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.r183-tall-167838870300373.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 ltsminxred
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 r183-tall-167838870300373
=====================================================================

--------------------
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 1678552105012

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=ltsminxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-22b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 16:28:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-11 16:28:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:28:26] [INFO ] Load time of PNML (sax parser for PT used): 198 ms
[2023-03-11 16:28:26] [INFO ] Transformed 6478 places.
[2023-03-11 16:28:26] [INFO ] Transformed 7469 transitions.
[2023-03-11 16:28:26] [INFO ] Found NUPN structural information;
[2023-03-11 16:28:26] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 314 ms.
Graph (trivial) has 6410 edges and 6478 vertex of which 134 / 6478 are part of one of the 22 SCC in 27 ms
Free SCC test removed 112 places
Structural test allowed to assert that 1620 places are NOT stable. Took 67 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 2917 ms. (steps per millisecond=3 ) properties (out of 4858) seen :136
Probabilistic random walk after 30001 steps, saw 13921 distinct states, run finished after 5272 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 4722 properties.
[2023-03-11 16:28:35] [INFO ] Flow matrix only has 7335 transitions (discarded 21 similar events)
// Phase 1: matrix 7335 rows 6366 cols
[2023-03-11 16:28:35] [INFO ] Computed 24 place invariants in 237 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 16:29:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 16:29:04] [INFO ] After 25062ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4722 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4722 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 122 transitions
Trivial Post-agglo rules discarded 122 transitions
Performed 122 trivial Post agglomeration. Transition count delta: 122
Iterating post reduction 0 with 144 rules applied. Total rules applied 144 place count 6366 transition count 7212
Reduce places removed 122 places and 0 transitions.
Iterating post reduction 1 with 122 rules applied. Total rules applied 266 place count 6244 transition count 7212
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 275 place count 6235 transition count 7203
Iterating global reduction 2 with 9 rules applied. Total rules applied 284 place count 6235 transition count 7203
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 3 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 2 with 126 rules applied. Total rules applied 410 place count 6172 transition count 7140
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 413 place count 6172 transition count 7137
Free-agglomeration rule applied 1368 times.
Iterating global reduction 3 with 1368 rules applied. Total rules applied 1781 place count 6172 transition count 5769
Reduce places removed 1368 places and 0 transitions.
Iterating post reduction 3 with 1368 rules applied. Total rules applied 3149 place count 4804 transition count 5769
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 3156 place count 4804 transition count 5769
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 3157 place count 4804 transition count 5768
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 3159 place count 4804 transition count 5768
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3160 place count 4803 transition count 5767
Applied a total of 3160 rules in 1742 ms. Remains 4803 /6366 variables (removed 1563) and now considering 5767/7356 (removed 1589) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1743 ms. Remains : 4803/6366 places, 5767/7356 transitions.
Interrupted random walk after 297490 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=9 ) properties seen 4652
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=436 ) properties (out of 70) seen :11
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 262 ms. (steps per millisecond=381 ) properties (out of 59) seen :8
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=409 ) properties (out of 51) seen :9
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 42) seen :8
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 291 ms. (steps per millisecond=343 ) properties (out of 34) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 34) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=344 ) properties (out of 31) seen :5
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=393 ) properties (out of 26) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 251 ms. (steps per millisecond=398 ) properties (out of 23) seen :13
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 166 ms. (steps per millisecond=602 ) properties (out of 10) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 174 ms. (steps per millisecond=574 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=854 ) properties (out of 6) seen :3
Running SMT prover for 3 properties.
// Phase 1: matrix 5767 rows 4803 cols
[2023-03-11 16:29:38] [INFO ] Computed 24 place invariants in 63 ms
[2023-03-11 16:29:39] [INFO ] After 598ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-11 16:29:40] [INFO ] [Nat]Absence check using 24 positive place invariants in 38 ms returned sat
[2023-03-11 16:29:43] [INFO ] After 2957ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-11 16:29:44] [INFO ] After 3903ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 447 ms.
[2023-03-11 16:29:44] [INFO ] After 5091ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 42 steps, including 1 resets, run visited all 3 properties in 3 ms. (steps per millisecond=14 )
Parikh walk visited 3 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 78295 ms.
ITS solved all properties within timeout

BK_STOP 1678552185740

--------------------
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="ltsminxred"
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 ltsminxred"
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 r183-tall-167838870300373"
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 ;