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.r313-tall-167873965800152.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 smartxred
Input is Philosophers-PT-001000, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r313-tall-167873965800152
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 28M
-rw-r--r-- 1 mcc users 710K Feb 25 14:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 3.6M Feb 25 14:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 646K Feb 25 13:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Feb 25 13:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 681K Feb 25 16:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.5M Feb 25 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 307K Feb 25 16:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.5M Feb 25 16:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 359K Feb 25 15:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.7M Feb 25 15:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.3M Feb 25 14:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 8.2M Feb 25 14:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 95K Feb 25 16:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 261K Feb 25 16:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 2.3M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678887238177

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Philosophers-PT-001000
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-15 13:33:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 13:33:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 13:34:00] [INFO ] Load time of PNML (sax parser for PT used): 260 ms
[2023-03-15 13:34:00] [INFO ] Transformed 5000 places.
[2023-03-15 13:34:00] [INFO ] Transformed 5000 transitions.
[2023-03-15 13:34:00] [INFO ] Parsed PT model containing 5000 places and 5000 transitions and 16000 arcs in 577 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5000/5000 places, 5000/5000 transitions.
Performed 1000 Post agglomeration using F-continuation condition.Transition count delta: 1000
Deduced a syphon composed of 1000 places in 6 ms
Reduce places removed 1000 places and 0 transitions.
Iterating global reduction 0 with 2000 rules applied. Total rules applied 2000 place count 4000 transition count 4000
Applied a total of 2000 rules in 411 ms. Remains 4000 /5000 variables (removed 1000) and now considering 4000/5000 (removed 1000) transitions.
// Phase 1: matrix 4000 rows 4000 cols
[2023-03-15 13:34:00] [INFO ] Computed 2000 place invariants in 41 ms
[2023-03-15 13:34:03] [INFO ] Implicit Places using invariants in 2793 ms returned []
[2023-03-15 13:34:03] [INFO ] Invariant cache hit.
[2023-03-15 13:34:07] [INFO ] Implicit Places using invariants and state equation in 3742 ms returned []
Implicit Place search using SMT with State Equation took 6565 ms to find 0 implicit places.
[2023-03-15 13:34:07] [INFO ] Invariant cache hit.
[2023-03-15 13:34:09] [INFO ] Dead Transitions using invariants and state equation in 2352 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4000/5000 places, 4000/5000 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 9340 ms. Remains : 4000/5000 places, 4000/5000 transitions.
Initial state reduction rules removed 2000 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2761 ms. (steps per millisecond=3 ) properties (out of 2000) seen :1858
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 142) seen :0
Running SMT prover for 142 properties.
[2023-03-15 13:34:12] [INFO ] Invariant cache hit.
[2023-03-15 13:34:21] [INFO ] [Real]Absence check using 2000 positive place invariants in 418 ms returned sat
[2023-03-15 13:34:37] [INFO ] After 8339ms SMT Verify possible using state equation in real domain returned unsat :0 sat :119 real:23
[2023-03-15 13:34:37] [INFO ] After 8347ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :119 real:23
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-15 13:34:37] [INFO ] After 25063ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :119 real:23
[2023-03-15 13:34:46] [INFO ] [Nat]Absence check using 2000 positive place invariants in 460 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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: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)
[2023-03-15 13:35:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-15 13:35:02] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :119 real:23
Fused 142 Parikh solutions to 34 different solutions.
Parikh walk visited 98 properties in 26137 ms.
Support contains 87 out of 4000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4000/4000 places, 4000/4000 transitions.
Free-agglomeration rule (complex) applied 1874 times.
Iterating global reduction 0 with 1874 rules applied. Total rules applied 1874 place count 4000 transition count 2126
Reduce places removed 3708 places and 0 transitions.
Drop transitions removed 1874 transitions
Reduce isomorphic transitions removed 1874 transitions.
Iterating post reduction 0 with 5582 rules applied. Total rules applied 7456 place count 292 transition count 252
Applied a total of 7456 rules in 945 ms. Remains 292 /4000 variables (removed 3708) and now considering 252/4000 (removed 3748) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 954 ms. Remains : 292/4000 places, 252/4000 transitions.
Finished random walk after 555 steps, including 0 resets, run visited all 44 properties in 31 ms. (steps per millisecond=17 )
Able to resolve query QuasiLiveness after proving 4000 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 90415 ms.
ITS solved all properties within timeout

BK_STOP 1678887331054

--------------------
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="Philosophers-PT-001000"
export BK_EXAMINATION="QuasiLiveness"
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 Philosophers-PT-001000, 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 r313-tall-167873965800152"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-001000.tgz
mv Philosophers-PT-001000 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 ;