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-167838870300363.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 ltsminxred
Input is FlexibleBarrier-PT-20b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r183-tall-167838870300363
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.1K Feb 25 12:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 12:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 25 12:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 171K Feb 25 12:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 25 12:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 25 12:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 1.5M 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 1678552062571

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-20b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 16:27:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-11 16:27:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:27:44] [INFO ] Load time of PNML (sax parser for PT used): 195 ms
[2023-03-11 16:27:44] [INFO ] Transformed 5372 places.
[2023-03-11 16:27:44] [INFO ] Transformed 6193 transitions.
[2023-03-11 16:27:44] [INFO ] Found NUPN structural information;
[2023-03-11 16:27:44] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 300 ms.
Graph (trivial) has 5310 edges and 5372 vertex of which 122 / 5372 are part of one of the 20 SCC in 22 ms
Free SCC test removed 102 places
Structural test allowed to assert that 1354 places are NOT stable. Took 66 ms.
Ensure Unique test removed 103 transitions
Reduce redundant transitions removed 103 transitions.
Incomplete random walk after 10000 steps, including 105 resets, run finished after 3356 ms. (steps per millisecond=2 ) properties (out of 4018) seen :123
Probabilistic random walk after 30001 steps, saw 13741 distinct states, run finished after 5358 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 3895 properties.
[2023-03-11 16:27:53] [INFO ] Flow matrix only has 6071 transitions (discarded 19 similar events)
// Phase 1: matrix 6071 rows 5270 cols
[2023-03-11 16:27:53] [INFO ] Computed 22 place invariants in 206 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 16:28:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 16:28:21] [INFO ] After 25209ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3895 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 3895 out of 5270 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5270/5270 places, 6090/6090 transitions.
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 110 transitions
Trivial Post-agglo rules discarded 110 transitions
Performed 110 trivial Post agglomeration. Transition count delta: 110
Iterating post reduction 0 with 130 rules applied. Total rules applied 130 place count 5270 transition count 5960
Reduce places removed 110 places and 0 transitions.
Iterating post reduction 1 with 110 rules applied. Total rules applied 240 place count 5160 transition count 5960
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 245 place count 5155 transition count 5955
Iterating global reduction 2 with 5 rules applied. Total rules applied 250 place count 5155 transition count 5955
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 2 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 2 with 116 rules applied. Total rules applied 366 place count 5097 transition count 5897
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 367 place count 5097 transition count 5896
Free-agglomeration rule applied 1123 times.
Iterating global reduction 3 with 1123 rules applied. Total rules applied 1490 place count 5097 transition count 4773
Reduce places removed 1123 places and 0 transitions.
Iterating post reduction 3 with 1123 rules applied. Total rules applied 2613 place count 3974 transition count 4773
Partial Free-agglomeration rule applied 10 times.
Drop transitions removed 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 2623 place count 3974 transition count 4773
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 2630 place count 3974 transition count 4766
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 2631 place count 3974 transition count 4766
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2632 place count 3973 transition count 4765
Applied a total of 2632 rules in 1975 ms. Remains 3973 /5270 variables (removed 1297) and now considering 4765/6090 (removed 1325) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1991 ms. Remains : 3973/5270 places, 4765/6090 transitions.
Interrupted random walk after 243950 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen 3851
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 265 ms. (steps per millisecond=377 ) properties (out of 44) seen :12
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 342 ms. (steps per millisecond=292 ) properties (out of 32) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 240 ms. (steps per millisecond=416 ) properties (out of 28) seen :4
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=384 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 24) seen :11
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 220 ms. (steps per millisecond=454 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 224 ms. (steps per millisecond=446 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 187 ms. (steps per millisecond=534 ) properties (out of 9) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=480 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=763 ) properties (out of 6) seen :3
Running SMT prover for 3 properties.
// Phase 1: matrix 4765 rows 3973 cols
[2023-03-11 16:28:56] [INFO ] Computed 22 place invariants in 45 ms
[2023-03-11 16:28:56] [INFO ] After 656ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-11 16:28:57] [INFO ] [Nat]Absence check using 22 positive place invariants in 60 ms returned sat
[2023-03-11 16:28:59] [INFO ] After 2392ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-11 16:29:00] [INFO ] Deduced a trap composed of 22 places in 219 ms of which 7 ms to minimize.
[2023-03-11 16:29:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 501 ms
[2023-03-11 16:29:01] [INFO ] After 3523ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 366 ms.
[2023-03-11 16:29:01] [INFO ] After 4700ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Parikh walk visited 3 properties in 42 ms.
Able to resolve query StableMarking after proving 4020 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 77291 ms.
ITS solved all properties within timeout

BK_STOP 1678552142425

--------------------
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-20b"
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-20b, 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-167838870300363"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20b.tgz
mv FlexibleBarrier-PT-20b 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 ;