduced 2 identical enabling conditions.
Built sparse matrix representations for Structural reductions in 0 ms.25288KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 38/38 places, 32/32 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 10 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 11 ms. Remains : 38/38 places, 32/32 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 38/38 places, 32/32 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 2 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2023-03-21 17:26:39] [INFO ] Computed 10 place invariants in 9 ms
[2023-03-21 17:26:39] [INFO ] Implicit Places using invariants in 163 ms returned []
[2023-03-21 17:26:39] [INFO ] Invariant cache hit.
[2023-03-21 17:26:39] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
[2023-03-21 17:26:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 17:26:39] [INFO ] Invariant cache hit.
[2023-03-21 17:26:39] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 287 ms. Remains : 38/38 places, 32/32 transitions.
Random walk for 1250000 steps, including 0 resets, run took 623 ms (no deadlock found). (steps per millisecond=2006 )
Random directed walk for 1250000 steps, including 0 resets, run took 468 ms (no deadlock found). (steps per millisecond=2670 )
[2023-03-21 17:26:40] [INFO ] Invariant cache hit.
[2023-03-21 17:26:40] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-21 17:26:40] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 0 ms returned unsat
[2023-03-21 17:26:40] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 2 ms.
[2023-03-21 17:26:40] [INFO ] Unfolded 8 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Finished random walk after 8 steps, including 0 resets, run visited all 7 properties in 121 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 8 properties.
Unable to solve all queries for examination Liveness. Remains :8 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 8 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 2316 ms.
starting LoLA
BK_INPUT DatabaseWithMutex-COL-02
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

FORMULA Liveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679419602137

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains High-Level net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: TR BINDINGS
lola: TR BINDINGS DONE
lola: Places: 38, Transitions: 32
lola: @ trans Start
lola: @ trans Update
lola: @ trans SendReply
lola: @ trans Acquire
lola: @ trans Change
lola: @ trans Release
lola: @ trans end_update
lola: @ trans SendMsg
lola: LAUNCH SYMM
lola: The net is live

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="DatabaseWithMutex-COL-02"
export BK_EXAMINATION="Liveness"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is DatabaseWithMutex-COL-02, 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 r117-tall-167814496000639"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-02.tgz
mv DatabaseWithMutex-COL-02 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 ;