Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r053-tajo-167813705400407.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is CANConstruction-PT-050, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r053-tajo-167813705400407
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.2M
-rw-r--r-- 1 mcc users 7.6K Feb 25 21:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 21:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 21:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Feb 25 21:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 15:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Feb 25 15:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 15:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 21:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Feb 25 21:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 25 21:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.8M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679000411710

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANConstruction-PT-050
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 21:00:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 21:00:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 21:00:13] [INFO ] Load time of PNML (sax parser for PT used): 278 ms
[2023-03-16 21:00:13] [INFO ] Transformed 5602 places.
[2023-03-16 21:00:13] [INFO ] Transformed 10400 transitions.
[2023-03-16 21:00:13] [INFO ] Parsed PT model containing 5602 places and 10400 transitions and 31000 arcs in 403 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5602/5602 places, 10400/10400 transitions.
Drop transitions removed 350 transitions
Trivial Post-agglo rules discarded 350 transitions
Performed 350 trivial Post agglomeration. Transition count delta: 350
Iterating post reduction 0 with 350 rules applied. Total rules applied 350 place count 5602 transition count 10050
Reduce places removed 350 places and 0 transitions.
Iterating post reduction 1 with 350 rules applied. Total rules applied 700 place count 5252 transition count 10050
Performed 2500 Post agglomeration using F-continuation condition.Transition count delta: 2500
Deduced a syphon composed of 2500 places in 16 ms
Reduce places removed 2500 places and 0 transitions.
Iterating global reduction 2 with 5000 rules applied. Total rules applied 5700 place count 2752 transition count 7550
Applied a total of 5700 rules in 912 ms. Remains 2752 /5602 variables (removed 2850) and now considering 7550/10400 (removed 2850) transitions.
// Phase 1: matrix 7550 rows 2752 cols
[2023-03-16 21:00:14] [INFO ] Computed 101 place invariants in 91 ms
[2023-03-16 21:00:16] [INFO ] Implicit Places using invariants in 1844 ms returned [5, 11, 17, 23, 29, 35, 41, 47, 53, 59, 65, 71, 77, 83, 89, 95, 101, 107, 113, 119, 125, 131, 137, 143, 149, 155, 161, 167, 173, 179, 185, 191, 197, 203, 209, 215, 221, 227, 233, 239, 245, 251, 257, 263, 269, 275, 281, 287, 293, 299]
Discarding 50 places :
Implicit Place search using SMT only with invariants took 1882 ms to find 50 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2702/5602 places, 7550/10400 transitions.
Performed 100 Post agglomeration using F-continuation condition.Transition count delta: 100
Deduced a syphon composed of 100 places in 4 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 0 with 200 rules applied. Total rules applied 200 place count 2602 transition count 7450
Applied a total of 200 rules in 200 ms. Remains 2602 /2702 variables (removed 100) and now considering 7450/7550 (removed 100) transitions.
// Phase 1: matrix 7450 rows 2602 cols
[2023-03-16 21:00:16] [INFO ] Computed 51 place invariants in 166 ms
[2023-03-16 21:00:18] [INFO ] Implicit Places using invariants in 2005 ms returned []
[2023-03-16 21:00:18] [INFO ] Invariant cache hit.
[2023-03-16 21:00:22] [INFO ] Implicit Places using invariants and state equation in 3746 ms returned []
Implicit Place search using SMT with State Equation took 5759 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 2602/5602 places, 7450/10400 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 8756 ms. Remains : 2602/5602 places, 7450/10400 transitions.
Discarding 2450 transitions out of 7450. Remains 5000
Initial state reduction rules removed 50 formulas.
Incomplete random walk after 10000 steps, including 40 resets, run finished after 3090 ms. (steps per millisecond=3 ) properties (out of 4950) seen :4418
Running SMT prover for 532 properties.
[2023-03-16 21:00:26] [INFO ] Invariant cache hit.
[2023-03-16 21:00:43] [INFO ] [Real]Absence check using 51 positive place invariants in 53 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:00:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:00:52] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 532 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 582 out of 2602 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2602/2602 places, 7450/7450 transitions.
Applied a total of 0 rules in 15932 ms. Remains 2602 /2602 variables (removed 0) and now considering 7450/7450 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15933 ms. Remains : 2602/2602 places, 7450/7450 transitions.
Finished random walk after 38840 steps, including 156 resets, run visited all 532 properties in 2073 ms. (steps per millisecond=18 )
Able to resolve query QuasiLiveness after proving 5000 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 57020 ms.
ITS solved all properties within timeout

BK_STOP 1679000470569

--------------------
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 QuasiLiveness -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="CANConstruction-PT-050"
export BK_EXAMINATION="QuasiLiveness"
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 CANConstruction-PT-050, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r053-tajo-167813705400407"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-050.tgz
mv CANConstruction-PT-050 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;