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.r181-tall-167838868600373.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 lolaxred
Input is FlexibleBarrier-PT-22b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868600373
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 8.0K Feb 25 12:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 25 12:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 12:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 12:33 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 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K Feb 25 12:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 12:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 25 12:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.8M 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 StableMarking

=== Now, execution of the tool begins

BK_START 1678544596301

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=lolaxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-22b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 14:23:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-11 14:23:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 14:23:18] [INFO ] Load time of PNML (sax parser for PT used): 211 ms
[2023-03-11 14:23:18] [INFO ] Transformed 6478 places.
[2023-03-11 14:23:18] [INFO ] Transformed 7469 transitions.
[2023-03-11 14:23:18] [INFO ] Found NUPN structural information;
[2023-03-11 14:23:18] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 322 ms.
Graph (trivial) has 6410 edges and 6478 vertex of which 134 / 6478 are part of one of the 22 SCC in 37 ms
Free SCC test removed 112 places
Structural test allowed to assert that 1620 places are NOT stable. Took 80 ms.
Ensure Unique test removed 113 transitions
Reduce redundant transitions removed 113 transitions.
Incomplete random walk after 10000 steps, including 96 resets, run finished after 4009 ms. (steps per millisecond=2 ) properties (out of 4858) seen :121
Probabilistic random walk after 30001 steps, saw 13921 distinct states, run finished after 6602 ms. (steps per millisecond=4 ) properties seen :0
Running SMT prover for 4737 properties.
[2023-03-11 14:23:29] [INFO ] Flow matrix only has 7335 transitions (discarded 21 similar events)
// Phase 1: matrix 7335 rows 6366 cols
[2023-03-11 14:23:29] [INFO ] Computed 24 place invariants in 268 ms
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)
[2023-03-11 14:23:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 14:23:58] [INFO ] After 25091ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4737 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4737 out of 6366 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6366/6366 places, 7356/7356 transitions.
Drop transitions removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions removed 113 transitions
Trivial Post-agglo rules discarded 113 transitions
Performed 113 trivial Post agglomeration. Transition count delta: 113
Iterating post reduction 0 with 135 rules applied. Total rules applied 135 place count 6366 transition count 7221
Reduce places removed 113 places and 0 transitions.
Iterating post reduction 1 with 113 rules applied. Total rules applied 248 place count 6253 transition count 7221
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 256 place count 6245 transition count 7213
Iterating global reduction 2 with 8 rules applied. Total rules applied 264 place count 6245 transition count 7213
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 3 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 376 place count 6189 transition count 7157
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 377 place count 6189 transition count 7156
Free-agglomeration rule applied 1368 times.
Iterating global reduction 3 with 1368 rules applied. Total rules applied 1745 place count 6189 transition count 5788
Reduce places removed 1368 places and 0 transitions.
Iterating post reduction 3 with 1368 rules applied. Total rules applied 3113 place count 4821 transition count 5788
Partial Free-agglomeration rule applied 12 times.
Drop transitions removed 12 transitions
Iterating global reduction 4 with 12 rules applied. Total rules applied 3125 place count 4821 transition count 5788
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 3127 place count 4821 transition count 5786
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 3130 place count 4821 transition count 5786
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3131 place count 4820 transition count 5785
Applied a total of 3131 rules in 1544 ms. Remains 4820 /6366 variables (removed 1546) and now considering 5785/7356 (removed 1571) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1545 ms. Remains : 4820/6366 places, 5785/7356 transitions.
Interrupted random walk after 340281 steps, including 1 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 4709
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 274 ms. (steps per millisecond=364 ) properties (out of 28) seen :12
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=392 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=395 ) properties (out of 16) seen :11
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 182 ms. (steps per millisecond=549 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=740 ) properties (out of 5) seen :3
Running SMT prover for 2 properties.
// Phase 1: matrix 5785 rows 4820 cols
[2023-03-11 14:24:31] [INFO ] Computed 24 place invariants in 79 ms
[2023-03-11 14:24:31] [INFO ] After 583ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-11 14:24:32] [INFO ] [Nat]Absence check using 24 positive place invariants in 43 ms returned sat
[2023-03-11 14:24:36] [INFO ] After 3543ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-11 14:24:36] [INFO ] After 4185ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 299 ms.
[2023-03-11 14:24:37] [INFO ] After 5179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 37 steps, including 1 resets, run visited all 2 properties in 3 ms. (steps per millisecond=12 )
Parikh walk visited 2 properties in 6 ms.
Able to resolve query StableMarking after proving 4860 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 79104 ms.
ITS solved all properties within timeout

BK_STOP 1678544678207

--------------------
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 StableMarking -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="FlexibleBarrier-PT-22b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is FlexibleBarrier-PT-22b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r181-tall-167838868600373"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22b.tgz
mv FlexibleBarrier-PT-22b execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;