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.r277-smll-171654417300342.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 Philosophers-PT-002000, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r277-smll-171654417300342
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 79M
-rw-r--r-- 1 mcc users 1.3M Apr 13 12:40 CTLCardinality.txt
-rw-r--r-- 1 mcc users 6.0M Apr 13 12:40 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1016K Apr 13 11:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 6.0M Apr 13 11:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 1.2M Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 4.4M Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 670K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 3.0M Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3M Apr 13 17:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22M Apr 13 17:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.5M Apr 13 15:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 22M Apr 13 15:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 197K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 527K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.5M May 18 16:43 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 1716787496021

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Philosophers-PT-002000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-27 05:24:58] [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]
[2024-05-27 05:24:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 05:24:59] [INFO ] Load time of PNML (sax parser for PT used): 1214 ms
[2024-05-27 05:25:00] [INFO ] Transformed 10000 places.
[2024-05-27 05:25:00] [INFO ] Transformed 10000 transitions.
[2024-05-27 05:25:00] [INFO ] Found NUPN structural information;
[2024-05-27 05:25:00] [INFO ] Parsed PT model containing 10000 places and 10000 transitions and 32000 arcs in 1632 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Performed 2000 Post agglomeration using F-continuation condition.Transition count delta: 2000
Deduced a syphon composed of 2000 places in 31 ms
Reduce places removed 2000 places and 0 transitions.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 8000 transition count 8000
Applied a total of 4000 rules in 1618 ms. Remains 8000 /10000 variables (removed 2000) and now considering 8000/10000 (removed 2000) transitions.
// Phase 1: matrix 8000 rows 8000 cols
[2024-05-27 05:25:02] [INFO ] Computed 4000 invariants in 127 ms
[2024-05-27 05:25:21] [INFO ] Implicit Places using invariants in 20005 ms returned []
[2024-05-27 05:25:22] [INFO ] Invariant cache hit.
[2024-05-27 05:26:22] [INFO ] Performed 1731/8000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-27 05:26:52] [INFO ] Performed 2944/8000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-05-27 05:27:22] [INFO ] Performed 4442/8000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-05-27 05:27:52] [INFO ] Performed 7828/8000 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-05-27 05:27:53] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-05-27 05:27:53] [INFO ] Implicit Places using invariants and state equation in 150997 ms returned []
Implicit Place search using SMT with State Equation took 171099 ms to find 0 implicit places.
Running 4000 sub problems to find dead transitions.
[2024-05-27 05:27:53] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 4000 unsolved
SMT process timed out in 34397ms, After SMT, problems are : Problem set: 0 solved, 4000 unsolved
Search for dead transitions found 0 dead transitions in 34546ms
Starting structural reductions in LIVENESS mode, iteration 1 : 8000/10000 places, 8000/10000 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 207352 ms. Remains : 8000/10000 places, 8000/10000 transitions.
Initial state reduction rules removed 4000 formulas.
[2024-05-27 05:28:30] [INFO ] Flatten gal took : 1559 ms
[2024-05-27 05:28:31] [INFO ] Flatten gal took : 738 ms
[2024-05-27 05:28:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3201128991131477569.gal : 185 ms
[2024-05-27 05:28:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4399775122281458953.prop : 68 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/ReachabilityCardinality3201128991131477569.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4399775122281458953.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4399775122281458953.prop.
RANDOM walk for 40000 steps (8 resets) in 49577 ms. (0 steps per ms) remains 3/4000 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4688 ms. (8 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4261 ms. (9 steps per ms) remains 1/2 properties
BEST_FIRST walk for 16004 steps (0 resets) in 1496 ms. (10 steps per ms) remains 0/1 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 8000 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 224963 ms.

BK_STOP 1716787723534

--------------------
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="Philosophers-PT-002000"
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 Philosophers-PT-002000, 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 r277-smll-171654417300342"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-002000.tgz
mv Philosophers-PT-002000 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 ;