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.r281-smll-167863551100374.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 smartxred
Input is Peterson-COL-7, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r281-smll-167863551100374
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 9.1K Feb 25 22:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 22:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 25 22:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 22:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K Feb 25 23:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 23:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 23:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Feb 25 23:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 47K Mar 5 18:23 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 Liveness

=== Now, execution of the tool begins

BK_START 1678923270704

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=smartxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Peterson-COL-7
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-15 23:34:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-15 23:34:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 23:34:34] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-15 23:34:34] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-15 23:34:35] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1110 ms
[2023-03-15 23:34:35] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 2048 PT places and 3384.0 transition bindings in 39 ms.
[2023-03-15 23:34:35] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 8 ms.
[2023-03-15 23:34:35] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-15 23:34:35] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions 10032 arcs in 142 ms.
[2023-03-15 23:34:35] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-15 23:34:35] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions 10032 arcs in 76 ms.
[2023-03-15 23:34:35] [INFO ] Unfolded 14 HLPN properties in 2 ms.
[2023-03-15 23:34:35] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 1 ms.
[2023-03-15 23:34:35] [INFO ] Skeletonized 14 HLPN properties in 1 ms.
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Domain [Process(8), Tour(7), Process(8)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 7)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-15 23:34:35] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions 10032 arcs in 52 ms.
[2023-03-15 23:34:35] [INFO ] Unfolded 14 HLPN properties in 2 ms.
Deduced a syphon composed of 56 places in 39 ms
Reduce places removed 56 places and 112 transitions.
Built sparse matrix representations for Structural reductions in 19 ms.28583KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 189 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 192 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 79 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
[2023-03-15 23:34:36] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
// Phase 1: matrix 2760 rows 1992 cols
[2023-03-15 23:34:36] [INFO ] Computed 31 place invariants in 53 ms
[2023-03-15 23:34:37] [INFO ] Implicit Places using invariants in 971 ms returned []
[2023-03-15 23:34:37] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 23:34:37] [INFO ] Invariant cache hit.
[2023-03-15 23:34:37] [INFO ] Implicit Places using invariants and state equation in 518 ms returned []
Implicit Place search using SMT with State Equation took 1559 ms to find 0 implicit places.
[2023-03-15 23:34:38] [INFO ] Redundant transitions in 466 ms returned []
[2023-03-15 23:34:38] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 23:34:38] [INFO ] Invariant cache hit.
[2023-03-15 23:34:41] [INFO ] Dead Transitions using invariants and state equation in 3482 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 5601 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Random walk for 1250000 steps, including 0 resets, run took 4211 ms (no deadlock found). (steps per millisecond=296 )
Random directed walk for 1250000 steps, including 0 resets, run took 6323 ms (no deadlock found). (steps per millisecond=197 )
[2023-03-15 23:34:52] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 23:34:52] [INFO ] Invariant cache hit.
[2023-03-15 23:34:53] [INFO ] [Real]Absence check using 23 positive place invariants in 121 ms returned sat
[2023-03-15 23:34:53] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 65 ms returned unsat
[2023-03-15 23:34:53] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions 10032 arcs in 15 ms.
[2023-03-15 23:34:53] [INFO ] Unfolded 14 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 56 places in 6 ms
Reduce places removed 56 places and 112 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 458 ms. (steps per millisecond=21 ) properties (out of 13) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-15 23:34:54] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 23:34:54] [INFO ] Invariant cache hit.
[2023-03-15 23:34:55] [INFO ] [Real]Absence check using 23 positive place invariants in 62 ms returned sat
[2023-03-15 23:34:55] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 36 ms returned sat
[2023-03-15 23:34:55] [INFO ] After 823ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 23:34:55] [INFO ] [Nat]Absence check using 23 positive place invariants in 55 ms returned sat
[2023-03-15 23:34:55] [INFO ] [Nat]Absence check using 23 positive and 8 generalized place invariants in 32 ms returned sat
[2023-03-15 23:34:57] [INFO ] After 1733ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 23:34:57] [INFO ] State equation strengthened by 497 read => feed constraints.
[2023-03-15 23:34:57] [INFO ] After 328ms SMT Verify possible using 497 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 23:35:00] [INFO ] Deduced a trap composed of 36 places in 2073 ms of which 9 ms to minimize.
[2023-03-15 23:35:02] [INFO ] Deduced a trap composed of 31 places in 1911 ms of which 3 ms to minimize.
[2023-03-15 23:35:04] [INFO ] Deduced a trap composed of 33 places in 1546 ms of which 2 ms to minimize.
[2023-03-15 23:35:06] [INFO ] Deduced a trap composed of 31 places in 2342 ms of which 4 ms to minimize.
[2023-03-15 23:35:09] [INFO ] Deduced a trap composed of 56 places in 2629 ms of which 3 ms to minimize.
[2023-03-15 23:35:11] [INFO ] Deduced a trap composed of 216 places in 2118 ms of which 3 ms to minimize.
[2023-03-15 23:35:14] [INFO ] Deduced a trap composed of 31 places in 2222 ms of which 2 ms to minimize.
[2023-03-15 23:35:16] [INFO ] Deduced a trap composed of 17 places in 2150 ms of which 2 ms to minimize.
[2023-03-15 23:35:19] [INFO ] Deduced a trap composed of 61 places in 2277 ms of which 3 ms to minimize.
[2023-03-15 23:35:21] [INFO ] Deduced a trap composed of 58 places in 2121 ms of which 3 ms to minimize.
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.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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:399)
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)
[2023-03-15 23:35:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-15 23:35:21] [INFO ] After 26705ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Finished Parikh walk after 4147 steps, including 913 resets, run visited all 1 properties in 43 ms. (steps per millisecond=96 )
Parikh walk visited 1 properties in 48 ms.
Able to resolve query QuasiLiveness after proving 14 properties.
Deduced a syphon composed of 56 places in 5 ms
Reduce places removed 56 places and 112 transitions.
Unable to solve all queries for examination Liveness. Remains :14 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 14 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 48078 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running Peterson (COL), instance 7
Examination Liveness
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/Liveness.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//rem_exec//smart

PNML FILE: model.pnml
Petri model created: 11 places, 14 transitions, 42 arcs.
(potential((tk(P1)>=1) & (tk(P2)>=1)))
(potential((tk(P3)>=1) & (tk(P4)>=1)))
(potential((tk(P4)>=1) & (tk(P5)>=1)))
(potential((tk(P4)>=1) & (tk(P5)>=1)))
(potential((tk(P7)>=1)))
(potential((tk(P7)>=1)))
(potential((tk(P2)>=1) & (tk(P8)>=1)))
(potential((tk(P6)>=1)))
(potential((tk(P9)>=1)))
(potential((tk(P9)>=1)))
(potential((tk(P11)>=1)))
(potential((tk(P10)>=1) & (tk(P2)>=1)))
(potential((tk(P10)>=1) & (tk(P2)>=1)))
(potential((tk(P11)>=1)))
FORMULA Liveness FALSE TECHNIQUES IMPLICIT_RELATION DECISION_DIAGRAMS SATURATION

BK_STOP 1678923323533

--------------------
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 Liveness -timeout 180 -rebuildPNML
WARNING:
No initial marking given, assuming zero
within model automodel built in file model.sm near line 86

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="Peterson-COL-7"
export BK_EXAMINATION="Liveness"
export BK_TOOL="smartxred"
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 smartxred"
echo " Input is Peterson-COL-7, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r281-smll-167863551100374"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-7.tgz
mv Peterson-COL-7 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;