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.r487-tall-167912703300623.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 lolaxred
Input is TokenRing-COL-050, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703300623
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 404K
-rw-r--r-- 1 mcc users 5.5K Feb 26 14:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Feb 26 14:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 07:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 07:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.3K Feb 28 13:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 55K Feb 28 13:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 28 06:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Feb 28 06:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 33K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-00
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-01
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-02
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-03
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-04
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-05
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-06
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-07
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-08
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-09
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-10
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-11
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-12
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-13
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-14
FORMULA_NAME TokenRing-COL-050-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679206335039

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-COL-050
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 06:12:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 06:12:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 06:12:16] [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.
[2023-03-19 06:12:17] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-19 06:12:17] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 667 ms
[2023-03-19 06:12:17] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 2601 PT places and 132702.0 transition bindings in 22 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-COL-050-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-050-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-050-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-050-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-050-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-050-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-19 06:12:17] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 4 ms.
[2023-03-19 06:12:17] [INFO ] Skeletonized 10 HLPN properties in 0 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Skeleton over-approximation was not fine enough to positively prove more properties of the HLPN.
Domain [Process(51), Process(51)] of place State breaks symmetries in sort Process
[2023-03-19 06:12:17] [INFO ] Unfolded HLPN to a Petri net with 2601 places and 127551 transitions 510204 arcs in 636 ms.
[2023-03-19 06:12:18] [INFO ] Unfolded 10 HLPN properties in 79 ms.
Interrupted random walk after 4230 steps, including 1 resets, run timeout after 30003 ms. (steps per millisecond=0 ) properties seen 6
FORMULA TokenRing-COL-050-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-050-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-050-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-050-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-050-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-050-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 291 steps, including 0 resets, run timeout after 5300 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 291 steps, including 0 resets, run timeout after 5445 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 150 steps, including 0 resets, run timeout after 5303 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 336 steps, including 0 resets, run timeout after 5504 ms. (steps per millisecond=0 ) properties seen 0
Running SMT prover for 4 properties.
// Phase 1: matrix 127551 rows 2601 cols
[2023-03-19 06:13:16] [INFO ] Computed 51 place invariants in 659 ms
[2023-03-19 06:13:36] [INFO ] [Real]Absence check using 51 positive place invariants in 88 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: 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.verifyPossible(DeadlockTester.java:629)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-19 06:13:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 06:13:42] [INFO ] After 25280ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2601 out of 2601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 1082 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1095 ms. Remains : 2601/2601 places, 127551/127551 transitions.
Interrupted random walk after 2844 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 291 steps, including 0 resets, run timeout after 5702 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 291 steps, including 0 resets, run timeout after 5248 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 101 steps, including 0 resets, run timeout after 6503 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 198 steps, including 0 resets, run timeout after 5539 ms. (steps per millisecond=0 ) properties seen 0
Interrupted probabilistic random walk after 79693 steps, run timeout after 156007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 79693 steps, saw 43553 distinct states, run finished after 156009 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-19 06:17:14] [INFO ] Invariant cache hit.
[2023-03-19 06:17:34] [INFO ] [Real]Absence check using 51 positive place invariants in 90 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-19 06:17:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 06:17:40] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2601 out of 2601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 922 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 922 ms. Remains : 2601/2601 places, 127551/127551 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 980 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
[2023-03-19 06:17:42] [INFO ] Invariant cache hit.
[2023-03-19 06:17:42] [INFO ] Implicit Places using invariants in 357 ms returned []
Implicit Place search using SMT only with invariants took 359 ms to find 0 implicit places.
[2023-03-19 06:17:42] [INFO ] Invariant cache hit.
[2023-03-19 06:18:12] [INFO ] Performed 82384/127551 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-19 06:18:29] [INFO ] Dead Transitions using invariants and state equation in 46653 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47998 ms. Remains : 2601/2601 places, 127551/127551 transitions.
[2023-03-19 06:18:32] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 1181 ms.
[2023-03-19 06:18:32] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2601 places, 127551 transitions and 510204 arcs took 271 ms.
[2023-03-19 06:18:40] [INFO ] Flatten gal took : 5271 ms
Total runtime 384446 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT TokenRing-COL-050
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
ReachabilityFireability

BK_STOP 1679207381538

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/ReachabilityFireability.xml
/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 494 Killed lola --conf=$BIN_DIR/configfiles/reachabilityfireabilityconf --formula=$DIR/ReachabilityFireability.xml --verdictfile=$DIR/GenericPropertiesVerdict.xml $DIR/model.pnml

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="TokenRing-COL-050"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 TokenRing-COL-050, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r487-tall-167912703300623"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-050.tgz
mv TokenRing-COL-050 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;