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-167814497600352.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 DLCflexbar-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-167814497600352
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 7.0M
-rw-r--r-- 1 mcc users 6.4K Feb 25 15:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 25 15:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 25 15:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 15:07 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 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 15:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Feb 25 15:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 15:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Feb 25 15:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:51 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 6.5M 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 1679415119284

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=DLCflexbar-PT-5b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 16:12:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 16:12:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 16:12:01] [INFO ] Load time of PNML (sax parser for PT used): 589 ms
[2023-03-21 16:12:01] [INFO ] Transformed 17305 places.
[2023-03-21 16:12:01] [INFO ] Transformed 26483 transitions.
[2023-03-21 16:12:01] [INFO ] Found NUPN structural information;
[2023-03-21 16:12:02] [INFO ] Parsed PT model containing 17305 places and 26483 transitions and 73264 arcs in 1346 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 17305/17305 places, 26483/26483 transitions.
Graph (trivial) has 15845 edges and 17305 vertex of which 1384 / 17305 are part of one of the 90 SCC in 44 ms
Free SCC test removed 1294 places
Ensure Unique test removed 1370 transitions
Reduce isomorphic transitions removed 1370 transitions.
Drop transitions removed 7778 transitions
Trivial Post-agglo rules discarded 7778 transitions
Performed 7778 trivial Post agglomeration. Transition count delta: 7778
Iterating post reduction 0 with 7778 rules applied. Total rules applied 7779 place count 16011 transition count 17335
Reduce places removed 7778 places and 0 transitions.
Ensure Unique test removed 207 transitions
Reduce isomorphic transitions removed 207 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 8185 rules applied. Total rules applied 15964 place count 8233 transition count 16928
Reduce places removed 200 places and 0 transitions.
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions removed 62 transitions
Trivial Post-agglo rules discarded 62 transitions
Performed 62 trivial Post agglomeration. Transition count delta: 62
Iterating post reduction 2 with 324 rules applied. Total rules applied 16288 place count 8033 transition count 16804
Reduce places removed 62 places and 0 transitions.
Iterating post reduction 3 with 62 rules applied. Total rules applied 16350 place count 7971 transition count 16804
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 62 Pre rules applied. Total rules applied 16350 place count 7971 transition count 16742
Deduced a syphon composed of 62 places in 512 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 4 with 124 rules applied. Total rules applied 16474 place count 7909 transition count 16742
Performed 4384 Post agglomeration using F-continuation condition.Transition count delta: 4384
Deduced a syphon composed of 4384 places in 4 ms
Reduce places removed 4384 places and 0 transitions.
Iterating global reduction 4 with 8768 rules applied. Total rules applied 25242 place count 3525 transition count 12358
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition with reduction of 231 identical transitions.
Deduced a syphon composed of 101 places in 6 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 4 with 202 rules applied. Total rules applied 25444 place count 3424 transition count 13096
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 25445 place count 3424 transition count 13095
Performed 88 Post agglomeration using F-continuation condition with reduction of 196 identical transitions.
Deduced a syphon composed of 88 places in 6 ms
Reduce places removed 88 places and 0 transitions.
Iterating global reduction 5 with 176 rules applied. Total rules applied 25621 place count 3336 transition count 13750
Applied a total of 25621 rules in 2775 ms. Remains 3336 /17305 variables (removed 13969) and now considering 13750/26483 (removed 12733) transitions.
[2023-03-21 16:12:04] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
// Phase 1: matrix 13214 rows 3336 cols
[2023-03-21 16:12:05] [INFO ] Computed 979 place invariants in 76 ms
[2023-03-21 16:12:07] [INFO ] Implicit Places using invariants in 2378 ms returned []
Implicit Place search using SMT only with invariants took 2418 ms to find 0 implicit places.
[2023-03-21 16:12:07] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
[2023-03-21 16:12:07] [INFO ] Invariant cache hit.
[2023-03-21 16:12:13] [INFO ] Dead Transitions using invariants and state equation in 5907 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 3336/17305 places, 13750/26483 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 11119 ms. Remains : 3336/17305 places, 13750/26483 transitions.
Discarding 3161 transitions out of 13750. Remains 10589
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1667 ms. (steps per millisecond=5 ) properties (out of 10588) seen :6633
Running SMT prover for 3955 properties.
[2023-03-21 16:12:15] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
[2023-03-21 16:12:15] [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 16:12:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 16:12:49] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3955 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2009 out of 3336 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3336/3336 places, 13750/13750 transitions.
Drop transitions removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 0 with 99 rules applied. Total rules applied 99 place count 3336 transition count 13651
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 106 place count 3329 transition count 13602
Iterating global reduction 1 with 7 rules applied. Total rules applied 113 place count 3329 transition count 13602
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 120 place count 3329 transition count 13595
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 2 with 13 rules applied. Total rules applied 133 place count 3329 transition count 13582
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 139 place count 3326 transition count 13609
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 148 place count 3326 transition count 13600
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 3 with 13 rules applied. Total rules applied 161 place count 3326 transition count 13587
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 167 place count 3323 transition count 13614
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 176 place count 3323 transition count 13605
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 4 with 13 rules applied. Total rules applied 189 place count 3323 transition count 13592
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 195 place count 3320 transition count 13620
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 204 place count 3320 transition count 13611
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 5 with 13 rules applied. Total rules applied 217 place count 3320 transition count 13598
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 219 place count 3319 transition count 13606
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 222 place count 3319 transition count 13603
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 6 with 3 rules applied. Total rules applied 225 place count 3319 transition count 13600
Free-agglomeration rule applied 325 times with reduction of 40 identical transitions.
Iterating global reduction 6 with 325 rules applied. Total rules applied 550 place count 3319 transition count 13235
Reduce places removed 325 places and 0 transitions.
Drop transitions removed 349 transitions
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 386 transitions.
Iterating post reduction 6 with 711 rules applied. Total rules applied 1261 place count 2994 transition count 12849
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 7 with 9 rules applied. Total rules applied 1270 place count 2994 transition count 12840
Applied a total of 1270 rules in 3633 ms. Remains 2994 /3336 variables (removed 342) and now considering 12840/13750 (removed 910) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3636 ms. Remains : 2994/3336 places, 12840/13750 transitions.
Finished random walk after 113461 steps, including 0 resets, run visited all 3955 properties in 11095 ms. (steps per millisecond=10 )
Able to resolve query QuasiLiveness after proving 10589 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 63966 ms.
ITS solved all properties within timeout

BK_STOP 1679415185527

--------------------
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 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="DLCflexbar-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 DLCflexbar-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-167814497600352"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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