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.r373-smll-167891824900344.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 SharedMemory-COL-000005, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r373-smll-167891824900344
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 8.5K Feb 25 14:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 25 14:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 13:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 13:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Feb 25 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 14:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 12K Mar 5 18:23 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 1679060770998

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=SharedMemory-COL-000005
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 13:46:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-17 13:46:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 13:46:14] [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.
[2023-03-17 13:46:15] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-17 13:46:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1025 ms
[2023-03-17 13:46:15] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 46 PT places and 85.0 transition bindings in 30 ms.
[2023-03-17 13:46:15] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 9 ms.
[2023-03-17 13:46:15] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-17 13:46:15] [INFO ] Unfolded HLPN to a Petri net with 46 places and 60 transitions 220 arcs in 17 ms.
[2023-03-17 13:46:15] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-17 13:46:15] [INFO ] Unfolded HLPN to a Petri net with 46 places and 60 transitions 220 arcs in 9 ms.
[2023-03-17 13:46:15] [INFO ] Unfolded 5 HLPN properties in 0 ms.
[2023-03-17 13:46:15] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 0 ms.
[2023-03-17 13:46:15] [INFO ] Skeletonized 5 HLPN properties in 3 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.
Domain [P(5), P(5)] of place Ext_Mem_Acc breaks symmetries in sort P
[2023-03-17 13:46:15] [INFO ] Unfolded HLPN to a Petri net with 46 places and 60 transitions 220 arcs in 10 ms.
[2023-03-17 13:46:15] [INFO ] Unfolded 5 HLPN properties in 0 ms.
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 5 transitions.
Built sparse matrix representations for Structural reductions in 1 ms.25554KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 41/41 places, 55/55 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 41 /41 variables (removed 0) and now considering 55/55 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 25 ms. Remains : 41/41 places, 55/55 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 41/41 places, 55/55 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 8 ms. Remains 41 /41 variables (removed 0) and now considering 55/55 (removed 0) transitions.
// Phase 1: matrix 55 rows 41 cols
[2023-03-17 13:46:15] [INFO ] Computed 11 place invariants in 9 ms
[2023-03-17 13:46:16] [INFO ] Implicit Places using invariants in 281 ms returned []
[2023-03-17 13:46:16] [INFO ] Invariant cache hit.
[2023-03-17 13:46:16] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 504 ms to find 0 implicit places.
[2023-03-17 13:46:16] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-17 13:46:16] [INFO ] Invariant cache hit.
[2023-03-17 13:46:16] [INFO ] Dead Transitions using invariants and state equation in 146 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 682 ms. Remains : 41/41 places, 55/55 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2650 ms (no deadlock found). (steps per millisecond=471 )
Random directed walk for 1250005 steps, including 0 resets, run took 2990 ms (no deadlock found). (steps per millisecond=418 )
[2023-03-17 13:46:22] [INFO ] Invariant cache hit.
[2023-03-17 13:46:22] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned unsat
[2023-03-17 13:46:22] [INFO ] Unfolded HLPN to a Petri net with 46 places and 60 transitions 220 arcs in 3 ms.
[2023-03-17 13:46:22] [INFO ] Unfolded 5 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 5 transitions.
Finished random walk after 7 steps, including 0 resets, run visited all 3 properties in 9 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 5 properties.
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 5 transitions.
Unable to solve all queries for examination Liveness. Remains :5 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 5 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 7793 ms.
starting LoLA
BK_INPUT SharedMemory-COL-000005
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 1679060783771

--------------------
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_1.0.0.202303021504.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: 46, Transitions: 60
lola: @ trans Begin_Ext_Acc
lola: @ trans Begin_Own_Acc
lola: @ trans Req_Ext_Acc
lola: @ trans End_Own_Acc
lola: @ trans End_Ext_Acc
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="SharedMemory-COL-000005"
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 SharedMemory-COL-000005, 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 r373-smll-167891824900344"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000005.tgz
mv SharedMemory-COL-000005 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 ;