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.r243-tall-167856430500122.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 itstools
Input is JoinFreeModules-PT-0200, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r243-tall-167856430500122
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 984K
-rw-r--r-- 1 mcc users 7.5K Feb 25 11:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 25 11:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 11:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 11:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 11:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 47K Feb 25 11:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 11:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 613K 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 1678689392958

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=JoinFreeModules-PT-0200
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-13 06:36:34] [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]
[2023-03-13 06:36:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 06:36:34] [INFO ] Load time of PNML (sax parser for PT used): 110 ms
[2023-03-13 06:36:34] [INFO ] Transformed 1001 places.
[2023-03-13 06:36:34] [INFO ] Transformed 1601 transitions.
[2023-03-13 06:36:34] [INFO ] Parsed PT model containing 1001 places and 1601 transitions and 4602 arcs in 182 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1001/1001 places, 1601/1601 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1000 transition count 1601
Applied a total of 1 rules in 39 ms. Remains 1000 /1001 variables (removed 1) and now considering 1601/1601 (removed 0) transitions.
// Phase 1: matrix 1601 rows 1000 cols
[2023-03-13 06:36:35] [INFO ] Computed 200 place invariants in 49 ms
[2023-03-13 06:36:35] [INFO ] Dead Transitions using invariants and state equation in 890 ms found 0 transitions.
[2023-03-13 06:36:35] [INFO ] Invariant cache hit.
[2023-03-13 06:36:36] [INFO ] Implicit Places using invariants in 183 ms returned []
[2023-03-13 06:36:36] [INFO ] Invariant cache hit.
[2023-03-13 06:36:36] [INFO ] State equation strengthened by 200 read => feed constraints.
[2023-03-13 06:36:36] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 786 ms to find 0 implicit places.
[2023-03-13 06:36:36] [INFO ] Invariant cache hit.
[2023-03-13 06:36:37] [INFO ] Dead Transitions using invariants and state equation in 643 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1001 places, 1601/1601 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 2389 ms. Remains : 1000/1001 places, 1601/1601 transitions.
Discarding 800 transitions out of 1601. Remains 801
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10036 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 800) seen :85
Running SMT prover for 715 properties.
[2023-03-13 06:36:37] [INFO ] Invariant cache hit.
[2023-03-13 06:36:37] [INFO ] Flatten gal took : 176 ms
[2023-03-13 06:36:37] [INFO ] Flatten gal took : 109 ms
[2023-03-13 06:36:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3803432936616221782.gal : 24 ms
[2023-03-13 06:36:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17784191496461765860.prop : 3 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/ReachabilityCardinality3803432936616221782.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17784191496461765860.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 ...329
Loading property file /tmp/ReachabilityCardinality17784191496461765860.prop.
SDD proceeding with computation,715 properties remain. new max is 4
SDD size :1 after 8
Reachability property qltransition_1 is true.
SDD proceeding with computation,714 properties remain. new max is 4
SDD size :8 after 25
SDD proceeding with computation,714 properties remain. new max is 8
SDD size :25 after 50
SDD proceeding with computation,714 properties remain. new max is 16
SDD size :50 after 116
SDD proceeding with computation,714 properties remain. new max is 32
SDD size :116 after 314
SDD proceeding with computation,714 properties remain. new max is 64
SDD size :314 after 974
SDD proceeding with computation,714 properties remain. new max is 128
SDD size :974 after 3336
SDD proceeding with computation,714 properties remain. new max is 256
SDD size :3336 after 11038
SDD proceeding with computation,714 properties remain. new max is 512
SDD size :11038 after 19969
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
SDD proceeding with computation,712 properties remain. new max is 512
SDD size :19969 after 4.87564e+06
[2023-03-13 06:36:48] [INFO ] [Real]Absence check using 200 positive place invariants in 35 ms returned sat
SDD proceeding with computation,712 properties remain. new max is 1024
SDD size :4.87564e+06 after 1.06338e+07
SDD proceeding with computation,712 properties remain. new max is 2048
SDD size :1.06338e+07 after 1.92442e+07
Reachability property qltransition_16 is true.
Reachability property qltransition_15 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_9 is true.
SDD proceeding with computation,708 properties remain. new max is 2048
SDD size :1.92442e+07 after 7.89828e+14
[2023-03-13 06:37:03] [INFO ] After 3473ms SMT Verify possible using state equation in real domain returned unsat :0 sat :661 real:53
[2023-03-13 06:37:03] [INFO ] State equation strengthened by 200 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)
[2023-03-13 06:37:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-13 06:37:03] [INFO ] After 25039ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 715 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 708 out of 1000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1000/1000 places, 1601/1601 transitions.
Graph (complete) has 2400 edges and 1000 vertex of which 990 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.4 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions removed 16 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 990 transition count 1584
Applied a total of 2 rules in 72 ms. Remains 990 /1000 variables (removed 10) and now considering 1584/1601 (removed 17) transitions.
// Phase 1: matrix 1584 rows 990 cols
[2023-03-13 06:37:03] [INFO ] Computed 198 place invariants in 6 ms
[2023-03-13 06:37:03] [INFO ] Dead Transitions using invariants and state equation in 630 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 702 ms. Remains : 990/1000 places, 1584/1601 transitions.
Reachability property qltransition_17 is true.
SDD proceeding with computation,707 properties remain. new max is 2048
SDD size :7.89828e+14 after 9.63953e+19
Finished random walk after 231306 steps, including 0 resets, run visited all 708 properties in 3254 ms. (steps per millisecond=71 )
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 801 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
Total runtime 32310 ms.

BK_STOP 1678689428256

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ 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="JoinFreeModules-PT-0200"
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 JoinFreeModules-PT-0200, 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 r243-tall-167856430500122"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0200.tgz
mv JoinFreeModules-PT-0200 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 ;