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.r085-smll-167814406800262.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 CloudDeployment-PT-5b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406800262
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 6.3K Feb 25 14:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 25 14:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 14:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 14:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 1678230632451

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=CloudDeployment-PT-5b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 23:10:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-07 23:10:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 23:10:36] [INFO ] Load time of PNML (sax parser for PT used): 746 ms
[2023-03-07 23:10:36] [INFO ] Transformed 1525 places.
[2023-03-07 23:10:36] [INFO ] Transformed 3132 transitions.
[2023-03-07 23:10:36] [INFO ] Found NUPN structural information;
[2023-03-07 23:10:36] [INFO ] Parsed PT model containing 1525 places and 3132 transitions and 24760 arcs in 940 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1525/1525 places, 3132/3132 transitions.
Graph (trivial) has 1546 edges and 1525 vertex of which 420 / 1525 are part of one of the 40 SCC in 20 ms
Free SCC test removed 380 places
Ensure Unique test removed 425 transitions
Reduce isomorphic transitions removed 425 transitions.
Ensure Unique test removed 1 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 554 transitions
Trivial Post-agglo rules discarded 554 transitions
Performed 554 trivial Post agglomeration. Transition count delta: 554
Iterating post reduction 0 with 560 rules applied. Total rules applied 561 place count 1139 transition count 2153
Reduce places removed 554 places and 0 transitions.
Iterating post reduction 1 with 554 rules applied. Total rules applied 1115 place count 585 transition count 2153
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 1115 place count 585 transition count 2133
Deduced a syphon composed of 20 places in 13 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 1155 place count 565 transition count 2133
Performed 330 Post agglomeration using F-continuation condition.Transition count delta: 330
Deduced a syphon composed of 330 places in 5 ms
Reduce places removed 330 places and 0 transitions.
Iterating global reduction 2 with 660 rules applied. Total rules applied 1815 place count 235 transition count 1803
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 1835 place count 235 transition count 1783
Performed 30 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 1895 place count 205 transition count 1928
Applied a total of 1895 rules in 316 ms. Remains 205 /1525 variables (removed 1320) and now considering 1928/3132 (removed 1204) transitions.
[2023-03-07 23:10:37] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
// Phase 1: matrix 1734 rows 205 cols
[2023-03-07 23:10:37] [INFO ] Computed 15 place invariants in 62 ms
[2023-03-07 23:10:39] [INFO ] Implicit Places using invariants in 2778 ms returned []
[2023-03-07 23:10:39] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2023-03-07 23:10:39] [INFO ] Invariant cache hit.
[2023-03-07 23:10:41] [INFO ] State equation strengthened by 306 read => feed constraints.
[2023-03-07 23:10:44] [INFO ] Implicit Places using invariants and state equation in 4926 ms returned []
Implicit Place search using SMT with State Equation took 7769 ms to find 0 implicit places.
[2023-03-07 23:10:44] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2023-03-07 23:10:44] [INFO ] Invariant cache hit.
[2023-03-07 23:10:46] [INFO ] Dead Transitions using invariants and state equation in 2039 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 205/1525 places, 1928/3132 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 10136 ms. Remains : 205/1525 places, 1928/3132 transitions.
Discarding 646 transitions out of 1928. Remains 1282
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 316 resets, run finished after 1702 ms. (steps per millisecond=5 ) properties (out of 1281) seen :125
Running SMT prover for 1156 properties.
[2023-03-07 23:10:49] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2023-03-07 23:10:49] [INFO ] Invariant cache hit.
[2023-03-07 23:11:22] [INFO ] [Real]Absence check using 0 positive and 15 generalized place invariants in 11 ms returned sat
[2023-03-07 23:11:37] [INFO ] After 6844ms SMT Verify possible using state equation in real domain returned unsat :1023 sat :100 real:32
[2023-03-07 23:11:37] [INFO ] State equation strengthened by 306 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
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)
[2023-03-07 23:11:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-07 23:11:37] [INFO ] After 25054ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 62108 ms.
ITS solved all properties within timeout

BK_STOP 1678230698886

--------------------
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_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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="CloudDeployment-PT-5b"
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 CloudDeployment-PT-5b, 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 r085-smll-167814406800262"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-5b.tgz
mv CloudDeployment-PT-5b 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 ;