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.r115-tall-167814493700352.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 itstools
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 r115-tall-167814493700352
=====================================================================

--------------------
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 1678350028671

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=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCflexbar-PT-5b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-09 08:20:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-09 08:20:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 08:20:31] [INFO ] Load time of PNML (sax parser for PT used): 657 ms
[2023-03-09 08:20:31] [INFO ] Transformed 17305 places.
[2023-03-09 08:20:31] [INFO ] Transformed 26483 transitions.
[2023-03-09 08:20:31] [INFO ] Found NUPN structural information;
[2023-03-09 08:20:31] [INFO ] Parsed PT model containing 17305 places and 26483 transitions and 73264 arcs in 1455 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 43 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 517 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 8 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 3 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 3022 ms. Remains 3336 /17305 variables (removed 13969) and now considering 13750/26483 (removed 12733) transitions.
[2023-03-09 08:20:34] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
// Phase 1: matrix 13214 rows 3336 cols
[2023-03-09 08:20:35] [INFO ] Computed 979 place invariants in 84 ms
[2023-03-09 08:20:37] [INFO ] Implicit Places using invariants in 2360 ms returned []
Implicit Place search using SMT only with invariants took 2387 ms to find 0 implicit places.
[2023-03-09 08:20:37] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
[2023-03-09 08:20:37] [INFO ] Invariant cache hit.
[2023-03-09 08:20:43] [INFO ] Dead Transitions using invariants and state equation in 6504 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 11919 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 1672 ms. (steps per millisecond=5 ) properties (out of 10588) seen :5818
Running SMT prover for 4770 properties.
[2023-03-09 08:20:45] [INFO ] Flow matrix only has 13214 transitions (discarded 536 similar events)
[2023-03-09 08:20:45] [INFO ] Invariant cache hit.
[2023-03-09 08:20:46] [INFO ] Flatten gal took : 1912 ms
[2023-03-09 08:20:47] [INFO ] Flatten gal took : 1329 ms
[2023-03-09 08:20:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8738913171341885268.gal : 117 ms
[2023-03-09 08:20:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4803365059108023864.prop : 20 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8738913171341885268.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4803365059108023864.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4803365059108023864.prop.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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)
[2023-03-09 08:21:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-09 08:21:23] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4770 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2190 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 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 102 place count 3333 transition count 13630
Iterating global reduction 1 with 3 rules applied. Total rules applied 105 place count 3333 transition count 13630
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 108 place count 3333 transition count 13627
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 2 with 13 rules applied. Total rules applied 121 place count 3333 transition count 13614
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 127 place count 3330 transition count 13642
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 136 place count 3330 transition count 13633
Drop transitions removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 3 with 13 rules applied. Total rules applied 149 place count 3330 transition count 13620
Free-agglomeration rule applied 163 times with reduction of 20 identical transitions.
Iterating global reduction 3 with 163 rules applied. Total rules applied 312 place count 3330 transition count 13437
Reduce places removed 163 places and 0 transitions.
Drop transitions removed 173 transitions
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 202 transitions.
Iterating post reduction 3 with 365 rules applied. Total rules applied 677 place count 3167 transition count 13235
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 680 place count 3167 transition count 13232
Applied a total of 680 rules in 1893 ms. Remains 3167 /3336 variables (removed 169) and now considering 13232/13750 (removed 518) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1895 ms. Remains : 3167/3336 places, 13232/13750 transitions.
Finished random walk after 115435 steps, including 0 resets, run visited all 4770 properties in 15602 ms. (steps per millisecond=7 )
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 10589 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 70471 ms.

BK_STOP 1678350102234

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//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//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="itstools"
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 itstools"
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 r115-tall-167814493700352"
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 ;