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.r119-tall-167814497900532.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)
............................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DLCshifumi-PT-5b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497900532
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 5.5K Feb 26 08:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Feb 26 08:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 08:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 08:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 08:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Feb 26 08:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 08:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 08:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:54 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 9.7M 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 1679416427116

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCshifumi-PT-5b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 16:33:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 16:33:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 16:33:49] [INFO ] Load time of PNML (sax parser for PT used): 869 ms
[2023-03-21 16:33:49] [INFO ] Transformed 27146 places.
[2023-03-21 16:33:50] [INFO ] Transformed 39849 transitions.
[2023-03-21 16:33:50] [INFO ] Found NUPN structural information;
[2023-03-21 16:33:50] [INFO ] Parsed PT model containing 27146 places and 39849 transitions and 107425 arcs in 2100 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 27146/27146 places, 39849/39849 transitions.
Graph (trivial) has 25297 edges and 27146 vertex of which 2248 / 27146 are part of one of the 143 SCC in 66 ms
Free SCC test removed 2105 places
Ensure Unique test removed 2238 transitions
Reduce isomorphic transitions removed 2238 transitions.
Drop transitions removed 12914 transitions
Trivial Post-agglo rules discarded 12914 transitions
Performed 12914 trivial Post agglomeration. Transition count delta: 12914
Iterating post reduction 0 with 12914 rules applied. Total rules applied 12915 place count 25041 transition count 24697
Reduce places removed 12914 places and 0 transitions.
Ensure Unique test removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Drop transitions removed 379 transitions
Trivial Post-agglo rules discarded 379 transitions
Performed 379 trivial Post agglomeration. Transition count delta: 379
Iterating post reduction 1 with 13677 rules applied. Total rules applied 26592 place count 12127 transition count 23934
Reduce places removed 379 places and 0 transitions.
Ensure Unique test removed 123 transitions
Reduce isomorphic transitions removed 123 transitions.
Drop transitions removed 123 transitions
Trivial Post-agglo rules discarded 123 transitions
Performed 123 trivial Post agglomeration. Transition count delta: 123
Iterating post reduction 2 with 625 rules applied. Total rules applied 27217 place count 11748 transition count 23688
Reduce places removed 123 places and 0 transitions.
Iterating post reduction 3 with 123 rules applied. Total rules applied 27340 place count 11625 transition count 23688
Performed 123 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 123 Pre rules applied. Total rules applied 27340 place count 11625 transition count 23565
Deduced a syphon composed of 123 places in 880 ms
Reduce places removed 123 places and 0 transitions.
Iterating global reduction 4 with 246 rules applied. Total rules applied 27586 place count 11502 transition count 23565
Performed 6318 Post agglomeration using F-continuation condition.Transition count delta: 6318
Deduced a syphon composed of 6318 places in 9 ms
Reduce places removed 6318 places and 0 transitions.
Iterating global reduction 4 with 12636 rules applied. Total rules applied 40222 place count 5184 transition count 17247
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition with reduction of 165 identical transitions.
Deduced a syphon composed of 101 places in 9 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 4 with 202 rules applied. Total rules applied 40424 place count 5083 transition count 17717
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 40425 place count 5083 transition count 17716
Performed 101 Post agglomeration using F-continuation condition with reduction of 165 identical transitions.
Deduced a syphon composed of 101 places in 7 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 5 with 202 rules applied. Total rules applied 40627 place count 4982 transition count 18189
Performed 101 Post agglomeration using F-continuation condition with reduction of 170 identical transitions.
Deduced a syphon composed of 101 places in 9 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 5 with 202 rules applied. Total rules applied 40829 place count 4881 transition count 18661
Performed 69 Post agglomeration using F-continuation condition with reduction of 110 identical transitions.
Deduced a syphon composed of 69 places in 8 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 5 with 138 rules applied. Total rules applied 40967 place count 4812 transition count 18997
Applied a total of 40967 rules in 4850 ms. Remains 4812 /27146 variables (removed 22334) and now considering 18997/39849 (removed 20852) transitions.
[2023-03-21 16:33:55] [INFO ] Flow matrix only has 18227 transitions (discarded 770 similar events)
// Phase 1: matrix 18227 rows 4812 cols
[2023-03-21 16:33:55] [INFO ] Computed 1378 place invariants in 97 ms
[2023-03-21 16:33:56] [INFO ] Implicit Places using invariants in 1016 ms returned []
Implicit Place search using SMT only with invariants took 1043 ms to find 0 implicit places.
[2023-03-21 16:33:56] [INFO ] Flow matrix only has 18227 transitions (discarded 770 similar events)
[2023-03-21 16:33:56] [INFO ] Invariant cache hit.
[2023-03-21 16:33:57] [INFO ] Dead Transitions using invariants and state equation in 797 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4812/27146 places, 18997/39849 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 6704 ms. Remains : 4812/27146 places, 18997/39849 transitions.
Discarding 4559 transitions out of 18997. Remains 14438
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2033 ms. (steps per millisecond=4 ) properties (out of 14437) seen :5676
Running SMT prover for 8760 properties.
[2023-03-21 16:34:00] [INFO ] Flow matrix only has 18227 transitions (discarded 770 similar events)
[2023-03-21 16:34:00] [INFO ] Invariant cache hit.
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.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
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)
[2023-03-21 16:34:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 16:34:55] [INFO ] After 25038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 8760 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 3349 out of 4812 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4812/4812 places, 18997/18997 transitions.
Drop transitions removed 152 transitions
Reduce isomorphic transitions removed 152 transitions.
Iterating post reduction 0 with 152 rules applied. Total rules applied 152 place count 4812 transition count 18845
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 156 place count 4808 transition count 18825
Iterating global reduction 1 with 4 rules applied. Total rules applied 160 place count 4808 transition count 18825
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 164 place count 4808 transition count 18821
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 2 with 13 rules applied. Total rules applied 177 place count 4808 transition count 18808
Free-agglomeration rule applied 125 times with reduction of 24 identical transitions.
Iterating global reduction 2 with 125 rules applied. Total rules applied 302 place count 4808 transition count 18659
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 107 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 163 transitions.
Iterating post reduction 2 with 288 rules applied. Total rules applied 590 place count 4683 transition count 18496
Applied a total of 590 rules in 2040 ms. Remains 4683 /4812 variables (removed 129) and now considering 18496/18997 (removed 501) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2045 ms. Remains : 4683/4812 places, 18496/18997 transitions.
Interrupted random walk after 168384 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=5 ) properties seen 8759
Finished Best-First random walk after 6062 steps, including 0 resets, run visited all 1 properties in 118 ms. (steps per millisecond=51 )
Able to resolve query QuasiLiveness after proving 14438 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 99590 ms.
ITS solved all properties within timeout

BK_STOP 1679416529205

--------------------
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="DLCshifumi-PT-5b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is DLCshifumi-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 r119-tall-167814497900532"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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