Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r189-tall-171640616900012.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FlexibleBarrier-PT-06a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r189-tall-171640616900012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 13 08:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 13 08:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 13 08:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Apr 13 08:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 41K May 18 16:42 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 1716472342248

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-23 13:52:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-23 13:52:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 13:52:23] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2024-05-23 13:52:23] [INFO ] Transformed 75 places.
[2024-05-23 13:52:23] [INFO ] Transformed 154 transitions.
[2024-05-23 13:52:23] [INFO ] Found NUPN structural information;
[2024-05-23 13:52:23] [INFO ] Parsed PT model containing 75 places and 154 transitions and 599 arcs in 160 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 75/75 places, 154/154 transitions.
Graph (trivial) has 61 edges and 75 vertex of which 18 / 75 are part of one of the 6 SCC in 3 ms
Free SCC test removed 12 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 37 place count 45 transition count 88
Applied a total of 37 rules in 53 ms. Remains 45 /75 variables (removed 30) and now considering 88/154 (removed 66) transitions.
[2024-05-23 13:52:23] [INFO ] Flow matrix only has 56 transitions (discarded 32 similar events)
// Phase 1: matrix 56 rows 45 cols
[2024-05-23 13:52:23] [INFO ] Computed 8 invariants in 4 ms
[2024-05-23 13:52:23] [INFO ] Implicit Places using invariants in 202 ms returned [43, 44]
Discarding 2 places :
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Implicit Place search using SMT only with invariants took 230 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 43/75 places, 82/154 transitions.
Graph (trivial) has 66 edges and 43 vertex of which 42 / 43 are part of one of the 6 SCC in 1 ms
Free SCC test removed 36 places
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Applied a total of 1 rules in 2 ms. Remains 7 /43 variables (removed 36) and now considering 22/82 (removed 60) transitions.
[2024-05-23 13:52:23] [INFO ] Flow matrix only has 2 transitions (discarded 20 similar events)
// Phase 1: matrix 2 rows 7 cols
[2024-05-23 13:52:23] [INFO ] Computed 6 invariants in 0 ms
[2024-05-23 13:52:23] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 13:52:23] [INFO ] Flow matrix only has 2 transitions (discarded 20 similar events)
[2024-05-23 13:52:23] [INFO ] Invariant cache hit.
[2024-05-23 13:52:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 13:52:23] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 7/75 places, 22/154 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 357 ms. Remains : 7/75 places, 22/154 transitions.
Discarding 6 transitions out of 22. Remains 16
Initial state reduction rules removed 1 formulas.
RANDOM walk for 4 steps (0 resets) in 10 ms. (0 steps per ms) remains 0/15 properties
[2024-05-23 13:52:24] [INFO ] Flatten gal took : 15 ms
[2024-05-23 13:52:24] [INFO ] Flatten gal took : 3 ms
[2024-05-23 13:52:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8228271848501814864.gal : 4 ms
[2024-05-23 13:52:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality242814421843861444.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8228271848501814864.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality242814421843861444.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
Able to resolve query QuasiLiveness after proving 16 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 818 ms.

BK_STOP 1716472344260

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-06a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-06a, 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 r189-tall-171640616900012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-06a.tgz
mv FlexibleBarrier-PT-06a 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 ;